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/*************************************************************************/
/* shader_language.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
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# include "shader_language.h"
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# include "core/os/os.h"
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# include "core/string/print_string.h"
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# include "servers/rendering_server.h"
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# define HAS_WARNING(flag) (warning_flags & flag)
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static bool _is_text_char ( char32_t c ) {
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return ( c > = ' a ' & & c < = ' z ' ) | | ( c > = ' A ' & & c < = ' Z ' ) | | ( c > = ' 0 ' & & c < = ' 9 ' ) | | c = = ' _ ' ;
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}
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static bool _is_number ( char32_t c ) {
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return ( c > = ' 0 ' & & c < = ' 9 ' ) ;
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}
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static bool _is_hex ( char32_t c ) {
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return ( c > = ' 0 ' & & c < = ' 9 ' ) | | ( c > = ' a ' & & c < = ' f ' ) | | ( c > = ' A ' & & c < = ' F ' ) ;
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}
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String ShaderLanguage : : get_operator_text ( Operator p_op ) {
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static const char * op_names [ OP_MAX ] = { " == " ,
" != " ,
" < " ,
" <= " ,
" > " ,
" >= " ,
" && " ,
" || " ,
" ! " ,
" - " ,
" + " ,
" - " ,
" * " ,
" / " ,
" % " ,
" << " ,
" >> " ,
" = " ,
" += " ,
" -= " ,
" *= " ,
" /= " ,
" %= " ,
" <<= " ,
" >>= " ,
" &= " ,
" |= " ,
" ^= " ,
" & " ,
" | " ,
" ^ " ,
" ~ " ,
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" ++ " ,
" -- " ,
" ? " ,
" : " ,
" ++ " ,
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" -- " ,
" () " ,
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" construct " ,
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" index " ,
" empty " } ;
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return op_names [ p_op ] ;
}
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const char * ShaderLanguage : : token_names [ TK_MAX ] = {
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" EMPTY " ,
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" IDENTIFIER " ,
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" TRUE " ,
" FALSE " ,
" REAL_CONSTANT " ,
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" INT_CONSTANT " ,
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" TYPE_VOID " ,
" TYPE_BOOL " ,
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" TYPE_BVEC2 " ,
" TYPE_BVEC3 " ,
" TYPE_BVEC4 " ,
" TYPE_INT " ,
" TYPE_IVEC2 " ,
" TYPE_IVEC3 " ,
" TYPE_IVEC4 " ,
" TYPE_UINT " ,
" TYPE_UVEC2 " ,
" TYPE_UVEC3 " ,
" TYPE_UVEC4 " ,
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" TYPE_FLOAT " ,
" TYPE_VEC2 " ,
" TYPE_VEC3 " ,
" TYPE_VEC4 " ,
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" TYPE_MAT2 " ,
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" TYPE_MAT3 " ,
" TYPE_MAT4 " ,
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" TYPE_SAMPLER2D " ,
" TYPE_ISAMPLER2D " ,
" TYPE_USAMPLER2D " ,
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" TYPE_SAMPLER2DARRAY " ,
" TYPE_ISAMPLER2DARRAY " ,
" TYPE_USAMPLER2DARRAY " ,
" TYPE_SAMPLER3D " ,
" TYPE_ISAMPLER3D " ,
" TYPE_USAMPLER3D " ,
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" TYPE_SAMPLERCUBE " ,
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" TYPE_SAMPLERCUBEARRAY " ,
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" INTERPOLATION_FLAT " ,
" INTERPOLATION_SMOOTH " ,
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" CONST " ,
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" PRECISION_LOW " ,
" PRECISION_MID " ,
" PRECISION_HIGH " ,
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" OP_EQUAL " ,
" OP_NOT_EQUAL " ,
" OP_LESS " ,
" OP_LESS_EQUAL " ,
" OP_GREATER " ,
" OP_GREATER_EQUAL " ,
" OP_AND " ,
" OP_OR " ,
" OP_NOT " ,
" OP_ADD " ,
" OP_SUB " ,
" OP_MUL " ,
" OP_DIV " ,
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" OP_MOD " ,
" OP_SHIFT_LEFT " ,
" OP_SHIFT_RIGHT " ,
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" OP_ASSIGN " ,
" OP_ASSIGN_ADD " ,
" OP_ASSIGN_SUB " ,
" OP_ASSIGN_MUL " ,
" OP_ASSIGN_DIV " ,
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" OP_ASSIGN_MOD " ,
" OP_ASSIGN_SHIFT_LEFT " ,
" OP_ASSIGN_SHIFT_RIGHT " ,
" OP_ASSIGN_BIT_AND " ,
" OP_ASSIGN_BIT_OR " ,
" OP_ASSIGN_BIT_XOR " ,
" OP_BIT_AND " ,
" OP_BIT_OR " ,
" OP_BIT_XOR " ,
" OP_BIT_INVERT " ,
" OP_INCREMENT " ,
" OP_DECREMENT " ,
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" CF_IF " ,
" CF_ELSE " ,
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" CF_FOR " ,
" CF_WHILE " ,
" CF_DO " ,
" CF_SWITCH " ,
" CF_CASE " ,
" CF_BREAK " ,
" CF_CONTINUE " ,
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" CF_RETURN " ,
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" CF_DISCARD " ,
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" BRACKET_OPEN " ,
" BRACKET_CLOSE " ,
" CURLY_BRACKET_OPEN " ,
" CURLY_BRACKET_CLOSE " ,
" PARENTHESIS_OPEN " ,
" PARENTHESIS_CLOSE " ,
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" QUESTION " ,
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" COMMA " ,
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" COLON " ,
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" SEMICOLON " ,
" PERIOD " ,
" UNIFORM " ,
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" INSTANCE " ,
" GLOBAL " ,
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" VARYING " ,
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" IN " ,
" OUT " ,
" INOUT " ,
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" RENDER_MODE " ,
" HINT_WHITE_TEXTURE " ,
" HINT_BLACK_TEXTURE " ,
" HINT_NORMAL_TEXTURE " ,
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" HINT_ANISOTROPY_TEXTURE " ,
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" HINT_ALBEDO_TEXTURE " ,
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" HINT_BLACK_ALBEDO_TEXTURE " ,
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" HINT_COLOR " ,
" HINT_RANGE " ,
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" HINT_INSTANCE_INDEX " ,
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" FILTER_NEAREST " ,
" FILTER_LINEAR " ,
" FILTER_NEAREST_MIPMAP " ,
" FILTER_LINEAR_MIPMAP " ,
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" FILTER_NEAREST_MIPMAP_ANISOTROPIC " ,
" FILTER_LINEAR_MIPMAP_ANISOTROPIC " ,
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" REPEAT_ENABLE " ,
" REPEAT_DISABLE " ,
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" SHADER_TYPE " ,
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" CURSOR " ,
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" ERROR " ,
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" EOF " ,
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} ;
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String ShaderLanguage : : get_token_text ( Token p_token ) {
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String name = token_names [ p_token . type ] ;
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if ( p_token . is_integer_constant ( ) | | p_token . type = = TK_FLOAT_CONSTANT ) {
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name + = " ( " + rtos ( p_token . constant ) + " ) " ;
} else if ( p_token . type = = TK_IDENTIFIER ) {
name + = " ( " + String ( p_token . text ) + " ) " ;
} else if ( p_token . type = = TK_ERROR ) {
name + = " ( " + String ( p_token . text ) + " ) " ;
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}
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return name ;
}
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ShaderLanguage : : Token ShaderLanguage : : _make_token ( TokenType p_type , const StringName & p_text ) {
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Token tk ;
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tk . type = p_type ;
tk . text = p_text ;
tk . line = tk_line ;
if ( tk . type = = TK_ERROR ) {
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_set_error ( p_text ) ;
}
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return tk ;
}
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const ShaderLanguage : : KeyWord ShaderLanguage : : keyword_list [ ] = {
{ TK_TRUE , " true " } ,
{ TK_FALSE , " false " } ,
{ TK_TYPE_VOID , " void " } ,
{ TK_TYPE_BOOL , " bool " } ,
{ TK_TYPE_BVEC2 , " bvec2 " } ,
{ TK_TYPE_BVEC3 , " bvec3 " } ,
{ TK_TYPE_BVEC4 , " bvec4 " } ,
{ TK_TYPE_INT , " int " } ,
{ TK_TYPE_IVEC2 , " ivec2 " } ,
{ TK_TYPE_IVEC3 , " ivec3 " } ,
{ TK_TYPE_IVEC4 , " ivec4 " } ,
{ TK_TYPE_UINT , " uint " } ,
{ TK_TYPE_UVEC2 , " uvec2 " } ,
{ TK_TYPE_UVEC3 , " uvec3 " } ,
{ TK_TYPE_UVEC4 , " uvec4 " } ,
{ TK_TYPE_FLOAT , " float " } ,
{ TK_TYPE_VEC2 , " vec2 " } ,
{ TK_TYPE_VEC3 , " vec3 " } ,
{ TK_TYPE_VEC4 , " vec4 " } ,
{ TK_TYPE_MAT2 , " mat2 " } ,
{ TK_TYPE_MAT3 , " mat3 " } ,
{ TK_TYPE_MAT4 , " mat4 " } ,
{ TK_TYPE_SAMPLER2D , " sampler2D " } ,
{ TK_TYPE_ISAMPLER2D , " isampler2D " } ,
{ TK_TYPE_USAMPLER2D , " usampler2D " } ,
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{ TK_TYPE_SAMPLER2DARRAY , " sampler2DArray " } ,
{ TK_TYPE_ISAMPLER2DARRAY , " isampler2DArray " } ,
{ TK_TYPE_USAMPLER2DARRAY , " usampler2DArray " } ,
{ TK_TYPE_SAMPLER3D , " sampler3D " } ,
{ TK_TYPE_ISAMPLER3D , " isampler3D " } ,
{ TK_TYPE_USAMPLER3D , " usampler3D " } ,
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{ TK_TYPE_SAMPLERCUBE , " samplerCube " } ,
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{ TK_TYPE_SAMPLERCUBEARRAY , " samplerCubeArray " } ,
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{ TK_INTERPOLATION_FLAT , " flat " } ,
{ TK_INTERPOLATION_SMOOTH , " smooth " } ,
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{ TK_CONST , " const " } ,
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{ TK_STRUCT , " struct " } ,
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{ TK_PRECISION_LOW , " lowp " } ,
{ TK_PRECISION_MID , " mediump " } ,
{ TK_PRECISION_HIGH , " highp " } ,
{ TK_CF_IF , " if " } ,
{ TK_CF_ELSE , " else " } ,
{ TK_CF_FOR , " for " } ,
{ TK_CF_WHILE , " while " } ,
{ TK_CF_DO , " do " } ,
{ TK_CF_SWITCH , " switch " } ,
{ TK_CF_CASE , " case " } ,
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{ TK_CF_DEFAULT , " default " } ,
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{ TK_CF_BREAK , " break " } ,
{ TK_CF_CONTINUE , " continue " } ,
{ TK_CF_RETURN , " return " } ,
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{ TK_CF_DISCARD , " discard " } ,
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{ TK_UNIFORM , " uniform " } ,
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{ TK_INSTANCE , " instance " } ,
{ TK_GLOBAL , " global " } ,
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{ TK_VARYING , " varying " } ,
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{ TK_ARG_IN , " in " } ,
{ TK_ARG_OUT , " out " } ,
{ TK_ARG_INOUT , " inout " } ,
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{ TK_RENDER_MODE , " render_mode " } ,
{ TK_HINT_WHITE_TEXTURE , " hint_white " } ,
{ TK_HINT_BLACK_TEXTURE , " hint_black " } ,
{ TK_HINT_NORMAL_TEXTURE , " hint_normal " } ,
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{ TK_HINT_ROUGHNESS_NORMAL_TEXTURE , " hint_roughness_normal " } ,
{ TK_HINT_ROUGHNESS_R , " hint_roughness_r " } ,
{ TK_HINT_ROUGHNESS_G , " hint_roughness_g " } ,
{ TK_HINT_ROUGHNESS_B , " hint_roughness_b " } ,
{ TK_HINT_ROUGHNESS_A , " hint_roughness_a " } ,
{ TK_HINT_ROUGHNESS_GRAY , " hint_roughness_gray " } ,
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{ TK_HINT_ANISOTROPY_TEXTURE , " hint_anisotropy " } ,
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{ TK_HINT_ALBEDO_TEXTURE , " hint_albedo " } ,
{ TK_HINT_BLACK_ALBEDO_TEXTURE , " hint_black_albedo " } ,
{ TK_HINT_COLOR , " hint_color " } ,
{ TK_HINT_RANGE , " hint_range " } ,
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{ TK_HINT_INSTANCE_INDEX , " instance_index " } ,
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{ TK_FILTER_NEAREST , " filter_nearest " } ,
{ TK_FILTER_LINEAR , " filter_linear " } ,
{ TK_FILTER_NEAREST_MIPMAP , " filter_nearest_mipmap " } ,
{ TK_FILTER_LINEAR_MIPMAP , " filter_linear_mipmap " } ,
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{ TK_FILTER_NEAREST_MIPMAP_ANISOTROPIC , " filter_nearest_mipmap_anisotropic " } ,
{ TK_FILTER_LINEAR_MIPMAP_ANISOTROPIC , " filter_linear_mipmap_anisotropic " } ,
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{ TK_REPEAT_ENABLE , " repeat_enable " } ,
{ TK_REPEAT_DISABLE , " repeat_disable " } ,
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{ TK_SHADER_TYPE , " shader_type " } ,
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{ TK_ERROR , nullptr }
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} ;
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ShaderLanguage : : Token ShaderLanguage : : _get_token ( ) {
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# define GETCHAR(m_idx) (((char_idx + m_idx) < code.length()) ? code[char_idx + m_idx] : char32_t(0))
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while ( true ) {
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char_idx + + ;
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switch ( GETCHAR ( - 1 ) ) {
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case 0 :
return _make_token ( TK_EOF ) ;
case 0xFFFF :
return _make_token ( TK_CURSOR ) ; //for completion
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case ' \t ' :
case ' \r ' :
case ' ' :
continue ;
case ' \n ' :
tk_line + + ;
continue ;
case ' / ' : {
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switch ( GETCHAR ( 0 ) ) {
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case ' * ' : { // block comment
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char_idx + + ;
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while ( true ) {
if ( GETCHAR ( 0 ) = = 0 ) {
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return _make_token ( TK_EOF ) ;
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}
if ( GETCHAR ( 0 ) = = ' * ' & & GETCHAR ( 1 ) = = ' / ' ) {
char_idx + = 2 ;
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break ;
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} else if ( GETCHAR ( 0 ) = = ' \n ' ) {
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tk_line + + ;
}
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char_idx + + ;
}
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} break ;
case ' / ' : { // line comment skip
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while ( true ) {
if ( GETCHAR ( 0 ) = = ' \n ' ) {
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tk_line + + ;
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char_idx + + ;
break ;
}
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if ( GETCHAR ( 0 ) = = 0 ) {
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return _make_token ( TK_EOF ) ;
}
char_idx + + ;
}
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} break ;
case ' = ' : { // diveq
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char_idx + + ;
return _make_token ( TK_OP_ASSIGN_DIV ) ;
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} break ;
default :
return _make_token ( TK_OP_DIV ) ;
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}
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continue ; //a comment, continue to next token
} break ;
case ' = ' : {
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if ( GETCHAR ( 0 ) = = ' = ' ) {
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char_idx + + ;
return _make_token ( TK_OP_EQUAL ) ;
}
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return _make_token ( TK_OP_ASSIGN ) ;
} break ;
case ' < ' : {
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if ( GETCHAR ( 0 ) = = ' = ' ) {
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char_idx + + ;
return _make_token ( TK_OP_LESS_EQUAL ) ;
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} else if ( GETCHAR ( 0 ) = = ' < ' ) {
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char_idx + + ;
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if ( GETCHAR ( 0 ) = = ' = ' ) {
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char_idx + + ;
return _make_token ( TK_OP_ASSIGN_SHIFT_LEFT ) ;
}
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return _make_token ( TK_OP_SHIFT_LEFT ) ;
}
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return _make_token ( TK_OP_LESS ) ;
} break ;
case ' > ' : {
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if ( GETCHAR ( 0 ) = = ' = ' ) {
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char_idx + + ;
return _make_token ( TK_OP_GREATER_EQUAL ) ;
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} else if ( GETCHAR ( 0 ) = = ' > ' ) {
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char_idx + + ;
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if ( GETCHAR ( 0 ) = = ' = ' ) {
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char_idx + + ;
return _make_token ( TK_OP_ASSIGN_SHIFT_RIGHT ) ;
}
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return _make_token ( TK_OP_SHIFT_RIGHT ) ;
}
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return _make_token ( TK_OP_GREATER ) ;
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} break ;
case ' ! ' : {
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if ( GETCHAR ( 0 ) = = ' = ' ) {
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char_idx + + ;
return _make_token ( TK_OP_NOT_EQUAL ) ;
}
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return _make_token ( TK_OP_NOT ) ;
} break ;
//case '"' //string - no strings in shader
//case '\'' //string - no strings in shader
case ' { ' :
return _make_token ( TK_CURLY_BRACKET_OPEN ) ;
case ' } ' :
return _make_token ( TK_CURLY_BRACKET_CLOSE ) ;
case ' [ ' :
return _make_token ( TK_BRACKET_OPEN ) ;
case ' ] ' :
return _make_token ( TK_BRACKET_CLOSE ) ;
case ' ( ' :
return _make_token ( TK_PARENTHESIS_OPEN ) ;
case ' ) ' :
return _make_token ( TK_PARENTHESIS_CLOSE ) ;
case ' , ' :
return _make_token ( TK_COMMA ) ;
case ' ; ' :
return _make_token ( TK_SEMICOLON ) ;
case ' ? ' :
return _make_token ( TK_QUESTION ) ;
case ' : ' :
return _make_token ( TK_COLON ) ;
case ' ^ ' :
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if ( GETCHAR ( 0 ) = = ' = ' ) {
char_idx + + ;
return _make_token ( TK_OP_ASSIGN_BIT_XOR ) ;
}
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return _make_token ( TK_OP_BIT_XOR ) ;
case ' ~ ' :
return _make_token ( TK_OP_BIT_INVERT ) ;
case ' & ' : {
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if ( GETCHAR ( 0 ) = = ' = ' ) {
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char_idx + + ;
return _make_token ( TK_OP_ASSIGN_BIT_AND ) ;
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} else if ( GETCHAR ( 0 ) = = ' & ' ) {
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char_idx + + ;
return _make_token ( TK_OP_AND ) ;
}
return _make_token ( TK_OP_BIT_AND ) ;
} break ;
case ' | ' : {
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if ( GETCHAR ( 0 ) = = ' = ' ) {
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char_idx + + ;
return _make_token ( TK_OP_ASSIGN_BIT_OR ) ;
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} else if ( GETCHAR ( 0 ) = = ' | ' ) {
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char_idx + + ;
return _make_token ( TK_OP_OR ) ;
}
return _make_token ( TK_OP_BIT_OR ) ;
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} break ;
case ' * ' : {
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if ( GETCHAR ( 0 ) = = ' = ' ) {
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char_idx + + ;
return _make_token ( TK_OP_ASSIGN_MUL ) ;
}
return _make_token ( TK_OP_MUL ) ;
} break ;
case ' + ' : {
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if ( GETCHAR ( 0 ) = = ' = ' ) {
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char_idx + + ;
return _make_token ( TK_OP_ASSIGN_ADD ) ;
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} else if ( GETCHAR ( 0 ) = = ' + ' ) {
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char_idx + + ;
return _make_token ( TK_OP_INCREMENT ) ;
}
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return _make_token ( TK_OP_ADD ) ;
} break ;
case ' - ' : {
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if ( GETCHAR ( 0 ) = = ' = ' ) {
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char_idx + + ;
return _make_token ( TK_OP_ASSIGN_SUB ) ;
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} else if ( GETCHAR ( 0 ) = = ' - ' ) {
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char_idx + + ;
return _make_token ( TK_OP_DECREMENT ) ;
}
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return _make_token ( TK_OP_SUB ) ;
} break ;
case ' % ' : {
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if ( GETCHAR ( 0 ) = = ' = ' ) {
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char_idx + + ;
return _make_token ( TK_OP_ASSIGN_MOD ) ;
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}
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return _make_token ( TK_OP_MOD ) ;
} break ;
default : {
char_idx - - ; //go back one, since we have no idea what this is
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if ( _is_number ( GETCHAR ( 0 ) ) | | ( GETCHAR ( 0 ) = = ' . ' & & _is_number ( GETCHAR ( 1 ) ) ) ) {
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// parse number
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bool hexa_found = false ;
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bool period_found = false ;
bool exponent_found = false ;
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bool float_suffix_found = false ;
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bool uint_suffix_found = false ;
bool end_suffix_found = false ;
enum {
CASE_ALL ,
CASE_HEXA_PERIOD ,
CASE_EXPONENT ,
CASE_SIGN_AFTER_EXPONENT ,
CASE_NONE ,
CASE_MAX ,
} lut_case = CASE_ALL ;
static bool suffix_lut [ CASE_MAX ] [ 127 ] ;
if ( ! is_const_suffix_lut_initialized ) {
is_const_suffix_lut_initialized = true ;
for ( int i = 0 ; i < 127 ; i + + ) {
char t = char ( i ) ;
suffix_lut [ CASE_ALL ] [ i ] = t = = ' . ' | | t = = ' x ' | | t = = ' e ' | | t = = ' f ' | | t = = ' u ' | | t = = ' - ' | | t = = ' + ' ;
suffix_lut [ CASE_HEXA_PERIOD ] [ i ] = t = = ' e ' | | t = = ' f ' ;
suffix_lut [ CASE_EXPONENT ] [ i ] = t = = ' f ' | | t = = ' - ' | | t = = ' + ' ;
suffix_lut [ CASE_SIGN_AFTER_EXPONENT ] [ i ] = t = = ' f ' ;
suffix_lut [ CASE_NONE ] [ i ] = false ;
}
}
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String str ;
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int i = 0 ;
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while ( true ) {
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const char32_t symbol = String : : char_lowercase ( GETCHAR ( i ) ) ;
bool error = false ;
if ( _is_number ( symbol ) ) {
if ( end_suffix_found ) {
error = true ;
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}
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} else {
if ( symbol < 0x7F & & suffix_lut [ lut_case ] [ symbol ] ) {
if ( symbol = = ' x ' ) {
hexa_found = true ;
lut_case = CASE_HEXA_PERIOD ;
} else if ( symbol = = ' . ' ) {
period_found = true ;
lut_case = CASE_HEXA_PERIOD ;
} else if ( symbol = = ' e ' & & ! hexa_found ) {
exponent_found = true ;
lut_case = CASE_EXPONENT ;
} else if ( symbol = = ' f ' & & ! hexa_found ) {
if ( ! period_found & & ! exponent_found ) {
error = true ;
}
float_suffix_found = true ;
end_suffix_found = true ;
lut_case = CASE_NONE ;
} else if ( symbol = = ' u ' ) {
uint_suffix_found = true ;
end_suffix_found = true ;
lut_case = CASE_NONE ;
} else if ( symbol = = ' - ' | | symbol = = ' + ' ) {
if ( exponent_found ) {
lut_case = CASE_SIGN_AFTER_EXPONENT ;
} else {
break ;
}
}
} else if ( ! hexa_found | | ! _is_hex ( symbol ) ) {
if ( _is_text_char ( symbol ) ) {
error = true ;
} else {
break ;
}
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}
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}
if ( error ) {
if ( hexa_found ) {
return _make_token ( TK_ERROR , " Invalid (hexadecimal) numeric constant " ) ;
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}
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if ( period_found | | exponent_found | | float_suffix_found ) {
return _make_token ( TK_ERROR , " Invalid (float) numeric constant " ) ;
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}
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if ( uint_suffix_found ) {
return _make_token ( TK_ERROR , " Invalid (unsigned integer) numeric constant " ) ;
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}
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return _make_token ( TK_ERROR , " Invalid (integer) numeric constant " ) ;
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}
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str + = symbol ;
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i + + ;
}
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char32_t last_char = str [ str . length ( ) - 1 ] ;
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if ( hexa_found ) { // Integer(hex)
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if ( str . size ( ) > 11 | | ! str . is_valid_hex_number ( true ) ) { // > 0xFFFFFFFF
return _make_token ( TK_ERROR , " Invalid (hexadecimal) numeric constant " ) ;
}
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} else if ( period_found | | exponent_found | | float_suffix_found ) { // Float
if ( exponent_found & & ( ! _is_number ( last_char ) & & last_char ! = ' f ' ) ) { // checks for eg: "2E", "2E-", "2E+"
return _make_token ( TK_ERROR , " Invalid (float) numeric constant " ) ;
}
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if ( period_found ) {
if ( float_suffix_found ) {
//checks for eg "1.f" or "1.99f" notations
if ( last_char ! = ' f ' ) {
return _make_token ( TK_ERROR , " Invalid (float) numeric constant " ) ;
}
} else {
//checks for eg. "1." or "1.99" notations
if ( last_char ! = ' . ' & & ! _is_number ( last_char ) ) {
return _make_token ( TK_ERROR , " Invalid (float) numeric constant " ) ;
}
}
} else if ( float_suffix_found ) {
// if no period found the float suffix must be the last character, like in "2f" for "2.0"
if ( last_char ! = ' f ' ) {
return _make_token ( TK_ERROR , " Invalid (float) numeric constant " ) ;
}
}
if ( float_suffix_found ) {
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// Strip the suffix.
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str = str . left ( str . length ( ) - 1 ) ;
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// Compensate reading cursor position.
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char_idx + = 1 ;
}
if ( ! str . is_valid_float ( ) ) {
return _make_token ( TK_ERROR , " Invalid (float) numeric constant " ) ;
}
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} else { // Integer
if ( uint_suffix_found ) {
// Strip the suffix.
str = str . left ( str . length ( ) - 1 ) ;
// Compensate reading cursor position.
char_idx + = 1 ;
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}
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if ( ! str . is_valid_int ( ) ) {
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if ( uint_suffix_found ) {
Fix various typos
Found via ` codespell -q 3 -S ./thirdparty,*.po,./DONORS.md -L ackward,ang,ans,ba,beng,cas,childs,childrens,dof,doubleclick,expct,fave,findn,gird,hist,inout,leapyear,lod,nd,numer,ois,ony,paket,seeked,sinc,switchs,te,uint,varn`
Update editor/import/resource_importer_layered_texture.cpp
Co-authored-by: Raul Santos <raulsntos@gmail.com>
Update doc/classes/TileSetScenesCollectionSource.xml
Co-authored-by: Raul Santos <raulsntos@gmail.com>
Update scene/gui/graph_edit.cpp
Co-authored-by: Raul Santos <raulsntos@gmail.com>
Update scene/resources/animation.cpp
Co-authored-by: Raul Santos <raulsntos@gmail.com>
Update scene/resources/animation.cpp
Co-authored-by: Raul Santos <raulsntos@gmail.com>
Update scene/resources/animation.cpp
Co-authored-by: Raul Santos <raulsntos@gmail.com>
Update scene/gui/rich_text_label.cpp
Co-authored-by: Raul Santos <raulsntos@gmail.com>
Revert previously committed change
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return _make_token ( TK_ERROR , " Invalid (unsigned integer) numeric constant " ) ;
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} else {
return _make_token ( TK_ERROR , " Invalid (integer) numeric constant " ) ;
}
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}
}
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char_idx + = str . length ( ) ;
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Token tk ;
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if ( period_found | | exponent_found | | float_suffix_found ) {
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tk . type = TK_FLOAT_CONSTANT ;
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} else if ( uint_suffix_found ) {
tk . type = TK_UINT_CONSTANT ;
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} else {
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tk . type = TK_INT_CONSTANT ;
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}
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if ( hexa_found ) {
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tk . constant = ( double ) str . hex_to_int ( ) ;
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} else {
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tk . constant = str . to_float ( ) ;
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}
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tk . line = tk_line ;
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return tk ;
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}
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if ( GETCHAR ( 0 ) = = ' . ' ) {
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//parse period
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char_idx + + ;
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return _make_token ( TK_PERIOD ) ;
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}
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if ( _is_text_char ( GETCHAR ( 0 ) ) ) {
// parse identifier
String str ;
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while ( _is_text_char ( GETCHAR ( 0 ) ) ) {
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str + = char32_t ( GETCHAR ( 0 ) ) ;
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char_idx + + ;
}
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//see if keyword
//should be converted to a static map
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int idx = 0 ;
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while ( keyword_list [ idx ] . text ) {
if ( str = = keyword_list [ idx ] . text ) {
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return _make_token ( keyword_list [ idx ] . token ) ;
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}
idx + + ;
}
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str = str . replace ( " dus_ " , " _ " ) ;
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return _make_token ( TK_IDENTIFIER , str ) ;
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}
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if ( GETCHAR ( 0 ) > 32 ) {
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return _make_token ( TK_ERROR , " Tokenizer: Unknown character # " + itos ( GETCHAR ( 0 ) ) + " : ' " + String : : chr ( GETCHAR ( 0 ) ) + " ' " ) ;
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} else {
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return _make_token ( TK_ERROR , " Tokenizer: Unknown character # " + itos ( GETCHAR ( 0 ) ) ) ;
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}
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} break ;
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}
}
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ERR_PRINT ( " BUG " ) ;
return Token ( ) ;
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# undef GETCHAR
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}
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String ShaderLanguage : : token_debug ( const String & p_code ) {
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clear ( ) ;
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code = p_code ;
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String output ;
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Token tk = _get_token ( ) ;
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while ( tk . type ! = TK_EOF & & tk . type ! = TK_ERROR ) {
output + = itos ( tk_line ) + " : " + get_token_text ( tk ) + " \n " ;
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tk = _get_token ( ) ;
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}
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return output ;
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}
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bool ShaderLanguage : : is_token_variable_datatype ( TokenType p_type ) {
return (
p_type = = TK_TYPE_VOID | |
p_type = = TK_TYPE_BOOL | |
p_type = = TK_TYPE_BVEC2 | |
p_type = = TK_TYPE_BVEC3 | |
p_type = = TK_TYPE_BVEC4 | |
p_type = = TK_TYPE_INT | |
p_type = = TK_TYPE_IVEC2 | |
p_type = = TK_TYPE_IVEC3 | |
p_type = = TK_TYPE_IVEC4 | |
p_type = = TK_TYPE_UINT | |
p_type = = TK_TYPE_UVEC2 | |
p_type = = TK_TYPE_UVEC3 | |
p_type = = TK_TYPE_UVEC4 | |
p_type = = TK_TYPE_FLOAT | |
p_type = = TK_TYPE_VEC2 | |
p_type = = TK_TYPE_VEC3 | |
p_type = = TK_TYPE_VEC4 | |
p_type = = TK_TYPE_MAT2 | |
p_type = = TK_TYPE_MAT3 | |
p_type = = TK_TYPE_MAT4 ) ;
}
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bool ShaderLanguage : : is_token_datatype ( TokenType p_type ) {
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return (
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p_type = = TK_TYPE_VOID | |
p_type = = TK_TYPE_BOOL | |
p_type = = TK_TYPE_BVEC2 | |
p_type = = TK_TYPE_BVEC3 | |
p_type = = TK_TYPE_BVEC4 | |
p_type = = TK_TYPE_INT | |
p_type = = TK_TYPE_IVEC2 | |
p_type = = TK_TYPE_IVEC3 | |
p_type = = TK_TYPE_IVEC4 | |
p_type = = TK_TYPE_UINT | |
p_type = = TK_TYPE_UVEC2 | |
p_type = = TK_TYPE_UVEC3 | |
p_type = = TK_TYPE_UVEC4 | |
p_type = = TK_TYPE_FLOAT | |
p_type = = TK_TYPE_VEC2 | |
p_type = = TK_TYPE_VEC3 | |
p_type = = TK_TYPE_VEC4 | |
p_type = = TK_TYPE_MAT2 | |
p_type = = TK_TYPE_MAT3 | |
p_type = = TK_TYPE_MAT4 | |
p_type = = TK_TYPE_SAMPLER2D | |
p_type = = TK_TYPE_ISAMPLER2D | |
p_type = = TK_TYPE_USAMPLER2D | |
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p_type = = TK_TYPE_SAMPLER2DARRAY | |
p_type = = TK_TYPE_ISAMPLER2DARRAY | |
p_type = = TK_TYPE_USAMPLER2DARRAY | |
p_type = = TK_TYPE_SAMPLER3D | |
p_type = = TK_TYPE_ISAMPLER3D | |
p_type = = TK_TYPE_USAMPLER3D | |
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p_type = = TK_TYPE_SAMPLERCUBE | |
p_type = = TK_TYPE_SAMPLERCUBEARRAY ) ;
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}
ShaderLanguage : : DataType ShaderLanguage : : get_token_datatype ( TokenType p_type ) {
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return DataType ( p_type - TK_TYPE_VOID ) ;
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}
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bool ShaderLanguage : : is_token_interpolation ( TokenType p_type ) {
return (
p_type = = TK_INTERPOLATION_FLAT | |
p_type = = TK_INTERPOLATION_SMOOTH ) ;
}
ShaderLanguage : : DataInterpolation ShaderLanguage : : get_token_interpolation ( TokenType p_type ) {
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if ( p_type = = TK_INTERPOLATION_FLAT ) {
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return INTERPOLATION_FLAT ;
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} else {
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return INTERPOLATION_SMOOTH ;
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}
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}
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bool ShaderLanguage : : is_token_precision ( TokenType p_type ) {
return (
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p_type = = TK_PRECISION_LOW | |
p_type = = TK_PRECISION_MID | |
p_type = = TK_PRECISION_HIGH ) ;
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}
ShaderLanguage : : DataPrecision ShaderLanguage : : get_token_precision ( TokenType p_type ) {
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if ( p_type = = TK_PRECISION_LOW ) {
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return PRECISION_LOWP ;
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} else if ( p_type = = TK_PRECISION_HIGH ) {
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return PRECISION_HIGHP ;
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} else {
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return PRECISION_MEDIUMP ;
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}
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}
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String ShaderLanguage : : get_precision_name ( DataPrecision p_type ) {
switch ( p_type ) {
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case PRECISION_LOWP :
return " lowp " ;
case PRECISION_MEDIUMP :
return " mediump " ;
case PRECISION_HIGHP :
return " highp " ;
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default :
break ;
}
return " " ;
}
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String ShaderLanguage : : get_datatype_name ( DataType p_type ) {
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switch ( p_type ) {
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case TYPE_VOID :
return " void " ;
case TYPE_BOOL :
return " bool " ;
case TYPE_BVEC2 :
return " bvec2 " ;
case TYPE_BVEC3 :
return " bvec3 " ;
case TYPE_BVEC4 :
return " bvec4 " ;
case TYPE_INT :
return " int " ;
case TYPE_IVEC2 :
return " ivec2 " ;
case TYPE_IVEC3 :
return " ivec3 " ;
case TYPE_IVEC4 :
return " ivec4 " ;
case TYPE_UINT :
return " uint " ;
case TYPE_UVEC2 :
return " uvec2 " ;
case TYPE_UVEC3 :
return " uvec3 " ;
case TYPE_UVEC4 :
return " uvec4 " ;
case TYPE_FLOAT :
return " float " ;
case TYPE_VEC2 :
return " vec2 " ;
case TYPE_VEC3 :
return " vec3 " ;
case TYPE_VEC4 :
return " vec4 " ;
case TYPE_MAT2 :
return " mat2 " ;
case TYPE_MAT3 :
return " mat3 " ;
case TYPE_MAT4 :
return " mat4 " ;
case TYPE_SAMPLER2D :
return " sampler2D " ;
case TYPE_ISAMPLER2D :
return " isampler2D " ;
case TYPE_USAMPLER2D :
return " usampler2D " ;
case TYPE_SAMPLER2DARRAY :
return " sampler2DArray " ;
case TYPE_ISAMPLER2DARRAY :
return " isampler2DArray " ;
case TYPE_USAMPLER2DARRAY :
return " usampler2DArray " ;
case TYPE_SAMPLER3D :
return " sampler3D " ;
case TYPE_ISAMPLER3D :
return " isampler3D " ;
case TYPE_USAMPLER3D :
return " usampler3D " ;
case TYPE_SAMPLERCUBE :
return " samplerCube " ;
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case TYPE_SAMPLERCUBEARRAY :
return " samplerCubeArray " ;
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case TYPE_STRUCT :
return " struct " ;
case TYPE_MAX :
return " invalid " ;
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}
return " " ;
}
bool ShaderLanguage : : is_token_nonvoid_datatype ( TokenType p_type ) {
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return is_token_datatype ( p_type ) & & p_type ! = TK_TYPE_VOID ;
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}
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void ShaderLanguage : : clear ( ) {
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current_function = StringName ( ) ;
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last_name = StringName ( ) ;
last_type = IDENTIFIER_MAX ;
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completion_type = COMPLETION_NONE ;
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completion_block = nullptr ;
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completion_function = StringName ( ) ;
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completion_class = TAG_GLOBAL ;
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completion_struct = StringName ( ) ;
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completion_base = TYPE_VOID ;
completion_base_array = false ;
2014-02-10 01:10:30 +00:00
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# ifdef DEBUG_ENABLED
used_constants . clear ( ) ;
used_varyings . clear ( ) ;
used_uniforms . clear ( ) ;
used_functions . clear ( ) ;
used_structs . clear ( ) ;
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used_local_vars . clear ( ) ;
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warnings . clear ( ) ;
# endif // DEBUG_ENABLED
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error_line = 0 ;
tk_line = 1 ;
char_idx = 0 ;
error_set = false ;
error_str = " " ;
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last_const = false ;
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while ( nodes ) {
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Node * n = nodes ;
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nodes = nodes - > next ;
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memdelete ( n ) ;
}
}
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# ifdef DEBUG_ENABLED
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void ShaderLanguage : : _parse_used_identifier ( const StringName & p_identifier , IdentifierType p_type , const StringName & p_function ) {
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switch ( p_type ) {
case IdentifierType : : IDENTIFIER_CONSTANT :
if ( HAS_WARNING ( ShaderWarning : : UNUSED_CONSTANT_FLAG ) & & used_constants . has ( p_identifier ) ) {
used_constants [ p_identifier ] . used = true ;
}
break ;
case IdentifierType : : IDENTIFIER_VARYING :
if ( HAS_WARNING ( ShaderWarning : : UNUSED_VARYING_FLAG ) & & used_varyings . has ( p_identifier ) ) {
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if ( shader - > varyings [ p_identifier ] . stage ! = ShaderNode : : Varying : : STAGE_VERTEX & & shader - > varyings [ p_identifier ] . stage ! = ShaderNode : : Varying : : STAGE_FRAGMENT ) {
used_varyings [ p_identifier ] . used = true ;
}
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}
break ;
case IdentifierType : : IDENTIFIER_UNIFORM :
if ( HAS_WARNING ( ShaderWarning : : UNUSED_UNIFORM_FLAG ) & & used_uniforms . has ( p_identifier ) ) {
used_uniforms [ p_identifier ] . used = true ;
}
break ;
case IdentifierType : : IDENTIFIER_FUNCTION :
if ( HAS_WARNING ( ShaderWarning : : UNUSED_FUNCTION_FLAG ) & & used_functions . has ( p_identifier ) ) {
used_functions [ p_identifier ] . used = true ;
}
break ;
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case IdentifierType : : IDENTIFIER_LOCAL_VAR :
if ( HAS_WARNING ( ShaderWarning : : UNUSED_LOCAL_VARIABLE_FLAG ) & & used_local_vars . has ( p_function ) & & used_local_vars [ p_function ] . has ( p_identifier ) ) {
used_local_vars [ p_function ] [ p_identifier ] . used = true ;
}
break ;
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default :
break ;
}
}
# endif // DEBUG_ENABLED
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bool ShaderLanguage : : _find_identifier ( const BlockNode * p_block , bool p_allow_reassign , const FunctionInfo & p_function_info , const StringName & p_identifier , DataType * r_data_type , IdentifierType * r_type , bool * r_is_const , int * r_array_size , StringName * r_struct_name , ConstantNode : : Value * r_constant_value ) {
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if ( p_function_info . built_ins . has ( p_identifier ) ) {
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if ( r_data_type ) {
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* r_data_type = p_function_info . built_ins [ p_identifier ] . type ;
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}
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if ( r_is_const ) {
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* r_is_const = p_function_info . built_ins [ p_identifier ] . constant ;
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}
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if ( r_type ) {
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* r_type = IDENTIFIER_BUILTIN_VAR ;
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}
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return true ;
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}
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if ( p_function_info . stage_functions . has ( p_identifier ) ) {
if ( r_data_type ) {
* r_data_type = p_function_info . stage_functions [ p_identifier ] . return_type ;
}
if ( r_is_const ) {
* r_is_const = true ;
}
if ( r_type ) {
* r_type = IDENTIFIER_FUNCTION ;
}
return true ;
}
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FunctionNode * function = nullptr ;
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while ( p_block ) {
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if ( p_block - > variables . has ( p_identifier ) ) {
if ( r_data_type ) {
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* r_data_type = p_block - > variables [ p_identifier ] . type ;
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}
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if ( r_is_const ) {
* r_is_const = p_block - > variables [ p_identifier ] . is_const ;
}
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if ( r_array_size ) {
* r_array_size = p_block - > variables [ p_identifier ] . array_size ;
}
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if ( r_struct_name ) {
* r_struct_name = p_block - > variables [ p_identifier ] . struct_name ;
}
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if ( r_constant_value ) {
* r_constant_value = p_block - > variables [ p_identifier ] . value ;
}
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if ( r_type ) {
* r_type = IDENTIFIER_LOCAL_VAR ;
}
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return true ;
}
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if ( p_block - > parent_function ) {
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function = p_block - > parent_function ;
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break ;
} else {
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if ( p_allow_reassign ) {
break ;
}
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ERR_FAIL_COND_V ( ! p_block - > parent_block , false ) ;
p_block = p_block - > parent_block ;
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}
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}
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if ( function ) {
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for ( int i = 0 ; i < function - > arguments . size ( ) ; i + + ) {
if ( function - > arguments [ i ] . name = = p_identifier ) {
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if ( r_data_type ) {
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* r_data_type = function - > arguments [ i ] . type ;
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}
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if ( r_struct_name ) {
* r_struct_name = function - > arguments [ i ] . type_str ;
}
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if ( r_array_size ) {
* r_array_size = function - > arguments [ i ] . array_size ;
}
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if ( r_is_const ) {
* r_is_const = function - > arguments [ i ] . is_const ;
}
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if ( r_type ) {
* r_type = IDENTIFIER_FUNCTION_ARGUMENT ;
}
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return true ;
}
}
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}
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if ( shader - > varyings . has ( p_identifier ) ) {
if ( r_data_type ) {
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* r_data_type = shader - > varyings [ p_identifier ] . type ;
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}
2019-07-29 14:08:25 +00:00
if ( r_array_size ) {
* r_array_size = shader - > varyings [ p_identifier ] . array_size ;
}
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if ( r_type ) {
2017-03-05 15:44:50 +00:00
* r_type = IDENTIFIER_VARYING ;
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}
return true ;
}
2014-02-10 01:10:30 +00:00
2016-10-03 19:33:42 +00:00
if ( shader - > uniforms . has ( p_identifier ) ) {
if ( r_data_type ) {
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* r_data_type = shader - > uniforms [ p_identifier ] . type ;
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}
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if ( r_array_size ) {
* r_array_size = shader - > uniforms [ p_identifier ] . array_size ;
}
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if ( r_type ) {
2017-03-05 15:44:50 +00:00
* r_type = IDENTIFIER_UNIFORM ;
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}
return true ;
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}
2019-05-30 14:19:24 +00:00
if ( shader - > constants . has ( p_identifier ) ) {
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if ( r_is_const ) {
* r_is_const = true ;
}
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if ( r_data_type ) {
* r_data_type = shader - > constants [ p_identifier ] . type ;
}
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if ( r_array_size ) {
* r_array_size = shader - > constants [ p_identifier ] . array_size ;
}
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if ( r_struct_name ) {
* r_struct_name = shader - > constants [ p_identifier ] . type_str ;
}
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if ( r_constant_value ) {
if ( shader - > constants [ p_identifier ] . initializer & & shader - > constants [ p_identifier ] . initializer - > values . size ( ) = = 1 ) {
* r_constant_value = shader - > constants [ p_identifier ] . initializer - > values [ 0 ] ;
}
}
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if ( r_type ) {
* r_type = IDENTIFIER_CONSTANT ;
}
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return true ;
}
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for ( int i = 0 ; i < shader - > functions . size ( ) ; i + + ) {
2020-05-14 14:41:43 +00:00
if ( ! shader - > functions [ i ] . callable ) {
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continue ;
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}
2014-02-10 01:10:30 +00:00
2017-03-05 15:44:50 +00:00
if ( shader - > functions [ i ] . name = = p_identifier ) {
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if ( r_data_type ) {
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* r_data_type = shader - > functions [ i ] . function - > return_type ;
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}
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if ( r_array_size ) {
* r_array_size = shader - > functions [ i ] . function - > return_array_size ;
}
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if ( r_type ) {
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* r_type = IDENTIFIER_FUNCTION ;
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}
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return true ;
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}
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}
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return false ;
}
2014-02-10 01:10:30 +00:00
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bool ShaderLanguage : : _validate_operator ( OperatorNode * p_op , DataType * r_ret_type , int * r_ret_size ) {
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bool valid = false ;
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DataType ret_type = TYPE_VOID ;
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int ret_size = 0 ;
2016-10-03 19:33:42 +00:00
2017-03-05 15:44:50 +00:00
switch ( p_op - > op ) {
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case OP_EQUAL :
case OP_NOT_EQUAL : {
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if ( ( ! p_op - > arguments [ 0 ] - > is_indexed ( ) & & p_op - > arguments [ 0 ] - > get_array_size ( ) > 0 ) | | ( ! p_op - > arguments [ 1 ] - > is_indexed ( ) & & p_op - > arguments [ 1 ] - > get_array_size ( ) > 0 ) ) {
break ; // don't accept arrays
}
2016-10-03 19:33:42 +00:00
DataType na = p_op - > arguments [ 0 ] - > get_datatype ( ) ;
DataType nb = p_op - > arguments [ 1 ] - > get_datatype ( ) ;
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valid = na = = nb ;
ret_type = TYPE_BOOL ;
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} break ;
case OP_LESS :
case OP_LESS_EQUAL :
case OP_GREATER :
case OP_GREATER_EQUAL : {
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if ( ( ! p_op - > arguments [ 0 ] - > is_indexed ( ) & & p_op - > arguments [ 0 ] - > get_array_size ( ) > 0 ) | | ( ! p_op - > arguments [ 1 ] - > is_indexed ( ) & & p_op - > arguments [ 1 ] - > get_array_size ( ) > 0 ) ) {
break ; // don't accept arrays
}
2016-10-03 19:33:42 +00:00
DataType na = p_op - > arguments [ 0 ] - > get_datatype ( ) ;
DataType nb = p_op - > arguments [ 1 ] - > get_datatype ( ) ;
2014-02-10 01:10:30 +00:00
2017-03-05 15:44:50 +00:00
valid = na = = nb & & ( na = = TYPE_UINT | | na = = TYPE_INT | | na = = TYPE_FLOAT ) ;
ret_type = TYPE_BOOL ;
2014-02-10 01:10:30 +00:00
2016-10-03 19:33:42 +00:00
} break ;
case OP_AND :
case OP_OR : {
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if ( ( ! p_op - > arguments [ 0 ] - > is_indexed ( ) & & p_op - > arguments [ 0 ] - > get_array_size ( ) > 0 ) | | ( ! p_op - > arguments [ 1 ] - > is_indexed ( ) & & p_op - > arguments [ 1 ] - > get_array_size ( ) > 0 ) ) {
break ; // don't accept arrays
}
2016-10-03 19:33:42 +00:00
DataType na = p_op - > arguments [ 0 ] - > get_datatype ( ) ;
DataType nb = p_op - > arguments [ 1 ] - > get_datatype ( ) ;
2014-02-10 01:10:30 +00:00
2017-03-05 15:44:50 +00:00
valid = na = = nb & & na = = TYPE_BOOL ;
ret_type = TYPE_BOOL ;
2014-02-10 01:10:30 +00:00
2016-10-03 19:33:42 +00:00
} break ;
case OP_NOT : {
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if ( ! p_op - > arguments [ 0 ] - > is_indexed ( ) & & p_op - > arguments [ 0 ] - > get_array_size ( ) > 0 ) {
break ; // don't accept arrays
}
2016-10-03 19:33:42 +00:00
DataType na = p_op - > arguments [ 0 ] - > get_datatype ( ) ;
2017-03-05 15:44:50 +00:00
valid = na = = TYPE_BOOL ;
ret_type = TYPE_BOOL ;
2014-02-10 01:10:30 +00:00
2016-10-03 19:33:42 +00:00
} break ;
case OP_INCREMENT :
case OP_DECREMENT :
case OP_POST_INCREMENT :
case OP_POST_DECREMENT :
case OP_NEGATE : {
2021-05-21 16:16:23 +00:00
if ( ! p_op - > arguments [ 0 ] - > is_indexed ( ) & & p_op - > arguments [ 0 ] - > get_array_size ( ) > 0 ) {
break ; // don't accept arrays
}
2016-10-03 19:33:42 +00:00
DataType na = p_op - > arguments [ 0 ] - > get_datatype ( ) ;
2017-03-05 15:44:50 +00:00
valid = na > TYPE_BOOL & & na < TYPE_MAT2 ;
ret_type = na ;
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} break ;
case OP_ADD :
case OP_SUB :
case OP_MUL :
case OP_DIV : {
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if ( ( ! p_op - > arguments [ 0 ] - > is_indexed ( ) & & p_op - > arguments [ 0 ] - > get_array_size ( ) > 0 ) | | ( ! p_op - > arguments [ 1 ] - > is_indexed ( ) & & p_op - > arguments [ 1 ] - > get_array_size ( ) > 0 ) ) {
break ; // don't accept arrays
}
2016-10-03 19:33:42 +00:00
DataType na = p_op - > arguments [ 0 ] - > get_datatype ( ) ;
DataType nb = p_op - > arguments [ 1 ] - > get_datatype ( ) ;
2017-03-05 15:44:50 +00:00
if ( na > nb ) {
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//make things easier;
2017-03-05 15:44:50 +00:00
SWAP ( na , nb ) ;
}
if ( na = = nb ) {
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valid = ( na > TYPE_BOOL & & na < = TYPE_MAT4 ) ;
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ret_type = na ;
} else if ( na = = TYPE_INT & & nb = = TYPE_IVEC2 ) {
valid = true ;
ret_type = TYPE_IVEC2 ;
} else if ( na = = TYPE_INT & & nb = = TYPE_IVEC3 ) {
valid = true ;
ret_type = TYPE_IVEC3 ;
} else if ( na = = TYPE_INT & & nb = = TYPE_IVEC4 ) {
valid = true ;
ret_type = TYPE_IVEC4 ;
} else if ( na = = TYPE_UINT & & nb = = TYPE_UVEC2 ) {
valid = true ;
ret_type = TYPE_UVEC2 ;
} else if ( na = = TYPE_UINT & & nb = = TYPE_UVEC3 ) {
valid = true ;
ret_type = TYPE_UVEC3 ;
} else if ( na = = TYPE_UINT & & nb = = TYPE_UVEC4 ) {
valid = true ;
ret_type = TYPE_UVEC4 ;
} else if ( na = = TYPE_FLOAT & & nb = = TYPE_VEC2 ) {
valid = true ;
ret_type = TYPE_VEC2 ;
} else if ( na = = TYPE_FLOAT & & nb = = TYPE_VEC3 ) {
valid = true ;
ret_type = TYPE_VEC3 ;
} else if ( na = = TYPE_FLOAT & & nb = = TYPE_VEC4 ) {
valid = true ;
ret_type = TYPE_VEC4 ;
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} else if ( na = = TYPE_FLOAT & & nb = = TYPE_MAT2 ) {
2017-03-05 15:44:50 +00:00
valid = true ;
ret_type = TYPE_MAT2 ;
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} else if ( na = = TYPE_FLOAT & & nb = = TYPE_MAT3 ) {
2017-03-05 15:44:50 +00:00
valid = true ;
ret_type = TYPE_MAT3 ;
2020-07-14 17:28:18 +00:00
} else if ( na = = TYPE_FLOAT & & nb = = TYPE_MAT4 ) {
2017-03-05 15:44:50 +00:00
valid = true ;
ret_type = TYPE_MAT4 ;
2017-04-07 02:36:37 +00:00
} else if ( p_op - > op = = OP_MUL & & na = = TYPE_VEC2 & & nb = = TYPE_MAT2 ) {
valid = true ;
ret_type = TYPE_VEC2 ;
} else if ( p_op - > op = = OP_MUL & & na = = TYPE_VEC3 & & nb = = TYPE_MAT3 ) {
valid = true ;
ret_type = TYPE_VEC3 ;
} else if ( p_op - > op = = OP_MUL & & na = = TYPE_VEC4 & & nb = = TYPE_MAT4 ) {
valid = true ;
ret_type = TYPE_VEC4 ;
2014-02-10 01:10:30 +00:00
}
2016-10-03 19:33:42 +00:00
} break ;
case OP_ASSIGN_MOD :
case OP_MOD : {
/*
* The operator modulus ( % ) operates on signed or unsigned integers or integer vectors . The operand
* types must both be signed or both be unsigned . The operands cannot be vectors of differing size . If
* one operand is a scalar and the other vector , then the scalar is applied component - wise to the vector ,
* resulting in the same type as the vector . If both are vectors of the same size , the result is computed
* component - wise .
*/
2014-02-10 01:10:30 +00:00
2021-05-21 16:16:23 +00:00
if ( ( ! p_op - > arguments [ 0 ] - > is_indexed ( ) & & p_op - > arguments [ 0 ] - > get_array_size ( ) > 0 ) | | ( ! p_op - > arguments [ 1 ] - > is_indexed ( ) & & p_op - > arguments [ 1 ] - > get_array_size ( ) > 0 ) ) {
break ; // don't accept arrays
}
2016-10-03 19:33:42 +00:00
DataType na = p_op - > arguments [ 0 ] - > get_datatype ( ) ;
DataType nb = p_op - > arguments [ 1 ] - > get_datatype ( ) ;
2014-02-10 01:10:30 +00:00
2017-03-05 15:44:50 +00:00
if ( na = = TYPE_INT & & nb = = TYPE_INT ) {
valid = true ;
ret_type = TYPE_INT ;
} else if ( na = = TYPE_IVEC2 & & nb = = TYPE_INT ) {
valid = true ;
ret_type = TYPE_IVEC2 ;
} else if ( na = = TYPE_IVEC3 & & nb = = TYPE_INT ) {
valid = true ;
ret_type = TYPE_IVEC3 ;
} else if ( na = = TYPE_IVEC4 & & nb = = TYPE_INT ) {
valid = true ;
ret_type = TYPE_IVEC4 ;
} else if ( na = = TYPE_IVEC2 & & nb = = TYPE_IVEC2 ) {
valid = true ;
ret_type = TYPE_IVEC2 ;
} else if ( na = = TYPE_IVEC3 & & nb = = TYPE_IVEC3 ) {
valid = true ;
ret_type = TYPE_IVEC3 ;
} else if ( na = = TYPE_IVEC4 & & nb = = TYPE_IVEC4 ) {
valid = true ;
ret_type = TYPE_IVEC4 ;
/////
} else if ( na = = TYPE_UINT & & nb = = TYPE_UINT ) {
valid = true ;
ret_type = TYPE_UINT ;
} else if ( na = = TYPE_UVEC2 & & nb = = TYPE_UINT ) {
valid = true ;
ret_type = TYPE_UVEC2 ;
} else if ( na = = TYPE_UVEC3 & & nb = = TYPE_UINT ) {
valid = true ;
ret_type = TYPE_UVEC3 ;
} else if ( na = = TYPE_UVEC4 & & nb = = TYPE_UINT ) {
valid = true ;
ret_type = TYPE_UVEC4 ;
} else if ( na = = TYPE_UVEC2 & & nb = = TYPE_UVEC2 ) {
valid = true ;
ret_type = TYPE_UVEC2 ;
} else if ( na = = TYPE_UVEC3 & & nb = = TYPE_UVEC3 ) {
valid = true ;
ret_type = TYPE_UVEC3 ;
} else if ( na = = TYPE_UVEC4 & & nb = = TYPE_UVEC4 ) {
valid = true ;
ret_type = TYPE_UVEC4 ;
2014-02-10 01:10:30 +00:00
}
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} break ;
case OP_ASSIGN_SHIFT_LEFT :
case OP_ASSIGN_SHIFT_RIGHT :
case OP_SHIFT_LEFT :
case OP_SHIFT_RIGHT : {
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if ( ( ! p_op - > arguments [ 0 ] - > is_indexed ( ) & & p_op - > arguments [ 0 ] - > get_array_size ( ) > 0 ) | | ( ! p_op - > arguments [ 1 ] - > is_indexed ( ) & & p_op - > arguments [ 1 ] - > get_array_size ( ) > 0 ) ) {
break ; // don't accept arrays
}
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DataType na = p_op - > arguments [ 0 ] - > get_datatype ( ) ;
DataType nb = p_op - > arguments [ 1 ] - > get_datatype ( ) ;
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if ( na = = TYPE_INT & & nb = = TYPE_INT ) {
valid = true ;
ret_type = TYPE_INT ;
} else if ( na = = TYPE_IVEC2 & & nb = = TYPE_INT ) {
valid = true ;
ret_type = TYPE_IVEC2 ;
} else if ( na = = TYPE_IVEC3 & & nb = = TYPE_INT ) {
valid = true ;
ret_type = TYPE_IVEC3 ;
} else if ( na = = TYPE_IVEC4 & & nb = = TYPE_INT ) {
valid = true ;
ret_type = TYPE_IVEC4 ;
} else if ( na = = TYPE_IVEC2 & & nb = = TYPE_IVEC2 ) {
valid = true ;
ret_type = TYPE_IVEC2 ;
} else if ( na = = TYPE_IVEC3 & & nb = = TYPE_IVEC3 ) {
valid = true ;
ret_type = TYPE_IVEC3 ;
} else if ( na = = TYPE_IVEC4 & & nb = = TYPE_IVEC4 ) {
valid = true ;
ret_type = TYPE_IVEC4 ;
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} else if ( na = = TYPE_UINT & & nb = = TYPE_UINT ) {
valid = true ;
ret_type = TYPE_UINT ;
} else if ( na = = TYPE_UVEC2 & & nb = = TYPE_UINT ) {
valid = true ;
ret_type = TYPE_UVEC2 ;
} else if ( na = = TYPE_UVEC3 & & nb = = TYPE_UINT ) {
valid = true ;
ret_type = TYPE_UVEC3 ;
} else if ( na = = TYPE_UVEC4 & & nb = = TYPE_UINT ) {
valid = true ;
ret_type = TYPE_UVEC4 ;
} else if ( na = = TYPE_UVEC2 & & nb = = TYPE_UVEC2 ) {
valid = true ;
ret_type = TYPE_UVEC2 ;
} else if ( na = = TYPE_UVEC3 & & nb = = TYPE_UVEC3 ) {
valid = true ;
ret_type = TYPE_UVEC3 ;
} else if ( na = = TYPE_UVEC4 & & nb = = TYPE_UVEC4 ) {
valid = true ;
ret_type = TYPE_UVEC4 ;
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}
} break ;
case OP_ASSIGN : {
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int sa = 0 ;
int sb = 0 ;
if ( ! p_op - > arguments [ 0 ] - > is_indexed ( ) ) {
sa = p_op - > arguments [ 0 ] - > get_array_size ( ) ;
}
if ( ! p_op - > arguments [ 1 ] - > is_indexed ( ) ) {
sb = p_op - > arguments [ 1 ] - > get_array_size ( ) ;
}
if ( sa ! = sb ) {
break ; // don't accept arrays if their sizes are not equal
}
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DataType na = p_op - > arguments [ 0 ] - > get_datatype ( ) ;
DataType nb = p_op - > arguments [ 1 ] - > get_datatype ( ) ;
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if ( na = = TYPE_STRUCT | | nb = = TYPE_STRUCT ) {
valid = p_op - > arguments [ 0 ] - > get_datatype_name ( ) = = p_op - > arguments [ 1 ] - > get_datatype_name ( ) ;
} else {
valid = na = = nb ;
}
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ret_type = na ;
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ret_size = sa ;
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} break ;
case OP_ASSIGN_ADD :
case OP_ASSIGN_SUB :
case OP_ASSIGN_MUL :
case OP_ASSIGN_DIV : {
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int sa = 0 ;
int sb = 0 ;
if ( ! p_op - > arguments [ 0 ] - > is_indexed ( ) ) {
sa = p_op - > arguments [ 0 ] - > get_array_size ( ) ;
}
if ( ! p_op - > arguments [ 1 ] - > is_indexed ( ) ) {
sb = p_op - > arguments [ 1 ] - > get_array_size ( ) ;
}
if ( sa > 0 | | sb > 0 ) {
break ; // don't accept arrays
}
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DataType na = p_op - > arguments [ 0 ] - > get_datatype ( ) ;
DataType nb = p_op - > arguments [ 1 ] - > get_datatype ( ) ;
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if ( na = = nb ) {
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valid = ( na > TYPE_BOOL & & na < = TYPE_MAT4 ) ;
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ret_type = na ;
} else if ( na = = TYPE_IVEC2 & & nb = = TYPE_INT ) {
valid = true ;
ret_type = TYPE_IVEC2 ;
} else if ( na = = TYPE_IVEC3 & & nb = = TYPE_INT ) {
valid = true ;
ret_type = TYPE_IVEC3 ;
} else if ( na = = TYPE_IVEC4 & & nb = = TYPE_INT ) {
valid = true ;
ret_type = TYPE_IVEC4 ;
} else if ( na = = TYPE_UVEC2 & & nb = = TYPE_UINT ) {
valid = true ;
ret_type = TYPE_UVEC2 ;
} else if ( na = = TYPE_UVEC3 & & nb = = TYPE_UINT ) {
valid = true ;
ret_type = TYPE_UVEC3 ;
} else if ( na = = TYPE_UVEC4 & & nb = = TYPE_UINT ) {
valid = true ;
ret_type = TYPE_UVEC4 ;
} else if ( na = = TYPE_VEC2 & & nb = = TYPE_FLOAT ) {
valid = true ;
ret_type = TYPE_VEC2 ;
} else if ( na = = TYPE_VEC3 & & nb = = TYPE_FLOAT ) {
valid = true ;
ret_type = TYPE_VEC3 ;
} else if ( na = = TYPE_VEC4 & & nb = = TYPE_FLOAT ) {
valid = true ;
ret_type = TYPE_VEC4 ;
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} else if ( na = = TYPE_MAT2 & & nb = = TYPE_FLOAT ) {
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valid = true ;
ret_type = TYPE_MAT2 ;
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} else if ( na = = TYPE_MAT3 & & nb = = TYPE_FLOAT ) {
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valid = true ;
ret_type = TYPE_MAT3 ;
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} else if ( na = = TYPE_MAT4 & & nb = = TYPE_FLOAT ) {
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valid = true ;
ret_type = TYPE_MAT4 ;
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} else if ( p_op - > op = = OP_ASSIGN_MUL & & na = = TYPE_VEC2 & & nb = = TYPE_MAT2 ) {
valid = true ;
ret_type = TYPE_VEC2 ;
} else if ( p_op - > op = = OP_ASSIGN_MUL & & na = = TYPE_VEC3 & & nb = = TYPE_MAT3 ) {
valid = true ;
ret_type = TYPE_VEC3 ;
} else if ( p_op - > op = = OP_ASSIGN_MUL & & na = = TYPE_VEC4 & & nb = = TYPE_MAT4 ) {
valid = true ;
ret_type = TYPE_VEC4 ;
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}
} break ;
case OP_ASSIGN_BIT_AND :
case OP_ASSIGN_BIT_OR :
case OP_ASSIGN_BIT_XOR :
case OP_BIT_AND :
case OP_BIT_OR :
case OP_BIT_XOR : {
/*
* The bitwise operators and ( & ) , exclusive - or ( ^ ) , and inclusive - or ( | ) . The operands must be of type
* signed or unsigned integers or integer vectors . The operands cannot be vectors of differing size . If
* one operand is a scalar and the other a vector , the scalar is applied component - wise to the vector ,
* resulting in the same type as the vector . The fundamental types of the operands ( signed or unsigned )
* must match .
*/
2014-02-10 01:10:30 +00:00
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int sa = 0 ;
int sb = 0 ;
if ( ! p_op - > arguments [ 0 ] - > is_indexed ( ) ) {
sa = p_op - > arguments [ 0 ] - > get_array_size ( ) ;
}
if ( ! p_op - > arguments [ 1 ] - > is_indexed ( ) ) {
sb = p_op - > arguments [ 1 ] - > get_array_size ( ) ;
}
if ( sa > 0 | | sb > 0 ) {
break ; // don't accept arrays
}
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DataType na = p_op - > arguments [ 0 ] - > get_datatype ( ) ;
DataType nb = p_op - > arguments [ 1 ] - > get_datatype ( ) ;
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if ( na > nb & & p_op - > op > = OP_BIT_AND ) {
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//can swap for non assign
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SWAP ( na , nb ) ;
}
if ( na = = TYPE_INT & & nb = = TYPE_INT ) {
valid = true ;
ret_type = TYPE_INT ;
} else if ( na = = TYPE_IVEC2 & & nb = = TYPE_INT ) {
valid = true ;
ret_type = TYPE_IVEC2 ;
} else if ( na = = TYPE_IVEC3 & & nb = = TYPE_INT ) {
valid = true ;
ret_type = TYPE_IVEC3 ;
} else if ( na = = TYPE_IVEC4 & & nb = = TYPE_INT ) {
valid = true ;
ret_type = TYPE_IVEC4 ;
} else if ( na = = TYPE_IVEC2 & & nb = = TYPE_IVEC2 ) {
valid = true ;
ret_type = TYPE_IVEC2 ;
} else if ( na = = TYPE_IVEC3 & & nb = = TYPE_IVEC3 ) {
valid = true ;
ret_type = TYPE_IVEC3 ;
} else if ( na = = TYPE_IVEC4 & & nb = = TYPE_IVEC4 ) {
valid = true ;
ret_type = TYPE_IVEC4 ;
/////
} else if ( na = = TYPE_UINT & & nb = = TYPE_UINT ) {
valid = true ;
ret_type = TYPE_UINT ;
} else if ( na = = TYPE_UVEC2 & & nb = = TYPE_UINT ) {
valid = true ;
ret_type = TYPE_UVEC2 ;
} else if ( na = = TYPE_UVEC3 & & nb = = TYPE_UINT ) {
valid = true ;
ret_type = TYPE_UVEC3 ;
} else if ( na = = TYPE_UVEC4 & & nb = = TYPE_UINT ) {
valid = true ;
ret_type = TYPE_UVEC4 ;
} else if ( na = = TYPE_UVEC2 & & nb = = TYPE_UVEC2 ) {
valid = true ;
ret_type = TYPE_UVEC2 ;
} else if ( na = = TYPE_UVEC3 & & nb = = TYPE_UVEC3 ) {
valid = true ;
ret_type = TYPE_UVEC3 ;
} else if ( na = = TYPE_UVEC4 & & nb = = TYPE_UVEC4 ) {
valid = true ;
ret_type = TYPE_UVEC4 ;
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}
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} break ;
case OP_BIT_INVERT : { //unaries
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if ( ! p_op - > arguments [ 0 ] - > is_indexed ( ) & & p_op - > arguments [ 0 ] - > get_array_size ( ) > 0 ) {
break ; // don't accept arrays
}
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DataType na = p_op - > arguments [ 0 ] - > get_datatype ( ) ;
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valid = na > = TYPE_INT & & na < TYPE_FLOAT ;
ret_type = na ;
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} break ;
case OP_SELECT_IF : {
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int sa = 0 ;
int sb = 0 ;
if ( ! p_op - > arguments [ 1 ] - > is_indexed ( ) ) {
sa = p_op - > arguments [ 1 ] - > get_array_size ( ) ;
}
if ( ! p_op - > arguments [ 2 ] - > is_indexed ( ) ) {
sb = p_op - > arguments [ 2 ] - > get_array_size ( ) ;
}
if ( sa ! = sb ) {
break ; // don't accept arrays if their sizes are not equal
}
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DataType na = p_op - > arguments [ 0 ] - > get_datatype ( ) ;
DataType nb = p_op - > arguments [ 1 ] - > get_datatype ( ) ;
DataType nc = p_op - > arguments [ 2 ] - > get_datatype ( ) ;
2014-02-10 01:10:30 +00:00
2017-03-05 15:44:50 +00:00
valid = na = = TYPE_BOOL & & ( nb = = nc ) ;
ret_type = nb ;
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ret_size = sa ;
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} break ;
default : {
ERR_FAIL_V ( false ) ;
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}
}
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if ( r_ret_type ) {
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* r_ret_type = ret_type ;
2020-05-14 14:41:43 +00:00
}
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if ( r_ret_size ) {
* r_ret_size = ret_size ;
}
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return valid ;
}
2014-02-10 01:10:30 +00:00
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const ShaderLanguage : : BuiltinFuncDef ShaderLanguage : : builtin_func_defs [ ] = {
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// Constructors.
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{ " bool " , TYPE_BOOL , { TYPE_BOOL , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " bvec2 " , TYPE_BVEC2 , { TYPE_BOOL , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " bvec2 " , TYPE_BVEC2 , { TYPE_BOOL , TYPE_BOOL , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " bvec3 " , TYPE_BVEC3 , { TYPE_BOOL , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " bvec3 " , TYPE_BVEC3 , { TYPE_BOOL , TYPE_BOOL , TYPE_BOOL , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " bvec3 " , TYPE_BVEC3 , { TYPE_BVEC2 , TYPE_BOOL , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " bvec3 " , TYPE_BVEC3 , { TYPE_BOOL , TYPE_BVEC2 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " bvec4 " , TYPE_BVEC4 , { TYPE_BOOL , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " bvec4 " , TYPE_BVEC4 , { TYPE_BOOL , TYPE_BOOL , TYPE_BOOL , TYPE_BOOL , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " bvec4 " , TYPE_BVEC4 , { TYPE_BOOL , TYPE_BVEC2 , TYPE_BOOL , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " bvec4 " , TYPE_BVEC4 , { TYPE_BVEC2 , TYPE_BOOL , TYPE_BOOL , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " bvec4 " , TYPE_BVEC4 , { TYPE_BOOL , TYPE_BOOL , TYPE_BVEC2 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " bvec4 " , TYPE_BVEC4 , { TYPE_BOOL , TYPE_BVEC3 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " bvec4 " , TYPE_BVEC4 , { TYPE_BVEC3 , TYPE_BOOL , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " bvec4 " , TYPE_BVEC4 , { TYPE_BVEC2 , TYPE_BVEC2 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " float " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " vec2 " , TYPE_VEC2 , { TYPE_FLOAT , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " vec2 " , TYPE_VEC2 , { TYPE_FLOAT , TYPE_FLOAT , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " vec3 " , TYPE_VEC3 , { TYPE_FLOAT , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " vec3 " , TYPE_VEC3 , { TYPE_FLOAT , TYPE_FLOAT , TYPE_FLOAT , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " vec3 " , TYPE_VEC3 , { TYPE_VEC2 , TYPE_FLOAT , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " vec3 " , TYPE_VEC3 , { TYPE_FLOAT , TYPE_VEC2 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " vec4 " , TYPE_VEC4 , { TYPE_FLOAT , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " vec4 " , TYPE_VEC4 , { TYPE_FLOAT , TYPE_FLOAT , TYPE_FLOAT , TYPE_FLOAT , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " vec4 " , TYPE_VEC4 , { TYPE_FLOAT , TYPE_VEC2 , TYPE_FLOAT , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " vec4 " , TYPE_VEC4 , { TYPE_VEC2 , TYPE_FLOAT , TYPE_FLOAT , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " vec4 " , TYPE_VEC4 , { TYPE_FLOAT , TYPE_FLOAT , TYPE_VEC2 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " vec4 " , TYPE_VEC4 , { TYPE_FLOAT , TYPE_VEC3 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " vec4 " , TYPE_VEC4 , { TYPE_VEC3 , TYPE_FLOAT , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " vec4 " , TYPE_VEC4 , { TYPE_VEC2 , TYPE_VEC2 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " int " , TYPE_INT , { TYPE_INT , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " ivec2 " , TYPE_IVEC2 , { TYPE_INT , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " ivec2 " , TYPE_IVEC2 , { TYPE_INT , TYPE_INT , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " ivec3 " , TYPE_IVEC3 , { TYPE_INT , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " ivec3 " , TYPE_IVEC3 , { TYPE_INT , TYPE_INT , TYPE_INT , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " ivec3 " , TYPE_IVEC3 , { TYPE_IVEC2 , TYPE_INT , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " ivec3 " , TYPE_IVEC3 , { TYPE_INT , TYPE_IVEC2 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " ivec4 " , TYPE_IVEC4 , { TYPE_INT , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " ivec4 " , TYPE_IVEC4 , { TYPE_INT , TYPE_INT , TYPE_INT , TYPE_INT , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " ivec4 " , TYPE_IVEC4 , { TYPE_INT , TYPE_IVEC2 , TYPE_INT , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " ivec4 " , TYPE_IVEC4 , { TYPE_IVEC2 , TYPE_INT , TYPE_INT , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " ivec4 " , TYPE_IVEC4 , { TYPE_INT , TYPE_INT , TYPE_IVEC2 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " ivec4 " , TYPE_IVEC4 , { TYPE_INT , TYPE_IVEC3 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " ivec4 " , TYPE_IVEC4 , { TYPE_IVEC3 , TYPE_INT , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " ivec4 " , TYPE_IVEC4 , { TYPE_IVEC2 , TYPE_IVEC2 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " uint " , TYPE_UINT , { TYPE_UINT , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " uvec2 " , TYPE_UVEC2 , { TYPE_UINT , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " uvec2 " , TYPE_UVEC2 , { TYPE_UINT , TYPE_UINT , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " uvec3 " , TYPE_UVEC3 , { TYPE_UINT , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " uvec3 " , TYPE_UVEC3 , { TYPE_UINT , TYPE_UINT , TYPE_UINT , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " uvec3 " , TYPE_UVEC3 , { TYPE_UVEC2 , TYPE_UINT , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " uvec3 " , TYPE_UVEC3 , { TYPE_UINT , TYPE_UVEC2 , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " uvec4 " , TYPE_UVEC4 , { TYPE_UINT , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " uvec4 " , TYPE_UVEC4 , { TYPE_UINT , TYPE_UINT , TYPE_UINT , TYPE_UINT , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " uvec4 " , TYPE_UVEC4 , { TYPE_UINT , TYPE_UVEC2 , TYPE_UINT , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " uvec4 " , TYPE_UVEC4 , { TYPE_UVEC2 , TYPE_UINT , TYPE_UINT , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " uvec4 " , TYPE_UVEC4 , { TYPE_UINT , TYPE_UINT , TYPE_UVEC2 , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " uvec4 " , TYPE_UVEC4 , { TYPE_UINT , TYPE_UVEC3 , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " uvec4 " , TYPE_UVEC4 , { TYPE_UVEC3 , TYPE_UINT , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " uvec4 " , TYPE_UVEC4 , { TYPE_UVEC2 , TYPE_UVEC2 , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " mat2 " , TYPE_MAT2 , { TYPE_VEC2 , TYPE_VEC2 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " mat3 " , TYPE_MAT3 , { TYPE_VEC3 , TYPE_VEC3 , TYPE_VEC3 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " mat4 " , TYPE_MAT4 , { TYPE_VEC4 , TYPE_VEC4 , TYPE_VEC4 , TYPE_VEC4 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " mat2 " , TYPE_MAT2 , { TYPE_FLOAT , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " mat3 " , TYPE_MAT3 , { TYPE_FLOAT , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " mat4 " , TYPE_MAT4 , { TYPE_FLOAT , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
2016-10-03 19:33:42 +00:00
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// Conversion scalars.
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{ " int " , TYPE_INT , { TYPE_BOOL , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " int " , TYPE_INT , { TYPE_INT , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " int " , TYPE_INT , { TYPE_UINT , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " int " , TYPE_INT , { TYPE_FLOAT , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
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{ " float " , TYPE_FLOAT , { TYPE_BOOL , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " float " , TYPE_FLOAT , { TYPE_INT , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " float " , TYPE_FLOAT , { TYPE_UINT , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " float " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
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{ " uint " , TYPE_UINT , { TYPE_BOOL , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " uint " , TYPE_UINT , { TYPE_INT , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " uint " , TYPE_UINT , { TYPE_UINT , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " uint " , TYPE_UINT , { TYPE_FLOAT , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
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{ " bool " , TYPE_BOOL , { TYPE_BOOL , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " bool " , TYPE_BOOL , { TYPE_INT , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " bool " , TYPE_BOOL , { TYPE_UINT , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " bool " , TYPE_BOOL , { TYPE_FLOAT , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
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// Conversion vectors.
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{ " ivec2 " , TYPE_IVEC2 , { TYPE_BVEC2 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " ivec2 " , TYPE_IVEC2 , { TYPE_IVEC2 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " ivec2 " , TYPE_IVEC2 , { TYPE_UVEC2 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " ivec2 " , TYPE_IVEC2 , { TYPE_VEC2 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " vec2 " , TYPE_VEC2 , { TYPE_BVEC2 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " vec2 " , TYPE_VEC2 , { TYPE_IVEC2 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " vec2 " , TYPE_VEC2 , { TYPE_UVEC2 , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " vec2 " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " uvec2 " , TYPE_UVEC2 , { TYPE_BVEC2 , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " uvec2 " , TYPE_UVEC2 , { TYPE_IVEC2 , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " uvec2 " , TYPE_UVEC2 , { TYPE_UVEC2 , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " uvec2 " , TYPE_UVEC2 , { TYPE_VEC2 , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " bvec2 " , TYPE_BVEC2 , { TYPE_BVEC2 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " bvec2 " , TYPE_BVEC2 , { TYPE_IVEC2 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " bvec2 " , TYPE_BVEC2 , { TYPE_UVEC2 , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " bvec2 " , TYPE_BVEC2 , { TYPE_VEC2 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " ivec3 " , TYPE_IVEC3 , { TYPE_BVEC3 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " ivec3 " , TYPE_IVEC3 , { TYPE_IVEC3 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " ivec3 " , TYPE_IVEC3 , { TYPE_UVEC3 , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " ivec3 " , TYPE_IVEC3 , { TYPE_VEC3 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " vec3 " , TYPE_VEC3 , { TYPE_BVEC3 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " vec3 " , TYPE_VEC3 , { TYPE_IVEC3 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " vec3 " , TYPE_VEC3 , { TYPE_UVEC3 , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " vec3 " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " uvec3 " , TYPE_UVEC3 , { TYPE_BVEC3 , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " uvec3 " , TYPE_UVEC3 , { TYPE_IVEC3 , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " uvec3 " , TYPE_UVEC3 , { TYPE_UVEC3 , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " uvec3 " , TYPE_UVEC3 , { TYPE_VEC3 , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " bvec3 " , TYPE_BVEC3 , { TYPE_BVEC3 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " bvec3 " , TYPE_BVEC3 , { TYPE_IVEC3 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " bvec3 " , TYPE_BVEC3 , { TYPE_UVEC3 , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " bvec3 " , TYPE_BVEC3 , { TYPE_VEC3 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " ivec4 " , TYPE_IVEC4 , { TYPE_BVEC4 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " ivec4 " , TYPE_IVEC4 , { TYPE_IVEC4 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " ivec4 " , TYPE_IVEC4 , { TYPE_UVEC4 , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " ivec4 " , TYPE_IVEC4 , { TYPE_VEC4 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " vec4 " , TYPE_VEC4 , { TYPE_BVEC4 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " vec4 " , TYPE_VEC4 , { TYPE_IVEC4 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " vec4 " , TYPE_VEC4 , { TYPE_UVEC4 , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " vec4 " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " uvec4 " , TYPE_UVEC4 , { TYPE_BVEC4 , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " uvec4 " , TYPE_UVEC4 , { TYPE_IVEC4 , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " uvec4 " , TYPE_UVEC4 , { TYPE_UVEC4 , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " uvec4 " , TYPE_UVEC4 , { TYPE_VEC4 , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " bvec4 " , TYPE_BVEC4 , { TYPE_BVEC4 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " bvec4 " , TYPE_BVEC4 , { TYPE_IVEC4 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " bvec4 " , TYPE_BVEC4 , { TYPE_UVEC4 , TYPE_VOID } , { " " } , TAG_GLOBAL , true } ,
{ " bvec4 " , TYPE_BVEC4 , { TYPE_VEC4 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
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// Conversion between matrixes.
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{ " mat2 " , TYPE_MAT2 , { TYPE_MAT3 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " mat2 " , TYPE_MAT2 , { TYPE_MAT4 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " mat3 " , TYPE_MAT3 , { TYPE_MAT2 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " mat3 " , TYPE_MAT3 , { TYPE_MAT4 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " mat4 " , TYPE_MAT4 , { TYPE_MAT2 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
{ " mat4 " , TYPE_MAT4 , { TYPE_MAT3 , TYPE_VOID } , { " " } , TAG_GLOBAL , false } ,
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// Built-ins - trigonometric functions.
// radians
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{ " radians " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_VOID } , { " degrees " } , TAG_GLOBAL , false } ,
{ " radians " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VOID } , { " degrees " } , TAG_GLOBAL , false } ,
{ " radians " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VOID } , { " degrees " } , TAG_GLOBAL , false } ,
{ " radians " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VOID } , { " degrees " } , TAG_GLOBAL , false } ,
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// degrees
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{ " degrees " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_VOID } , { " radians " } , TAG_GLOBAL , false } ,
{ " degrees " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VOID } , { " radians " } , TAG_GLOBAL , false } ,
{ " degrees " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VOID } , { " radians " } , TAG_GLOBAL , false } ,
{ " degrees " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VOID } , { " radians " } , TAG_GLOBAL , false } ,
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// sin
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{ " sin " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_VOID } , { " angle " } , TAG_GLOBAL , false } ,
{ " sin " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VOID } , { " angle " } , TAG_GLOBAL , false } ,
{ " sin " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VOID } , { " angle " } , TAG_GLOBAL , false } ,
{ " sin " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VOID } , { " angle " } , TAG_GLOBAL , false } ,
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// cos
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{ " cos " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_VOID } , { " angle " } , TAG_GLOBAL , false } ,
{ " cos " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VOID } , { " angle " } , TAG_GLOBAL , false } ,
{ " cos " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VOID } , { " angle " } , TAG_GLOBAL , false } ,
{ " cos " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VOID } , { " angle " } , TAG_GLOBAL , false } ,
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// tan
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{ " tan " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_VOID } , { " angle " } , TAG_GLOBAL , false } ,
{ " tan " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VOID } , { " angle " } , TAG_GLOBAL , false } ,
{ " tan " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VOID } , { " angle " } , TAG_GLOBAL , false } ,
{ " tan " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VOID } , { " angle " } , TAG_GLOBAL , false } ,
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// asin
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{ " asin " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " asin " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " asin " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " asin " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
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// acos
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{ " acos " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " acos " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " acos " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " acos " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
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// atan
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{ " atan " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_VOID } , { " y_over_x " } , TAG_GLOBAL , false } ,
{ " atan " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VOID } , { " y_over_x " } , TAG_GLOBAL , false } ,
{ " atan " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VOID } , { " y_over_x " } , TAG_GLOBAL , false } ,
{ " atan " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VOID } , { " y_over_x " } , TAG_GLOBAL , false } ,
{ " atan " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_FLOAT , TYPE_VOID } , { " y " , " x " } , TAG_GLOBAL , false } ,
{ " atan " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VEC2 , TYPE_VOID } , { " y " , " x " } , TAG_GLOBAL , false } ,
{ " atan " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VEC3 , TYPE_VOID } , { " y " , " x " } , TAG_GLOBAL , false } ,
{ " atan " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VEC4 , TYPE_VOID } , { " y " , " x " } , TAG_GLOBAL , false } ,
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// sinh
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{ " sinh " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " sinh " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " sinh " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " sinh " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
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// cosh
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{ " cosh " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " cosh " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " cosh " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " cosh " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
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// tanh
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{ " tanh " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " tanh " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " tanh " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " tanh " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
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// asinh
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{ " asinh " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " asinh " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " asinh " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " asinh " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
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// acosh
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{ " acosh " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " acosh " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " acosh " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " acosh " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
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// atanh
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{ " atanh " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " atanh " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " atanh " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " atanh " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
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// Builtins - exponential functions.
// pow
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{ " pow " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_FLOAT , TYPE_VOID } , { " x " , " y " } , TAG_GLOBAL , false } ,
{ " pow " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VEC2 , TYPE_VOID } , { " x " , " y " } , TAG_GLOBAL , false } ,
{ " pow " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VEC3 , TYPE_VOID } , { " x " , " y " } , TAG_GLOBAL , false } ,
{ " pow " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VEC4 , TYPE_VOID } , { " x " , " y " } , TAG_GLOBAL , false } ,
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// exp
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{ " exp " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " exp " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " exp " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " exp " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
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// log
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{ " log " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " log " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " log " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " log " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
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// exp2
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{ " exp2 " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " exp2 " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " exp2 " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " exp2 " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
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// log2
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{ " log2 " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " log2 " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " log2 " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " log2 " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
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// sqrt
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{ " sqrt " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " sqrt " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " sqrt " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " sqrt " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
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// inversesqrt
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{ " inversesqrt " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " inversesqrt " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " inversesqrt " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " inversesqrt " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
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// Built-ins - common functions.
// abs
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{ " abs " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " abs " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " abs " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " abs " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " abs " , TYPE_INT , { TYPE_INT , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " abs " , TYPE_IVEC2 , { TYPE_IVEC2 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " abs " , TYPE_IVEC3 , { TYPE_IVEC3 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " abs " , TYPE_IVEC4 , { TYPE_IVEC4 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
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// sign
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{ " sign " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " sign " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " sign " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " sign " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " sign " , TYPE_INT , { TYPE_INT , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " sign " , TYPE_IVEC2 , { TYPE_IVEC2 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " sign " , TYPE_IVEC3 , { TYPE_IVEC3 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " sign " , TYPE_IVEC4 , { TYPE_IVEC4 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
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// floor
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{ " floor " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " floor " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " floor " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " floor " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
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// trunc
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{ " trunc " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " trunc " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " trunc " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " trunc " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
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// round
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{ " round " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " round " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " round " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " round " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
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// roundEven
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{ " roundEven " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " roundEven " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " roundEven " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " roundEven " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
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// ceil
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{ " ceil " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " ceil " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " ceil " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " ceil " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
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// fract
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{ " fract " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " fract " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " fract " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " fract " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
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// mod
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{ " mod " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_FLOAT , TYPE_VOID } , { " x " , " y " } , TAG_GLOBAL , false } ,
{ " mod " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VEC2 , TYPE_VOID } , { " x " , " y " } , TAG_GLOBAL , false } ,
{ " mod " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_FLOAT , TYPE_VOID } , { " x " , " y " } , TAG_GLOBAL , false } ,
{ " mod " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VEC3 , TYPE_VOID } , { " x " , " y " } , TAG_GLOBAL , false } ,
{ " mod " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_FLOAT , TYPE_VOID } , { " x " , " y " } , TAG_GLOBAL , false } ,
{ " mod " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VEC4 , TYPE_VOID } , { " x " , " y " } , TAG_GLOBAL , false } ,
{ " mod " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_FLOAT , TYPE_VOID } , { " x " , " y " } , TAG_GLOBAL , false } ,
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// modf
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{ " modf " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_FLOAT , TYPE_VOID } , { " x " , " i " } , TAG_GLOBAL , true } ,
{ " modf " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VEC2 , TYPE_VOID } , { " x " , " i " } , TAG_GLOBAL , true } ,
{ " modf " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VEC3 , TYPE_VOID } , { " x " , " i " } , TAG_GLOBAL , true } ,
{ " modf " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VEC4 , TYPE_VOID } , { " x " , " i " } , TAG_GLOBAL , true } ,
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// min
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{ " min " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_FLOAT , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " min " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VEC2 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " min " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_FLOAT , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " min " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VEC3 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " min " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_FLOAT , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " min " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VEC4 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " min " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_FLOAT , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " min " , TYPE_INT , { TYPE_INT , TYPE_INT , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " min " , TYPE_IVEC2 , { TYPE_IVEC2 , TYPE_IVEC2 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " min " , TYPE_IVEC2 , { TYPE_IVEC2 , TYPE_INT , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " min " , TYPE_IVEC3 , { TYPE_IVEC3 , TYPE_IVEC3 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " min " , TYPE_IVEC3 , { TYPE_IVEC3 , TYPE_INT , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " min " , TYPE_IVEC4 , { TYPE_IVEC4 , TYPE_IVEC4 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " min " , TYPE_IVEC4 , { TYPE_IVEC4 , TYPE_INT , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " min " , TYPE_UINT , { TYPE_UINT , TYPE_UINT , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , true } ,
{ " min " , TYPE_UVEC2 , { TYPE_UVEC2 , TYPE_UVEC2 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , true } ,
{ " min " , TYPE_UVEC2 , { TYPE_UVEC2 , TYPE_UINT , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , true } ,
{ " min " , TYPE_UVEC3 , { TYPE_UVEC3 , TYPE_UVEC3 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , true } ,
{ " min " , TYPE_UVEC3 , { TYPE_UVEC3 , TYPE_UINT , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , true } ,
{ " min " , TYPE_UVEC4 , { TYPE_UVEC4 , TYPE_UVEC4 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , true } ,
{ " min " , TYPE_UVEC4 , { TYPE_UVEC4 , TYPE_UINT , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , true } ,
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// max
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{ " max " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_FLOAT , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " max " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VEC2 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " max " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_FLOAT , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " max " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VEC3 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " max " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_FLOAT , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " max " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VEC4 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " max " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_FLOAT , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " max " , TYPE_INT , { TYPE_INT , TYPE_INT , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " max " , TYPE_IVEC2 , { TYPE_IVEC2 , TYPE_IVEC2 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " max " , TYPE_IVEC2 , { TYPE_IVEC2 , TYPE_INT , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " max " , TYPE_IVEC3 , { TYPE_IVEC3 , TYPE_IVEC3 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " max " , TYPE_IVEC3 , { TYPE_IVEC3 , TYPE_INT , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " max " , TYPE_IVEC4 , { TYPE_IVEC4 , TYPE_IVEC4 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " max " , TYPE_IVEC4 , { TYPE_IVEC4 , TYPE_INT , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " max " , TYPE_UINT , { TYPE_UINT , TYPE_UINT , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , true } ,
{ " max " , TYPE_UVEC2 , { TYPE_UVEC2 , TYPE_UVEC2 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , true } ,
{ " max " , TYPE_UVEC2 , { TYPE_UVEC2 , TYPE_UINT , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , true } ,
{ " max " , TYPE_UVEC3 , { TYPE_UVEC3 , TYPE_UVEC3 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , true } ,
{ " max " , TYPE_UVEC3 , { TYPE_UVEC3 , TYPE_UINT , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , true } ,
{ " max " , TYPE_UVEC4 , { TYPE_UVEC4 , TYPE_UVEC4 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , true } ,
{ " max " , TYPE_UVEC4 , { TYPE_UVEC4 , TYPE_UINT , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , true } ,
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// clamp
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{ " clamp " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_FLOAT , TYPE_FLOAT , TYPE_VOID } , { " x " , " minVal " , " maxVal " } , TAG_GLOBAL , false } ,
{ " clamp " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VEC2 , TYPE_VEC2 , TYPE_VOID } , { " x " , " minVal " , " maxVal " } , TAG_GLOBAL , false } ,
{ " clamp " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VEC3 , TYPE_VEC3 , TYPE_VOID } , { " x " , " minVal " , " maxVal " } , TAG_GLOBAL , false } ,
{ " clamp " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VEC4 , TYPE_VEC4 , TYPE_VOID } , { " x " , " minVal " , " maxVal " } , TAG_GLOBAL , false } ,
{ " clamp " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_FLOAT , TYPE_FLOAT , TYPE_VOID } , { " x " , " minVal " , " maxVal " } , TAG_GLOBAL , false } ,
{ " clamp " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_FLOAT , TYPE_FLOAT , TYPE_VOID } , { " x " , " minVal " , " maxVal " } , TAG_GLOBAL , false } ,
{ " clamp " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_FLOAT , TYPE_FLOAT , TYPE_VOID } , { " x " , " minVal " , " maxVal " } , TAG_GLOBAL , false } ,
{ " clamp " , TYPE_INT , { TYPE_INT , TYPE_INT , TYPE_INT , TYPE_VOID } , { " x " , " minVal " , " maxVal " } , TAG_GLOBAL , false } ,
{ " clamp " , TYPE_IVEC2 , { TYPE_IVEC2 , TYPE_IVEC2 , TYPE_IVEC2 , TYPE_VOID } , { " x " , " minVal " , " maxVal " } , TAG_GLOBAL , false } ,
{ " clamp " , TYPE_IVEC3 , { TYPE_IVEC3 , TYPE_IVEC3 , TYPE_IVEC3 , TYPE_VOID } , { " x " , " minVal " , " maxVal " } , TAG_GLOBAL , false } ,
{ " clamp " , TYPE_IVEC4 , { TYPE_IVEC4 , TYPE_IVEC4 , TYPE_IVEC4 , TYPE_VOID } , { " x " , " minVal " , " maxVal " } , TAG_GLOBAL , false } ,
{ " clamp " , TYPE_IVEC2 , { TYPE_IVEC2 , TYPE_INT , TYPE_INT , TYPE_VOID } , { " x " , " minVal " , " maxVal " } , TAG_GLOBAL , false } ,
{ " clamp " , TYPE_IVEC3 , { TYPE_IVEC3 , TYPE_INT , TYPE_INT , TYPE_VOID } , { " x " , " minVal " , " maxVal " } , TAG_GLOBAL , false } ,
{ " clamp " , TYPE_IVEC4 , { TYPE_IVEC4 , TYPE_INT , TYPE_INT , TYPE_VOID } , { " x " , " minVal " , " maxVal " } , TAG_GLOBAL , false } ,
{ " clamp " , TYPE_UINT , { TYPE_UINT , TYPE_UINT , TYPE_UINT , TYPE_VOID } , { " x " , " minVal " , " maxVal " } , TAG_GLOBAL , true } ,
{ " clamp " , TYPE_UVEC2 , { TYPE_UVEC2 , TYPE_UVEC2 , TYPE_UVEC2 , TYPE_VOID } , { " x " , " minVal " , " maxVal " } , TAG_GLOBAL , true } ,
{ " clamp " , TYPE_UVEC3 , { TYPE_UVEC3 , TYPE_UVEC3 , TYPE_UVEC3 , TYPE_VOID } , { " x " , " minVal " , " maxVal " } , TAG_GLOBAL , true } ,
{ " clamp " , TYPE_UVEC4 , { TYPE_UVEC4 , TYPE_UVEC4 , TYPE_UVEC4 , TYPE_VOID } , { " x " , " minVal " , " maxVal " } , TAG_GLOBAL , true } ,
{ " clamp " , TYPE_UVEC2 , { TYPE_UVEC2 , TYPE_UINT , TYPE_UINT , TYPE_VOID } , { " x " , " minVal " , " maxVal " } , TAG_GLOBAL , true } ,
{ " clamp " , TYPE_UVEC3 , { TYPE_UVEC3 , TYPE_UINT , TYPE_UINT , TYPE_VOID } , { " x " , " minVal " , " maxVal " } , TAG_GLOBAL , true } ,
{ " clamp " , TYPE_UVEC4 , { TYPE_UVEC4 , TYPE_UINT , TYPE_UINT , TYPE_VOID } , { " x " , " minVal " , " maxVal " } , TAG_GLOBAL , true } ,
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// mix
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{ " mix " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_FLOAT , TYPE_FLOAT , TYPE_VOID } , { " a " , " b " , " value " } , TAG_GLOBAL , false } ,
{ " mix " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VEC2 , TYPE_FLOAT , TYPE_VOID } , { " a " , " b " , " value " } , TAG_GLOBAL , false } ,
{ " mix " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VEC2 , TYPE_BVEC2 , TYPE_VOID } , { " a " , " b " , " value " } , TAG_GLOBAL , false } ,
{ " mix " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VEC2 , TYPE_VEC2 , TYPE_VOID } , { " a " , " b " , " value " } , TAG_GLOBAL , false } ,
{ " mix " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VEC3 , TYPE_FLOAT , TYPE_VOID } , { " a " , " b " , " value " } , TAG_GLOBAL , false } ,
{ " mix " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VEC3 , TYPE_BVEC3 , TYPE_VOID } , { " a " , " b " , " value " } , TAG_GLOBAL , false } ,
{ " mix " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VEC3 , TYPE_VEC3 , TYPE_VOID } , { " a " , " b " , " value " } , TAG_GLOBAL , false } ,
{ " mix " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VEC4 , TYPE_FLOAT , TYPE_VOID } , { " a " , " b " , " value " } , TAG_GLOBAL , false } ,
{ " mix " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VEC4 , TYPE_BVEC4 , TYPE_VOID } , { " a " , " b " , " value " } , TAG_GLOBAL , false } ,
{ " mix " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VEC4 , TYPE_VEC4 , TYPE_VOID } , { " a " , " b " , " value " } , TAG_GLOBAL , false } ,
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// step
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{ " step " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_FLOAT , TYPE_VOID } , { " edge " , " x " } , TAG_GLOBAL , false } ,
{ " step " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VEC2 , TYPE_VOID } , { " edge " , " x " } , TAG_GLOBAL , false } ,
{ " step " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VEC3 , TYPE_VOID } , { " edge " , " x " } , TAG_GLOBAL , false } ,
{ " step " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VEC4 , TYPE_VOID } , { " edge " , " x " } , TAG_GLOBAL , false } ,
{ " step " , TYPE_VEC2 , { TYPE_FLOAT , TYPE_VEC2 , TYPE_VOID } , { " edge " , " x " } , TAG_GLOBAL , false } ,
{ " step " , TYPE_VEC3 , { TYPE_FLOAT , TYPE_VEC3 , TYPE_VOID } , { " edge " , " x " } , TAG_GLOBAL , false } ,
{ " step " , TYPE_VEC4 , { TYPE_FLOAT , TYPE_VEC4 , TYPE_VOID } , { " edge " , " x " } , TAG_GLOBAL , false } ,
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// smoothstep
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{ " smoothstep " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_FLOAT , TYPE_FLOAT , TYPE_VOID } , { " edge0 " , " edge1 " , " value " } , TAG_GLOBAL , false } ,
{ " smoothstep " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VEC2 , TYPE_VEC2 , TYPE_VOID } , { " edge0 " , " edge1 " , " value " } , TAG_GLOBAL , false } ,
{ " smoothstep " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VEC3 , TYPE_VEC3 , TYPE_VOID } , { " edge0 " , " edge1 " , " value " } , TAG_GLOBAL , false } ,
{ " smoothstep " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VEC4 , TYPE_VEC4 , TYPE_VOID } , { " edge0 " , " edge1 " , " value " } , TAG_GLOBAL , false } ,
{ " smoothstep " , TYPE_VEC2 , { TYPE_FLOAT , TYPE_FLOAT , TYPE_VEC2 , TYPE_VOID } , { " edge0 " , " edge1 " , " value " } , TAG_GLOBAL , false } ,
{ " smoothstep " , TYPE_VEC3 , { TYPE_FLOAT , TYPE_FLOAT , TYPE_VEC3 , TYPE_VOID } , { " edge0 " , " edge1 " , " value " } , TAG_GLOBAL , false } ,
{ " smoothstep " , TYPE_VEC4 , { TYPE_FLOAT , TYPE_FLOAT , TYPE_VEC4 , TYPE_VOID } , { " edge0 " , " edge1 " , " value " } , TAG_GLOBAL , false } ,
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// isnan
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{ " isnan " , TYPE_BOOL , { TYPE_FLOAT , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " isnan " , TYPE_BVEC2 , { TYPE_VEC2 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " isnan " , TYPE_BVEC3 , { TYPE_VEC3 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " isnan " , TYPE_BVEC4 , { TYPE_VEC4 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
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// isinf
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{ " isinf " , TYPE_BOOL , { TYPE_FLOAT , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " isinf " , TYPE_BVEC2 , { TYPE_VEC2 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " isinf " , TYPE_BVEC3 , { TYPE_VEC3 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " isinf " , TYPE_BVEC4 , { TYPE_VEC4 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
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// floatBitsToInt
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{ " floatBitsToInt " , TYPE_INT , { TYPE_FLOAT , TYPE_VOID } , { " x " } , TAG_GLOBAL , true } ,
{ " floatBitsToInt " , TYPE_IVEC2 , { TYPE_VEC2 , TYPE_VOID } , { " x " } , TAG_GLOBAL , true } ,
{ " floatBitsToInt " , TYPE_IVEC3 , { TYPE_VEC3 , TYPE_VOID } , { " x " } , TAG_GLOBAL , true } ,
{ " floatBitsToInt " , TYPE_IVEC4 , { TYPE_VEC4 , TYPE_VOID } , { " x " } , TAG_GLOBAL , true } ,
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// floatBitsToUint
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{ " floatBitsToUint " , TYPE_UINT , { TYPE_FLOAT , TYPE_VOID } , { " x " } , TAG_GLOBAL , true } ,
{ " floatBitsToUint " , TYPE_UVEC2 , { TYPE_VEC2 , TYPE_VOID } , { " x " } , TAG_GLOBAL , true } ,
{ " floatBitsToUint " , TYPE_UVEC3 , { TYPE_VEC3 , TYPE_VOID } , { " x " } , TAG_GLOBAL , true } ,
{ " floatBitsToUint " , TYPE_UVEC4 , { TYPE_VEC4 , TYPE_VOID } , { " x " } , TAG_GLOBAL , true } ,
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// intBitsToFloat
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{ " intBitsToFloat " , TYPE_FLOAT , { TYPE_INT , TYPE_VOID } , { " x " } , TAG_GLOBAL , true } ,
{ " intBitsToFloat " , TYPE_VEC2 , { TYPE_IVEC2 , TYPE_VOID } , { " x " } , TAG_GLOBAL , true } ,
{ " intBitsToFloat " , TYPE_VEC3 , { TYPE_IVEC3 , TYPE_VOID } , { " x " } , TAG_GLOBAL , true } ,
{ " intBitsToFloat " , TYPE_VEC4 , { TYPE_IVEC4 , TYPE_VOID } , { " x " } , TAG_GLOBAL , true } ,
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// uintBitsToFloat
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{ " uintBitsToFloat " , TYPE_FLOAT , { TYPE_UINT , TYPE_VOID } , { " x " } , TAG_GLOBAL , true } ,
{ " uintBitsToFloat " , TYPE_VEC2 , { TYPE_UVEC2 , TYPE_VOID } , { " x " } , TAG_GLOBAL , true } ,
{ " uintBitsToFloat " , TYPE_VEC3 , { TYPE_UVEC3 , TYPE_VOID } , { " x " } , TAG_GLOBAL , true } ,
{ " uintBitsToFloat " , TYPE_VEC4 , { TYPE_UVEC4 , TYPE_VOID } , { " x " } , TAG_GLOBAL , true } ,
2016-10-03 19:33:42 +00:00
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// Built-ins - geometric functions.
// length
{ " length " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
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{ " length " , TYPE_FLOAT , { TYPE_VEC2 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " length " , TYPE_FLOAT , { TYPE_VEC3 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " length " , TYPE_FLOAT , { TYPE_VEC4 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
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// distance
{ " distance " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_FLOAT , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
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{ " distance " , TYPE_FLOAT , { TYPE_VEC2 , TYPE_VEC2 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " distance " , TYPE_FLOAT , { TYPE_VEC3 , TYPE_VEC3 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " distance " , TYPE_FLOAT , { TYPE_VEC4 , TYPE_VEC4 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
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// dot
{ " dot " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_FLOAT , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
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{ " dot " , TYPE_FLOAT , { TYPE_VEC2 , TYPE_VEC2 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " dot " , TYPE_FLOAT , { TYPE_VEC3 , TYPE_VEC3 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " dot " , TYPE_FLOAT , { TYPE_VEC4 , TYPE_VEC4 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
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// cross
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{ " cross " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VEC3 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
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// normalize
{ " normalize " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_VOID } , { " v " } , TAG_GLOBAL , false } ,
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{ " normalize " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VOID } , { " v " } , TAG_GLOBAL , false } ,
{ " normalize " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VOID } , { " v " } , TAG_GLOBAL , false } ,
{ " normalize " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VOID } , { " v " } , TAG_GLOBAL , false } ,
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// reflect
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{ " reflect " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VEC3 , TYPE_VOID } , { " I " , " N " } , TAG_GLOBAL , false } ,
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// refract
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{ " refract " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VEC3 , TYPE_FLOAT , TYPE_VOID } , { " I " , " N " , " eta " } , TAG_GLOBAL , false } ,
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// faceforward
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{ " faceforward " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VEC2 , TYPE_VEC2 , TYPE_VOID } , { " N " , " I " , " Nref " } , TAG_GLOBAL , false } ,
{ " faceforward " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VEC3 , TYPE_VEC3 , TYPE_VOID } , { " N " , " I " , " Nref " } , TAG_GLOBAL , false } ,
{ " faceforward " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VEC4 , TYPE_VEC4 , TYPE_VOID } , { " N " , " I " , " Nref " } , TAG_GLOBAL , false } ,
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// matrixCompMult
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{ " matrixCompMult " , TYPE_MAT2 , { TYPE_MAT2 , TYPE_MAT2 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " matrixCompMult " , TYPE_MAT3 , { TYPE_MAT3 , TYPE_MAT3 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " matrixCompMult " , TYPE_MAT4 , { TYPE_MAT4 , TYPE_MAT4 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
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// outerProduct
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{ " outerProduct " , TYPE_MAT2 , { TYPE_VEC2 , TYPE_VEC2 , TYPE_VOID } , { " c " , " r " } , TAG_GLOBAL , false } ,
{ " outerProduct " , TYPE_MAT3 , { TYPE_VEC3 , TYPE_VEC3 , TYPE_VOID } , { " c " , " r " } , TAG_GLOBAL , false } ,
{ " outerProduct " , TYPE_MAT4 , { TYPE_VEC4 , TYPE_VEC4 , TYPE_VOID } , { " c " , " r " } , TAG_GLOBAL , false } ,
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// transpose
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{ " transpose " , TYPE_MAT2 , { TYPE_MAT2 , TYPE_VOID } , { " m " } , TAG_GLOBAL , false } ,
{ " transpose " , TYPE_MAT3 , { TYPE_MAT3 , TYPE_VOID } , { " m " } , TAG_GLOBAL , false } ,
{ " transpose " , TYPE_MAT4 , { TYPE_MAT4 , TYPE_VOID } , { " m " } , TAG_GLOBAL , false } ,
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// determinant
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{ " determinant " , TYPE_FLOAT , { TYPE_MAT2 , TYPE_VOID } , { " m " } , TAG_GLOBAL , false } ,
{ " determinant " , TYPE_FLOAT , { TYPE_MAT3 , TYPE_VOID } , { " m " } , TAG_GLOBAL , false } ,
{ " determinant " , TYPE_FLOAT , { TYPE_MAT4 , TYPE_VOID } , { " m " } , TAG_GLOBAL , false } ,
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// inverse
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{ " inverse " , TYPE_MAT2 , { TYPE_MAT2 , TYPE_VOID } , { " m " } , TAG_GLOBAL , false } ,
{ " inverse " , TYPE_MAT3 , { TYPE_MAT3 , TYPE_VOID } , { " m " } , TAG_GLOBAL , false } ,
{ " inverse " , TYPE_MAT4 , { TYPE_MAT4 , TYPE_VOID } , { " m " } , TAG_GLOBAL , false } ,
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// lessThan
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{ " lessThan " , TYPE_BVEC2 , { TYPE_VEC2 , TYPE_VEC2 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " lessThan " , TYPE_BVEC3 , { TYPE_VEC3 , TYPE_VEC3 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " lessThan " , TYPE_BVEC4 , { TYPE_VEC4 , TYPE_VEC4 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " lessThan " , TYPE_BVEC2 , { TYPE_IVEC2 , TYPE_IVEC2 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " lessThan " , TYPE_BVEC3 , { TYPE_IVEC3 , TYPE_IVEC3 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " lessThan " , TYPE_BVEC4 , { TYPE_IVEC4 , TYPE_IVEC4 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " lessThan " , TYPE_BVEC2 , { TYPE_UVEC2 , TYPE_UVEC2 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , true } ,
{ " lessThan " , TYPE_BVEC3 , { TYPE_UVEC3 , TYPE_UVEC3 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , true } ,
{ " lessThan " , TYPE_BVEC4 , { TYPE_UVEC4 , TYPE_UVEC4 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , true } ,
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// greaterThan
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{ " greaterThan " , TYPE_BVEC2 , { TYPE_VEC2 , TYPE_VEC2 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " greaterThan " , TYPE_BVEC3 , { TYPE_VEC3 , TYPE_VEC3 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " greaterThan " , TYPE_BVEC4 , { TYPE_VEC4 , TYPE_VEC4 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " greaterThan " , TYPE_BVEC2 , { TYPE_IVEC2 , TYPE_IVEC2 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " greaterThan " , TYPE_BVEC3 , { TYPE_IVEC3 , TYPE_IVEC3 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " greaterThan " , TYPE_BVEC4 , { TYPE_IVEC4 , TYPE_IVEC4 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " greaterThan " , TYPE_BVEC2 , { TYPE_UVEC2 , TYPE_UVEC2 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , true } ,
{ " greaterThan " , TYPE_BVEC3 , { TYPE_UVEC3 , TYPE_UVEC3 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , true } ,
{ " greaterThan " , TYPE_BVEC4 , { TYPE_UVEC4 , TYPE_UVEC4 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , true } ,
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// lessThanEqual
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{ " lessThanEqual " , TYPE_BVEC2 , { TYPE_VEC2 , TYPE_VEC2 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " lessThanEqual " , TYPE_BVEC3 , { TYPE_VEC3 , TYPE_VEC3 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " lessThanEqual " , TYPE_BVEC4 , { TYPE_VEC4 , TYPE_VEC4 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " lessThanEqual " , TYPE_BVEC2 , { TYPE_IVEC2 , TYPE_IVEC2 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " lessThanEqual " , TYPE_BVEC3 , { TYPE_IVEC3 , TYPE_IVEC3 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " lessThanEqual " , TYPE_BVEC4 , { TYPE_IVEC4 , TYPE_IVEC4 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " lessThanEqual " , TYPE_BVEC2 , { TYPE_UVEC2 , TYPE_UVEC2 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , true } ,
{ " lessThanEqual " , TYPE_BVEC3 , { TYPE_UVEC3 , TYPE_UVEC3 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , true } ,
{ " lessThanEqual " , TYPE_BVEC4 , { TYPE_UVEC4 , TYPE_UVEC4 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , true } ,
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// greaterThanEqual
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{ " greaterThanEqual " , TYPE_BVEC2 , { TYPE_VEC2 , TYPE_VEC2 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " greaterThanEqual " , TYPE_BVEC3 , { TYPE_VEC3 , TYPE_VEC3 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " greaterThanEqual " , TYPE_BVEC4 , { TYPE_VEC4 , TYPE_VEC4 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " greaterThanEqual " , TYPE_BVEC2 , { TYPE_IVEC2 , TYPE_IVEC2 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " greaterThanEqual " , TYPE_BVEC3 , { TYPE_IVEC3 , TYPE_IVEC3 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " greaterThanEqual " , TYPE_BVEC4 , { TYPE_IVEC4 , TYPE_IVEC4 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " greaterThanEqual " , TYPE_BVEC2 , { TYPE_UVEC2 , TYPE_UVEC2 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , true } ,
{ " greaterThanEqual " , TYPE_BVEC3 , { TYPE_UVEC3 , TYPE_UVEC3 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , true } ,
{ " greaterThanEqual " , TYPE_BVEC4 , { TYPE_UVEC4 , TYPE_UVEC4 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , true } ,
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// equal
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{ " equal " , TYPE_BVEC2 , { TYPE_VEC2 , TYPE_VEC2 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " equal " , TYPE_BVEC3 , { TYPE_VEC3 , TYPE_VEC3 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " equal " , TYPE_BVEC4 , { TYPE_VEC4 , TYPE_VEC4 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " equal " , TYPE_BVEC2 , { TYPE_IVEC2 , TYPE_IVEC2 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " equal " , TYPE_BVEC3 , { TYPE_IVEC3 , TYPE_IVEC3 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " equal " , TYPE_BVEC4 , { TYPE_IVEC4 , TYPE_IVEC4 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " equal " , TYPE_BVEC2 , { TYPE_UVEC2 , TYPE_UVEC2 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , true } ,
{ " equal " , TYPE_BVEC3 , { TYPE_UVEC3 , TYPE_UVEC3 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , true } ,
{ " equal " , TYPE_BVEC4 , { TYPE_UVEC4 , TYPE_UVEC4 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , true } ,
{ " equal " , TYPE_BVEC2 , { TYPE_BVEC2 , TYPE_BVEC2 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " equal " , TYPE_BVEC3 , { TYPE_BVEC3 , TYPE_BVEC3 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " equal " , TYPE_BVEC4 , { TYPE_BVEC4 , TYPE_BVEC4 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
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// notEqual
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{ " notEqual " , TYPE_BVEC2 , { TYPE_VEC2 , TYPE_VEC2 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " notEqual " , TYPE_BVEC3 , { TYPE_VEC3 , TYPE_VEC3 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " notEqual " , TYPE_BVEC4 , { TYPE_VEC4 , TYPE_VEC4 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " notEqual " , TYPE_BVEC2 , { TYPE_IVEC2 , TYPE_IVEC2 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " notEqual " , TYPE_BVEC3 , { TYPE_IVEC3 , TYPE_IVEC3 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " notEqual " , TYPE_BVEC4 , { TYPE_IVEC4 , TYPE_IVEC4 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
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{ " notEqual " , TYPE_BVEC2 , { TYPE_UVEC2 , TYPE_UVEC2 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , true } ,
{ " notEqual " , TYPE_BVEC3 , { TYPE_UVEC3 , TYPE_UVEC3 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , true } ,
{ " notEqual " , TYPE_BVEC4 , { TYPE_UVEC4 , TYPE_UVEC4 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , true } ,
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{ " notEqual " , TYPE_BVEC2 , { TYPE_BVEC2 , TYPE_BVEC2 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " notEqual " , TYPE_BVEC3 , { TYPE_BVEC3 , TYPE_BVEC3 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
{ " notEqual " , TYPE_BVEC4 , { TYPE_BVEC4 , TYPE_BVEC4 , TYPE_VOID } , { " a " , " b " } , TAG_GLOBAL , false } ,
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// any
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{ " any " , TYPE_BOOL , { TYPE_BVEC2 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " any " , TYPE_BOOL , { TYPE_BVEC3 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " any " , TYPE_BOOL , { TYPE_BVEC4 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
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// all
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{ " all " , TYPE_BOOL , { TYPE_BVEC2 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " all " , TYPE_BOOL , { TYPE_BVEC3 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " all " , TYPE_BOOL , { TYPE_BVEC4 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
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// not
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{ " not " , TYPE_BVEC2 , { TYPE_BVEC2 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " not " , TYPE_BVEC3 , { TYPE_BVEC3 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
{ " not " , TYPE_BVEC4 , { TYPE_BVEC4 , TYPE_VOID } , { " x " } , TAG_GLOBAL , false } ,
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// Built-ins: texture functions.
// textureSize
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{ " textureSize " , TYPE_IVEC2 , { TYPE_SAMPLER2D , TYPE_INT , TYPE_VOID } , { " sampler " , " lod " } , TAG_GLOBAL , true } ,
{ " textureSize " , TYPE_IVEC2 , { TYPE_ISAMPLER2D , TYPE_INT , TYPE_VOID } , { " sampler " , " lod " } , TAG_GLOBAL , true } ,
{ " textureSize " , TYPE_IVEC2 , { TYPE_USAMPLER2D , TYPE_INT , TYPE_VOID } , { " sampler " , " lod " } , TAG_GLOBAL , true } ,
{ " textureSize " , TYPE_IVEC3 , { TYPE_SAMPLER2DARRAY , TYPE_INT , TYPE_VOID } , { " sampler " , " lod " } , TAG_GLOBAL , true } ,
{ " textureSize " , TYPE_IVEC3 , { TYPE_ISAMPLER2DARRAY , TYPE_INT , TYPE_VOID } , { " sampler " , " lod " } , TAG_GLOBAL , true } ,
{ " textureSize " , TYPE_IVEC3 , { TYPE_USAMPLER2DARRAY , TYPE_INT , TYPE_VOID } , { " sampler " , " lod " } , TAG_GLOBAL , true } ,
{ " textureSize " , TYPE_IVEC3 , { TYPE_SAMPLER3D , TYPE_INT , TYPE_VOID } , { " sampler " , " lod " } , TAG_GLOBAL , true } ,
{ " textureSize " , TYPE_IVEC3 , { TYPE_ISAMPLER3D , TYPE_INT , TYPE_VOID } , { " sampler " , " lod " } , TAG_GLOBAL , true } ,
{ " textureSize " , TYPE_IVEC3 , { TYPE_USAMPLER3D , TYPE_INT , TYPE_VOID } , { " sampler " , " lod " } , TAG_GLOBAL , true } ,
{ " textureSize " , TYPE_IVEC2 , { TYPE_SAMPLERCUBE , TYPE_INT , TYPE_VOID } , { " sampler " , " lod " } , TAG_GLOBAL , true } ,
{ " textureSize " , TYPE_IVEC2 , { TYPE_SAMPLERCUBEARRAY , TYPE_INT , TYPE_VOID } , { " sampler " , " lod " } , TAG_GLOBAL , true } ,
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// texture
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{ " texture " , TYPE_VEC4 , { TYPE_SAMPLER2D , TYPE_VEC2 , TYPE_VOID } , { " sampler " , " coords " } , TAG_GLOBAL , false } ,
{ " texture " , TYPE_VEC4 , { TYPE_SAMPLER2D , TYPE_VEC2 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " bias " } , TAG_GLOBAL , false } ,
{ " texture " , TYPE_UVEC4 , { TYPE_USAMPLER2D , TYPE_VEC2 , TYPE_VOID } , { " sampler " , " coords " } , TAG_GLOBAL , true } ,
{ " texture " , TYPE_UVEC4 , { TYPE_USAMPLER2D , TYPE_VEC2 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " bias " } , TAG_GLOBAL , true } ,
{ " texture " , TYPE_IVEC4 , { TYPE_ISAMPLER2D , TYPE_VEC2 , TYPE_VOID } , { " sampler " , " coords " } , TAG_GLOBAL , true } ,
{ " texture " , TYPE_IVEC4 , { TYPE_ISAMPLER2D , TYPE_VEC2 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " bias " } , TAG_GLOBAL , true } ,
{ " texture " , TYPE_VEC4 , { TYPE_SAMPLER2DARRAY , TYPE_VEC3 , TYPE_VOID } , { " sampler " , " coords " } , TAG_GLOBAL , false } ,
{ " texture " , TYPE_VEC4 , { TYPE_SAMPLER2DARRAY , TYPE_VEC3 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " bias " } , TAG_GLOBAL , false } ,
{ " texture " , TYPE_UVEC4 , { TYPE_USAMPLER2DARRAY , TYPE_VEC3 , TYPE_VOID } , { " sampler " , " coords " } , TAG_GLOBAL , true } ,
{ " texture " , TYPE_UVEC4 , { TYPE_USAMPLER2DARRAY , TYPE_VEC3 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " bias " } , TAG_GLOBAL , true } ,
{ " texture " , TYPE_IVEC4 , { TYPE_ISAMPLER2DARRAY , TYPE_VEC3 , TYPE_VOID } , { " sampler " , " coords " } , TAG_GLOBAL , true } ,
{ " texture " , TYPE_IVEC4 , { TYPE_ISAMPLER2DARRAY , TYPE_VEC3 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " bias " } , TAG_GLOBAL , true } ,
{ " texture " , TYPE_VEC4 , { TYPE_SAMPLER3D , TYPE_VEC3 , TYPE_VOID } , { " sampler " , " coords " } , TAG_GLOBAL , false } ,
{ " texture " , TYPE_VEC4 , { TYPE_SAMPLER3D , TYPE_VEC3 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " bias " } , TAG_GLOBAL , false } ,
{ " texture " , TYPE_UVEC4 , { TYPE_USAMPLER3D , TYPE_VEC3 , TYPE_VOID } , { " sampler " , " coords " } , TAG_GLOBAL , true } ,
{ " texture " , TYPE_UVEC4 , { TYPE_USAMPLER3D , TYPE_VEC3 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " bias " } , TAG_GLOBAL , true } ,
{ " texture " , TYPE_IVEC4 , { TYPE_ISAMPLER3D , TYPE_VEC3 , TYPE_VOID } , { " sampler " , " coords " } , TAG_GLOBAL , true } ,
{ " texture " , TYPE_IVEC4 , { TYPE_ISAMPLER3D , TYPE_VEC3 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " bias " } , TAG_GLOBAL , true } ,
{ " texture " , TYPE_VEC4 , { TYPE_SAMPLERCUBE , TYPE_VEC3 , TYPE_VOID } , { " sampler " , " coords " } , TAG_GLOBAL , false } ,
{ " texture " , TYPE_VEC4 , { TYPE_SAMPLERCUBE , TYPE_VEC3 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " bias " } , TAG_GLOBAL , false } ,
{ " texture " , TYPE_VEC4 , { TYPE_SAMPLERCUBEARRAY , TYPE_VEC4 , TYPE_VOID } , { " sampler " , " coords " } , TAG_GLOBAL , false } ,
{ " texture " , TYPE_VEC4 , { TYPE_SAMPLERCUBEARRAY , TYPE_VEC4 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " bias " } , TAG_GLOBAL , false } ,
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// textureProj
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{ " textureProj " , TYPE_VEC4 , { TYPE_SAMPLER2D , TYPE_VEC3 , TYPE_VOID } , { " sampler " , " coords " } , TAG_GLOBAL , true } ,
{ " textureProj " , TYPE_VEC4 , { TYPE_SAMPLER2D , TYPE_VEC4 , TYPE_VOID } , { " sampler " , " coords " } , TAG_GLOBAL , true } ,
{ " textureProj " , TYPE_VEC4 , { TYPE_SAMPLER2D , TYPE_VEC3 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " bias " } , TAG_GLOBAL , true } ,
{ " textureProj " , TYPE_VEC4 , { TYPE_SAMPLER2D , TYPE_VEC4 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " bias " } , TAG_GLOBAL , true } ,
{ " textureProj " , TYPE_IVEC4 , { TYPE_ISAMPLER2D , TYPE_VEC3 , TYPE_VOID } , { " sampler " , " coords " } , TAG_GLOBAL , true } ,
{ " textureProj " , TYPE_IVEC4 , { TYPE_ISAMPLER2D , TYPE_VEC4 , TYPE_VOID } , { " sampler " , " coords " } , TAG_GLOBAL , true } ,
{ " textureProj " , TYPE_IVEC4 , { TYPE_ISAMPLER2D , TYPE_VEC3 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " bias " } , TAG_GLOBAL , true } ,
{ " textureProj " , TYPE_IVEC4 , { TYPE_ISAMPLER2D , TYPE_VEC4 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " bias " } , TAG_GLOBAL , true } ,
{ " textureProj " , TYPE_UVEC4 , { TYPE_USAMPLER2D , TYPE_VEC3 , TYPE_VOID } , { " sampler " , " coords " } , TAG_GLOBAL , true } ,
{ " textureProj " , TYPE_UVEC4 , { TYPE_USAMPLER2D , TYPE_VEC4 , TYPE_VOID } , { " sampler " , " coords " } , TAG_GLOBAL , true } ,
{ " textureProj " , TYPE_UVEC4 , { TYPE_USAMPLER2D , TYPE_VEC3 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " bias " } , TAG_GLOBAL , true } ,
{ " textureProj " , TYPE_UVEC4 , { TYPE_USAMPLER2D , TYPE_VEC4 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " bias " } , TAG_GLOBAL , true } ,
{ " textureProj " , TYPE_VEC4 , { TYPE_SAMPLER3D , TYPE_VEC4 , TYPE_VOID } , { " sampler " , " coords " } , TAG_GLOBAL , true } ,
{ " textureProj " , TYPE_VEC4 , { TYPE_SAMPLER3D , TYPE_VEC4 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " bias " } , TAG_GLOBAL , true } ,
{ " textureProj " , TYPE_IVEC4 , { TYPE_ISAMPLER3D , TYPE_VEC4 , TYPE_VOID } , { " sampler " , " coords " } , TAG_GLOBAL , true } ,
{ " textureProj " , TYPE_IVEC4 , { TYPE_ISAMPLER3D , TYPE_VEC4 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " bias " } , TAG_GLOBAL , true } ,
{ " textureProj " , TYPE_UVEC4 , { TYPE_USAMPLER3D , TYPE_VEC4 , TYPE_VOID } , { " sampler " , " coords " } , TAG_GLOBAL , true } ,
{ " textureProj " , TYPE_UVEC4 , { TYPE_USAMPLER3D , TYPE_VEC4 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " bias " } , TAG_GLOBAL , true } ,
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// textureLod
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{ " textureLod " , TYPE_VEC4 , { TYPE_SAMPLER2D , TYPE_VEC2 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " lod " } , TAG_GLOBAL , false } ,
{ " textureLod " , TYPE_IVEC4 , { TYPE_ISAMPLER2D , TYPE_VEC2 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " lod " } , TAG_GLOBAL , true } ,
{ " textureLod " , TYPE_UVEC4 , { TYPE_USAMPLER2D , TYPE_VEC2 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " lod " } , TAG_GLOBAL , true } ,
{ " textureLod " , TYPE_VEC4 , { TYPE_SAMPLER2DARRAY , TYPE_VEC3 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " lod " } , TAG_GLOBAL , false } ,
{ " textureLod " , TYPE_IVEC4 , { TYPE_ISAMPLER2DARRAY , TYPE_VEC3 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " lod " } , TAG_GLOBAL , true } ,
{ " textureLod " , TYPE_UVEC4 , { TYPE_USAMPLER2DARRAY , TYPE_VEC3 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " lod " } , TAG_GLOBAL , true } ,
{ " textureLod " , TYPE_VEC4 , { TYPE_SAMPLER3D , TYPE_VEC3 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " lod " } , TAG_GLOBAL , false } ,
{ " textureLod " , TYPE_IVEC4 , { TYPE_ISAMPLER3D , TYPE_VEC3 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " lod " } , TAG_GLOBAL , true } ,
{ " textureLod " , TYPE_UVEC4 , { TYPE_USAMPLER3D , TYPE_VEC3 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " lod " } , TAG_GLOBAL , true } ,
{ " textureLod " , TYPE_VEC4 , { TYPE_SAMPLERCUBE , TYPE_VEC3 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " lod " } , TAG_GLOBAL , false } ,
{ " textureLod " , TYPE_VEC4 , { TYPE_SAMPLERCUBEARRAY , TYPE_VEC4 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " lod " } , TAG_GLOBAL , false } ,
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// texelFetch
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{ " texelFetch " , TYPE_VEC4 , { TYPE_SAMPLER2D , TYPE_IVEC2 , TYPE_INT , TYPE_VOID } , { " sampler " , " coords " , " lod " } , TAG_GLOBAL , true } ,
{ " texelFetch " , TYPE_IVEC4 , { TYPE_ISAMPLER2D , TYPE_IVEC2 , TYPE_INT , TYPE_VOID } , { " sampler " , " coords " , " lod " } , TAG_GLOBAL , true } ,
{ " texelFetch " , TYPE_UVEC4 , { TYPE_USAMPLER2D , TYPE_IVEC2 , TYPE_INT , TYPE_VOID } , { " sampler " , " coords " , " lod " } , TAG_GLOBAL , true } ,
{ " texelFetch " , TYPE_VEC4 , { TYPE_SAMPLER2DARRAY , TYPE_IVEC3 , TYPE_INT , TYPE_VOID } , { " sampler " , " coords " , " lod " } , TAG_GLOBAL , true } ,
{ " texelFetch " , TYPE_IVEC4 , { TYPE_ISAMPLER2DARRAY , TYPE_IVEC3 , TYPE_INT , TYPE_VOID } , { " sampler " , " coords " , " lod " } , TAG_GLOBAL , true } ,
{ " texelFetch " , TYPE_UVEC4 , { TYPE_USAMPLER2DARRAY , TYPE_IVEC3 , TYPE_INT , TYPE_VOID } , { " sampler " , " coords " , " lod " } , TAG_GLOBAL , true } ,
{ " texelFetch " , TYPE_VEC4 , { TYPE_SAMPLER3D , TYPE_IVEC3 , TYPE_INT , TYPE_VOID } , { " sampler " , " coords " , " lod " } , TAG_GLOBAL , true } ,
{ " texelFetch " , TYPE_IVEC4 , { TYPE_ISAMPLER3D , TYPE_IVEC3 , TYPE_INT , TYPE_VOID } , { " sampler " , " coords " , " lod " } , TAG_GLOBAL , true } ,
{ " texelFetch " , TYPE_UVEC4 , { TYPE_USAMPLER3D , TYPE_IVEC3 , TYPE_INT , TYPE_VOID } , { " sampler " , " coords " , " lod " } , TAG_GLOBAL , true } ,
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// textureProjLod
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{ " textureProjLod " , TYPE_VEC4 , { TYPE_SAMPLER2D , TYPE_VEC3 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " lod " } , TAG_GLOBAL , true } ,
{ " textureProjLod " , TYPE_VEC4 , { TYPE_SAMPLER2D , TYPE_VEC4 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " lod " } , TAG_GLOBAL , true } ,
{ " textureProjLod " , TYPE_IVEC4 , { TYPE_ISAMPLER2D , TYPE_VEC3 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " lod " } , TAG_GLOBAL , true } ,
{ " textureProjLod " , TYPE_IVEC4 , { TYPE_ISAMPLER2D , TYPE_VEC4 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " lod " } , TAG_GLOBAL , true } ,
{ " textureProjLod " , TYPE_UVEC4 , { TYPE_USAMPLER2D , TYPE_VEC3 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " lod " } , TAG_GLOBAL , true } ,
{ " textureProjLod " , TYPE_UVEC4 , { TYPE_USAMPLER2D , TYPE_VEC4 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " lod " } , TAG_GLOBAL , true } ,
{ " textureProjLod " , TYPE_VEC4 , { TYPE_SAMPLER3D , TYPE_VEC4 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " lod " } , TAG_GLOBAL , true } ,
{ " textureProjLod " , TYPE_IVEC4 , { TYPE_ISAMPLER3D , TYPE_VEC4 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " lod " } , TAG_GLOBAL , true } ,
{ " textureProjLod " , TYPE_UVEC4 , { TYPE_USAMPLER3D , TYPE_VEC4 , TYPE_FLOAT , TYPE_VOID } , { " sampler " , " coords " , " lod " } , TAG_GLOBAL , true } ,
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// textureGrad
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{ " textureGrad " , TYPE_VEC4 , { TYPE_SAMPLER2D , TYPE_VEC2 , TYPE_VEC2 , TYPE_VEC2 , TYPE_VOID } , { " sampler " , " coords " , " dPdx " , " dPdy " } , TAG_GLOBAL , true } ,
{ " textureGrad " , TYPE_IVEC4 , { TYPE_ISAMPLER2D , TYPE_VEC2 , TYPE_VEC2 , TYPE_VEC2 , TYPE_VOID } , { " sampler " , " coords " , " dPdx " , " dPdy " } , TAG_GLOBAL , true } ,
{ " textureGrad " , TYPE_UVEC4 , { TYPE_USAMPLER2D , TYPE_VEC2 , TYPE_VEC2 , TYPE_VEC2 , TYPE_VOID } , { " sampler " , " coords " , " dPdx " , " dPdy " } , TAG_GLOBAL , true } ,
{ " textureGrad " , TYPE_VEC4 , { TYPE_SAMPLER2DARRAY , TYPE_VEC3 , TYPE_VEC2 , TYPE_VEC2 , TYPE_VOID } , { " sampler " , " coords " , " dPdx " , " dPdy " } , TAG_GLOBAL , true } ,
{ " textureGrad " , TYPE_IVEC4 , { TYPE_ISAMPLER2DARRAY , TYPE_VEC3 , TYPE_VEC2 , TYPE_VEC2 , TYPE_VOID } , { " sampler " , " coords " , " dPdx " , " dPdy " } , TAG_GLOBAL , true } ,
{ " textureGrad " , TYPE_UVEC4 , { TYPE_USAMPLER2DARRAY , TYPE_VEC3 , TYPE_VEC2 , TYPE_VEC2 , TYPE_VOID } , { " sampler " , " coords " , " dPdx " , " dPdy " } , TAG_GLOBAL , true } ,
{ " textureGrad " , TYPE_VEC4 , { TYPE_SAMPLER3D , TYPE_VEC3 , TYPE_VEC3 , TYPE_VEC3 , TYPE_VOID } , { " sampler " , " coords " , " dPdx " , " dPdy " } , TAG_GLOBAL , true } ,
{ " textureGrad " , TYPE_IVEC4 , { TYPE_ISAMPLER3D , TYPE_VEC3 , TYPE_VEC3 , TYPE_VEC3 , TYPE_VOID } , { " sampler " , " coords " , " dPdx " , " dPdy " } , TAG_GLOBAL , true } ,
{ " textureGrad " , TYPE_UVEC4 , { TYPE_USAMPLER3D , TYPE_VEC3 , TYPE_VEC3 , TYPE_VEC3 , TYPE_VOID } , { " sampler " , " coords " , " dPdx " , " dPdy " } , TAG_GLOBAL , true } ,
{ " textureGrad " , TYPE_VEC4 , { TYPE_SAMPLERCUBE , TYPE_VEC3 , TYPE_VEC3 , TYPE_VEC3 , TYPE_VOID } , { " sampler " , " coords " , " dPdx " , " dPdy " } , TAG_GLOBAL , true } ,
{ " textureGrad " , TYPE_VEC4 , { TYPE_SAMPLERCUBEARRAY , TYPE_VEC4 , TYPE_VEC3 , TYPE_VEC3 , TYPE_VOID } , { " sampler " , " coords " , " dPdx " , " dPdy " } , TAG_GLOBAL , true } ,
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// textureGather
{ " textureGather " , TYPE_VEC4 , { TYPE_SAMPLER2D , TYPE_VEC2 , TYPE_VOID } , { " sampler " , " coords " } , TAG_GLOBAL , true } ,
{ " textureGather " , TYPE_IVEC4 , { TYPE_ISAMPLER2D , TYPE_VEC2 , TYPE_VOID } , { " sampler " , " coords " } , TAG_GLOBAL , true } ,
{ " textureGather " , TYPE_UVEC4 , { TYPE_USAMPLER2D , TYPE_VEC2 , TYPE_VOID } , { " sampler " , " coords " } , TAG_GLOBAL , true } ,
{ " textureGather " , TYPE_VEC4 , { TYPE_SAMPLER2D , TYPE_VEC2 , TYPE_INT , TYPE_VOID } , { " sampler " , " coords " , " comp " } , TAG_GLOBAL , true } ,
{ " textureGather " , TYPE_IVEC4 , { TYPE_ISAMPLER2D , TYPE_VEC2 , TYPE_INT , TYPE_VOID } , { " sampler " , " coords " , " comp " } , TAG_GLOBAL , true } ,
{ " textureGather " , TYPE_UVEC4 , { TYPE_USAMPLER2D , TYPE_VEC2 , TYPE_INT , TYPE_VOID } , { " sampler " , " coords " , " comp " } , TAG_GLOBAL , true } ,
{ " textureGather " , TYPE_VEC4 , { TYPE_SAMPLER2DARRAY , TYPE_VEC3 , TYPE_VOID } , { " sampler " , " coords " } , TAG_GLOBAL , true } ,
{ " textureGather " , TYPE_IVEC4 , { TYPE_ISAMPLER2DARRAY , TYPE_VEC3 , TYPE_VOID } , { " sampler " , " coords " } , TAG_GLOBAL , true } ,
{ " textureGather " , TYPE_UVEC4 , { TYPE_USAMPLER2DARRAY , TYPE_VEC3 , TYPE_VOID } , { " sampler " , " coords " } , TAG_GLOBAL , true } ,
{ " textureGather " , TYPE_VEC4 , { TYPE_SAMPLER2DARRAY , TYPE_VEC3 , TYPE_INT , TYPE_VOID } , { " sampler " , " coords " , " comp " } , TAG_GLOBAL , true } ,
{ " textureGather " , TYPE_IVEC4 , { TYPE_ISAMPLER2DARRAY , TYPE_VEC3 , TYPE_INT , TYPE_VOID } , { " sampler " , " coords " , " comp " } , TAG_GLOBAL , true } ,
{ " textureGather " , TYPE_UVEC4 , { TYPE_USAMPLER2DARRAY , TYPE_VEC3 , TYPE_INT , TYPE_VOID } , { " sampler " , " coords " , " comp " } , TAG_GLOBAL , true } ,
{ " textureGather " , TYPE_VEC4 , { TYPE_SAMPLERCUBE , TYPE_VEC3 , TYPE_VOID } , { " sampler " , " coords " } , TAG_GLOBAL , true } ,
{ " textureGather " , TYPE_VEC4 , { TYPE_SAMPLERCUBE , TYPE_VEC3 , TYPE_INT , TYPE_VOID } , { " sampler " , " coords " , " comp " } , TAG_GLOBAL , true } ,
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// dFdx
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{ " dFdx " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_VOID } , { " p " } , TAG_GLOBAL , true } ,
{ " dFdx " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VOID } , { " p " } , TAG_GLOBAL , true } ,
{ " dFdx " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VOID } , { " p " } , TAG_GLOBAL , true } ,
{ " dFdx " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VOID } , { " p " } , TAG_GLOBAL , true } ,
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// dFdy
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{ " dFdy " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_VOID } , { " p " } , TAG_GLOBAL , true } ,
{ " dFdy " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VOID } , { " p " } , TAG_GLOBAL , true } ,
{ " dFdy " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VOID } , { " p " } , TAG_GLOBAL , true } ,
{ " dFdy " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VOID } , { " p " } , TAG_GLOBAL , true } ,
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// fwidth
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{ " fwidth " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_VOID } , { " p " } , TAG_GLOBAL , true } ,
{ " fwidth " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VOID } , { " p " } , TAG_GLOBAL , true } ,
{ " fwidth " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VOID } , { " p " } , TAG_GLOBAL , true } ,
{ " fwidth " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VOID } , { " p " } , TAG_GLOBAL , true } ,
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// Sub-functions.
// array
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{ " length " , TYPE_INT , { TYPE_VOID } , { " " } , TAG_ARRAY , true } ,
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// Modern functions.
// fma
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{ " fma " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_FLOAT , TYPE_FLOAT , TYPE_VOID } , { " a " , " b " , " c " } , TAG_GLOBAL , false } ,
{ " fma " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_VEC2 , TYPE_VEC2 , TYPE_VOID } , { " a " , " b " , " c " } , TAG_GLOBAL , false } ,
{ " fma " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_VEC3 , TYPE_VEC3 , TYPE_VOID } , { " a " , " b " , " c " } , TAG_GLOBAL , false } ,
{ " fma " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_VEC4 , TYPE_VEC4 , TYPE_VOID } , { " a " , " b " , " c " } , TAG_GLOBAL , false } ,
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// Packing/Unpacking functions.
{ " packHalf2x16 " , TYPE_UINT , { TYPE_VEC2 , TYPE_VOID } , { " v " } , TAG_GLOBAL , true } ,
{ " packUnorm2x16 " , TYPE_UINT , { TYPE_VEC2 , TYPE_VOID } , { " v " } , TAG_GLOBAL , true } ,
{ " packSnorm2x16 " , TYPE_UINT , { TYPE_VEC2 , TYPE_VOID } , { " v " } , TAG_GLOBAL , true } ,
{ " packUnorm4x8 " , TYPE_UINT , { TYPE_VEC4 , TYPE_VOID } , { " v " } , TAG_GLOBAL , true } ,
{ " packSnorm4x8 " , TYPE_UINT , { TYPE_VEC4 , TYPE_VOID } , { " v " } , TAG_GLOBAL , true } ,
{ " unpackHalf2x16 " , TYPE_VEC2 , { TYPE_UINT , TYPE_VOID } , { " v " } , TAG_GLOBAL , true } ,
{ " unpackUnorm2x16 " , TYPE_VEC2 , { TYPE_UINT , TYPE_VOID } , { " v " } , TAG_GLOBAL , true } ,
{ " unpackSnorm2x16 " , TYPE_VEC2 , { TYPE_UINT , TYPE_VOID } , { " v " } , TAG_GLOBAL , true } ,
{ " unpackUnorm4x8 " , TYPE_VEC4 , { TYPE_UINT , TYPE_VOID } , { " v " } , TAG_GLOBAL , true } ,
{ " unpackSnorm4x8 " , TYPE_VEC4 , { TYPE_UINT , TYPE_VOID } , { " v " } , TAG_GLOBAL , true } ,
// bitfieldExtract
{ " bitfieldExtract " , TYPE_INT , { TYPE_INT , TYPE_INT , TYPE_INT , TYPE_VOID } , { " value " , " offset " , " bits " } , TAG_GLOBAL , true } ,
{ " bitfieldExtract " , TYPE_IVEC2 , { TYPE_IVEC2 , TYPE_INT , TYPE_INT , TYPE_VOID } , { " value " , " offset " , " bits " } , TAG_GLOBAL , true } ,
{ " bitfieldExtract " , TYPE_IVEC3 , { TYPE_IVEC3 , TYPE_INT , TYPE_INT , TYPE_VOID } , { " value " , " offset " , " bits " } , TAG_GLOBAL , true } ,
{ " bitfieldExtract " , TYPE_IVEC4 , { TYPE_IVEC4 , TYPE_INT , TYPE_INT , TYPE_VOID } , { " value " , " offset " , " bits " } , TAG_GLOBAL , true } ,
{ " bitfieldExtract " , TYPE_UINT , { TYPE_UINT , TYPE_INT , TYPE_INT , TYPE_VOID } , { " value " , " offset " , " bits " } , TAG_GLOBAL , true } ,
{ " bitfieldExtract " , TYPE_UVEC2 , { TYPE_UVEC2 , TYPE_INT , TYPE_INT , TYPE_VOID } , { " value " , " offset " , " bits " } , TAG_GLOBAL , true } ,
{ " bitfieldExtract " , TYPE_UVEC3 , { TYPE_UVEC3 , TYPE_INT , TYPE_INT , TYPE_VOID } , { " value " , " offset " , " bits " } , TAG_GLOBAL , true } ,
{ " bitfieldExtract " , TYPE_UVEC4 , { TYPE_UVEC4 , TYPE_INT , TYPE_INT , TYPE_VOID } , { " value " , " offset " , " bits " } , TAG_GLOBAL , true } ,
// bitfieldInsert
{ " bitfieldInsert " , TYPE_INT , { TYPE_INT , TYPE_INT , TYPE_INT , TYPE_INT , TYPE_VOID } , { " base " , " insert " , " offset " , " bits " } , TAG_GLOBAL , true } ,
{ " bitfieldInsert " , TYPE_IVEC2 , { TYPE_IVEC2 , TYPE_IVEC2 , TYPE_INT , TYPE_INT , TYPE_VOID } , { " base " , " insert " , " offset " , " bits " } , TAG_GLOBAL , true } ,
{ " bitfieldInsert " , TYPE_IVEC3 , { TYPE_IVEC3 , TYPE_IVEC3 , TYPE_INT , TYPE_INT , TYPE_VOID } , { " base " , " insert " , " offset " , " bits " } , TAG_GLOBAL , true } ,
{ " bitfieldInsert " , TYPE_IVEC4 , { TYPE_IVEC4 , TYPE_IVEC4 , TYPE_INT , TYPE_INT , TYPE_VOID } , { " base " , " insert " , " offset " , " bits " } , TAG_GLOBAL , true } ,
{ " bitfieldInsert " , TYPE_UINT , { TYPE_UINT , TYPE_UINT , TYPE_INT , TYPE_INT , TYPE_VOID } , { " base " , " insert " , " offset " , " bits " } , TAG_GLOBAL , true } ,
{ " bitfieldInsert " , TYPE_UVEC2 , { TYPE_UVEC2 , TYPE_UVEC2 , TYPE_INT , TYPE_INT , TYPE_VOID } , { " base " , " insert " , " offset " , " bits " } , TAG_GLOBAL , true } ,
{ " bitfieldInsert " , TYPE_UVEC3 , { TYPE_UVEC3 , TYPE_UVEC3 , TYPE_INT , TYPE_INT , TYPE_VOID } , { " base " , " insert " , " offset " , " bits " } , TAG_GLOBAL , true } ,
{ " bitfieldInsert " , TYPE_UVEC4 , { TYPE_UVEC4 , TYPE_UVEC4 , TYPE_INT , TYPE_INT , TYPE_VOID } , { " base " , " insert " , " offset " , " bits " } , TAG_GLOBAL , true } ,
// bitfieldReverse
{ " bitfieldReverse " , TYPE_INT , { TYPE_INT , TYPE_VOID } , { " value " } , TAG_GLOBAL , true } ,
{ " bitfieldReverse " , TYPE_IVEC2 , { TYPE_IVEC2 , TYPE_VOID } , { " value " } , TAG_GLOBAL , true } ,
{ " bitfieldReverse " , TYPE_IVEC3 , { TYPE_IVEC3 , TYPE_VOID } , { " value " } , TAG_GLOBAL , true } ,
{ " bitfieldReverse " , TYPE_IVEC4 , { TYPE_IVEC4 , TYPE_VOID } , { " value " } , TAG_GLOBAL , true } ,
{ " bitfieldReverse " , TYPE_UINT , { TYPE_UINT , TYPE_VOID } , { " value " } , TAG_GLOBAL , true } ,
{ " bitfieldReverse " , TYPE_UVEC2 , { TYPE_UVEC2 , TYPE_VOID } , { " value " } , TAG_GLOBAL , true } ,
{ " bitfieldReverse " , TYPE_UVEC3 , { TYPE_UVEC3 , TYPE_VOID } , { " value " } , TAG_GLOBAL , true } ,
{ " bitfieldReverse " , TYPE_UVEC4 , { TYPE_UVEC4 , TYPE_VOID } , { " value " } , TAG_GLOBAL , true } ,
// bitCount
{ " bitCount " , TYPE_INT , { TYPE_INT , TYPE_VOID } , { " value " } , TAG_GLOBAL , true } ,
{ " bitCount " , TYPE_IVEC2 , { TYPE_IVEC2 , TYPE_VOID } , { " value " } , TAG_GLOBAL , true } ,
{ " bitCount " , TYPE_IVEC3 , { TYPE_IVEC3 , TYPE_VOID } , { " value " } , TAG_GLOBAL , true } ,
{ " bitCount " , TYPE_IVEC4 , { TYPE_IVEC4 , TYPE_VOID } , { " value " } , TAG_GLOBAL , true } ,
{ " bitCount " , TYPE_UINT , { TYPE_UINT , TYPE_VOID } , { " value " } , TAG_GLOBAL , true } ,
{ " bitCount " , TYPE_UVEC2 , { TYPE_UVEC2 , TYPE_VOID } , { " value " } , TAG_GLOBAL , true } ,
{ " bitCount " , TYPE_UVEC3 , { TYPE_UVEC3 , TYPE_VOID } , { " value " } , TAG_GLOBAL , true } ,
{ " bitCount " , TYPE_UVEC4 , { TYPE_UVEC4 , TYPE_VOID } , { " value " } , TAG_GLOBAL , true } ,
// findLSB
{ " findLSB " , TYPE_INT , { TYPE_INT , TYPE_VOID } , { " value " } , TAG_GLOBAL , true } ,
{ " findLSB " , TYPE_IVEC2 , { TYPE_IVEC2 , TYPE_VOID } , { " value " } , TAG_GLOBAL , true } ,
{ " findLSB " , TYPE_IVEC3 , { TYPE_IVEC3 , TYPE_VOID } , { " value " } , TAG_GLOBAL , true } ,
{ " findLSB " , TYPE_IVEC4 , { TYPE_IVEC4 , TYPE_VOID } , { " value " } , TAG_GLOBAL , true } ,
{ " findLSB " , TYPE_UINT , { TYPE_UINT , TYPE_VOID } , { " value " } , TAG_GLOBAL , true } ,
{ " findLSB " , TYPE_UVEC2 , { TYPE_UVEC2 , TYPE_VOID } , { " value " } , TAG_GLOBAL , true } ,
{ " findLSB " , TYPE_UVEC3 , { TYPE_UVEC3 , TYPE_VOID } , { " value " } , TAG_GLOBAL , true } ,
{ " findLSB " , TYPE_UVEC4 , { TYPE_UVEC4 , TYPE_VOID } , { " value " } , TAG_GLOBAL , true } ,
// findMSB
{ " findMSB " , TYPE_INT , { TYPE_INT , TYPE_VOID } , { " value " } , TAG_GLOBAL , true } ,
{ " findMSB " , TYPE_IVEC2 , { TYPE_IVEC2 , TYPE_VOID } , { " value " } , TAG_GLOBAL , true } ,
{ " findMSB " , TYPE_IVEC3 , { TYPE_IVEC3 , TYPE_VOID } , { " value " } , TAG_GLOBAL , true } ,
{ " findMSB " , TYPE_IVEC4 , { TYPE_IVEC4 , TYPE_VOID } , { " value " } , TAG_GLOBAL , true } ,
{ " findMSB " , TYPE_UINT , { TYPE_UINT , TYPE_VOID } , { " value " } , TAG_GLOBAL , true } ,
{ " findMSB " , TYPE_UVEC2 , { TYPE_UVEC2 , TYPE_VOID } , { " value " } , TAG_GLOBAL , true } ,
{ " findMSB " , TYPE_UVEC3 , { TYPE_UVEC3 , TYPE_VOID } , { " value " } , TAG_GLOBAL , true } ,
{ " findMSB " , TYPE_UVEC4 , { TYPE_UVEC4 , TYPE_VOID } , { " value " } , TAG_GLOBAL , true } ,
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// umulExtended
{ " umulExtended " , TYPE_VOID , { TYPE_UINT , TYPE_UINT , TYPE_UINT , TYPE_UINT , TYPE_VOID } , { " x " , " y " , " msb " , " lsb " } , TAG_GLOBAL , true } ,
{ " umulExtended " , TYPE_VOID , { TYPE_UVEC2 , TYPE_UVEC2 , TYPE_UVEC2 , TYPE_UVEC2 , TYPE_VOID } , { " x " , " y " , " msb " , " lsb " } , TAG_GLOBAL , true } ,
{ " umulExtended " , TYPE_VOID , { TYPE_UVEC3 , TYPE_UVEC3 , TYPE_UVEC3 , TYPE_UVEC3 , TYPE_VOID } , { " x " , " y " , " msb " , " lsb " } , TAG_GLOBAL , true } ,
{ " umulExtended " , TYPE_VOID , { TYPE_UVEC4 , TYPE_UVEC4 , TYPE_UVEC4 , TYPE_UVEC4 , TYPE_VOID } , { " x " , " y " , " msb " , " lsb " } , TAG_GLOBAL , true } ,
// imulExtended
{ " imulExtended " , TYPE_VOID , { TYPE_INT , TYPE_INT , TYPE_INT , TYPE_INT , TYPE_VOID } , { " x " , " y " , " msb " , " lsb " } , TAG_GLOBAL , true } ,
{ " imulExtended " , TYPE_VOID , { TYPE_IVEC2 , TYPE_IVEC2 , TYPE_IVEC2 , TYPE_IVEC2 , TYPE_VOID } , { " x " , " y " , " msb " , " lsb " } , TAG_GLOBAL , true } ,
{ " imulExtended " , TYPE_VOID , { TYPE_IVEC3 , TYPE_IVEC3 , TYPE_IVEC3 , TYPE_IVEC3 , TYPE_VOID } , { " x " , " y " , " msb " , " lsb " } , TAG_GLOBAL , true } ,
{ " imulExtended " , TYPE_VOID , { TYPE_IVEC4 , TYPE_IVEC4 , TYPE_IVEC4 , TYPE_IVEC4 , TYPE_VOID } , { " x " , " y " , " msb " , " lsb " } , TAG_GLOBAL , true } ,
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// uaddCarry
{ " uaddCarry " , TYPE_UINT , { TYPE_UINT , TYPE_UINT , TYPE_UINT , TYPE_VOID } , { " x " , " y " , " carry " } , TAG_GLOBAL , true } ,
{ " uaddCarry " , TYPE_UVEC2 , { TYPE_UVEC2 , TYPE_UVEC2 , TYPE_UVEC2 , TYPE_VOID } , { " x " , " y " , " carry " } , TAG_GLOBAL , true } ,
{ " uaddCarry " , TYPE_UVEC3 , { TYPE_UVEC3 , TYPE_UVEC3 , TYPE_UVEC3 , TYPE_VOID } , { " x " , " y " , " carry " } , TAG_GLOBAL , true } ,
{ " uaddCarry " , TYPE_UVEC4 , { TYPE_UVEC4 , TYPE_UVEC4 , TYPE_UVEC4 , TYPE_VOID } , { " x " , " y " , " carry " } , TAG_GLOBAL , true } ,
// usubBorrow
{ " usubBorrow " , TYPE_UINT , { TYPE_UINT , TYPE_UINT , TYPE_UINT , TYPE_VOID } , { " x " , " y " , " borrow " } , TAG_GLOBAL , true } ,
{ " usubBorrow " , TYPE_UVEC2 , { TYPE_UVEC2 , TYPE_UVEC2 , TYPE_UVEC2 , TYPE_VOID } , { " x " , " y " , " borrow " } , TAG_GLOBAL , true } ,
{ " usubBorrow " , TYPE_UVEC3 , { TYPE_UVEC3 , TYPE_UVEC3 , TYPE_UVEC3 , TYPE_VOID } , { " x " , " y " , " borrow " } , TAG_GLOBAL , true } ,
{ " usubBorrow " , TYPE_UVEC4 , { TYPE_UVEC4 , TYPE_UVEC4 , TYPE_UVEC4 , TYPE_VOID } , { " x " , " y " , " borrow " } , TAG_GLOBAL , true } ,
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// ldexp
{ " ldexp " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_INT , TYPE_VOID } , { " x " , " exp " } , TAG_GLOBAL , true } ,
{ " ldexp " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_IVEC2 , TYPE_VOID } , { " x " , " exp " } , TAG_GLOBAL , true } ,
{ " ldexp " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_IVEC3 , TYPE_VOID } , { " x " , " exp " } , TAG_GLOBAL , true } ,
{ " ldexp " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_IVEC4 , TYPE_VOID } , { " x " , " exp " } , TAG_GLOBAL , true } ,
// frexp
{ " frexp " , TYPE_FLOAT , { TYPE_FLOAT , TYPE_INT , TYPE_VOID } , { " x " , " exp " } , TAG_GLOBAL , true } ,
{ " frexp " , TYPE_VEC2 , { TYPE_VEC2 , TYPE_IVEC2 , TYPE_VOID } , { " x " , " exp " } , TAG_GLOBAL , true } ,
{ " frexp " , TYPE_VEC3 , { TYPE_VEC3 , TYPE_IVEC3 , TYPE_VOID } , { " x " , " exp " } , TAG_GLOBAL , true } ,
{ " frexp " , TYPE_VEC4 , { TYPE_VEC4 , TYPE_IVEC4 , TYPE_VOID } , { " x " , " exp " } , TAG_GLOBAL , true } ,
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{ nullptr , TYPE_VOID , { TYPE_VOID } , { " " } , TAG_GLOBAL , false }
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} ;
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const ShaderLanguage : : BuiltinFuncOutArgs ShaderLanguage : : builtin_func_out_args [ ] = {
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{ " modf " , { 1 , - 1 } } ,
{ " umulExtended " , { 2 , 3 } } ,
{ " imulExtended " , { 2 , 3 } } ,
{ " uaddCarry " , { 2 , - 1 } } ,
{ " usubBorrow " , { 2 , - 1 } } ,
{ " ldexp " , { 1 , - 1 } } ,
{ " frexp " , { 1 , - 1 } } ,
{ nullptr , { 0 , - 1 } }
} ;
const ShaderLanguage : : BuiltinFuncConstArgs ShaderLanguage : : builtin_func_const_args [ ] = {
{ " textureGather " , 2 , 0 , 3 } ,
{ nullptr , 0 , 0 , 0 }
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} ;
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bool ShaderLanguage : : is_const_suffix_lut_initialized = false ;
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bool ShaderLanguage : : _validate_function_call ( BlockNode * p_block , const FunctionInfo & p_function_info , OperatorNode * p_func , DataType * r_ret_type , StringName * r_ret_type_str ) {
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ERR_FAIL_COND_V ( p_func - > op ! = OP_CALL & & p_func - > op ! = OP_CONSTRUCT , false ) ;
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Vector < DataType > args ;
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Vector < StringName > args2 ;
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Vector < int > args3 ;
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ERR_FAIL_COND_V ( p_func - > arguments [ 0 ] - > type ! = Node : : TYPE_VARIABLE , false ) ;
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StringName name = static_cast < VariableNode * > ( p_func - > arguments [ 0 ] ) - > name . operator String ( ) ;
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for ( int i = 1 ; i < p_func - > arguments . size ( ) ; i + + ) {
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args . push_back ( p_func - > arguments [ i ] - > get_datatype ( ) ) ;
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args2 . push_back ( p_func - > arguments [ i ] - > get_datatype_name ( ) ) ;
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args3 . push_back ( p_func - > arguments [ i ] - > get_array_size ( ) ) ;
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}
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int argcount = args . size ( ) ;
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if ( p_function_info . stage_functions . has ( name ) ) {
//stage based function
const StageFunctionInfo & sf = p_function_info . stage_functions [ name ] ;
if ( argcount ! = sf . arguments . size ( ) ) {
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_set_error ( vformat ( RTR ( " Invalid number of arguments when calling stage function '%s', which expects %d arguments. " ) , String ( name ) , sf . arguments . size ( ) ) ) ;
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return false ;
}
//validate arguments
for ( int i = 0 ; i < argcount ; i + + ) {
if ( args [ i ] ! = sf . arguments [ i ] . type ) {
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_set_error ( vformat ( RTR ( " Invalid argument type when calling stage function '%s', type expected is '%s'. " ) , String ( name ) , get_datatype_name ( sf . arguments [ i ] . type ) ) ) ;
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return false ;
}
}
if ( r_ret_type ) {
* r_ret_type = sf . return_type ;
}
if ( r_ret_type_str ) {
* r_ret_type_str = " " ;
}
return true ;
}
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bool failed_builtin = false ;
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bool unsupported_builtin = false ;
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int builtin_idx = 0 ;
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if ( argcount < = 4 ) {
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// test builtins
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int idx = 0 ;
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while ( builtin_func_defs [ idx ] . name ) {
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if ( completion_class ! = builtin_func_defs [ idx ] . tag ) {
idx + + ;
continue ;
}
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if ( name = = builtin_func_defs [ idx ] . name ) {
failed_builtin = true ;
bool fail = false ;
for ( int i = 0 ; i < argcount ; i + + ) {
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if ( p_func - > arguments [ i + 1 ] - > type = = Node : : TYPE_ARRAY ) {
const ArrayNode * anode = static_cast < const ArrayNode * > ( p_func - > arguments [ i + 1 ] ) ;
if ( anode - > call_expression = = nullptr & & ! anode - > is_indexed ( ) ) {
fail = true ;
break ;
}
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}
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if ( get_scalar_type ( args [ i ] ) = = args [ i ] & & p_func - > arguments [ i + 1 ] - > type = = Node : : TYPE_CONSTANT & & convert_constant ( static_cast < ConstantNode * > ( p_func - > arguments [ i + 1 ] ) , builtin_func_defs [ idx ] . args [ i ] ) ) {
//all good, but needs implicit conversion later
} else if ( args [ i ] ! = builtin_func_defs [ idx ] . args [ i ] ) {
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fail = true ;
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break ;
}
}
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if ( ! fail ) {
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if ( RenderingServer : : get_singleton ( ) - > is_low_end ( ) ) {
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if ( builtin_func_defs [ idx ] . high_end ) {
fail = true ;
unsupported_builtin = true ;
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builtin_idx = idx ;
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}
}
}
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if ( ! fail & & argcount < 4 & & builtin_func_defs [ idx ] . args [ argcount ] ! = TYPE_VOID ) {
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fail = true ; //make sure the number of arguments matches
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}
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if ( ! fail ) {
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{
int constarg_idx = 0 ;
while ( builtin_func_const_args [ constarg_idx ] . name ) {
if ( String ( name ) = = builtin_func_const_args [ constarg_idx ] . name ) {
int arg = builtin_func_const_args [ constarg_idx ] . arg + 1 ;
if ( p_func - > arguments . size ( ) < = arg ) {
break ;
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}
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int min = builtin_func_const_args [ constarg_idx ] . min ;
int max = builtin_func_const_args [ constarg_idx ] . max ;
bool error = false ;
if ( p_func - > arguments [ arg ] - > type = = Node : : TYPE_VARIABLE ) {
const VariableNode * vn = ( VariableNode * ) p_func - > arguments [ arg ] ;
bool is_const = false ;
ConstantNode : : Value value ;
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value . sint = - 1 ;
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_find_identifier ( p_block , false , p_function_info , vn - > name , nullptr , nullptr , & is_const , nullptr , nullptr , & value ) ;
if ( ! is_const | | value . sint < min | | value . sint > max ) {
error = true ;
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}
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} else {
if ( p_func - > arguments [ arg ] - > type = = Node : : TYPE_CONSTANT ) {
ConstantNode * cn = ( ConstantNode * ) p_func - > arguments [ arg ] ;
if ( cn - > get_datatype ( ) = = TYPE_INT & & cn - > values . size ( ) = = 1 ) {
int value = cn - > values [ 0 ] . sint ;
if ( value < min | | value > max ) {
error = true ;
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}
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} else {
error = true ;
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}
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} else {
error = true ;
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}
}
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if ( error ) {
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_set_error ( vformat ( RTR ( " Expected integer constant within [%d..%d] range. " ) , min , max ) ) ;
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return false ;
}
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}
constarg_idx + + ;
}
}
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//make sure its not an out argument used in the wrong way
int outarg_idx = 0 ;
while ( builtin_func_out_args [ outarg_idx ] . name ) {
if ( String ( name ) = = builtin_func_out_args [ outarg_idx ] . name ) {
for ( int arg = 0 ; arg < BuiltinFuncOutArgs : : MAX_ARGS ; arg + + ) {
int arg_idx = builtin_func_out_args [ outarg_idx ] . arguments [ arg ] ;
if ( arg_idx = = - 1 ) {
break ;
}
if ( arg_idx < argcount ) {
if ( p_func - > arguments [ arg_idx + 1 ] - > type ! = Node : : TYPE_VARIABLE & & p_func - > arguments [ arg_idx + 1 ] - > type ! = Node : : TYPE_MEMBER & & p_func - > arguments [ arg_idx + 1 ] - > type ! = Node : : TYPE_ARRAY ) {
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_set_error ( vformat ( RTR ( " Argument %d of function '%s' is not a variable, array, or member. " ) , arg_idx + 1 , String ( name ) ) ) ;
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return false ;
}
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if ( p_func - > arguments [ arg_idx + 1 ] - > type = = Node : : TYPE_ARRAY ) {
ArrayNode * mn = static_cast < ArrayNode * > ( p_func - > arguments [ arg_idx + 1 ] ) ;
if ( mn - > is_const ) {
fail = true ;
}
} else if ( p_func - > arguments [ arg_idx + 1 ] - > type = = Node : : TYPE_MEMBER ) {
MemberNode * mn = static_cast < MemberNode * > ( p_func - > arguments [ arg_idx + 1 ] ) ;
if ( mn - > basetype_const ) {
fail = true ;
}
} else { // TYPE_VARIABLE
VariableNode * vn = static_cast < VariableNode * > ( p_func - > arguments [ arg_idx + 1 ] ) ;
if ( vn - > is_const ) {
fail = true ;
} else {
StringName varname = vn - > name ;
if ( shader - > uniforms . has ( varname ) ) {
fail = true ;
} else {
if ( shader - > varyings . has ( varname ) ) {
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_set_error ( vformat ( RTR ( " Varyings cannot be passed for the '%s' parameter. " ) , " out " ) ) ;
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return false ;
}
if ( p_function_info . built_ins . has ( varname ) ) {
BuiltInInfo info = p_function_info . built_ins [ varname ] ;
if ( info . constant ) {
fail = true ;
}
}
}
}
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}
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if ( fail ) {
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_set_error ( vformat ( RTR ( " A constant value cannot be passed for the '%s' parameter. " ) , " out " ) ) ;
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return false ;
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}
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StringName var_name ;
if ( p_func - > arguments [ arg_idx + 1 ] - > type = = Node : : TYPE_ARRAY ) {
var_name = static_cast < const ArrayNode * > ( p_func - > arguments [ arg_idx + 1 ] ) - > name ;
} else if ( p_func - > arguments [ arg_idx + 1 ] - > type = = Node : : TYPE_MEMBER ) {
Node * n = static_cast < const MemberNode * > ( p_func - > arguments [ arg_idx + 1 ] ) - > owner ;
while ( n - > type = = Node : : TYPE_MEMBER ) {
n = static_cast < const MemberNode * > ( n ) - > owner ;
}
if ( n - > type ! = Node : : TYPE_VARIABLE & & n - > type ! = Node : : TYPE_ARRAY ) {
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_set_error ( vformat ( RTR ( " Argument %d of function '%s' is not a variable, array, or member. " ) , arg_idx + 1 , String ( name ) ) ) ;
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return false ;
}
if ( n - > type = = Node : : TYPE_VARIABLE ) {
var_name = static_cast < const VariableNode * > ( n ) - > name ;
} else { // TYPE_ARRAY
var_name = static_cast < const ArrayNode * > ( n ) - > name ;
}
} else { // TYPE_VARIABLE
var_name = static_cast < const VariableNode * > ( p_func - > arguments [ arg_idx + 1 ] ) - > name ;
}
const BlockNode * b = p_block ;
bool valid = false ;
while ( b ) {
if ( b - > variables . has ( var_name ) | | p_function_info . built_ins . has ( var_name ) ) {
valid = true ;
break ;
}
if ( b - > parent_function ) {
for ( int i = 0 ; i < b - > parent_function - > arguments . size ( ) ; i + + ) {
if ( b - > parent_function - > arguments [ i ] . name = = var_name ) {
valid = true ;
break ;
}
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}
}
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b = b - > parent_block ;
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}
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if ( ! valid ) {
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_set_error ( vformat ( RTR ( " Argument %d of function '%s' can only take a local variable, array, or member. " ) , arg_idx + 1 , String ( name ) ) ) ;
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return false ;
}
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}
}
}
outarg_idx + + ;
}
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//implicitly convert values if possible
for ( int i = 0 ; i < argcount ; i + + ) {
if ( get_scalar_type ( args [ i ] ) ! = args [ i ] | | args [ i ] = = builtin_func_defs [ idx ] . args [ i ] | | p_func - > arguments [ i + 1 ] - > type ! = Node : : TYPE_CONSTANT ) {
//can't do implicit conversion here
continue ;
}
//this is an implicit conversion
ConstantNode * constant = static_cast < ConstantNode * > ( p_func - > arguments [ i + 1 ] ) ;
ConstantNode * conversion = alloc_node < ConstantNode > ( ) ;
conversion - > datatype = builtin_func_defs [ idx ] . args [ i ] ;
conversion - > values . resize ( 1 ) ;
convert_constant ( constant , builtin_func_defs [ idx ] . args [ i ] , conversion - > values . ptrw ( ) ) ;
p_func - > arguments . write [ i + 1 ] = conversion ;
}
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if ( r_ret_type ) {
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* r_ret_type = builtin_func_defs [ idx ] . rettype ;
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}
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return true ;
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}
}
idx + + ;
}
}
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if ( unsupported_builtin ) {
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String arglist = " " ;
for ( int i = 0 ; i < argcount ; i + + ) {
if ( i > 0 ) {
arglist + = " , " ;
}
arglist + = get_datatype_name ( builtin_func_defs [ builtin_idx ] . args [ i ] ) ;
}
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_set_error ( vformat ( RTR ( " Built-in function \" %s(%s) \" is only supported on high-end platforms. " ) , String ( name ) , arglist ) ) ;
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return false ;
}
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if ( failed_builtin ) {
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String arg_list ;
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for ( int i = 0 ; i < argcount ; i + + ) {
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if ( i > 0 ) {
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arg_list + = " , " ;
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}
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String arg_name ;
if ( args [ i ] = = TYPE_STRUCT ) {
arg_name = args2 [ i ] ;
} else {
arg_name = get_datatype_name ( args [ i ] ) ;
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}
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if ( args3 [ i ] > 0 ) {
arg_name + = " [ " ;
arg_name + = itos ( args3 [ i ] ) ;
arg_name + = " ] " ;
}
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arg_list + = arg_name ;
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}
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_set_error ( vformat ( RTR ( " Invalid arguments for the built-in function: \" %s(%s) \" . " ) , String ( name ) , arg_list ) ) ;
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return false ;
}
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// try existing functions..
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StringName exclude_function ;
BlockNode * block = p_block ;
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2017-03-05 15:44:50 +00:00
while ( block ) {
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if ( block - > parent_function ) {
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exclude_function = block - > parent_function - > name ;
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}
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block = block - > parent_block ;
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}
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2017-03-05 15:44:50 +00:00
if ( name = = exclude_function ) {
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_set_error ( RTR ( " Recursion is not allowed. " ) ) ;
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return false ;
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}
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int last_arg_count = 0 ;
String arg_list = " " ;
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for ( int i = 0 ; i < shader - > functions . size ( ) ; i + + ) {
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if ( name ! = shader - > functions [ i ] . name ) {
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continue ;
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}
2014-02-10 01:10:30 +00:00
2016-10-03 19:33:42 +00:00
if ( ! shader - > functions [ i ] . callable ) {
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_set_error ( vformat ( RTR ( " Function '%s' can't be called from source code. " ) , String ( name ) ) ) ;
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return false ;
}
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2016-10-03 19:33:42 +00:00
FunctionNode * pfunc = shader - > functions [ i ] . function ;
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if ( arg_list . is_empty ( ) ) {
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for ( int j = 0 ; j < pfunc - > arguments . size ( ) ; j + + ) {
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if ( j > 0 ) {
arg_list + = " , " ;
}
String func_arg_name ;
if ( pfunc - > arguments [ j ] . type = = TYPE_STRUCT ) {
func_arg_name = pfunc - > arguments [ j ] . type_str ;
} else {
func_arg_name = get_datatype_name ( pfunc - > arguments [ j ] . type ) ;
}
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if ( pfunc - > arguments [ j ] . array_size > 0 ) {
func_arg_name + = " [ " ;
func_arg_name + = itos ( pfunc - > arguments [ j ] . array_size ) ;
func_arg_name + = " ] " ;
}
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arg_list + = func_arg_name ;
}
}
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if ( pfunc - > arguments . size ( ) ! = args . size ( ) ) {
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last_arg_count = pfunc - > arguments . size ( ) ;
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continue ;
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}
2014-02-10 01:10:30 +00:00
2017-03-05 15:44:50 +00:00
bool fail = false ;
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2019-02-12 20:10:08 +00:00
for ( int j = 0 ; j < args . size ( ) ; j + + ) {
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if ( get_scalar_type ( args [ j ] ) = = args [ j ] & & p_func - > arguments [ j + 1 ] - > type = = Node : : TYPE_CONSTANT & & args3 [ j ] = = 0 & & convert_constant ( static_cast < ConstantNode * > ( p_func - > arguments [ j + 1 ] ) , pfunc - > arguments [ j ] . type ) ) {
2019-02-27 02:20:39 +00:00
//all good, but it needs implicit conversion later
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} else if ( args [ j ] ! = pfunc - > arguments [ j ] . type | | ( args [ j ] = = TYPE_STRUCT & & args2 [ j ] ! = pfunc - > arguments [ j ] . type_str ) | | args3 [ j ] ! = pfunc - > arguments [ j ] . array_size ) {
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String func_arg_name ;
if ( pfunc - > arguments [ j ] . type = = TYPE_STRUCT ) {
func_arg_name = pfunc - > arguments [ j ] . type_str ;
} else {
func_arg_name = get_datatype_name ( pfunc - > arguments [ j ] . type ) ;
}
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if ( pfunc - > arguments [ j ] . array_size > 0 ) {
func_arg_name + = " [ " ;
func_arg_name + = itos ( pfunc - > arguments [ j ] . array_size ) ;
func_arg_name + = " ] " ;
}
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String arg_name ;
if ( args [ j ] = = TYPE_STRUCT ) {
arg_name = args2 [ j ] ;
} else {
arg_name = get_datatype_name ( args [ j ] ) ;
}
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if ( args3 [ j ] > 0 ) {
arg_name + = " [ " ;
arg_name + = itos ( args3 [ j ] ) ;
arg_name + = " ] " ;
}
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_set_error ( vformat ( RTR ( " Invalid argument for \" %s(%s) \" function: argument %d should be %s but is %s. " ) , String ( name ) , arg_list , j + 1 , func_arg_name , arg_name ) ) ;
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fail = true ;
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break ;
}
}
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if ( ! fail ) {
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//implicitly convert values if possible
for ( int k = 0 ; k < args . size ( ) ; k + + ) {
if ( get_scalar_type ( args [ k ] ) ! = args [ k ] | | args [ k ] = = pfunc - > arguments [ k ] . type | | p_func - > arguments [ k + 1 ] - > type ! = Node : : TYPE_CONSTANT ) {
//can't do implicit conversion here
continue ;
}
//this is an implicit conversion
ConstantNode * constant = static_cast < ConstantNode * > ( p_func - > arguments [ k + 1 ] ) ;
ConstantNode * conversion = alloc_node < ConstantNode > ( ) ;
conversion - > datatype = pfunc - > arguments [ k ] . type ;
conversion - > values . resize ( 1 ) ;
convert_constant ( constant , pfunc - > arguments [ k ] . type , conversion - > values . ptrw ( ) ) ;
p_func - > arguments . write [ k + 1 ] = conversion ;
}
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if ( r_ret_type ) {
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* r_ret_type = pfunc - > return_type ;
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if ( pfunc - > return_type = = TYPE_STRUCT ) {
* r_ret_type_str = pfunc - > return_struct_name ;
}
}
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return true ;
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}
}
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if ( last_arg_count > args . size ( ) ) {
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_set_error ( vformat ( RTR ( " Too few arguments for \" %s(%s) \" call. Expected at least %d but received %d. " ) , String ( name ) , arg_list , last_arg_count , args . size ( ) ) ) ;
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} else if ( last_arg_count < args . size ( ) ) {
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_set_error ( vformat ( RTR ( " Too many arguments for \" %s(%s) \" call. Expected at most %d but received %d. " ) , String ( name ) , arg_list , last_arg_count , args . size ( ) ) ) ;
2020-09-05 08:12:29 +00:00
}
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return false ;
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}
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bool ShaderLanguage : : _compare_datatypes ( DataType p_datatype_a , String p_datatype_name_a , int p_array_size_a , DataType p_datatype_b , String p_datatype_name_b , int p_array_size_b ) {
bool result = true ;
if ( p_datatype_a = = TYPE_STRUCT | | p_datatype_b = = TYPE_STRUCT ) {
if ( p_datatype_name_a ! = p_datatype_name_b ) {
result = false ;
}
} else {
if ( p_datatype_a ! = p_datatype_b ) {
result = false ;
}
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}
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if ( p_array_size_a ! = p_array_size_b ) {
result = false ;
}
if ( ! result ) {
String type_name = p_datatype_a = = TYPE_STRUCT ? p_datatype_name_a : get_datatype_name ( p_datatype_a ) ;
if ( p_array_size_a > 0 ) {
type_name + = " [ " ;
type_name + = itos ( p_array_size_a ) ;
type_name + = " ] " ;
2020-01-17 19:35:22 +00:00
}
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String type_name2 = p_datatype_b = = TYPE_STRUCT ? p_datatype_name_b : get_datatype_name ( p_datatype_b ) ;
if ( p_array_size_b > 0 ) {
type_name2 + = " [ " ;
type_name2 + = itos ( p_array_size_b ) ;
type_name2 + = " ] " ;
}
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Invalid assignment of '%s' to '%s'. " ) , type_name2 , type_name ) ) ;
2020-01-17 19:35:22 +00:00
}
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return result ;
}
bool ShaderLanguage : : _compare_datatypes_in_nodes ( Node * a , Node * b ) {
return _compare_datatypes ( a - > get_datatype ( ) , a - > get_datatype_name ( ) , a - > get_array_size ( ) , b - > get_datatype ( ) , b - > get_datatype_name ( ) , b - > get_array_size ( ) ) ;
2020-01-17 19:35:22 +00:00
}
2020-09-06 12:18:10 +00:00
bool ShaderLanguage : : _parse_function_arguments ( BlockNode * p_block , const FunctionInfo & p_function_info , OperatorNode * p_func , int * r_complete_arg ) {
2016-10-07 14:31:18 +00:00
TkPos pos = _get_tkpos ( ) ;
2016-10-03 19:33:42 +00:00
Token tk = _get_token ( ) ;
2014-02-10 01:10:30 +00:00
2017-03-05 15:44:50 +00:00
if ( tk . type = = TK_PARENTHESIS_CLOSE ) {
2016-10-07 14:31:18 +00:00
return true ;
}
2014-02-10 01:10:30 +00:00
2017-01-14 17:03:38 +00:00
_set_tkpos ( pos ) ;
2016-10-07 14:31:18 +00:00
2017-03-05 15:44:50 +00:00
while ( true ) {
2016-10-07 14:31:18 +00:00
if ( r_complete_arg ) {
pos = _get_tkpos ( ) ;
tk = _get_token ( ) ;
2017-03-05 15:44:50 +00:00
if ( tk . type = = TK_CURSOR ) {
* r_complete_arg = p_func - > arguments . size ( ) - 1 ;
2016-10-07 14:31:18 +00:00
} else {
_set_tkpos ( pos ) ;
}
2016-10-03 19:33:42 +00:00
}
2014-02-10 01:10:30 +00:00
2020-09-06 12:18:10 +00:00
Node * arg = _parse_and_reduce_expression ( p_block , p_function_info ) ;
2016-10-07 14:31:18 +00:00
if ( ! arg ) {
2016-10-03 19:33:42 +00:00
return false ;
2016-10-07 14:31:18 +00:00
}
2016-10-03 19:33:42 +00:00
p_func - > arguments . push_back ( arg ) ;
2014-02-10 01:10:30 +00:00
2016-10-03 19:33:42 +00:00
tk = _get_token ( ) ;
2014-02-10 01:10:30 +00:00
2017-03-05 15:44:50 +00:00
if ( tk . type = = TK_PARENTHESIS_CLOSE ) {
2016-10-07 14:31:18 +00:00
return true ;
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} else if ( tk . type ! = TK_COMMA ) {
2016-10-03 19:33:42 +00:00
// something is broken
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected ',' or ')' after argument. " ) ) ;
2016-10-03 19:33:42 +00:00
return false ;
2014-02-10 01:10:30 +00:00
}
}
2016-10-03 19:33:42 +00:00
return true ;
2014-02-10 01:10:30 +00:00
}
bool ShaderLanguage : : is_token_operator ( TokenType p_type ) {
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return ( p_type = = TK_OP_EQUAL | |
p_type = = TK_OP_NOT_EQUAL | |
p_type = = TK_OP_LESS | |
p_type = = TK_OP_LESS_EQUAL | |
p_type = = TK_OP_GREATER | |
p_type = = TK_OP_GREATER_EQUAL | |
p_type = = TK_OP_AND | |
p_type = = TK_OP_OR | |
p_type = = TK_OP_NOT | |
p_type = = TK_OP_ADD | |
p_type = = TK_OP_SUB | |
p_type = = TK_OP_MUL | |
p_type = = TK_OP_DIV | |
p_type = = TK_OP_MOD | |
p_type = = TK_OP_SHIFT_LEFT | |
p_type = = TK_OP_SHIFT_RIGHT | |
p_type = = TK_OP_ASSIGN | |
p_type = = TK_OP_ASSIGN_ADD | |
p_type = = TK_OP_ASSIGN_SUB | |
p_type = = TK_OP_ASSIGN_MUL | |
p_type = = TK_OP_ASSIGN_DIV | |
p_type = = TK_OP_ASSIGN_MOD | |
p_type = = TK_OP_ASSIGN_SHIFT_LEFT | |
p_type = = TK_OP_ASSIGN_SHIFT_RIGHT | |
p_type = = TK_OP_ASSIGN_BIT_AND | |
p_type = = TK_OP_ASSIGN_BIT_OR | |
p_type = = TK_OP_ASSIGN_BIT_XOR | |
p_type = = TK_OP_BIT_AND | |
p_type = = TK_OP_BIT_OR | |
p_type = = TK_OP_BIT_XOR | |
p_type = = TK_OP_BIT_INVERT | |
p_type = = TK_OP_INCREMENT | |
p_type = = TK_OP_DECREMENT | |
p_type = = TK_QUESTION | |
p_type = = TK_COLON ) ;
2014-02-10 01:10:30 +00:00
}
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bool ShaderLanguage : : is_token_operator_assign ( TokenType p_type ) {
return ( p_type = = TK_OP_ASSIGN | |
p_type = = TK_OP_ASSIGN_ADD | |
p_type = = TK_OP_ASSIGN_SUB | |
p_type = = TK_OP_ASSIGN_MUL | |
p_type = = TK_OP_ASSIGN_DIV | |
p_type = = TK_OP_ASSIGN_MOD | |
p_type = = TK_OP_ASSIGN_SHIFT_LEFT | |
p_type = = TK_OP_ASSIGN_SHIFT_RIGHT | |
p_type = = TK_OP_ASSIGN_BIT_AND | |
p_type = = TK_OP_ASSIGN_BIT_OR | |
p_type = = TK_OP_ASSIGN_BIT_XOR ) ;
}
2021-12-09 17:29:23 +00:00
bool ShaderLanguage : : is_token_hint ( TokenType p_type ) {
return int ( p_type ) > int ( TK_RENDER_MODE ) & & int ( p_type ) < int ( TK_SHADER_TYPE ) ;
}
2017-03-05 15:44:50 +00:00
bool ShaderLanguage : : convert_constant ( ConstantNode * p_constant , DataType p_to_type , ConstantNode : : Value * p_value ) {
if ( p_constant - > datatype = = p_to_type ) {
2016-10-07 14:31:18 +00:00
if ( p_value ) {
2017-03-05 15:44:50 +00:00
for ( int i = 0 ; i < p_constant - > values . size ( ) ; i + + ) {
p_value [ i ] = p_constant - > values [ i ] ;
2014-02-10 01:10:30 +00:00
}
}
2016-10-07 14:31:18 +00:00
return true ;
2017-03-05 15:44:50 +00:00
} else if ( p_constant - > datatype = = TYPE_INT & & p_to_type = = TYPE_FLOAT ) {
2016-10-07 14:31:18 +00:00
if ( p_value ) {
2017-03-05 15:44:50 +00:00
p_value - > real = p_constant - > values [ 0 ] . sint ;
2016-10-07 14:31:18 +00:00
}
return true ;
2017-03-05 15:44:50 +00:00
} else if ( p_constant - > datatype = = TYPE_UINT & & p_to_type = = TYPE_FLOAT ) {
2016-10-07 14:31:18 +00:00
if ( p_value ) {
2017-03-05 15:44:50 +00:00
p_value - > real = p_constant - > values [ 0 ] . uint ;
2016-10-07 14:31:18 +00:00
}
return true ;
2017-03-05 15:44:50 +00:00
} else if ( p_constant - > datatype = = TYPE_INT & & p_to_type = = TYPE_UINT ) {
if ( p_constant - > values [ 0 ] . sint < 0 ) {
2016-10-07 14:31:18 +00:00
return false ;
}
if ( p_value ) {
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p_value - > uint = p_constant - > values [ 0 ] . sint ;
2016-10-07 14:31:18 +00:00
}
return true ;
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} else if ( p_constant - > datatype = = TYPE_UINT & & p_to_type = = TYPE_INT ) {
if ( p_constant - > values [ 0 ] . uint > 0x7FFFFFFF ) {
2016-10-07 14:31:18 +00:00
return false ;
}
if ( p_value ) {
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p_value - > sint = p_constant - > values [ 0 ] . uint ;
2016-10-07 14:31:18 +00:00
}
return true ;
2020-05-14 14:41:43 +00:00
} else {
2016-10-07 14:31:18 +00:00
return false ;
2020-05-14 14:41:43 +00:00
}
2016-10-07 14:31:18 +00:00
}
bool ShaderLanguage : : is_scalar_type ( DataType p_type ) {
2017-03-05 15:44:50 +00:00
return p_type = = TYPE_BOOL | | p_type = = TYPE_INT | | p_type = = TYPE_UINT | | p_type = = TYPE_FLOAT ;
2016-10-07 14:31:18 +00:00
}
2021-08-18 15:18:50 +00:00
bool ShaderLanguage : : is_float_type ( DataType p_type ) {
switch ( p_type ) {
case TYPE_FLOAT :
case TYPE_VEC2 :
case TYPE_VEC3 :
case TYPE_VEC4 :
case TYPE_MAT2 :
case TYPE_MAT3 :
case TYPE_MAT4 :
case TYPE_SAMPLER2D :
case TYPE_SAMPLER2DARRAY :
case TYPE_SAMPLER3D :
case TYPE_SAMPLERCUBE :
case TYPE_SAMPLERCUBEARRAY : {
return true ;
}
default : {
return false ;
}
}
}
2016-10-10 21:31:01 +00:00
bool ShaderLanguage : : is_sampler_type ( DataType p_type ) {
2018-06-26 11:59:26 +00:00
return p_type = = TYPE_SAMPLER2D | |
2021-10-28 13:19:35 +00:00
p_type = = TYPE_ISAMPLER2D | |
p_type = = TYPE_USAMPLER2D | |
p_type = = TYPE_SAMPLER2DARRAY | |
p_type = = TYPE_ISAMPLER2DARRAY | |
p_type = = TYPE_USAMPLER2DARRAY | |
p_type = = TYPE_SAMPLER3D | |
p_type = = TYPE_ISAMPLER3D | |
p_type = = TYPE_USAMPLER3D | |
p_type = = TYPE_SAMPLERCUBE | |
p_type = = TYPE_SAMPLERCUBEARRAY ;
2016-10-10 21:31:01 +00:00
}
2021-06-09 09:33:41 +00:00
Variant ShaderLanguage : : constant_value_to_variant ( const Vector < ShaderLanguage : : ConstantNode : : Value > & p_value , DataType p_type , int p_array_size , ShaderLanguage : : ShaderNode : : Uniform : : Hint p_hint ) {
int array_size = p_array_size ;
2018-09-04 22:54:35 +00:00
if ( p_value . size ( ) > 0 ) {
Variant value ;
switch ( p_type ) {
case ShaderLanguage : : TYPE_BOOL :
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if ( array_size > 0 ) {
PackedInt32Array array = PackedInt32Array ( ) ;
for ( int i = 0 ; i < array_size ; i + + ) {
array . push_back ( p_value [ i ] . boolean ) ;
}
value = Variant ( array ) ;
} else {
value = Variant ( p_value [ 0 ] . boolean ) ;
}
2018-09-04 22:54:35 +00:00
break ;
case ShaderLanguage : : TYPE_BVEC2 :
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array_size * = 2 ;
if ( array_size > 0 ) {
PackedInt32Array array = PackedInt32Array ( ) ;
for ( int i = 0 ; i < array_size ; i + + ) {
array . push_back ( p_value [ i ] . boolean ) ;
}
value = Variant ( array ) ;
} else {
value = Variant ( p_value [ 0 ] . boolean ) ;
}
break ;
2018-09-04 22:54:35 +00:00
case ShaderLanguage : : TYPE_BVEC3 :
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array_size * = 3 ;
if ( array_size > 0 ) {
PackedInt32Array array = PackedInt32Array ( ) ;
for ( int i = 0 ; i < array_size ; i + + ) {
array . push_back ( p_value [ i ] . boolean ) ;
}
value = Variant ( array ) ;
} else {
value = Variant ( p_value [ 0 ] . boolean ) ;
}
break ;
2018-09-04 22:54:35 +00:00
case ShaderLanguage : : TYPE_BVEC4 :
2021-06-09 09:33:41 +00:00
array_size * = 4 ;
if ( array_size > 0 ) {
PackedInt32Array array = PackedInt32Array ( ) ;
for ( int i = 0 ; i < array_size ; i + + ) {
array . push_back ( p_value [ i ] . boolean ) ;
}
value = Variant ( array ) ;
} else {
value = Variant ( p_value [ 0 ] . boolean ) ;
}
break ;
2018-09-04 22:54:35 +00:00
case ShaderLanguage : : TYPE_INT :
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if ( array_size > 0 ) {
PackedInt32Array array = PackedInt32Array ( ) ;
for ( int i = 0 ; i < array_size ; i + + ) {
array . push_back ( p_value [ i ] . sint ) ;
}
value = Variant ( array ) ;
} else {
value = Variant ( p_value [ 0 ] . sint ) ;
}
2018-09-04 22:54:35 +00:00
break ;
case ShaderLanguage : : TYPE_IVEC2 :
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if ( array_size > 0 ) {
array_size * = 2 ;
PackedInt32Array array = PackedInt32Array ( ) ;
for ( int i = 0 ; i < array_size ; i + + ) {
array . push_back ( p_value [ i ] . sint ) ;
}
value = Variant ( array ) ;
} else {
value = Variant ( Vector2 ( p_value [ 0 ] . sint , p_value [ 1 ] . sint ) ) ;
}
2018-09-04 22:54:35 +00:00
break ;
case ShaderLanguage : : TYPE_IVEC3 :
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if ( array_size > 0 ) {
array_size * = 3 ;
PackedInt32Array array = PackedInt32Array ( ) ;
for ( int i = 0 ; i < array_size ; i + + ) {
array . push_back ( p_value [ i ] . sint ) ;
}
value = Variant ( array ) ;
} else {
value = Variant ( Vector3 ( p_value [ 0 ] . sint , p_value [ 1 ] . sint , p_value [ 2 ] . sint ) ) ;
}
2018-09-04 22:54:35 +00:00
break ;
case ShaderLanguage : : TYPE_IVEC4 :
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if ( array_size > 0 ) {
array_size * = 4 ;
PackedInt32Array array = PackedInt32Array ( ) ;
for ( int i = 0 ; i < array_size ; i + + ) {
array . push_back ( p_value [ i ] . sint ) ;
}
value = Variant ( array ) ;
} else {
value = Variant ( Plane ( p_value [ 0 ] . sint , p_value [ 1 ] . sint , p_value [ 2 ] . sint , p_value [ 3 ] . sint ) ) ;
}
2018-09-04 22:54:35 +00:00
break ;
case ShaderLanguage : : TYPE_UINT :
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if ( array_size > 0 ) {
PackedInt32Array array = PackedInt32Array ( ) ;
for ( int i = 0 ; i < array_size ; i + + ) {
array . push_back ( p_value [ i ] . uint ) ;
}
value = Variant ( array ) ;
} else {
value = Variant ( p_value [ 0 ] . uint ) ;
}
2018-09-04 22:54:35 +00:00
break ;
case ShaderLanguage : : TYPE_UVEC2 :
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if ( array_size > 0 ) {
array_size * = 2 ;
PackedInt32Array array = PackedInt32Array ( ) ;
for ( int i = 0 ; i < array_size ; i + + ) {
array . push_back ( p_value [ i ] . uint ) ;
}
value = Variant ( array ) ;
} else {
value = Variant ( Vector2 ( p_value [ 0 ] . uint , p_value [ 1 ] . uint ) ) ;
}
2018-09-04 22:54:35 +00:00
break ;
case ShaderLanguage : : TYPE_UVEC3 :
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if ( array_size > 0 ) {
array_size * = 3 ;
PackedInt32Array array = PackedInt32Array ( ) ;
for ( int i = 0 ; i < array_size ; i + + ) {
array . push_back ( p_value [ i ] . uint ) ;
}
value = Variant ( array ) ;
} else {
value = Variant ( Vector3 ( p_value [ 0 ] . uint , p_value [ 1 ] . uint , p_value [ 2 ] . uint ) ) ;
}
2018-09-04 22:54:35 +00:00
break ;
case ShaderLanguage : : TYPE_UVEC4 :
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if ( array_size > 0 ) {
array_size * = 4 ;
PackedInt32Array array = PackedInt32Array ( ) ;
for ( int i = 0 ; i < array_size ; i + + ) {
array . push_back ( p_value [ i ] . uint ) ;
}
value = Variant ( array ) ;
} else {
value = Variant ( Plane ( p_value [ 0 ] . uint , p_value [ 1 ] . uint , p_value [ 2 ] . uint , p_value [ 3 ] . uint ) ) ;
}
2018-09-04 22:54:35 +00:00
break ;
case ShaderLanguage : : TYPE_FLOAT :
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if ( array_size > 0 ) {
PackedFloat32Array array = PackedFloat32Array ( ) ;
for ( int i = 0 ; i < array_size ; i + + ) {
array . push_back ( p_value [ i ] . real ) ;
}
value = Variant ( array ) ;
} else {
value = Variant ( p_value [ 0 ] . real ) ;
}
2018-09-04 22:54:35 +00:00
break ;
case ShaderLanguage : : TYPE_VEC2 :
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if ( array_size > 0 ) {
array_size * = 2 ;
PackedVector2Array array = PackedVector2Array ( ) ;
for ( int i = 0 ; i < array_size ; i + = 2 ) {
array . push_back ( Vector2 ( p_value [ i ] . real , p_value [ i + 1 ] . real ) ) ;
}
value = Variant ( array ) ;
} else {
value = Variant ( Vector2 ( p_value [ 0 ] . real , p_value [ 1 ] . real ) ) ;
}
2018-09-04 22:54:35 +00:00
break ;
case ShaderLanguage : : TYPE_VEC3 :
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if ( array_size > 0 ) {
array_size * = 3 ;
PackedVector3Array array = PackedVector3Array ( ) ;
for ( int i = 0 ; i < array_size ; i + = 3 ) {
array . push_back ( Vector3 ( p_value [ i ] . real , p_value [ i + 1 ] . real , p_value [ i + 2 ] . real ) ) ;
}
value = Variant ( array ) ;
} else {
value = Variant ( Vector3 ( p_value [ 0 ] . real , p_value [ 1 ] . real , p_value [ 2 ] . real ) ) ;
}
2018-09-04 22:54:35 +00:00
break ;
case ShaderLanguage : : TYPE_VEC4 :
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if ( array_size > 0 ) {
array_size * = 4 ;
if ( p_hint = = ShaderLanguage : : ShaderNode : : Uniform : : HINT_COLOR ) {
PackedColorArray array = PackedColorArray ( ) ;
for ( int i = 0 ; i < array_size ; i + = 4 ) {
array . push_back ( Color ( p_value [ i ] . real , p_value [ i + 1 ] . real , p_value [ i + 2 ] . real , p_value [ i + 3 ] . real ) ) ;
}
value = Variant ( array ) ;
} else {
PackedFloat32Array array = PackedFloat32Array ( ) ;
for ( int i = 0 ; i < array_size ; i + = 4 ) {
array . push_back ( p_value [ i ] . real ) ;
array . push_back ( p_value [ i + 1 ] . real ) ;
array . push_back ( p_value [ i + 2 ] . real ) ;
array . push_back ( p_value [ i + 3 ] . real ) ;
}
value = Variant ( array ) ;
}
2018-11-16 11:20:23 +00:00
} else {
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if ( p_hint = = ShaderLanguage : : ShaderNode : : Uniform : : HINT_COLOR ) {
value = Variant ( Color ( p_value [ 0 ] . real , p_value [ 1 ] . real , p_value [ 2 ] . real , p_value [ 3 ] . real ) ) ;
} else {
value = Variant ( Plane ( p_value [ 0 ] . real , p_value [ 1 ] . real , p_value [ 2 ] . real , p_value [ 3 ] . real ) ) ;
}
2018-11-16 11:20:23 +00:00
}
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break ;
case ShaderLanguage : : TYPE_MAT2 :
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if ( array_size > 0 ) {
array_size * = 4 ;
PackedFloat32Array array = PackedFloat32Array ( ) ;
for ( int i = 0 ; i < array_size ; i + = 4 ) {
array . push_back ( p_value [ i ] . real ) ;
array . push_back ( p_value [ i + 1 ] . real ) ;
array . push_back ( p_value [ i + 2 ] . real ) ;
array . push_back ( p_value [ i + 3 ] . real ) ;
}
value = Variant ( array ) ;
} else {
value = Variant ( Transform2D ( p_value [ 0 ] . real , p_value [ 2 ] . real , p_value [ 1 ] . real , p_value [ 3 ] . real , 0.0 , 0.0 ) ) ;
}
2018-09-04 22:54:35 +00:00
break ;
case ShaderLanguage : : TYPE_MAT3 : {
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if ( array_size > 0 ) {
array_size * = 9 ;
PackedFloat32Array array = PackedFloat32Array ( ) ;
for ( int i = 0 ; i < array_size ; i + = 9 ) {
for ( int j = 0 ; j < 9 ; j + + ) {
array . push_back ( p_value [ i + j ] . real ) ;
}
}
value = Variant ( array ) ;
} else {
Basis p ;
p [ 0 ] [ 0 ] = p_value [ 0 ] . real ;
p [ 0 ] [ 1 ] = p_value [ 1 ] . real ;
p [ 0 ] [ 2 ] = p_value [ 2 ] . real ;
p [ 1 ] [ 0 ] = p_value [ 3 ] . real ;
p [ 1 ] [ 1 ] = p_value [ 4 ] . real ;
p [ 1 ] [ 2 ] = p_value [ 5 ] . real ;
p [ 2 ] [ 0 ] = p_value [ 6 ] . real ;
p [ 2 ] [ 1 ] = p_value [ 7 ] . real ;
p [ 2 ] [ 2 ] = p_value [ 8 ] . real ;
value = Variant ( p ) ;
}
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break ;
}
case ShaderLanguage : : TYPE_MAT4 : {
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if ( array_size > 0 ) {
array_size * = 16 ;
PackedFloat32Array array = PackedFloat32Array ( ) ;
for ( int i = 0 ; i < array_size ; i + = 16 ) {
for ( int j = 0 ; j < 16 ; j + + ) {
array . push_back ( p_value [ i + j ] . real ) ;
}
}
value = Variant ( array ) ;
} else {
Basis p ;
p [ 0 ] [ 0 ] = p_value [ 0 ] . real ;
p [ 0 ] [ 1 ] = p_value [ 1 ] . real ;
p [ 0 ] [ 2 ] = p_value [ 2 ] . real ;
p [ 1 ] [ 0 ] = p_value [ 4 ] . real ;
p [ 1 ] [ 1 ] = p_value [ 5 ] . real ;
p [ 1 ] [ 2 ] = p_value [ 6 ] . real ;
p [ 2 ] [ 0 ] = p_value [ 8 ] . real ;
p [ 2 ] [ 1 ] = p_value [ 9 ] . real ;
p [ 2 ] [ 2 ] = p_value [ 10 ] . real ;
Transform3D t = Transform3D ( p , Vector3 ( p_value [ 3 ] . real , p_value [ 7 ] . real , p_value [ 11 ] . real ) ) ;
value = Variant ( t ) ;
}
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break ;
}
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case ShaderLanguage : : TYPE_ISAMPLER2DARRAY :
case ShaderLanguage : : TYPE_ISAMPLER2D :
case ShaderLanguage : : TYPE_ISAMPLER3D :
case ShaderLanguage : : TYPE_SAMPLER2DARRAY :
case ShaderLanguage : : TYPE_SAMPLER2D :
case ShaderLanguage : : TYPE_SAMPLER3D :
case ShaderLanguage : : TYPE_USAMPLER2DARRAY :
case ShaderLanguage : : TYPE_USAMPLER2D :
case ShaderLanguage : : TYPE_USAMPLER3D :
2020-05-01 12:34:23 +00:00
case ShaderLanguage : : TYPE_SAMPLERCUBE :
case ShaderLanguage : : TYPE_SAMPLERCUBEARRAY : {
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// Texture types, likely not relevant here.
break ;
}
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case ShaderLanguage : : TYPE_STRUCT :
break ;
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case ShaderLanguage : : TYPE_VOID :
break ;
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case ShaderLanguage : : TYPE_MAX :
break ;
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}
return value ;
}
return Variant ( ) ;
}
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PropertyInfo ShaderLanguage : : uniform_to_property_info ( const ShaderNode : : Uniform & p_uniform ) {
PropertyInfo pi ;
switch ( p_uniform . type ) {
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case ShaderLanguage : : TYPE_VOID :
pi . type = Variant : : NIL ;
break ;
case ShaderLanguage : : TYPE_BOOL :
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if ( p_uniform . array_size > 0 ) {
pi . type = Variant : : PACKED_INT32_ARRAY ;
} else {
pi . type = Variant : : BOOL ;
}
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break ;
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case ShaderLanguage : : TYPE_BVEC2 :
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if ( p_uniform . array_size > 0 ) {
pi . type = Variant : : PACKED_INT32_ARRAY ;
} else {
pi . type = Variant : : INT ;
pi . hint = PROPERTY_HINT_FLAGS ;
pi . hint_string = " x,y " ;
}
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break ;
case ShaderLanguage : : TYPE_BVEC3 :
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if ( p_uniform . array_size > 0 ) {
pi . type = Variant : : PACKED_INT32_ARRAY ;
} else {
pi . type = Variant : : INT ;
pi . hint = PROPERTY_HINT_FLAGS ;
pi . hint_string = " x,y,z " ;
}
2019-07-21 14:31:30 +00:00
break ;
case ShaderLanguage : : TYPE_BVEC4 :
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if ( p_uniform . array_size > 0 ) {
pi . type = Variant : : PACKED_INT32_ARRAY ;
} else {
pi . type = Variant : : INT ;
pi . hint = PROPERTY_HINT_FLAGS ;
pi . hint_string = " x,y,z,w " ;
}
2019-07-21 14:31:30 +00:00
break ;
case ShaderLanguage : : TYPE_UINT :
case ShaderLanguage : : TYPE_INT : {
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if ( p_uniform . array_size > 0 ) {
pi . type = Variant : : PACKED_INT32_ARRAY ;
} else {
pi . type = Variant : : INT ;
if ( p_uniform . hint = = ShaderLanguage : : ShaderNode : : Uniform : : HINT_RANGE ) {
pi . hint = PROPERTY_HINT_RANGE ;
pi . hint_string = rtos ( p_uniform . hint_range [ 0 ] ) + " , " + rtos ( p_uniform . hint_range [ 1 ] ) + " , " + rtos ( p_uniform . hint_range [ 2 ] ) ;
}
2019-07-21 14:31:30 +00:00
}
} break ;
case ShaderLanguage : : TYPE_IVEC2 :
case ShaderLanguage : : TYPE_IVEC3 :
case ShaderLanguage : : TYPE_IVEC4 :
case ShaderLanguage : : TYPE_UVEC2 :
case ShaderLanguage : : TYPE_UVEC3 :
case ShaderLanguage : : TYPE_UVEC4 : {
Variant: Added 64-bit packed arrays, renamed Variant::REAL to FLOAT.
- Renames PackedIntArray to PackedInt32Array.
- Renames PackedFloatArray to PackedFloat32Array.
- Adds PackedInt64Array and PackedFloat64Array.
- Renames Variant::REAL to Variant::FLOAT for consistency.
Packed arrays are for storing large amount of data and creating stuff like
meshes, buffers. textures, etc. Forcing them to be 64 is a huge waste of
memory. That said, many users requested the ability to have 64 bits packed
arrays for their games, so this is just an optional added type.
For Variant, the float datatype is always 64 bits, and exposed as `float`.
We still have `real_t` which is the datatype that can change from 32 to 64
bits depending on a compile flag (not entirely working right now, but that's
the idea). It affects math related datatypes and code only.
Neither Variant nor PackedArray make use of real_t, which is only intended
for math precision, so the term is removed from there to keep only float.
2020-02-24 18:20:53 +00:00
pi . type = Variant : : PACKED_INT32_ARRAY ;
2019-07-21 14:31:30 +00:00
} break ;
case ShaderLanguage : : TYPE_FLOAT : {
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if ( p_uniform . array_size > 0 ) {
pi . type = Variant : : PACKED_FLOAT32_ARRAY ;
} else {
pi . type = Variant : : FLOAT ;
if ( p_uniform . hint = = ShaderLanguage : : ShaderNode : : Uniform : : HINT_RANGE ) {
pi . hint = PROPERTY_HINT_RANGE ;
pi . hint_string = rtos ( p_uniform . hint_range [ 0 ] ) + " , " + rtos ( p_uniform . hint_range [ 1 ] ) + " , " + rtos ( p_uniform . hint_range [ 2 ] ) ;
}
2019-07-21 14:31:30 +00:00
}
} break ;
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case ShaderLanguage : : TYPE_VEC2 :
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if ( p_uniform . array_size > 0 ) {
pi . type = Variant : : PACKED_VECTOR2_ARRAY ;
} else {
pi . type = Variant : : VECTOR2 ;
}
2020-05-10 11:00:47 +00:00
break ;
case ShaderLanguage : : TYPE_VEC3 :
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if ( p_uniform . array_size > 0 ) {
pi . type = Variant : : PACKED_VECTOR3_ARRAY ;
} else {
pi . type = Variant : : VECTOR3 ;
}
2020-05-10 11:00:47 +00:00
break ;
2019-07-21 14:31:30 +00:00
case ShaderLanguage : : TYPE_VEC4 : {
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if ( p_uniform . array_size > 0 ) {
if ( p_uniform . hint = = ShaderLanguage : : ShaderNode : : Uniform : : HINT_COLOR ) {
pi . type = Variant : : PACKED_COLOR_ARRAY ;
} else {
pi . type = Variant : : PACKED_FLOAT32_ARRAY ;
}
2019-07-21 14:31:30 +00:00
} else {
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if ( p_uniform . hint = = ShaderLanguage : : ShaderNode : : Uniform : : HINT_COLOR ) {
pi . type = Variant : : COLOR ;
} else {
pi . type = Variant : : PLANE ;
}
2019-07-21 14:31:30 +00:00
}
} break ;
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case ShaderLanguage : : TYPE_MAT2 :
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if ( p_uniform . array_size > 0 ) {
pi . type = Variant : : PACKED_FLOAT32_ARRAY ;
} else {
pi . type = Variant : : TRANSFORM2D ;
}
2020-05-10 11:00:47 +00:00
break ;
case ShaderLanguage : : TYPE_MAT3 :
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if ( p_uniform . array_size > 0 ) {
pi . type = Variant : : PACKED_FLOAT32_ARRAY ;
} else {
pi . type = Variant : : BASIS ;
}
2020-05-10 11:00:47 +00:00
break ;
case ShaderLanguage : : TYPE_MAT4 :
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if ( p_uniform . array_size > 0 ) {
pi . type = Variant : : PACKED_FLOAT32_ARRAY ;
} else {
pi . type = Variant : : TRANSFORM3D ;
}
2020-05-10 11:00:47 +00:00
break ;
2019-07-21 14:31:30 +00:00
case ShaderLanguage : : TYPE_SAMPLER2D :
case ShaderLanguage : : TYPE_ISAMPLER2D :
case ShaderLanguage : : TYPE_USAMPLER2D : {
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if ( p_uniform . array_size > 0 ) {
pi . type = Variant : : ARRAY ;
} else {
pi . type = Variant : : OBJECT ;
}
2019-07-21 14:31:30 +00:00
pi . hint = PROPERTY_HINT_RESOURCE_TYPE ;
pi . hint_string = " Texture2D " ;
} break ;
case ShaderLanguage : : TYPE_SAMPLER2DARRAY :
case ShaderLanguage : : TYPE_ISAMPLER2DARRAY :
case ShaderLanguage : : TYPE_USAMPLER2DARRAY : {
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if ( p_uniform . array_size > 0 ) {
pi . type = Variant : : ARRAY ;
} else {
pi . type = Variant : : OBJECT ;
}
2019-07-21 14:31:30 +00:00
pi . hint = PROPERTY_HINT_RESOURCE_TYPE ;
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pi . hint_string = " TextureLayered " ;
2019-07-21 14:31:30 +00:00
} break ;
case ShaderLanguage : : TYPE_SAMPLER3D :
case ShaderLanguage : : TYPE_ISAMPLER3D :
case ShaderLanguage : : TYPE_USAMPLER3D : {
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if ( p_uniform . array_size > 0 ) {
pi . type = Variant : : ARRAY ;
} else {
pi . type = Variant : : OBJECT ;
}
2019-07-21 14:31:30 +00:00
pi . hint = PROPERTY_HINT_RESOURCE_TYPE ;
pi . hint_string = " Texture3D " ;
} break ;
2020-05-01 12:34:23 +00:00
case ShaderLanguage : : TYPE_SAMPLERCUBE :
case ShaderLanguage : : TYPE_SAMPLERCUBEARRAY : {
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if ( p_uniform . array_size > 0 ) {
pi . type = Variant : : ARRAY ;
} else {
pi . type = Variant : : OBJECT ;
}
2019-07-21 14:31:30 +00:00
pi . hint = PROPERTY_HINT_RESOURCE_TYPE ;
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pi . hint_string = " TextureLayered " ;
2019-07-21 14:31:30 +00:00
} break ;
2020-02-13 14:53:32 +00:00
case ShaderLanguage : : TYPE_STRUCT : {
// FIXME: Implement this.
} break ;
2020-04-17 02:52:00 +00:00
case ShaderLanguage : : TYPE_MAX :
break ;
2019-07-21 14:31:30 +00:00
}
return pi ;
}
2021-12-22 07:15:12 +00:00
uint32_t ShaderLanguage : : get_datatype_size ( ShaderLanguage : : DataType p_type ) {
2019-07-21 14:31:30 +00:00
switch ( p_type ) {
2020-02-13 14:53:32 +00:00
case TYPE_VOID :
return 0 ;
2019-07-21 14:31:30 +00:00
case TYPE_BOOL :
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return 4 ;
2019-07-21 14:31:30 +00:00
case TYPE_BVEC2 :
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return 8 ;
2019-07-21 14:31:30 +00:00
case TYPE_BVEC3 :
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return 12 ;
2019-07-21 14:31:30 +00:00
case TYPE_BVEC4 :
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return 16 ;
case TYPE_INT :
return 4 ;
case TYPE_IVEC2 :
return 8 ;
case TYPE_IVEC3 :
return 12 ;
2019-07-21 14:31:30 +00:00
case TYPE_IVEC4 :
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return 16 ;
case TYPE_UINT :
return 4 ;
case TYPE_UVEC2 :
return 8 ;
case TYPE_UVEC3 :
return 12 ;
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case TYPE_UVEC4 :
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return 16 ;
case TYPE_FLOAT :
return 4 ;
case TYPE_VEC2 :
return 8 ;
case TYPE_VEC3 :
return 12 ;
2020-02-13 14:53:32 +00:00
case TYPE_VEC4 :
return 16 ;
case TYPE_MAT2 :
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return 32 ; // 4 * 4 + 4 * 4
2020-02-13 14:53:32 +00:00
case TYPE_MAT3 :
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return 48 ; // 4 * 4 + 4 * 4 + 4 * 4
2020-02-13 14:53:32 +00:00
case TYPE_MAT4 :
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return 64 ;
2019-07-21 14:31:30 +00:00
case TYPE_SAMPLER2D :
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return 16 ;
2019-07-21 14:31:30 +00:00
case TYPE_ISAMPLER2D :
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return 16 ;
2019-07-21 14:31:30 +00:00
case TYPE_USAMPLER2D :
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return 16 ;
2019-07-21 14:31:30 +00:00
case TYPE_SAMPLER2DARRAY :
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return 16 ;
2019-07-21 14:31:30 +00:00
case TYPE_ISAMPLER2DARRAY :
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return 16 ;
2019-07-21 14:31:30 +00:00
case TYPE_USAMPLER2DARRAY :
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return 16 ;
2019-07-21 14:31:30 +00:00
case TYPE_SAMPLER3D :
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return 16 ;
2019-07-21 14:31:30 +00:00
case TYPE_ISAMPLER3D :
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return 16 ;
2019-07-21 14:31:30 +00:00
case TYPE_USAMPLER3D :
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return 16 ;
2020-02-13 14:53:32 +00:00
case TYPE_SAMPLERCUBE :
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return 16 ;
2020-05-01 12:34:23 +00:00
case TYPE_SAMPLERCUBEARRAY :
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return 16 ;
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case TYPE_STRUCT :
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return 0 ;
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case TYPE_MAX : {
ERR_FAIL_V ( 0 ) ;
} ;
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}
2021-12-22 07:15:12 +00:00
ERR_FAIL_V ( 0 ) ;
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}
2016-10-07 14:31:18 +00:00
void ShaderLanguage : : get_keyword_list ( List < String > * r_keywords ) {
Set < String > kws ;
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int idx = 0 ;
2016-10-07 14:31:18 +00:00
2017-03-05 15:44:50 +00:00
while ( keyword_list [ idx ] . text ) {
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kws . insert ( keyword_list [ idx ] . text ) ;
2014-02-10 01:10:30 +00:00
idx + + ;
}
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idx = 0 ;
2014-02-10 01:10:30 +00:00
2016-10-07 14:31:18 +00:00
while ( builtin_func_defs [ idx ] . name ) {
kws . insert ( builtin_func_defs [ idx ] . name ) ;
idx + + ;
}
2017-03-05 15:44:50 +00:00
for ( Set < String > : : Element * E = kws . front ( ) ; E ; E = E - > next ( ) ) {
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r_keywords - > push_back ( E - > get ( ) ) ;
2014-02-10 01:10:30 +00:00
}
2016-10-07 14:31:18 +00:00
}
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bool ShaderLanguage : : is_control_flow_keyword ( String p_keyword ) {
return p_keyword = = " break " | |
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p_keyword = = " case " | |
p_keyword = = " continue " | |
p_keyword = = " default " | |
p_keyword = = " do " | |
p_keyword = = " else " | |
p_keyword = = " for " | |
p_keyword = = " if " | |
p_keyword = = " return " | |
p_keyword = = " switch " | |
p_keyword = = " while " ;
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}
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void ShaderLanguage : : get_builtin_funcs ( List < String > * r_keywords ) {
Set < String > kws ;
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int idx = 0 ;
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while ( builtin_func_defs [ idx ] . name ) {
kws . insert ( builtin_func_defs [ idx ] . name ) ;
idx + + ;
}
2014-02-10 01:10:30 +00:00
2017-03-05 15:44:50 +00:00
for ( Set < String > : : Element * E = kws . front ( ) ; E ; E = E - > next ( ) ) {
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r_keywords - > push_back ( E - > get ( ) ) ;
}
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}
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ShaderLanguage : : DataType ShaderLanguage : : get_scalar_type ( DataType p_type ) {
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static const DataType scalar_types [ ] = {
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TYPE_VOID ,
TYPE_BOOL ,
TYPE_BOOL ,
TYPE_BOOL ,
TYPE_BOOL ,
TYPE_INT ,
TYPE_INT ,
TYPE_INT ,
TYPE_INT ,
TYPE_UINT ,
TYPE_UINT ,
TYPE_UINT ,
TYPE_UINT ,
TYPE_FLOAT ,
TYPE_FLOAT ,
TYPE_FLOAT ,
TYPE_FLOAT ,
TYPE_FLOAT ,
TYPE_FLOAT ,
TYPE_FLOAT ,
TYPE_FLOAT ,
TYPE_INT ,
TYPE_UINT ,
TYPE_FLOAT ,
} ;
return scalar_types [ p_type ] ;
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}
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int ShaderLanguage : : get_cardinality ( DataType p_type ) {
static const int cardinality_table [ ] = {
0 ,
1 ,
2 ,
3 ,
4 ,
1 ,
2 ,
3 ,
4 ,
1 ,
2 ,
3 ,
4 ,
1 ,
2 ,
3 ,
4 ,
4 ,
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9 ,
16 ,
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1 ,
1 ,
1 ,
1 ,
} ;
return cardinality_table [ p_type ] ;
}
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bool ShaderLanguage : : _get_completable_identifier ( BlockNode * p_block , CompletionType p_type , StringName & identifier ) {
identifier = StringName ( ) ;
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2018-10-24 20:20:05 +00:00
TkPos pos = { 0 , 0 } ;
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Token tk = _get_token ( ) ;
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if ( tk . type = = TK_IDENTIFIER ) {
identifier = tk . text ;
pos = _get_tkpos ( ) ;
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tk = _get_token ( ) ;
}
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if ( tk . type = = TK_CURSOR ) {
completion_type = p_type ;
completion_line = tk_line ;
completion_block = p_block ;
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pos = _get_tkpos ( ) ;
tk = _get_token ( ) ;
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if ( tk . type = = TK_IDENTIFIER ) {
identifier = identifier . operator String ( ) + tk . text . operator String ( ) ;
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} else {
_set_tkpos ( pos ) ;
}
return true ;
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} else if ( identifier ! = StringName ( ) ) {
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_set_tkpos ( pos ) ;
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}
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return false ;
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}
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bool ShaderLanguage : : _is_operator_assign ( Operator p_op ) const {
switch ( p_op ) {
case OP_ASSIGN :
case OP_ASSIGN_ADD :
case OP_ASSIGN_SUB :
case OP_ASSIGN_MUL :
case OP_ASSIGN_DIV :
case OP_ASSIGN_MOD :
case OP_ASSIGN_SHIFT_LEFT :
case OP_ASSIGN_SHIFT_RIGHT :
case OP_ASSIGN_BIT_AND :
case OP_ASSIGN_BIT_OR :
case OP_ASSIGN_BIT_XOR :
return true ;
default :
return false ;
}
return false ;
}
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bool ShaderLanguage : : _validate_varying_assign ( ShaderNode : : Varying & p_varying , String * r_message ) {
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if ( current_function ! = String ( " vertex " ) & & current_function ! = String ( " fragment " ) ) {
* r_message = vformat ( RTR ( " Varying may not be assigned in the '%s' function. " ) , current_function ) ;
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return false ;
}
switch ( p_varying . stage ) {
case ShaderNode : : Varying : : STAGE_UNKNOWN : // first assign
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if ( current_function = = varying_function_names . vertex ) {
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p_varying . stage = ShaderNode : : Varying : : STAGE_VERTEX ;
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} else if ( current_function = = varying_function_names . fragment ) {
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p_varying . stage = ShaderNode : : Varying : : STAGE_FRAGMENT ;
}
break ;
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case ShaderNode : : Varying : : STAGE_VERTEX_TO_FRAGMENT_LIGHT :
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case ShaderNode : : Varying : : STAGE_VERTEX :
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if ( current_function = = varying_function_names . fragment ) {
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* r_message = RTR ( " Varyings which assigned in 'vertex' function may not be reassigned in 'fragment' or 'light'. " ) ;
return false ;
}
break ;
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case ShaderNode : : Varying : : STAGE_FRAGMENT_TO_LIGHT :
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case ShaderNode : : Varying : : STAGE_FRAGMENT :
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if ( current_function = = varying_function_names . vertex ) {
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* r_message = RTR ( " Varyings which assigned in 'fragment' function may not be reassigned in 'vertex' or 'light'. " ) ;
return false ;
}
break ;
default :
break ;
}
return true ;
}
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bool ShaderLanguage : : _check_node_constness ( const Node * p_node ) const {
switch ( p_node - > type ) {
case Node : : TYPE_OPERATOR : {
OperatorNode * op_node = ( OperatorNode * ) p_node ;
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for ( int i = int ( op_node - > op = = OP_CALL ) ; i < op_node - > arguments . size ( ) ; i + + ) {
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if ( ! _check_node_constness ( op_node - > arguments [ i ] ) ) {
return false ;
}
}
} break ;
case Node : : TYPE_CONSTANT :
break ;
case Node : : TYPE_VARIABLE : {
VariableNode * varn = ( VariableNode * ) p_node ;
if ( ! varn - > is_const ) {
return false ;
}
} break ;
case Node : : TYPE_ARRAY : {
ArrayNode * arrn = ( ArrayNode * ) p_node ;
if ( ! arrn - > is_const ) {
return false ;
}
} break ;
default :
return false ;
}
return true ;
}
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bool ShaderLanguage : : _validate_assign ( Node * p_node , const FunctionInfo & p_function_info , String * r_message ) {
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if ( p_node - > type = = Node : : TYPE_OPERATOR ) {
OperatorNode * op = static_cast < OperatorNode * > ( p_node ) ;
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if ( op - > op = = OP_INDEX ) {
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return _validate_assign ( op - > arguments [ 0 ] , p_function_info , r_message ) ;
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} else if ( _is_operator_assign ( op - > op ) ) {
//chained assignment
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return _validate_assign ( op - > arguments [ 1 ] , p_function_info , r_message ) ;
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} else if ( op - > op = = OP_CALL ) {
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if ( r_message ) {
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* r_message = RTR ( " Assignment to function. " ) ;
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}
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return false ;
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}
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} else if ( p_node - > type = = Node : : TYPE_MEMBER ) {
MemberNode * member = static_cast < MemberNode * > ( p_node ) ;
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if ( member - > has_swizzling_duplicates ) {
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if ( r_message ) {
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* r_message = RTR ( " Swizzling assignment contains duplicates. " ) ;
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}
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return false ;
}
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return _validate_assign ( member - > owner , p_function_info , r_message ) ;
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} else if ( p_node - > type = = Node : : TYPE_VARIABLE ) {
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VariableNode * var = static_cast < VariableNode * > ( p_node ) ;
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if ( shader - > uniforms . has ( var - > name ) ) {
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if ( r_message ) {
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* r_message = RTR ( " Assignment to uniform. " ) ;
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}
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return false ;
}
2019-08-05 07:35:53 +00:00
if ( shader - > constants . has ( var - > name ) | | var - > is_const ) {
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if ( r_message ) {
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* r_message = RTR ( " Constants cannot be modified. " ) ;
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}
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return false ;
}
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if ( ! ( p_function_info . built_ins . has ( var - > name ) & & p_function_info . built_ins [ var - > name ] . constant ) ) {
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return true ;
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}
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} else if ( p_node - > type = = Node : : TYPE_ARRAY ) {
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ArrayNode * arr = static_cast < ArrayNode * > ( p_node ) ;
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if ( shader - > constants . has ( arr - > name ) | | arr - > is_const ) {
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if ( r_message ) {
2019-08-05 07:35:53 +00:00
* r_message = RTR ( " Constants cannot be modified. " ) ;
2020-05-14 14:41:43 +00:00
}
2019-08-05 07:35:53 +00:00
return false ;
}
2019-07-10 16:52:50 +00:00
return true ;
2017-12-15 21:23:16 +00:00
}
2018-07-29 15:17:45 +00:00
2020-05-14 14:41:43 +00:00
if ( r_message ) {
2018-07-29 15:17:45 +00:00
* r_message = " Assignment to constant expression. " ;
2020-05-14 14:41:43 +00:00
}
2018-07-29 15:17:45 +00:00
return false ;
2017-12-15 21:23:16 +00:00
}
2019-07-21 14:31:30 +00:00
bool ShaderLanguage : : _propagate_function_call_sampler_uniform_settings ( StringName p_name , int p_argument , TextureFilter p_filter , TextureRepeat p_repeat ) {
2020-12-08 18:58:49 +00:00
for ( int i = 0 ; i < shader - > functions . size ( ) ; i + + ) {
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if ( shader - > functions [ i ] . name = = p_name ) {
ERR_FAIL_INDEX_V ( p_argument , shader - > functions [ i ] . function - > arguments . size ( ) , false ) ;
FunctionNode : : Argument * arg = & shader - > functions [ i ] . function - > arguments . write [ p_argument ] ;
if ( arg - > tex_builtin_check ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Sampler argument %d of function '%s' called more than once using both built-ins and uniform textures, this is not supported (use either one or the other). " ) , p_argument , String ( p_name ) ) ) ;
2019-07-21 14:31:30 +00:00
return false ;
} else if ( arg - > tex_argument_check ) {
//was checked, verify that filter and repeat are the same
if ( arg - > tex_argument_filter = = p_filter & & arg - > tex_argument_repeat = = p_repeat ) {
return true ;
} else {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Sampler argument %d of function '%s' called more than once using textures that differ in either filter or repeat setting. " ) , p_argument , String ( p_name ) ) ) ;
2019-07-21 14:31:30 +00:00
return false ;
}
} else {
arg - > tex_argument_check = true ;
arg - > tex_argument_filter = p_filter ;
arg - > tex_argument_repeat = p_repeat ;
2021-08-09 20:13:42 +00:00
for ( KeyValue < StringName , Set < int > > & E : arg - > tex_argument_connect ) {
for ( Set < int > : : Element * F = E . value . front ( ) ; F ; F = F - > next ( ) ) {
if ( ! _propagate_function_call_sampler_uniform_settings ( E . key , F - > get ( ) , p_filter , p_repeat ) ) {
2019-07-21 14:31:30 +00:00
return false ;
}
}
}
return true ;
}
}
}
ERR_FAIL_V ( false ) ; //bug? function not found
}
2020-05-14 12:29:06 +00:00
2019-07-21 14:31:30 +00:00
bool ShaderLanguage : : _propagate_function_call_sampler_builtin_reference ( StringName p_name , int p_argument , const StringName & p_builtin ) {
2020-12-08 18:58:49 +00:00
for ( int i = 0 ; i < shader - > functions . size ( ) ; i + + ) {
2019-07-21 14:31:30 +00:00
if ( shader - > functions [ i ] . name = = p_name ) {
ERR_FAIL_INDEX_V ( p_argument , shader - > functions [ i ] . function - > arguments . size ( ) , false ) ;
FunctionNode : : Argument * arg = & shader - > functions [ i ] . function - > arguments . write [ p_argument ] ;
if ( arg - > tex_argument_check ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Sampler argument %d of function '%s' called more than once using both built-ins and uniform textures, this is not supported (use either one or the other). " ) , p_argument , String ( p_name ) ) ) ;
2019-07-21 14:31:30 +00:00
return false ;
} else if ( arg - > tex_builtin_check ) {
//was checked, verify that the built-in is the same
if ( arg - > tex_builtin = = p_builtin ) {
return true ;
} else {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Sampler argument %d of function '%s' called more than once using different built-ins. Only calling with the same built-in is supported. " ) , p_argument , String ( p_name ) ) ) ;
2019-07-21 14:31:30 +00:00
return false ;
}
} else {
arg - > tex_builtin_check = true ;
arg - > tex_builtin = p_builtin ;
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for ( KeyValue < StringName , Set < int > > & E : arg - > tex_argument_connect ) {
for ( Set < int > : : Element * F = E . value . front ( ) ; F ; F = F - > next ( ) ) {
if ( ! _propagate_function_call_sampler_builtin_reference ( E . key , F - > get ( ) , p_builtin ) ) {
2019-07-21 14:31:30 +00:00
return false ;
}
}
}
return true ;
}
}
}
ERR_FAIL_V ( false ) ; //bug? function not found
}
2022-01-15 09:10:26 +00:00
Error ShaderLanguage : : _parse_array_size ( BlockNode * p_block , const FunctionInfo & p_function_info , bool p_forbid_unknown_size , Node * * r_size_expression , int * r_array_size , bool * r_unknown_size ) {
bool error = false ;
if ( r_array_size ! = nullptr & & * r_array_size > 0 ) {
error = true ;
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}
2022-01-15 09:10:26 +00:00
if ( r_unknown_size ! = nullptr & & * r_unknown_size ) {
error = true ;
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}
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if ( error ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Array size is already defined. " ) ) ) ;
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return ERR_PARSE_ERROR ;
}
TkPos pos = _get_tkpos ( ) ;
Token tk = _get_token ( ) ;
if ( tk . type = = TK_BRACKET_CLOSE ) {
2022-01-15 09:10:26 +00:00
if ( p_forbid_unknown_size ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Unknown array size is forbidden in that context. " ) ) ) ;
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return ERR_PARSE_ERROR ;
}
if ( r_unknown_size ! = nullptr ) {
* r_unknown_size = true ;
}
2021-10-07 13:00:19 +00:00
} else {
2022-01-15 09:10:26 +00:00
int array_size = 0 ;
2021-12-03 19:05:23 +00:00
if ( ! tk . is_integer_constant ( ) | | ( ( int ) tk . constant ) < = 0 ) {
2021-10-07 13:00:19 +00:00
_set_tkpos ( pos ) ;
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Node * n = _parse_and_reduce_expression ( p_block , p_function_info ) ;
if ( n ) {
if ( n - > type = = Node : : TYPE_VARIABLE ) {
VariableNode * vn = static_cast < VariableNode * > ( n ) ;
if ( vn ) {
ConstantNode : : Value v ;
DataType data_type ;
bool is_const = false ;
_find_identifier ( p_block , false , p_function_info , vn - > name , & data_type , nullptr , & is_const , nullptr , nullptr , & v ) ;
if ( is_const ) {
if ( data_type = = TYPE_INT ) {
int32_t value = v . sint ;
if ( value > 0 ) {
array_size = value ;
}
} else if ( data_type = = TYPE_UINT ) {
uint32_t value = v . uint ;
if ( value > 0U ) {
array_size = value ;
}
}
}
}
} else if ( n - > type = = Node : : TYPE_OPERATOR ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Array size expressions are not supported. " ) ) ) ;
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return ERR_PARSE_ERROR ;
}
if ( r_size_expression ! = nullptr ) {
* r_size_expression = n ;
}
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}
} else if ( ( ( int ) tk . constant ) > 0 ) {
2022-01-15 09:10:26 +00:00
array_size = ( uint32_t ) tk . constant ;
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}
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if ( array_size < = 0 ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected a positive integer constant. " ) ) ;
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return ERR_PARSE_ERROR ;
}
tk = _get_token ( ) ;
if ( tk . type ! = TK_BRACKET_CLOSE ) {
2022-01-19 12:00:11 +00:00
_set_expected_error ( " ] " ) ;
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return ERR_PARSE_ERROR ;
}
2022-01-15 09:10:26 +00:00
if ( r_array_size ! = nullptr ) {
* r_array_size = array_size ;
}
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}
return OK ;
}
2021-05-21 16:16:23 +00:00
ShaderLanguage : : Node * ShaderLanguage : : _parse_array_constructor ( BlockNode * p_block , const FunctionInfo & p_function_info ) {
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DataType type = TYPE_VOID ;
String struct_name = " " ;
int array_size = 0 ;
bool auto_size = false ;
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bool undefined_size = false ;
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Token tk = _get_token ( ) ;
if ( tk . type = = TK_CURLY_BRACKET_OPEN ) {
auto_size = true ;
} else {
if ( shader - > structs . has ( tk . text ) ) {
type = TYPE_STRUCT ;
struct_name = tk . text ;
} else {
if ( ! is_token_variable_datatype ( tk . type ) ) {
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_set_error ( RTR ( " Invalid data type for the array. " ) ) ;
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return nullptr ;
}
type = get_token_datatype ( tk . type ) ;
}
tk = _get_token ( ) ;
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if ( tk . type = = TK_BRACKET_OPEN ) {
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Error error = _parse_array_size ( p_block , p_function_info , false , nullptr , & array_size , & undefined_size ) ;
if ( error ! = OK ) {
return nullptr ;
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}
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tk = _get_token ( ) ;
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} else {
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_set_expected_error ( " [ " ) ;
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return nullptr ;
}
}
ArrayConstructNode * an = alloc_node < ArrayConstructNode > ( ) ;
if ( tk . type = = TK_PARENTHESIS_OPEN | | auto_size ) { // initialization
int idx = 0 ;
while ( true ) {
Node * n = _parse_and_reduce_expression ( p_block , p_function_info ) ;
if ( ! n ) {
return nullptr ;
}
// define type by using the first member
if ( auto_size & & idx = = 0 ) {
type = n - > get_datatype ( ) ;
if ( type = = TYPE_STRUCT ) {
struct_name = n - > get_datatype_name ( ) ;
}
} else {
if ( ! _compare_datatypes ( type , struct_name , 0 , n - > get_datatype ( ) , n - > get_datatype_name ( ) , 0 ) ) {
return nullptr ;
}
}
tk = _get_token ( ) ;
if ( tk . type = = TK_COMMA ) {
an - > initializer . push_back ( n ) ;
} else if ( ! auto_size & & tk . type = = TK_PARENTHESIS_CLOSE ) {
an - > initializer . push_back ( n ) ;
break ;
} else if ( auto_size & & tk . type = = TK_CURLY_BRACKET_CLOSE ) {
an - > initializer . push_back ( n ) ;
break ;
} else {
if ( auto_size ) {
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_set_expected_error ( " } " , " , " ) ;
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} else {
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_set_expected_error ( " ) " , " , " ) ;
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}
return nullptr ;
}
idx + + ;
}
if ( ! auto_size & & ! undefined_size & & an - > initializer . size ( ) ! = array_size ) {
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_set_error ( RTR ( " Array size mismatch. " ) ) ;
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return nullptr ;
}
} else {
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_set_error ( RTR ( " Expected array initialization. " ) ) ;
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return nullptr ;
}
an - > datatype = type ;
an - > struct_name = struct_name ;
return an ;
}
ShaderLanguage : : Node * ShaderLanguage : : _parse_array_constructor ( BlockNode * p_block , const FunctionInfo & p_function_info , DataType p_type , const StringName & p_struct_name , int p_array_size ) {
DataType type = TYPE_VOID ;
String struct_name = " " ;
int array_size = 0 ;
bool auto_size = false ;
TkPos prev_pos = _get_tkpos ( ) ;
Token tk = _get_token ( ) ;
if ( tk . type = = TK_CURLY_BRACKET_OPEN ) {
auto_size = true ;
} else {
if ( shader - > structs . has ( tk . text ) ) {
type = TYPE_STRUCT ;
struct_name = tk . text ;
} else {
if ( ! is_token_variable_datatype ( tk . type ) ) {
_set_tkpos ( prev_pos ) ;
Node * n = _parse_and_reduce_expression ( p_block , p_function_info ) ;
if ( ! n ) {
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_set_error ( RTR ( " Invalid data type for the array. " ) ) ;
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return nullptr ;
}
if ( ! _compare_datatypes ( p_type , p_struct_name , p_array_size , n - > get_datatype ( ) , n - > get_datatype_name ( ) , n - > get_array_size ( ) ) ) {
return nullptr ;
}
return n ;
}
type = get_token_datatype ( tk . type ) ;
}
tk = _get_token ( ) ;
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if ( tk . type = = TK_BRACKET_OPEN ) {
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bool is_unknown_size = false ;
Error error = _parse_array_size ( p_block , p_function_info , false , nullptr , & array_size , & is_unknown_size ) ;
if ( error ! = OK ) {
return nullptr ;
}
if ( is_unknown_size ) {
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array_size = p_array_size ;
}
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tk = _get_token ( ) ;
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} else {
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_set_expected_error ( " [ " ) ;
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return nullptr ;
}
if ( type ! = p_type | | struct_name ! = p_struct_name | | array_size ! = p_array_size ) {
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String from ;
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if ( type = = TYPE_STRUCT ) {
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from + = struct_name ;
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} else {
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from + = get_datatype_name ( type ) ;
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}
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from + = " [ " ;
from + = itos ( array_size ) ;
from + = " ]' " ;
String to ;
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if ( type = = TYPE_STRUCT ) {
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to + = p_struct_name ;
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} else {
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to + = get_datatype_name ( p_type ) ;
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}
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to + = " [ " ;
to + = itos ( p_array_size ) ;
to + = " ]' " ;
_set_error ( vformat ( RTR ( " Cannot convert from '%s' to '%s'. " ) , from , to ) ) ;
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return nullptr ;
}
}
ArrayConstructNode * an = alloc_node < ArrayConstructNode > ( ) ;
an - > datatype = p_type ;
an - > struct_name = p_struct_name ;
if ( tk . type = = TK_PARENTHESIS_OPEN | | auto_size ) { // initialization
while ( true ) {
Node * n = _parse_and_reduce_expression ( p_block , p_function_info ) ;
if ( ! n ) {
return nullptr ;
}
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if ( ! _compare_datatypes ( p_type , p_struct_name , 0 , n - > get_datatype ( ) , n - > get_datatype_name ( ) , n - > get_array_size ( ) ) ) {
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return nullptr ;
}
tk = _get_token ( ) ;
if ( tk . type = = TK_COMMA ) {
an - > initializer . push_back ( n ) ;
} else if ( ! auto_size & & tk . type = = TK_PARENTHESIS_CLOSE ) {
an - > initializer . push_back ( n ) ;
break ;
} else if ( auto_size & & tk . type = = TK_CURLY_BRACKET_CLOSE ) {
an - > initializer . push_back ( n ) ;
break ;
} else {
if ( auto_size ) {
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_set_expected_error ( " } " , " , " ) ;
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} else {
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_set_expected_error ( " ) " , " , " ) ;
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}
return nullptr ;
}
}
if ( an - > initializer . size ( ) ! = p_array_size ) {
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_set_error ( RTR ( " Array size mismatch. " ) ) ;
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return nullptr ;
}
} else {
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_set_error ( RTR ( " Expected array initialization. " ) ) ;
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return nullptr ;
}
return an ;
}
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ShaderLanguage : : Node * ShaderLanguage : : _parse_expression ( BlockNode * p_block , const FunctionInfo & p_function_info ) {
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Vector < Expression > expression ;
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//Vector<TokenType> operators;
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2017-03-05 15:44:50 +00:00
while ( true ) {
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Node * expr = nullptr ;
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TkPos prepos = _get_tkpos ( ) ;
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Token tk = _get_token ( ) ;
2017-03-05 15:44:50 +00:00
TkPos pos = _get_tkpos ( ) ;
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bool is_const = false ;
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if ( tk . type = = TK_PARENTHESIS_OPEN ) {
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//handle subexpression
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expr = _parse_and_reduce_expression ( p_block , p_function_info ) ;
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if ( ! expr ) {
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return nullptr ;
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}
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2016-10-03 19:33:42 +00:00
tk = _get_token ( ) ;
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if ( tk . type ! = TK_PARENTHESIS_CLOSE ) {
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_set_error ( RTR ( " Expected ')' in expression. " ) ) ;
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return nullptr ;
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}
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2020-12-04 12:25:14 +00:00
} else if ( tk . type = = TK_FLOAT_CONSTANT ) {
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ConstantNode * constant = alloc_node < ConstantNode > ( ) ;
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ConstantNode : : Value v ;
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v . real = tk . constant ;
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constant - > values . push_back ( v ) ;
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constant - > datatype = TYPE_FLOAT ;
expr = constant ;
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2017-03-05 15:44:50 +00:00
} else if ( tk . type = = TK_INT_CONSTANT ) {
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ConstantNode * constant = alloc_node < ConstantNode > ( ) ;
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ConstantNode : : Value v ;
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v . sint = tk . constant ;
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constant - > values . push_back ( v ) ;
2017-03-05 15:44:50 +00:00
constant - > datatype = TYPE_INT ;
expr = constant ;
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2021-12-03 19:05:23 +00:00
} else if ( tk . type = = TK_UINT_CONSTANT ) {
ConstantNode * constant = alloc_node < ConstantNode > ( ) ;
ConstantNode : : Value v ;
v . uint = tk . constant ;
constant - > values . push_back ( v ) ;
constant - > datatype = TYPE_UINT ;
expr = constant ;
2017-03-05 15:44:50 +00:00
} else if ( tk . type = = TK_TRUE ) {
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//handle true constant
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ConstantNode * constant = alloc_node < ConstantNode > ( ) ;
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ConstantNode : : Value v ;
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v . boolean = true ;
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constant - > values . push_back ( v ) ;
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constant - > datatype = TYPE_BOOL ;
expr = constant ;
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2017-03-05 15:44:50 +00:00
} else if ( tk . type = = TK_FALSE ) {
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//handle false constant
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ConstantNode * constant = alloc_node < ConstantNode > ( ) ;
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ConstantNode : : Value v ;
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v . boolean = false ;
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constant - > values . push_back ( v ) ;
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constant - > datatype = TYPE_BOOL ;
expr = constant ;
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2017-03-05 15:44:50 +00:00
} else if ( tk . type = = TK_TYPE_VOID ) {
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//make sure void is not used in expression
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Void value not allowed in expression. " ) ) ;
2020-04-01 23:20:12 +00:00
return nullptr ;
2021-05-21 16:16:23 +00:00
} else if ( is_token_nonvoid_datatype ( tk . type ) | | tk . type = = TK_CURLY_BRACKET_OPEN ) {
if ( tk . type = = TK_CURLY_BRACKET_OPEN ) {
//array constructor
2014-02-10 01:10:30 +00:00
2021-05-21 16:16:23 +00:00
_set_tkpos ( prepos ) ;
expr = _parse_array_constructor ( p_block , p_function_info ) ;
} else {
DataType datatype ;
DataPrecision precision ;
bool precision_defined = false ;
2014-02-10 01:10:30 +00:00
2021-05-21 16:16:23 +00:00
if ( is_token_precision ( tk . type ) ) {
precision = get_token_precision ( tk . type ) ;
precision_defined = true ;
tk = _get_token ( ) ;
}
datatype = get_token_datatype ( tk . type ) ;
2017-03-05 15:44:50 +00:00
tk = _get_token ( ) ;
2014-02-10 01:10:30 +00:00
2021-05-21 16:16:23 +00:00
if ( tk . type = = TK_BRACKET_OPEN ) {
//array constructor
2014-02-10 01:10:30 +00:00
2021-05-21 16:16:23 +00:00
_set_tkpos ( prepos ) ;
expr = _parse_array_constructor ( p_block , p_function_info ) ;
} else {
if ( tk . type ! = TK_PARENTHESIS_OPEN ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected '(' after the type name. " ) ) ;
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return nullptr ;
}
//basic type constructor
2014-02-10 01:10:30 +00:00
2021-05-21 16:16:23 +00:00
OperatorNode * func = alloc_node < OperatorNode > ( ) ;
func - > op = OP_CONSTRUCT ;
2014-02-10 01:10:30 +00:00
2021-05-21 16:16:23 +00:00
if ( precision_defined ) {
func - > return_precision_cache = precision ;
}
2014-02-10 01:10:30 +00:00
2021-05-21 16:16:23 +00:00
VariableNode * funcname = alloc_node < VariableNode > ( ) ;
funcname - > name = get_datatype_name ( datatype ) ;
func - > arguments . push_back ( funcname ) ;
2014-02-10 01:10:30 +00:00
2021-05-21 16:16:23 +00:00
int carg = - 1 ;
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2021-05-21 16:16:23 +00:00
bool ok = _parse_function_arguments ( p_block , p_function_info , func , & carg ) ;
2014-02-10 01:10:30 +00:00
2021-05-21 16:16:23 +00:00
if ( carg > = 0 ) {
completion_type = COMPLETION_CALL_ARGUMENTS ;
completion_line = tk_line ;
completion_block = p_block ;
completion_function = funcname - > name ;
completion_argument = carg ;
}
2014-02-10 01:10:30 +00:00
2021-05-21 16:16:23 +00:00
if ( ! ok ) {
return nullptr ;
}
if ( ! _validate_function_call ( p_block , p_function_info , func , & func - > return_cache , & func - > struct_name ) ) {
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_set_error ( vformat ( RTR ( " No matching constructor found for: '%s'. " ) , String ( funcname - > name ) ) ) ;
2021-05-21 16:16:23 +00:00
return nullptr ;
}
expr = _reduce_expression ( p_block , func ) ;
}
}
2017-03-05 15:44:50 +00:00
} else if ( tk . type = = TK_IDENTIFIER ) {
2016-10-07 14:31:18 +00:00
_set_tkpos ( prepos ) ;
2014-02-10 01:10:30 +00:00
2016-10-07 14:31:18 +00:00
StringName identifier ;
2014-02-10 01:10:30 +00:00
2020-04-01 23:20:12 +00:00
StructNode * pstruct = nullptr ;
2020-01-17 19:35:22 +00:00
bool struct_init = false ;
2017-03-05 15:44:50 +00:00
_get_completable_identifier ( p_block , COMPLETION_IDENTIFIER , identifier ) ;
2014-02-10 01:10:30 +00:00
2020-01-17 19:35:22 +00:00
if ( shader - > structs . has ( identifier ) ) {
pstruct = shader - > structs [ identifier ] . shader_struct ;
struct_init = true ;
}
2017-03-05 15:44:50 +00:00
tk = _get_token ( ) ;
if ( tk . type = = TK_PARENTHESIS_OPEN ) {
2020-01-17 19:35:22 +00:00
if ( struct_init ) { //a struct constructor
2014-02-10 01:10:30 +00:00
2020-01-17 19:35:22 +00:00
const StringName & name = identifier ;
2014-02-10 01:10:30 +00:00
2020-01-17 19:35:22 +00:00
OperatorNode * func = alloc_node < OperatorNode > ( ) ;
func - > op = OP_STRUCT ;
func - > struct_name = name ;
func - > return_cache = TYPE_STRUCT ;
VariableNode * funcname = alloc_node < VariableNode > ( ) ;
funcname - > name = name ;
func - > arguments . push_back ( funcname ) ;
2014-02-10 01:10:30 +00:00
2020-01-17 19:35:22 +00:00
for ( int i = 0 ; i < pstruct - > members . size ( ) ; i + + ) {
2020-02-11 19:03:04 +00:00
Node * nexpr ;
2019-10-06 17:35:41 +00:00
2020-02-11 19:03:04 +00:00
if ( pstruct - > members [ i ] - > array_size ! = 0 ) {
2020-12-26 18:13:24 +00:00
nexpr = _parse_array_constructor ( p_block , p_function_info , pstruct - > members [ i ] - > get_datatype ( ) , pstruct - > members [ i ] - > struct_name , pstruct - > members [ i ] - > array_size ) ;
if ( ! nexpr ) {
2020-04-01 23:20:12 +00:00
return nullptr ;
2020-02-11 19:03:04 +00:00
}
} else {
2020-09-06 12:18:10 +00:00
nexpr = _parse_and_reduce_expression ( p_block , p_function_info ) ;
2020-02-11 19:03:04 +00:00
if ( ! nexpr ) {
2020-04-01 23:20:12 +00:00
return nullptr ;
2020-02-11 19:03:04 +00:00
}
if ( ! _compare_datatypes_in_nodes ( pstruct - > members [ i ] , nexpr ) ) {
2020-04-01 23:20:12 +00:00
return nullptr ;
2020-02-11 19:03:04 +00:00
}
2017-04-07 02:36:37 +00:00
}
2019-07-21 14:31:30 +00:00
2020-01-17 19:35:22 +00:00
if ( i + 1 < pstruct - > members . size ( ) ) {
tk = _get_token ( ) ;
if ( tk . type ! = TK_COMMA ) {
2022-01-19 12:00:11 +00:00
_set_expected_error ( " , " ) ;
2020-04-01 23:20:12 +00:00
return nullptr ;
2020-01-17 19:35:22 +00:00
}
}
func - > arguments . push_back ( nexpr ) ;
}
tk = _get_token ( ) ;
if ( tk . type ! = TK_PARENTHESIS_CLOSE ) {
2022-01-19 12:00:11 +00:00
_set_expected_error ( " ) " ) ;
2020-04-01 23:20:12 +00:00
return nullptr ;
2016-10-10 21:31:01 +00:00
}
2014-02-10 01:10:30 +00:00
2020-01-17 19:35:22 +00:00
expr = func ;
2014-02-10 01:10:30 +00:00
2021-05-21 16:16:23 +00:00
} else { //a function call
2014-02-10 01:10:30 +00:00
2020-01-17 19:35:22 +00:00
const StringName & name = identifier ;
2014-02-10 01:10:30 +00:00
2020-01-17 19:35:22 +00:00
OperatorNode * func = alloc_node < OperatorNode > ( ) ;
func - > op = OP_CALL ;
VariableNode * funcname = alloc_node < VariableNode > ( ) ;
funcname - > name = name ;
func - > arguments . push_back ( funcname ) ;
2019-07-21 14:31:30 +00:00
2020-01-17 19:35:22 +00:00
int carg = - 1 ;
2019-07-21 14:31:30 +00:00
2020-09-06 12:18:10 +00:00
bool ok = _parse_function_arguments ( p_block , p_function_info , func , & carg ) ;
2019-07-21 14:31:30 +00:00
2020-01-17 19:35:22 +00:00
// Check if block has a variable with the same name as function to prevent shader crash.
ShaderLanguage : : BlockNode * bnode = p_block ;
while ( bnode ) {
if ( bnode - > variables . has ( name ) ) {
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_set_error ( RTR ( " Expected a function name. " ) ) ;
2020-04-01 23:20:12 +00:00
return nullptr ;
2020-01-17 19:35:22 +00:00
}
bnode = bnode - > parent_block ;
}
2019-07-21 14:31:30 +00:00
2020-01-17 19:35:22 +00:00
//test if function was parsed first
int function_index = - 1 ;
for ( int i = 0 ; i < shader - > functions . size ( ) ; i + + ) {
if ( shader - > functions [ i ] . name = = name ) {
//add to current function as dependency
for ( int j = 0 ; j < shader - > functions . size ( ) ; j + + ) {
if ( shader - > functions [ j ] . name = = current_function ) {
shader - > functions . write [ j ] . uses_function . insert ( name ) ;
2019-07-21 14:31:30 +00:00
break ;
}
}
2020-01-17 19:35:22 +00:00
//see if texture arguments must connect
function_index = i ;
break ;
2019-07-21 14:31:30 +00:00
}
2020-01-17 19:35:22 +00:00
}
2019-07-21 14:31:30 +00:00
2020-01-17 19:35:22 +00:00
if ( carg > = 0 ) {
completion_type = COMPLETION_CALL_ARGUMENTS ;
completion_line = tk_line ;
completion_block = p_block ;
completion_function = funcname - > name ;
completion_argument = carg ;
}
2020-05-14 14:41:43 +00:00
if ( ! ok ) {
2020-04-01 23:20:12 +00:00
return nullptr ;
2020-05-14 14:41:43 +00:00
}
2020-01-17 19:35:22 +00:00
2020-09-06 12:18:10 +00:00
if ( ! _validate_function_call ( p_block , p_function_info , func , & func - > return_cache , & func - > struct_name ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " No matching function found for: '%s'. " ) , String ( funcname - > name ) ) ) ;
2020-04-01 23:20:12 +00:00
return nullptr ;
2020-01-17 19:35:22 +00:00
}
completion_class = TAG_GLOBAL ; // reset sub-class
if ( function_index > = 0 ) {
//connect texture arguments, so we can cache in the
//argument what type of filter and repeat to use
FunctionNode * call_function = shader - > functions [ function_index ] . function ;
if ( call_function ) {
2021-05-21 16:16:23 +00:00
func - > return_cache = call_function - > get_datatype ( ) ;
func - > struct_name = call_function - > get_datatype_name ( ) ;
func - > return_array_size = call_function - > get_array_size ( ) ;
2020-01-17 19:35:22 +00:00
//get current base function
2020-04-01 23:20:12 +00:00
FunctionNode * base_function = nullptr ;
2020-01-17 19:35:22 +00:00
{
BlockNode * b = p_block ;
while ( b ) {
if ( b - > parent_function ) {
base_function = b - > parent_function ;
break ;
} else {
b = b - > parent_block ;
2019-07-21 14:31:30 +00:00
}
2020-01-17 19:35:22 +00:00
}
}
2020-04-01 23:20:12 +00:00
ERR_FAIL_COND_V ( ! base_function , nullptr ) ; //bug, wtf
2020-01-17 19:35:22 +00:00
for ( int i = 0 ; i < call_function - > arguments . size ( ) ; i + + ) {
int argidx = i + 1 ;
2020-02-12 20:16:47 +00:00
if ( argidx < func - > arguments . size ( ) ) {
2021-12-23 11:04:30 +00:00
bool error = false ;
Node * n = func - > arguments [ argidx ] ;
ArgumentQualifier arg_qual = call_function - > arguments [ i ] . qualifier ;
bool is_out_arg = arg_qual ! = ArgumentQualifier : : ARGUMENT_QUALIFIER_IN ;
if ( n - > type = = Node : : TYPE_VARIABLE | | n - > type = = Node : : TYPE_ARRAY ) {
StringName varname ;
if ( n - > type = = Node : : TYPE_VARIABLE ) {
VariableNode * vn = static_cast < VariableNode * > ( n ) ;
varname = vn - > name ;
} else { // TYPE_ARRAY
ArrayNode * an = static_cast < ArrayNode * > ( n ) ;
varname = an - > name ;
}
if ( shader - > varyings . has ( varname ) ) {
switch ( shader - > varyings [ varname ] . stage ) {
case ShaderNode : : Varying : : STAGE_UNKNOWN : {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Varying '%s' must be assigned in the vertex or fragment function first. " ) , varname ) ) ;
2021-12-23 11:04:30 +00:00
return nullptr ;
}
case ShaderNode : : Varying : : STAGE_VERTEX_TO_FRAGMENT_LIGHT :
[[fallthrough]] ;
case ShaderNode : : Varying : : STAGE_VERTEX :
if ( is_out_arg & & current_function ! = varying_function_names . vertex ) { // inout/out
error = true ;
}
break ;
case ShaderNode : : Varying : : STAGE_FRAGMENT_TO_LIGHT :
[[fallthrough]] ;
case ShaderNode : : Varying : : STAGE_FRAGMENT :
if ( ! is_out_arg ) {
if ( current_function ! = varying_function_names . fragment & & current_function ! = varying_function_names . light ) {
error = true ;
}
} else if ( current_function ! = varying_function_names . fragment ) { // inout/out
error = true ;
}
break ;
default :
break ;
}
if ( error ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Varying '%s' cannot be passed for the '%s' parameter in that context. " ) , varname , _get_qualifier_str ( arg_qual ) ) ) ;
2021-12-23 11:04:30 +00:00
return nullptr ;
}
}
}
bool is_const_arg = call_function - > arguments [ i ] . is_const ;
if ( is_const_arg | | is_out_arg ) {
StringName varname ;
if ( n - > type = = Node : : TYPE_CONSTANT | | n - > type = = Node : : TYPE_OPERATOR | | n - > type = = Node : : TYPE_ARRAY_CONSTRUCT ) {
if ( ! is_const_arg ) {
2021-11-19 08:25:23 +00:00
error = true ;
}
2020-02-12 20:16:47 +00:00
} else if ( n - > type = = Node : : TYPE_ARRAY ) {
ArrayNode * an = static_cast < ArrayNode * > ( n ) ;
2021-12-23 11:04:30 +00:00
if ( ! is_const_arg & & ( an - > call_expression ! = nullptr | | an - > is_const ) ) {
2020-02-12 20:16:47 +00:00
error = true ;
}
2021-12-23 11:04:30 +00:00
varname = an - > name ;
2020-02-12 20:16:47 +00:00
} else if ( n - > type = = Node : : TYPE_VARIABLE ) {
VariableNode * vn = static_cast < VariableNode * > ( n ) ;
2021-12-23 11:04:30 +00:00
if ( vn - > is_const & & ! is_const_arg ) {
2020-02-12 20:16:47 +00:00
error = true ;
}
2021-12-23 11:04:30 +00:00
varname = vn - > name ;
2020-02-12 20:16:47 +00:00
} else if ( n - > type = = Node : : TYPE_MEMBER ) {
MemberNode * mn = static_cast < MemberNode * > ( n ) ;
2021-12-23 11:04:30 +00:00
if ( mn - > basetype_const & & is_out_arg ) {
2020-02-12 20:16:47 +00:00
error = true ;
}
2020-01-17 19:35:22 +00:00
}
2021-12-23 11:04:30 +00:00
if ( ! error & & varname ! = StringName ( ) ) {
if ( shader - > constants . has ( varname ) ) {
error = true ;
} else if ( shader - > uniforms . has ( varname ) ) {
error = true ;
} else if ( p_function_info . built_ins . has ( varname ) ) {
BuiltInInfo info = p_function_info . built_ins [ varname ] ;
if ( info . constant ) {
error = true ;
}
}
}
2020-02-12 20:16:47 +00:00
if ( error ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " A constant value cannot be passed for '%s' parameter. " ) , _get_qualifier_str ( arg_qual ) ) ) ;
2020-04-01 23:20:12 +00:00
return nullptr ;
2020-01-17 19:35:22 +00:00
}
2020-02-12 20:16:47 +00:00
}
if ( is_sampler_type ( call_function - > arguments [ i ] . type ) ) {
//let's see where our argument comes from
ERR_CONTINUE ( n - > type ! = Node : : TYPE_VARIABLE ) ; //bug? this should always be a variable
VariableNode * vn = static_cast < VariableNode * > ( n ) ;
StringName varname = vn - > name ;
if ( shader - > uniforms . has ( varname ) ) {
//being sampler, this either comes from a uniform
ShaderNode : : Uniform * u = & shader - > uniforms [ varname ] ;
ERR_CONTINUE ( u - > type ! = call_function - > arguments [ i ] . type ) ; //this should have been validated previously
//propagate
if ( ! _propagate_function_call_sampler_uniform_settings ( name , i , u - > filter , u - > repeat ) ) {
2020-04-01 23:20:12 +00:00
return nullptr ;
2020-02-12 20:16:47 +00:00
}
2020-09-06 12:18:10 +00:00
} else if ( p_function_info . built_ins . has ( varname ) ) {
2020-02-12 20:16:47 +00:00
//a built-in
if ( ! _propagate_function_call_sampler_builtin_reference ( name , i , varname ) ) {
2020-04-01 23:20:12 +00:00
return nullptr ;
2020-02-12 20:16:47 +00:00
}
} else {
//or this comes from an argument, but nothing else can be a sampler
bool found = false ;
for ( int j = 0 ; j < base_function - > arguments . size ( ) ; j + + ) {
if ( base_function - > arguments [ j ] . name = = varname ) {
if ( ! base_function - > arguments [ j ] . tex_argument_connect . has ( call_function - > name ) ) {
base_function - > arguments . write [ j ] . tex_argument_connect [ call_function - > name ] = Set < int > ( ) ;
}
base_function - > arguments . write [ j ] . tex_argument_connect [ call_function - > name ] . insert ( i ) ;
found = true ;
break ;
2020-01-17 19:35:22 +00:00
}
2019-07-21 14:31:30 +00:00
}
2020-02-12 20:16:47 +00:00
ERR_CONTINUE ( ! found ) ;
2019-07-21 14:31:30 +00:00
}
}
2020-02-12 20:16:47 +00:00
} else {
break ;
2019-07-21 14:31:30 +00:00
}
}
}
}
2020-01-17 19:35:22 +00:00
expr = func ;
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# ifdef DEBUG_ENABLED
if ( check_warnings ) {
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StringName func_name ;
if ( p_block & & p_block - > parent_function ) {
func_name = p_block - > parent_function - > name ;
}
_parse_used_identifier ( name , IdentifierType : : IDENTIFIER_FUNCTION , func_name ) ;
2021-01-01 15:04:47 +00:00
}
# endif // DEBUG_ENABLED
2019-07-21 14:31:30 +00:00
}
2016-10-03 19:33:42 +00:00
} else {
//an identifier
2014-02-10 01:10:30 +00:00
2021-01-01 15:04:47 +00:00
last_name = identifier ;
last_type = IDENTIFIER_MAX ;
2016-10-07 14:31:18 +00:00
_set_tkpos ( pos ) ;
2014-02-10 01:10:30 +00:00
2016-10-03 19:33:42 +00:00
DataType data_type ;
IdentifierType ident_type ;
2019-07-10 16:52:50 +00:00
int array_size = 0 ;
2020-01-17 19:35:22 +00:00
StringName struct_name ;
2021-08-13 05:12:04 +00:00
bool is_local = false ;
2014-02-10 01:10:30 +00:00
2020-02-07 11:50:11 +00:00
if ( p_block & & p_block - > block_tag ! = SubClassTag : : TAG_GLOBAL ) {
int idx = 0 ;
bool found = false ;
2014-02-10 01:10:30 +00:00
2020-02-07 11:50:11 +00:00
while ( builtin_func_defs [ idx ] . name ) {
if ( builtin_func_defs [ idx ] . tag = = p_block - > block_tag & & builtin_func_defs [ idx ] . name = = identifier ) {
found = true ;
break ;
}
idx + + ;
}
if ( ! found ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Unknown identifier in expression: '%s'. " ) , String ( identifier ) ) ) ;
2020-04-01 23:20:12 +00:00
return nullptr ;
2020-02-07 11:50:11 +00:00
}
} else {
2020-09-06 12:18:10 +00:00
if ( ! _find_identifier ( p_block , false , p_function_info , identifier , & data_type , & ident_type , & is_const , & array_size , & struct_name ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Unknown identifier in expression: '%s'. " ) , String ( identifier ) ) ) ;
2020-04-01 23:20:12 +00:00
return nullptr ;
2020-02-07 11:50:11 +00:00
}
2020-12-26 11:26:19 +00:00
if ( ident_type = = IDENTIFIER_VARYING ) {
TkPos prev_pos = _get_tkpos ( ) ;
Token next_token = _get_token ( ) ;
2021-08-11 06:38:38 +00:00
// An array of varyings.
if ( next_token . type = = TK_BRACKET_OPEN ) {
_get_token ( ) ; // Pass constant.
_get_token ( ) ; // Pass TK_BRACKET_CLOSE.
next_token = _get_token ( ) ;
}
2020-12-26 11:26:19 +00:00
_set_tkpos ( prev_pos ) ;
2021-07-26 11:38:33 +00:00
2021-08-11 06:38:38 +00:00
String error ;
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if ( is_token_operator_assign ( next_token . type ) ) {
2020-12-26 11:26:19 +00:00
if ( ! _validate_varying_assign ( shader - > varyings [ identifier ] , & error ) ) {
_set_error ( error ) ;
return nullptr ;
}
} else {
2021-12-23 11:04:30 +00:00
ShaderNode : : Varying & var = shader - > varyings [ identifier ] ;
switch ( var . stage ) {
case ShaderNode : : Varying : : STAGE_VERTEX :
if ( current_function = = varying_function_names . fragment | | current_function = = varying_function_names . light ) {
var . stage = ShaderNode : : Varying : : STAGE_VERTEX_TO_FRAGMENT_LIGHT ;
}
break ;
case ShaderNode : : Varying : : STAGE_FRAGMENT :
if ( current_function = = varying_function_names . light ) {
var . stage = ShaderNode : : Varying : : STAGE_FRAGMENT_TO_LIGHT ;
}
break ;
default :
break ;
2020-12-26 11:26:19 +00:00
}
}
}
2020-02-07 11:50:11 +00:00
if ( ident_type = = IDENTIFIER_FUNCTION ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Can't use function as identifier: '%s'. " ) , String ( identifier ) ) ) ;
2020-04-01 23:20:12 +00:00
return nullptr ;
2020-02-07 11:50:11 +00:00
}
2021-01-01 15:04:47 +00:00
if ( is_const ) {
last_type = IDENTIFIER_CONSTANT ;
} else {
last_type = ident_type ;
}
2021-08-13 05:12:04 +00:00
is_local = ident_type = = IDENTIFIER_LOCAL_VAR | | ident_type = = IDENTIFIER_FUNCTION_ARGUMENT ;
2016-10-03 19:33:42 +00:00
}
2014-02-10 01:10:30 +00:00
2020-04-01 23:20:12 +00:00
Node * index_expression = nullptr ;
Node * call_expression = nullptr ;
2020-12-26 18:13:24 +00:00
Node * assign_expression = nullptr ;
2019-07-10 16:52:50 +00:00
if ( array_size > 0 ) {
2021-10-05 06:47:50 +00:00
prepos = _get_tkpos ( ) ;
tk = _get_token ( ) ;
2019-07-10 16:52:50 +00:00
2021-10-05 06:47:50 +00:00
if ( tk . type = = TK_OP_ASSIGN ) {
if ( is_const ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Constants cannot be modified. " ) ) ;
2021-10-05 06:47:50 +00:00
return nullptr ;
}
assign_expression = _parse_array_constructor ( p_block , p_function_info , data_type , struct_name , array_size ) ;
if ( ! assign_expression ) {
return nullptr ;
}
} else if ( tk . type = = TK_PERIOD ) {
completion_class = TAG_ARRAY ;
p_block - > block_tag = SubClassTag : : TAG_ARRAY ;
call_expression = _parse_and_reduce_expression ( p_block , p_function_info ) ;
p_block - > block_tag = SubClassTag : : TAG_GLOBAL ;
if ( ! call_expression ) {
return nullptr ;
}
data_type = call_expression - > get_datatype ( ) ;
} else if ( tk . type = = TK_BRACKET_OPEN ) { // indexing
index_expression = _parse_and_reduce_expression ( p_block , p_function_info ) ;
if ( ! index_expression ) {
2020-04-01 23:20:12 +00:00
return nullptr ;
2020-05-14 14:41:43 +00:00
}
2019-07-10 16:52:50 +00:00
2021-10-07 07:46:41 +00:00
if ( index_expression - > get_array_size ( ) ! = 0 | | ( index_expression - > get_datatype ( ) ! = TYPE_INT & & index_expression - > get_datatype ( ) ! = TYPE_UINT ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Only integer expressions are allowed for indexing. " ) ) ;
2021-10-05 06:47:50 +00:00
return nullptr ;
}
2019-07-10 16:52:50 +00:00
2021-10-05 06:47:50 +00:00
if ( index_expression - > type = = Node : : TYPE_CONSTANT ) {
ConstantNode * cnode = ( ConstantNode * ) index_expression ;
if ( cnode ) {
if ( ! cnode - > values . is_empty ( ) ) {
int value = cnode - > values [ 0 ] . sint ;
if ( value < 0 | | value > = array_size ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Index [%d] out of range [%d..%d]. " ) , value , 0 , array_size - 1 ) ) ;
2021-10-05 06:47:50 +00:00
return nullptr ;
2019-07-10 16:52:50 +00:00
}
}
}
2021-10-05 06:47:50 +00:00
}
2019-07-10 16:52:50 +00:00
2021-10-05 06:47:50 +00:00
tk = _get_token ( ) ;
if ( tk . type ! = TK_BRACKET_CLOSE ) {
2022-01-19 12:00:11 +00:00
_set_expected_error ( " ] " ) ;
2021-10-05 06:47:50 +00:00
return nullptr ;
2019-07-10 16:52:50 +00:00
}
2021-10-05 06:47:50 +00:00
} else {
_set_tkpos ( prepos ) ;
2019-07-10 16:52:50 +00:00
}
ArrayNode * arrname = alloc_node < ArrayNode > ( ) ;
arrname - > name = identifier ;
arrname - > datatype_cache = data_type ;
2020-01-17 19:35:22 +00:00
arrname - > struct_name = struct_name ;
2019-07-10 16:52:50 +00:00
arrname - > index_expression = index_expression ;
arrname - > call_expression = call_expression ;
2020-12-26 18:13:24 +00:00
arrname - > assign_expression = assign_expression ;
2019-08-05 07:35:53 +00:00
arrname - > is_const = is_const ;
2021-05-21 16:16:23 +00:00
arrname - > array_size = array_size ;
2021-08-13 05:12:04 +00:00
arrname - > is_local = is_local ;
2019-07-10 16:52:50 +00:00
expr = arrname ;
} else {
VariableNode * varname = alloc_node < VariableNode > ( ) ;
varname - > name = identifier ;
varname - > datatype_cache = data_type ;
2019-08-05 07:35:53 +00:00
varname - > is_const = is_const ;
2020-01-17 19:35:22 +00:00
varname - > struct_name = struct_name ;
2021-08-13 05:12:04 +00:00
varname - > is_local = is_local ;
2019-07-10 16:52:50 +00:00
expr = varname ;
}
2021-01-01 15:04:47 +00:00
# ifdef DEBUG_ENABLED
if ( check_warnings ) {
2021-06-29 11:34:54 +00:00
StringName func_name ;
2022-01-23 17:22:31 +00:00
BlockNode * b = p_block ;
2021-06-29 11:34:54 +00:00
2022-01-23 17:22:31 +00:00
while ( b ) {
if ( b - > parent_function ) {
func_name = b - > parent_function - > name ;
break ;
} else {
b = b - > parent_block ;
}
2021-06-29 11:34:54 +00:00
}
_parse_used_identifier ( identifier , ident_type , func_name ) ;
2021-01-01 15:04:47 +00:00
}
# endif // DEBUG_ENABLED
2014-02-10 01:10:30 +00:00
}
2017-03-05 15:44:50 +00:00
} else if ( tk . type = = TK_OP_ADD ) {
2016-10-03 19:33:42 +00:00
continue ; //this one does nothing
2017-03-05 15:44:50 +00:00
} else if ( tk . type = = TK_OP_SUB | | tk . type = = TK_OP_NOT | | tk . type = = TK_OP_BIT_INVERT | | tk . type = = TK_OP_INCREMENT | | tk . type = = TK_OP_DECREMENT ) {
2014-09-18 02:23:42 +00:00
Expression e ;
2017-03-05 15:44:50 +00:00
e . is_op = true ;
switch ( tk . type ) {
2020-05-10 11:00:47 +00:00
case TK_OP_SUB :
e . op = OP_NEGATE ;
break ;
case TK_OP_NOT :
e . op = OP_NOT ;
break ;
case TK_OP_BIT_INVERT :
e . op = OP_BIT_INVERT ;
break ;
case TK_OP_INCREMENT :
e . op = OP_INCREMENT ;
break ;
case TK_OP_DECREMENT :
e . op = OP_DECREMENT ;
break ;
default :
ERR_FAIL_V ( nullptr ) ;
2014-02-10 01:10:30 +00:00
}
2014-09-18 02:23:42 +00:00
expression . push_back ( e ) ;
continue ;
2014-02-10 01:10:30 +00:00
} else {
2021-11-30 20:28:35 +00:00
if ( tk . type ! = TK_SEMICOLON ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Expected expression, found: '%s'. " ) , get_token_text ( tk ) ) ) ;
2021-11-30 20:28:35 +00:00
return nullptr ;
} else {
2021-12-22 07:15:12 +00:00
# ifdef DEBUG_ENABLED
2021-11-30 20:28:35 +00:00
if ( check_warnings & & HAS_WARNING ( ShaderWarning : : FORMATTING_ERROR_FLAG ) ) {
2022-01-19 12:00:11 +00:00
_add_line_warning ( ShaderWarning : : FORMATTING_ERROR , RTR ( " Empty statement. Remove ';' to fix this warning. " ) ) ;
2021-11-30 20:28:35 +00:00
}
# endif // DEBUG_ENABLED
_set_tkpos ( prepos ) ;
OperatorNode * func = alloc_node < OperatorNode > ( ) ;
func - > op = OP_EMPTY ;
expr = func ;
}
2014-02-10 01:10:30 +00:00
}
2020-04-01 23:20:12 +00:00
ERR_FAIL_COND_V ( ! expr , nullptr ) ;
2014-02-10 01:10:30 +00:00
/* OK now see what's NEXT to the operator.. */
2017-03-05 15:44:50 +00:00
while ( true ) {
2019-02-12 20:10:08 +00:00
TkPos pos2 = _get_tkpos ( ) ;
2017-03-05 15:44:50 +00:00
tk = _get_token ( ) ;
2014-02-10 01:10:30 +00:00
2018-07-14 17:59:11 +00:00
if ( tk . type = = TK_CURSOR ) {
//do nothing
} else if ( tk . type = = TK_PERIOD ) {
2020-01-17 19:35:22 +00:00
DataType dt = expr - > get_datatype ( ) ;
String st = expr - > get_datatype_name ( ) ;
2021-05-21 16:16:23 +00:00
if ( ! expr - > is_indexed ( ) & & expr - > get_array_size ( ) > 0 ) {
completion_class = TAG_ARRAY ;
p_block - > block_tag = SubClassTag : : TAG_ARRAY ;
Node * call_expression = _parse_and_reduce_expression ( p_block , p_function_info ) ;
p_block - > block_tag = SubClassTag : : TAG_GLOBAL ;
if ( ! call_expression ) {
return nullptr ;
}
expr = call_expression ;
break ;
}
2016-10-07 14:31:18 +00:00
StringName identifier ;
2020-01-17 19:35:22 +00:00
if ( _get_completable_identifier ( p_block , dt = = TYPE_STRUCT ? COMPLETION_STRUCT : COMPLETION_INDEX , identifier ) ) {
if ( dt = = TYPE_STRUCT ) {
completion_struct = st ;
} else {
completion_base = dt ;
}
2016-10-07 14:31:18 +00:00
}
2014-02-10 01:10:30 +00:00
2017-03-05 15:44:50 +00:00
if ( identifier = = StringName ( ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected an identifier as a member. " ) ) ;
2020-04-01 23:20:12 +00:00
return nullptr ;
2016-10-03 19:33:42 +00:00
}
2016-10-07 14:31:18 +00:00
String ident = identifier ;
2016-10-03 19:33:42 +00:00
2017-03-05 15:44:50 +00:00
bool ok = true ;
2020-02-13 14:50:20 +00:00
bool repeated = false ;
2019-07-23 07:14:31 +00:00
DataType member_type = TYPE_VOID ;
2020-01-17 19:35:22 +00:00
StringName member_struct_name = " " ;
2020-02-11 19:03:04 +00:00
int array_size = 0 ;
2020-02-13 14:50:20 +00:00
Set < char > position_symbols ;
Set < char > color_symbols ;
Set < char > texture_symbols ;
bool mix_error = false ;
2017-03-05 15:44:50 +00:00
switch ( dt ) {
2020-01-17 19:35:22 +00:00
case TYPE_STRUCT : {
ok = false ;
String member_name = String ( ident . ptr ( ) ) ;
if ( shader - > structs . has ( st ) ) {
StructNode * n = shader - > structs [ st ] . shader_struct ;
2021-07-24 13:46:25 +00:00
for ( const MemberNode * E : n - > members ) {
2021-07-16 03:45:57 +00:00
if ( String ( E - > name ) = = member_name ) {
member_type = E - > datatype ;
array_size = E - > array_size ;
2020-01-17 19:35:22 +00:00
if ( member_type = = TYPE_STRUCT ) {
2021-07-16 03:45:57 +00:00
member_struct_name = E - > struct_name ;
2020-01-17 19:35:22 +00:00
}
ok = true ;
break ;
}
}
}
} break ;
2016-10-03 19:33:42 +00:00
case TYPE_BVEC2 :
case TYPE_IVEC2 :
case TYPE_UVEC2 :
case TYPE_VEC2 : {
int l = ident . length ( ) ;
2017-03-05 15:44:50 +00:00
if ( l = = 1 ) {
member_type = DataType ( dt - 1 ) ;
} else if ( l = = 2 ) {
member_type = dt ;
2019-05-11 17:41:13 +00:00
} else if ( l = = 3 ) {
member_type = DataType ( dt + 1 ) ;
} else if ( l = = 4 ) {
member_type = DataType ( dt + 2 ) ;
2016-10-03 19:33:42 +00:00
} else {
2017-03-05 15:44:50 +00:00
ok = false ;
2016-10-03 19:33:42 +00:00
break ;
2014-02-10 01:10:30 +00:00
}
2020-07-27 10:43:20 +00:00
const char32_t * c = ident . ptr ( ) ;
2017-03-05 15:44:50 +00:00
for ( int i = 0 ; i < l ; i + + ) {
switch ( c [ i ] ) {
2016-10-03 19:33:42 +00:00
case ' r ' :
case ' g ' :
2020-02-13 14:50:20 +00:00
if ( position_symbols . size ( ) > 0 | | texture_symbols . size ( ) > 0 ) {
mix_error = true ;
break ;
}
if ( ! color_symbols . has ( c [ i ] ) ) {
color_symbols . insert ( c [ i ] ) ;
} else {
repeated = true ;
}
break ;
2016-10-03 19:33:42 +00:00
case ' x ' :
case ' y ' :
2020-02-13 14:50:20 +00:00
if ( color_symbols . size ( ) > 0 | | texture_symbols . size ( ) > 0 ) {
mix_error = true ;
break ;
}
if ( ! position_symbols . has ( c [ i ] ) ) {
position_symbols . insert ( c [ i ] ) ;
} else {
repeated = true ;
}
break ;
case ' s ' :
case ' t ' :
if ( color_symbols . size ( ) > 0 | | position_symbols . size ( ) > 0 ) {
mix_error = true ;
break ;
}
if ( ! texture_symbols . has ( c [ i ] ) ) {
texture_symbols . insert ( c [ i ] ) ;
} else {
repeated = true ;
}
2016-10-03 19:33:42 +00:00
break ;
default :
2017-03-05 15:44:50 +00:00
ok = false ;
2016-10-03 19:33:42 +00:00
break ;
}
}
2014-02-10 01:10:30 +00:00
2016-10-03 19:33:42 +00:00
} break ;
case TYPE_BVEC3 :
case TYPE_IVEC3 :
case TYPE_UVEC3 :
case TYPE_VEC3 : {
int l = ident . length ( ) ;
2017-03-05 15:44:50 +00:00
if ( l = = 1 ) {
member_type = DataType ( dt - 2 ) ;
} else if ( l = = 2 ) {
member_type = DataType ( dt - 1 ) ;
} else if ( l = = 3 ) {
member_type = dt ;
2019-05-11 17:41:13 +00:00
} else if ( l = = 4 ) {
member_type = DataType ( dt + 1 ) ;
2016-10-03 19:33:42 +00:00
} else {
2017-03-05 15:44:50 +00:00
ok = false ;
2016-10-03 19:33:42 +00:00
break ;
}
2014-02-10 01:10:30 +00:00
2020-07-27 10:43:20 +00:00
const char32_t * c = ident . ptr ( ) ;
2017-03-05 15:44:50 +00:00
for ( int i = 0 ; i < l ; i + + ) {
switch ( c [ i ] ) {
2016-10-03 19:33:42 +00:00
case ' r ' :
case ' g ' :
case ' b ' :
2020-02-13 14:50:20 +00:00
if ( position_symbols . size ( ) > 0 | | texture_symbols . size ( ) > 0 ) {
mix_error = true ;
break ;
}
if ( ! color_symbols . has ( c [ i ] ) ) {
color_symbols . insert ( c [ i ] ) ;
} else {
repeated = true ;
}
break ;
2016-10-03 19:33:42 +00:00
case ' x ' :
case ' y ' :
case ' z ' :
2020-02-13 14:50:20 +00:00
if ( color_symbols . size ( ) > 0 | | texture_symbols . size ( ) > 0 ) {
mix_error = true ;
break ;
}
if ( ! position_symbols . has ( c [ i ] ) ) {
position_symbols . insert ( c [ i ] ) ;
} else {
repeated = true ;
}
break ;
case ' s ' :
case ' t ' :
case ' p ' :
if ( color_symbols . size ( ) > 0 | | position_symbols . size ( ) > 0 ) {
mix_error = true ;
break ;
}
if ( ! texture_symbols . has ( c [ i ] ) ) {
texture_symbols . insert ( c [ i ] ) ;
} else {
repeated = true ;
}
2016-10-03 19:33:42 +00:00
break ;
default :
2017-03-05 15:44:50 +00:00
ok = false ;
2016-10-03 19:33:42 +00:00
break ;
}
2014-02-10 01:10:30 +00:00
}
2016-10-03 19:33:42 +00:00
} break ;
case TYPE_BVEC4 :
case TYPE_IVEC4 :
case TYPE_UVEC4 :
case TYPE_VEC4 : {
int l = ident . length ( ) ;
2017-03-05 15:44:50 +00:00
if ( l = = 1 ) {
member_type = DataType ( dt - 3 ) ;
} else if ( l = = 2 ) {
member_type = DataType ( dt - 2 ) ;
} else if ( l = = 3 ) {
member_type = DataType ( dt - 1 ) ;
} else if ( l = = 4 ) {
member_type = dt ;
2016-10-03 19:33:42 +00:00
} else {
2017-03-05 15:44:50 +00:00
ok = false ;
2016-10-03 19:33:42 +00:00
break ;
2014-02-10 01:10:30 +00:00
}
2020-07-27 10:43:20 +00:00
const char32_t * c = ident . ptr ( ) ;
2017-03-05 15:44:50 +00:00
for ( int i = 0 ; i < l ; i + + ) {
switch ( c [ i ] ) {
2016-10-03 19:33:42 +00:00
case ' r ' :
case ' g ' :
case ' b ' :
case ' a ' :
2020-02-13 14:50:20 +00:00
if ( position_symbols . size ( ) > 0 | | texture_symbols . size ( ) > 0 ) {
mix_error = true ;
break ;
}
if ( ! color_symbols . has ( c [ i ] ) ) {
color_symbols . insert ( c [ i ] ) ;
} else {
repeated = true ;
}
break ;
2016-10-03 19:33:42 +00:00
case ' x ' :
case ' y ' :
case ' z ' :
case ' w ' :
2020-02-13 14:50:20 +00:00
if ( color_symbols . size ( ) > 0 | | texture_symbols . size ( ) > 0 ) {
mix_error = true ;
break ;
}
if ( ! position_symbols . has ( c [ i ] ) ) {
position_symbols . insert ( c [ i ] ) ;
} else {
repeated = true ;
}
break ;
case ' s ' :
case ' t ' :
case ' p ' :
case ' q ' :
if ( color_symbols . size ( ) > 0 | | position_symbols . size ( ) > 0 ) {
mix_error = true ;
break ;
}
if ( ! texture_symbols . has ( c [ i ] ) ) {
texture_symbols . insert ( c [ i ] ) ;
} else {
repeated = true ;
}
2016-10-03 19:33:42 +00:00
break ;
default :
2017-03-05 15:44:50 +00:00
ok = false ;
2016-10-03 19:33:42 +00:00
break ;
}
2014-02-10 01:10:30 +00:00
}
2016-10-03 19:33:42 +00:00
} break ;
2017-04-07 02:36:37 +00:00
2017-06-17 14:03:48 +00:00
default : {
ok = false ;
}
2016-10-03 19:33:42 +00:00
}
2014-02-10 01:10:30 +00:00
2020-02-13 14:50:20 +00:00
if ( mix_error ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Cannot combine symbols from different sets in expression '.%s'. " ) , ident ) ) ;
2020-04-01 23:20:12 +00:00
return nullptr ;
2020-02-13 14:50:20 +00:00
}
2014-02-10 01:10:30 +00:00
2020-02-13 14:50:20 +00:00
if ( ! ok ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Invalid member for '%s' expression: '.%s'. " ) , ( dt = = TYPE_STRUCT ? st : get_datatype_name ( dt ) ) , ident ) ) ;
2020-04-01 23:20:12 +00:00
return nullptr ;
2016-10-03 19:33:42 +00:00
}
2014-02-10 01:10:30 +00:00
2016-10-03 19:33:42 +00:00
MemberNode * mn = alloc_node < MemberNode > ( ) ;
2017-03-05 15:44:50 +00:00
mn - > basetype = dt ;
2020-02-12 20:16:47 +00:00
mn - > basetype_const = is_const ;
2017-03-05 15:44:50 +00:00
mn - > datatype = member_type ;
2020-01-17 19:35:22 +00:00
mn - > base_struct_name = st ;
mn - > struct_name = member_struct_name ;
2020-02-11 19:03:04 +00:00
mn - > array_size = array_size ;
2017-03-05 15:44:50 +00:00
mn - > name = ident ;
mn - > owner = expr ;
2020-02-13 14:50:20 +00:00
mn - > has_swizzling_duplicates = repeated ;
2020-02-11 19:03:04 +00:00
if ( array_size > 0 ) {
2021-05-21 16:16:23 +00:00
TkPos prev_pos = _get_tkpos ( ) ;
2020-02-11 19:03:04 +00:00
tk = _get_token ( ) ;
2020-12-26 18:13:24 +00:00
if ( tk . type = = TK_OP_ASSIGN ) {
2021-01-01 15:04:47 +00:00
if ( last_type = = IDENTIFIER_CONSTANT ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Constants cannot be modified. " ) ) ;
2020-12-26 18:13:24 +00:00
return nullptr ;
}
Node * assign_expression = _parse_array_constructor ( p_block , p_function_info , member_type , member_struct_name , array_size ) ;
if ( ! assign_expression ) {
return nullptr ;
}
mn - > assign_expression = assign_expression ;
} else if ( tk . type = = TK_PERIOD ) {
2021-05-19 18:50:11 +00:00
completion_class = TAG_ARRAY ;
p_block - > block_tag = SubClassTag : : TAG_ARRAY ;
Node * call_expression = _parse_and_reduce_expression ( p_block , p_function_info ) ;
p_block - > block_tag = SubClassTag : : TAG_GLOBAL ;
if ( ! call_expression ) {
return nullptr ;
}
mn - > datatype = call_expression - > get_datatype ( ) ;
mn - > call_expression = call_expression ;
2020-02-11 19:03:04 +00:00
} else if ( tk . type = = TK_BRACKET_OPEN ) {
2020-09-06 12:18:10 +00:00
Node * index_expression = _parse_and_reduce_expression ( p_block , p_function_info ) ;
2020-05-14 14:41:43 +00:00
if ( ! index_expression ) {
2020-04-01 23:20:12 +00:00
return nullptr ;
2020-05-14 14:41:43 +00:00
}
2020-02-11 19:03:04 +00:00
2021-10-07 07:46:41 +00:00
if ( index_expression - > get_array_size ( ) ! = 0 | | ( index_expression - > get_datatype ( ) ! = TYPE_INT & & index_expression - > get_datatype ( ) ! = TYPE_UINT ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Only integer expressions are allowed for indexing. " ) ) ;
2020-04-01 23:20:12 +00:00
return nullptr ;
2020-02-11 19:03:04 +00:00
}
if ( index_expression - > type = = Node : : TYPE_CONSTANT ) {
ConstantNode * cnode = ( ConstantNode * ) index_expression ;
if ( cnode ) {
2020-12-15 12:04:21 +00:00
if ( ! cnode - > values . is_empty ( ) ) {
2020-02-11 19:03:04 +00:00
int value = cnode - > values [ 0 ] . sint ;
if ( value < 0 | | value > = array_size ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Index [%d] out of range [%d..%d]. " ) , value , 0 , array_size - 1 ) ) ;
2020-04-01 23:20:12 +00:00
return nullptr ;
2020-02-11 19:03:04 +00:00
}
}
}
}
tk = _get_token ( ) ;
if ( tk . type ! = TK_BRACKET_CLOSE ) {
2022-01-19 12:00:11 +00:00
_set_expected_error ( " ] " ) ;
2020-04-01 23:20:12 +00:00
return nullptr ;
2020-02-11 19:03:04 +00:00
}
mn - > index_expression = index_expression ;
} else {
2021-05-21 16:16:23 +00:00
_set_tkpos ( prev_pos ) ;
2020-02-11 19:03:04 +00:00
}
}
2017-03-05 15:44:50 +00:00
expr = mn ;
2014-02-10 01:10:30 +00:00
2016-10-03 19:33:42 +00:00
//todo
//member (period) has priority over any operator
//creates a subindexing expression in place
2014-02-10 01:10:30 +00:00
2017-03-05 15:44:50 +00:00
/*} else if (tk.type==TK_BRACKET_OPEN) {
2016-10-03 19:33:42 +00:00
//todo
//subindexing has priority over any operator
//creates a subindexing expression in place
2014-02-10 01:10:30 +00:00
2016-10-03 19:33:42 +00:00
*/
2017-04-07 02:36:37 +00:00
} else if ( tk . type = = TK_BRACKET_OPEN ) {
2020-09-06 12:18:10 +00:00
Node * index = _parse_and_reduce_expression ( p_block , p_function_info ) ;
2020-05-14 14:41:43 +00:00
if ( ! index ) {
2020-04-01 23:20:12 +00:00
return nullptr ;
2020-05-14 14:41:43 +00:00
}
2017-04-07 02:36:37 +00:00
2021-10-07 07:46:41 +00:00
if ( index - > get_array_size ( ) ! = 0 | | ( index - > get_datatype ( ) ! = TYPE_INT & & index - > get_datatype ( ) ! = TYPE_UINT ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Only integer expressions are allowed for indexing. " ) ) ;
2020-04-01 23:20:12 +00:00
return nullptr ;
2017-04-07 02:36:37 +00:00
}
2017-09-01 20:33:39 +00:00
DataType member_type = TYPE_VOID ;
2021-05-21 16:16:23 +00:00
String member_struct_name ;
2017-04-07 02:36:37 +00:00
2021-05-21 16:16:23 +00:00
if ( expr - > get_array_size ( ) > 0 ) {
2021-07-26 14:40:15 +00:00
if ( index - > type = = Node : : TYPE_CONSTANT ) {
uint32_t index_constant = static_cast < ConstantNode * > ( index ) - > values [ 0 ] . uint ;
if ( index_constant > = ( uint32_t ) expr - > get_array_size ( ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Index [%d] out of range [%d..%d]. " ) , index_constant , 0 , expr - > get_array_size ( ) - 1 ) ) ;
2021-07-26 14:40:15 +00:00
return nullptr ;
}
2021-05-21 16:16:23 +00:00
}
member_type = expr - > get_datatype ( ) ;
if ( member_type = = TYPE_STRUCT ) {
member_struct_name = expr - > get_datatype_name ( ) ;
}
} else {
switch ( expr - > get_datatype ( ) ) {
case TYPE_BVEC2 :
case TYPE_VEC2 :
case TYPE_IVEC2 :
case TYPE_UVEC2 :
case TYPE_MAT2 :
if ( index - > type = = Node : : TYPE_CONSTANT ) {
uint32_t index_constant = static_cast < ConstantNode * > ( index ) - > values [ 0 ] . uint ;
if ( index_constant > = 2 ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Index [%d] out of range [%d..%d]. " ) , index_constant , 0 , 1 ) ) ;
2021-05-21 16:16:23 +00:00
return nullptr ;
}
}
switch ( expr - > get_datatype ( ) ) {
case TYPE_BVEC2 :
member_type = TYPE_BOOL ;
break ;
case TYPE_VEC2 :
member_type = TYPE_FLOAT ;
break ;
case TYPE_IVEC2 :
member_type = TYPE_INT ;
break ;
case TYPE_UVEC2 :
member_type = TYPE_UINT ;
break ;
case TYPE_MAT2 :
member_type = TYPE_VEC2 ;
break ;
default :
break ;
2017-04-07 02:36:37 +00:00
}
2021-05-21 16:16:23 +00:00
break ;
case TYPE_BVEC3 :
case TYPE_VEC3 :
case TYPE_IVEC3 :
case TYPE_UVEC3 :
case TYPE_MAT3 :
if ( index - > type = = Node : : TYPE_CONSTANT ) {
uint32_t index_constant = static_cast < ConstantNode * > ( index ) - > values [ 0 ] . uint ;
if ( index_constant > = 3 ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Index [%d] out of range [%d..%d]. " ) , index_constant , 0 , 2 ) ) ;
2021-05-21 16:16:23 +00:00
return nullptr ;
}
2017-04-07 02:36:37 +00:00
}
2018-04-21 14:35:23 +00:00
2021-05-21 16:16:23 +00:00
switch ( expr - > get_datatype ( ) ) {
case TYPE_BVEC3 :
member_type = TYPE_BOOL ;
break ;
case TYPE_VEC3 :
member_type = TYPE_FLOAT ;
break ;
case TYPE_IVEC3 :
member_type = TYPE_INT ;
break ;
case TYPE_UVEC3 :
member_type = TYPE_UINT ;
break ;
case TYPE_MAT3 :
member_type = TYPE_VEC3 ;
break ;
default :
break ;
}
break ;
case TYPE_BVEC4 :
case TYPE_VEC4 :
case TYPE_IVEC4 :
case TYPE_UVEC4 :
case TYPE_MAT4 :
if ( index - > type = = Node : : TYPE_CONSTANT ) {
uint32_t index_constant = static_cast < ConstantNode * > ( index ) - > values [ 0 ] . uint ;
if ( index_constant > = 4 ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Index [%d] out of range [%d..%d]. " ) , index_constant , 0 , 3 ) ) ;
2021-05-21 16:16:23 +00:00
return nullptr ;
}
2017-04-07 02:36:37 +00:00
}
2018-04-21 14:35:23 +00:00
2021-05-21 16:16:23 +00:00
switch ( expr - > get_datatype ( ) ) {
case TYPE_BVEC4 :
member_type = TYPE_BOOL ;
break ;
case TYPE_VEC4 :
member_type = TYPE_FLOAT ;
break ;
case TYPE_IVEC4 :
member_type = TYPE_INT ;
break ;
case TYPE_UVEC4 :
member_type = TYPE_UINT ;
break ;
case TYPE_MAT4 :
member_type = TYPE_VEC4 ;
break ;
default :
break ;
}
break ;
default : {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " An object of type '%s' can't be indexed. " ) , ( expr - > get_datatype ( ) = = TYPE_STRUCT ? expr - > get_datatype_name ( ) : get_datatype_name ( expr - > get_datatype ( ) ) ) ) ) ;
2021-05-21 16:16:23 +00:00
return nullptr ;
2017-04-07 02:36:37 +00:00
}
}
}
OperatorNode * op = alloc_node < OperatorNode > ( ) ;
op - > op = OP_INDEX ;
op - > return_cache = member_type ;
2021-05-21 16:16:23 +00:00
op - > struct_name = member_struct_name ;
2017-04-07 02:36:37 +00:00
op - > arguments . push_back ( expr ) ;
op - > arguments . push_back ( index ) ;
expr = op ;
tk = _get_token ( ) ;
if ( tk . type ! = TK_BRACKET_CLOSE ) {
2022-01-19 12:00:11 +00:00
_set_expected_error ( " ] " ) ;
2020-04-01 23:20:12 +00:00
return nullptr ;
2017-04-07 02:36:37 +00:00
}
2017-03-05 15:44:50 +00:00
} else if ( tk . type = = TK_OP_INCREMENT | | tk . type = = TK_OP_DECREMENT ) {
2016-10-03 19:33:42 +00:00
OperatorNode * op = alloc_node < OperatorNode > ( ) ;
2017-03-05 15:44:50 +00:00
op - > op = tk . type = = TK_OP_DECREMENT ? OP_POST_DECREMENT : OP_POST_INCREMENT ;
2016-10-03 19:33:42 +00:00
op - > arguments . push_back ( expr ) ;
2014-02-10 01:10:30 +00:00
2021-05-21 16:16:23 +00:00
if ( ! _validate_operator ( op , & op - > return_cache , & op - > return_array_size ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Invalid base type for increment/decrement operator. " ) ) ;
2020-04-01 23:20:12 +00:00
return nullptr ;
2016-10-03 19:33:42 +00:00
}
2017-12-15 21:23:16 +00:00
2020-09-06 12:18:10 +00:00
if ( ! _validate_assign ( expr , p_function_info ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Invalid use of increment/decrement operator in a constant expression. " ) ) ;
2020-04-01 23:20:12 +00:00
return nullptr ;
2017-12-15 21:23:16 +00:00
}
2017-03-05 15:44:50 +00:00
expr = op ;
} else {
2019-02-12 20:10:08 +00:00
_set_tkpos ( pos2 ) ;
2016-10-03 19:33:42 +00:00
break ;
}
}
2014-02-10 01:10:30 +00:00
2014-09-18 02:23:42 +00:00
Expression e ;
2017-03-05 15:44:50 +00:00
e . is_op = false ;
e . node = expr ;
2014-09-18 02:23:42 +00:00
expression . push_back ( e ) ;
2014-02-10 01:10:30 +00:00
2016-10-07 14:31:18 +00:00
pos = _get_tkpos ( ) ;
2016-10-03 19:33:42 +00:00
tk = _get_token ( ) ;
2014-02-10 01:10:30 +00:00
2016-10-03 19:33:42 +00:00
if ( is_token_operator ( tk . type ) ) {
2014-09-18 02:23:42 +00:00
Expression o ;
2017-03-05 15:44:50 +00:00
o . is_op = true ;
2016-10-03 19:33:42 +00:00
2017-03-05 15:44:50 +00:00
switch ( tk . type ) {
2020-05-10 11:00:47 +00:00
case TK_OP_EQUAL :
o . op = OP_EQUAL ;
break ;
case TK_OP_NOT_EQUAL :
o . op = OP_NOT_EQUAL ;
break ;
case TK_OP_LESS :
o . op = OP_LESS ;
break ;
case TK_OP_LESS_EQUAL :
o . op = OP_LESS_EQUAL ;
break ;
case TK_OP_GREATER :
o . op = OP_GREATER ;
break ;
case TK_OP_GREATER_EQUAL :
o . op = OP_GREATER_EQUAL ;
break ;
case TK_OP_AND :
o . op = OP_AND ;
break ;
case TK_OP_OR :
o . op = OP_OR ;
break ;
case TK_OP_ADD :
o . op = OP_ADD ;
break ;
case TK_OP_SUB :
o . op = OP_SUB ;
break ;
case TK_OP_MUL :
o . op = OP_MUL ;
break ;
case TK_OP_DIV :
o . op = OP_DIV ;
break ;
case TK_OP_MOD :
o . op = OP_MOD ;
break ;
case TK_OP_SHIFT_LEFT :
o . op = OP_SHIFT_LEFT ;
break ;
case TK_OP_SHIFT_RIGHT :
o . op = OP_SHIFT_RIGHT ;
break ;
case TK_OP_ASSIGN :
o . op = OP_ASSIGN ;
break ;
case TK_OP_ASSIGN_ADD :
o . op = OP_ASSIGN_ADD ;
break ;
case TK_OP_ASSIGN_SUB :
o . op = OP_ASSIGN_SUB ;
break ;
case TK_OP_ASSIGN_MUL :
o . op = OP_ASSIGN_MUL ;
break ;
case TK_OP_ASSIGN_DIV :
o . op = OP_ASSIGN_DIV ;
break ;
case TK_OP_ASSIGN_MOD :
o . op = OP_ASSIGN_MOD ;
break ;
case TK_OP_ASSIGN_SHIFT_LEFT :
o . op = OP_ASSIGN_SHIFT_LEFT ;
break ;
case TK_OP_ASSIGN_SHIFT_RIGHT :
o . op = OP_ASSIGN_SHIFT_RIGHT ;
break ;
case TK_OP_ASSIGN_BIT_AND :
o . op = OP_ASSIGN_BIT_AND ;
break ;
case TK_OP_ASSIGN_BIT_OR :
o . op = OP_ASSIGN_BIT_OR ;
break ;
case TK_OP_ASSIGN_BIT_XOR :
o . op = OP_ASSIGN_BIT_XOR ;
break ;
case TK_OP_BIT_AND :
o . op = OP_BIT_AND ;
break ;
case TK_OP_BIT_OR :
o . op = OP_BIT_OR ;
break ;
case TK_OP_BIT_XOR :
o . op = OP_BIT_XOR ;
break ;
case TK_QUESTION :
o . op = OP_SELECT_IF ;
break ;
case TK_COLON :
o . op = OP_SELECT_ELSE ;
break ;
2016-10-03 19:33:42 +00:00
default : {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Invalid token for the operator: '%s'. " ) , get_token_text ( tk ) ) ) ;
2020-04-01 23:20:12 +00:00
return nullptr ;
2016-10-03 19:33:42 +00:00
}
2016-10-07 14:31:18 +00:00
}
2016-10-03 19:33:42 +00:00
2014-09-18 02:23:42 +00:00
expression . push_back ( o ) ;
2016-10-03 19:33:42 +00:00
2014-02-10 01:10:30 +00:00
} else {
2016-10-07 14:31:18 +00:00
_set_tkpos ( pos ) ; //something else, so rollback and end
2014-02-10 01:10:30 +00:00
break ;
}
}
/* Reduce the set set of expressions and place them in an operator tree, respecting precedence */
2017-03-05 15:44:50 +00:00
while ( expression . size ( ) > 1 ) {
int next_op = - 1 ;
int min_priority = 0xFFFFF ;
bool is_unary = false ;
bool is_ternary = false ;
2014-09-18 02:23:42 +00:00
2017-03-05 15:44:50 +00:00
for ( int i = 0 ; i < expression . size ( ) ; i + + ) {
2014-09-18 02:23:42 +00:00
if ( ! expression [ i ] . is_op ) {
continue ;
}
2017-03-05 15:44:50 +00:00
bool unary = false ;
bool ternary = false ;
2021-01-01 15:04:47 +00:00
Operator op = expression [ i ] . op ;
2014-02-10 01:10:30 +00:00
int priority ;
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switch ( op ) {
2020-05-10 11:00:47 +00:00
case OP_EQUAL :
priority = 8 ;
break ;
case OP_NOT_EQUAL :
priority = 8 ;
break ;
case OP_LESS :
priority = 7 ;
break ;
case OP_LESS_EQUAL :
priority = 7 ;
break ;
case OP_GREATER :
priority = 7 ;
break ;
case OP_GREATER_EQUAL :
priority = 7 ;
break ;
case OP_AND :
priority = 12 ;
break ;
case OP_OR :
priority = 14 ;
break ;
2017-03-05 15:44:50 +00:00
case OP_NOT :
priority = 3 ;
unary = true ;
break ;
case OP_NEGATE :
priority = 3 ;
unary = true ;
break ;
2020-05-10 11:00:47 +00:00
case OP_ADD :
priority = 5 ;
break ;
case OP_SUB :
priority = 5 ;
break ;
case OP_MUL :
priority = 4 ;
break ;
case OP_DIV :
priority = 4 ;
break ;
case OP_MOD :
priority = 4 ;
break ;
case OP_SHIFT_LEFT :
priority = 6 ;
break ;
case OP_SHIFT_RIGHT :
priority = 6 ;
break ;
case OP_ASSIGN :
priority = 16 ;
break ;
case OP_ASSIGN_ADD :
priority = 16 ;
break ;
case OP_ASSIGN_SUB :
priority = 16 ;
break ;
case OP_ASSIGN_MUL :
priority = 16 ;
break ;
case OP_ASSIGN_DIV :
priority = 16 ;
break ;
case OP_ASSIGN_MOD :
priority = 16 ;
break ;
case OP_ASSIGN_SHIFT_LEFT :
priority = 16 ;
break ;
case OP_ASSIGN_SHIFT_RIGHT :
priority = 16 ;
break ;
case OP_ASSIGN_BIT_AND :
priority = 16 ;
break ;
case OP_ASSIGN_BIT_OR :
priority = 16 ;
break ;
case OP_ASSIGN_BIT_XOR :
priority = 16 ;
break ;
case OP_BIT_AND :
priority = 9 ;
break ;
case OP_BIT_OR :
priority = 11 ;
break ;
case OP_BIT_XOR :
priority = 10 ;
break ;
2017-03-05 15:44:50 +00:00
case OP_BIT_INVERT :
priority = 3 ;
unary = true ;
break ;
case OP_INCREMENT :
priority = 3 ;
unary = true ;
break ;
case OP_DECREMENT :
priority = 3 ;
unary = true ;
break ;
case OP_SELECT_IF :
priority = 15 ;
ternary = true ;
break ;
case OP_SELECT_ELSE :
priority = 15 ;
ternary = true ;
break ;
default :
2020-04-01 23:20:12 +00:00
ERR_FAIL_V ( nullptr ) ; //unexpected operator
2017-03-05 15:44:50 +00:00
}
2021-12-22 07:15:12 +00:00
# ifdef DEBUG_ENABLED
2021-09-22 10:23:34 +00:00
if ( check_warnings & & HAS_WARNING ( ShaderWarning : : FLOAT_COMPARISON_FLAG ) & & ( op = = OP_EQUAL | | op = = OP_NOT_EQUAL ) & &
( ! expression [ i - 1 ] . is_op & & ! expression [ i + 1 ] . is_op ) & &
( expression [ i - 1 ] . node - > get_datatype ( ) = = TYPE_FLOAT & & expression [ i + 1 ] . node - > get_datatype ( ) = = TYPE_FLOAT ) ) {
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_add_line_warning ( ShaderWarning : : FLOAT_COMPARISON ) ;
}
# endif // DEBUG_ENABLED
2017-03-05 15:44:50 +00:00
if ( priority < min_priority ) {
2014-02-10 01:10:30 +00:00
// < is used for left to right (default)
// <= is used for right to left
2017-03-05 15:44:50 +00:00
next_op = i ;
min_priority = priority ;
is_unary = unary ;
is_ternary = ternary ;
2014-02-10 01:10:30 +00:00
}
}
2020-04-01 23:20:12 +00:00
ERR_FAIL_COND_V ( next_op = = - 1 , nullptr ) ;
2014-02-10 01:10:30 +00:00
2014-09-18 02:23:42 +00:00
// OK! create operator..
if ( is_unary ) {
2017-03-05 15:44:50 +00:00
int expr_pos = next_op ;
while ( expression [ expr_pos ] . is_op ) {
2014-09-18 02:23:42 +00:00
expr_pos + + ;
2017-03-05 15:44:50 +00:00
if ( expr_pos = = expression . size ( ) ) {
2014-09-18 02:23:42 +00:00
//can happen..
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Unexpected end of expression. " ) ) ;
2020-04-01 23:20:12 +00:00
return nullptr ;
2014-09-18 02:23:42 +00:00
}
}
2020-03-11 17:59:18 +00:00
//consecutively do unary operators
2017-03-05 15:44:50 +00:00
for ( int i = expr_pos - 1 ; i > = next_op ; i - - ) {
2016-10-03 19:33:42 +00:00
OperatorNode * op = alloc_node < OperatorNode > ( ) ;
2017-03-05 15:44:50 +00:00
op - > op = expression [ i ] . op ;
2020-09-06 12:18:10 +00:00
if ( ( op - > op = = OP_INCREMENT | | op - > op = = OP_DECREMENT ) & & ! _validate_assign ( expression [ i + 1 ] . node , p_function_info ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Can't use increment/decrement operator in a constant expression. " ) ) ;
2020-04-01 23:20:12 +00:00
return nullptr ;
2017-12-15 21:23:16 +00:00
}
2017-03-05 15:44:50 +00:00
op - > arguments . push_back ( expression [ i + 1 ] . node ) ;
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2018-07-25 01:11:03 +00:00
expression . write [ i ] . is_op = false ;
expression . write [ i ] . node = op ;
2016-10-03 19:33:42 +00:00
2021-05-21 16:16:23 +00:00
if ( ! _validate_operator ( op , & op - > return_cache , & op - > return_array_size ) ) {
2014-09-18 02:23:42 +00:00
String at ;
2019-02-12 20:10:08 +00:00
for ( int j = 0 ; j < op - > arguments . size ( ) ; j + + ) {
2020-05-14 14:41:43 +00:00
if ( j > 0 ) {
2022-01-19 12:00:11 +00:00
at + = " , " ;
2020-05-14 14:41:43 +00:00
}
2019-02-12 20:10:08 +00:00
at + = get_datatype_name ( op - > arguments [ j ] - > get_datatype ( ) ) ;
2021-05-21 16:16:23 +00:00
if ( ! op - > arguments [ j ] - > is_indexed ( ) & & op - > arguments [ j ] - > get_array_size ( ) > 0 ) {
at + = " [ " ;
at + = itos ( op - > arguments [ j ] - > get_array_size ( ) ) ;
at + = " ] " ;
}
2014-09-18 02:23:42 +00:00
}
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Invalid arguments to unary operator '%s': %s. " ) , get_operator_text ( op - > op ) , at ) ) ;
2020-04-01 23:20:12 +00:00
return nullptr ;
2014-09-18 02:23:42 +00:00
}
2021-07-03 22:17:03 +00:00
expression . remove_at ( i + 1 ) ;
2014-09-18 02:23:42 +00:00
}
2016-10-03 19:33:42 +00:00
} else if ( is_ternary ) {
2017-03-05 15:44:50 +00:00
if ( next_op < 1 | | next_op > = ( expression . size ( ) - 1 ) ) {
2022-01-19 12:00:11 +00:00
_set_parsing_error ( ) ;
2020-04-01 23:20:12 +00:00
ERR_FAIL_V ( nullptr ) ;
2014-09-18 02:23:42 +00:00
}
2017-03-05 15:44:50 +00:00
if ( next_op + 2 > = expression . size ( ) | | ! expression [ next_op + 2 ] . is_op | | expression [ next_op + 2 ] . op ! = OP_SELECT_ELSE ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Missing matching ':' for select operator. " ) ) ;
2020-04-01 23:20:12 +00:00
return nullptr ;
2016-10-03 19:33:42 +00:00
}
2014-09-18 02:23:42 +00:00
2016-10-03 19:33:42 +00:00
OperatorNode * op = alloc_node < OperatorNode > ( ) ;
2017-03-05 15:44:50 +00:00
op - > op = expression [ next_op ] . op ;
op - > arguments . push_back ( expression [ next_op - 1 ] . node ) ;
op - > arguments . push_back ( expression [ next_op + 1 ] . node ) ;
op - > arguments . push_back ( expression [ next_op + 3 ] . node ) ;
2016-10-03 19:33:42 +00:00
2018-07-25 01:11:03 +00:00
expression . write [ next_op - 1 ] . is_op = false ;
expression . write [ next_op - 1 ] . node = op ;
2021-05-21 16:16:23 +00:00
if ( ! _validate_operator ( op , & op - > return_cache , & op - > return_array_size ) ) {
2016-10-03 19:33:42 +00:00
String at ;
2017-03-05 15:44:50 +00:00
for ( int i = 0 ; i < op - > arguments . size ( ) ; i + + ) {
2020-05-14 14:41:43 +00:00
if ( i > 0 ) {
2022-01-19 12:00:11 +00:00
at + = " , " ;
2020-05-14 14:41:43 +00:00
}
2017-03-05 15:44:50 +00:00
at + = get_datatype_name ( op - > arguments [ i ] - > get_datatype ( ) ) ;
2021-05-21 16:16:23 +00:00
if ( ! op - > arguments [ i ] - > is_indexed ( ) & & op - > arguments [ i ] - > get_array_size ( ) > 0 ) {
at + = " [ " ;
at + = itos ( op - > arguments [ i ] - > get_array_size ( ) ) ;
at + = " ] " ;
}
2016-10-03 19:33:42 +00:00
}
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Invalid argument to ternary operator: '%s'. " ) , at ) ) ;
2020-04-01 23:20:12 +00:00
return nullptr ;
2016-10-03 19:33:42 +00:00
}
2017-03-05 15:44:50 +00:00
for ( int i = 0 ; i < 4 ; i + + ) {
2021-07-03 22:17:03 +00:00
expression . remove_at ( next_op ) ;
2016-10-03 19:33:42 +00:00
}
2014-09-18 02:23:42 +00:00
} else {
2017-03-05 15:44:50 +00:00
if ( next_op < 1 | | next_op > = ( expression . size ( ) - 1 ) ) {
2022-01-19 12:00:11 +00:00
_set_parsing_error ( ) ;
2020-04-01 23:20:12 +00:00
ERR_FAIL_V ( nullptr ) ;
2014-09-18 02:23:42 +00:00
}
2016-10-03 19:33:42 +00:00
OperatorNode * op = alloc_node < OperatorNode > ( ) ;
2017-03-05 15:44:50 +00:00
op - > op = expression [ next_op ] . op ;
2014-09-18 02:23:42 +00:00
2017-03-05 15:44:50 +00:00
if ( expression [ next_op - 1 ] . is_op ) {
2022-01-19 12:00:11 +00:00
_set_parsing_error ( ) ;
2020-04-01 23:20:12 +00:00
ERR_FAIL_V ( nullptr ) ;
2014-09-18 02:23:42 +00:00
}
2018-07-29 15:17:45 +00:00
if ( _is_operator_assign ( op - > op ) ) {
String assign_message ;
2020-09-06 12:18:10 +00:00
if ( ! _validate_assign ( expression [ next_op - 1 ] . node , p_function_info , & assign_message ) ) {
2018-07-29 15:17:45 +00:00
_set_error ( assign_message ) ;
2020-04-01 23:20:12 +00:00
return nullptr ;
2018-07-29 15:17:45 +00:00
}
2017-12-15 21:23:16 +00:00
}
2017-03-05 15:44:50 +00:00
if ( expression [ next_op + 1 ] . is_op ) {
2014-09-18 02:23:42 +00:00
// this is not invalid and can really appear
// but it becomes invalid anyway because no binary op
2017-09-02 14:19:06 +00:00
// can be followed by a unary op in a valid combination,
2017-03-24 20:45:31 +00:00
// due to how precedence works, unaries will always disappear first
2014-09-18 02:23:42 +00:00
2022-01-19 12:00:11 +00:00
_set_parsing_error ( ) ;
2014-09-18 02:23:42 +00:00
}
2017-03-05 15:44:50 +00:00
op - > arguments . push_back ( expression [ next_op - 1 ] . node ) ; //expression goes as left
op - > arguments . push_back ( expression [ next_op + 1 ] . node ) ; //next expression goes as right
2018-07-25 01:11:03 +00:00
expression . write [ next_op - 1 ] . node = op ;
2014-09-18 02:23:42 +00:00
//replace all 3 nodes by this operator and make it an expression
2016-10-03 19:33:42 +00:00
2021-05-21 16:16:23 +00:00
if ( ! _validate_operator ( op , & op - > return_cache , & op - > return_array_size ) ) {
2014-09-18 02:23:42 +00:00
String at ;
2017-03-05 15:44:50 +00:00
for ( int i = 0 ; i < op - > arguments . size ( ) ; i + + ) {
2020-05-14 14:41:43 +00:00
if ( i > 0 ) {
2022-01-19 12:00:11 +00:00
at + = " , " ;
2020-05-14 14:41:43 +00:00
}
2020-01-17 19:35:22 +00:00
if ( op - > arguments [ i ] - > get_datatype ( ) = = TYPE_STRUCT ) {
at + = op - > arguments [ i ] - > get_datatype_name ( ) ;
} else {
at + = get_datatype_name ( op - > arguments [ i ] - > get_datatype ( ) ) ;
}
2021-05-21 16:16:23 +00:00
if ( ! op - > arguments [ i ] - > is_indexed ( ) & & op - > arguments [ i ] - > get_array_size ( ) > 0 ) {
at + = " [ " ;
at + = itos ( op - > arguments [ i ] - > get_array_size ( ) ) ;
at + = " ] " ;
}
2014-09-18 02:23:42 +00:00
}
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Invalid arguments to operator '%s': '%s'. " ) , get_operator_text ( op - > op ) , at ) ) ;
2020-04-01 23:20:12 +00:00
return nullptr ;
2014-09-18 02:23:42 +00:00
}
2016-10-03 19:33:42 +00:00
2021-07-03 22:17:03 +00:00
expression . remove_at ( next_op ) ;
expression . remove_at ( next_op ) ;
2014-09-18 02:23:42 +00:00
}
2016-10-03 19:33:42 +00:00
}
2014-02-10 01:10:30 +00:00
2016-10-03 19:33:42 +00:00
return expression [ 0 ] . node ;
}
2014-02-10 01:10:30 +00:00
2017-03-05 15:44:50 +00:00
ShaderLanguage : : Node * ShaderLanguage : : _reduce_expression ( BlockNode * p_block , ShaderLanguage : : Node * p_node ) {
2020-05-14 14:41:43 +00:00
if ( p_node - > type ! = Node : : TYPE_OPERATOR ) {
2016-10-03 19:33:42 +00:00
return p_node ;
2020-05-14 14:41:43 +00:00
}
2014-02-10 01:10:30 +00:00
2016-10-03 19:33:42 +00:00
//for now only reduce simple constructors
2017-03-05 15:44:50 +00:00
OperatorNode * op = static_cast < OperatorNode * > ( p_node ) ;
2014-02-10 01:10:30 +00:00
2017-03-05 15:44:50 +00:00
if ( op - > op = = OP_CONSTRUCT ) {
ERR_FAIL_COND_V ( op - > arguments [ 0 ] - > type ! = Node : : TYPE_VARIABLE , p_node ) ;
2016-10-07 14:31:18 +00:00
2018-08-31 11:11:13 +00:00
DataType type = op - > get_datatype ( ) ;
DataType base = get_scalar_type ( type ) ;
int cardinality = get_cardinality ( type ) ;
2016-10-07 14:31:18 +00:00
Vector < ConstantNode : : Value > values ;
2017-03-05 15:44:50 +00:00
for ( int i = 1 ; i < op - > arguments . size ( ) ; i + + ) {
2018-07-25 01:11:03 +00:00
op - > arguments . write [ i ] = _reduce_expression ( p_block , op - > arguments [ i ] ) ;
2017-03-05 15:44:50 +00:00
if ( op - > arguments [ i ] - > type = = Node : : TYPE_CONSTANT ) {
ConstantNode * cn = static_cast < ConstantNode * > ( op - > arguments [ i ] ) ;
2014-02-10 01:10:30 +00:00
2017-03-05 15:44:50 +00:00
if ( get_scalar_type ( cn - > datatype ) = = base ) {
2018-08-31 11:11:13 +00:00
for ( int j = 0 ; j < cn - > values . size ( ) ; j + + ) {
values . push_back ( cn - > values [ j ] ) ;
}
2017-03-05 15:44:50 +00:00
} else if ( get_scalar_type ( cn - > datatype ) = = cn - > datatype ) {
2016-10-07 14:31:18 +00:00
ConstantNode : : Value v ;
2017-03-05 15:44:50 +00:00
if ( ! convert_constant ( cn , base , & v ) ) {
2016-10-07 14:31:18 +00:00
return p_node ;
}
values . push_back ( v ) ;
2016-10-03 19:33:42 +00:00
} else {
2016-10-07 14:31:18 +00:00
return p_node ;
2016-10-03 19:33:42 +00:00
}
2016-10-07 14:31:18 +00:00
} else {
return p_node ;
2014-02-10 01:10:30 +00:00
}
}
2018-08-31 11:11:13 +00:00
if ( values . size ( ) = = 1 ) {
if ( type > = TYPE_MAT2 & & type < = TYPE_MAT4 ) {
ConstantNode : : Value value = values [ 0 ] ;
ConstantNode : : Value zero ;
zero . real = 0.0f ;
int size = 2 + ( type - TYPE_MAT2 ) ;
values . clear ( ) ;
for ( int i = 0 ; i < size ; i + + ) {
for ( int j = 0 ; j < size ; j + + ) {
values . push_back ( i = = j ? value : zero ) ;
}
}
} else {
2018-09-19 13:28:19 +00:00
ConstantNode : : Value value = values [ 0 ] ;
2018-08-31 11:11:13 +00:00
for ( int i = 1 ; i < cardinality ; i + + ) {
2018-09-19 13:28:19 +00:00
values . push_back ( value ) ;
2018-08-31 11:11:13 +00:00
}
}
} else if ( values . size ( ) ! = cardinality ) {
ERR_PRINT ( " Failed to reduce expression, values and cardinality mismatch. " ) ;
return p_node ;
}
2017-03-05 15:44:50 +00:00
ConstantNode * cn = alloc_node < ConstantNode > ( ) ;
cn - > datatype = op - > get_datatype ( ) ;
cn - > values = values ;
2016-10-07 14:31:18 +00:00
return cn ;
2017-03-05 15:44:50 +00:00
} else if ( op - > op = = OP_NEGATE ) {
2018-07-25 01:11:03 +00:00
op - > arguments . write [ 0 ] = _reduce_expression ( p_block , op - > arguments [ 0 ] ) ;
2017-03-05 15:44:50 +00:00
if ( op - > arguments [ 0 ] - > type = = Node : : TYPE_CONSTANT ) {
ConstantNode * cn = static_cast < ConstantNode * > ( op - > arguments [ 0 ] ) ;
2014-02-10 01:10:30 +00:00
2017-03-05 15:44:50 +00:00
DataType base = get_scalar_type ( cn - > datatype ) ;
2014-02-10 01:10:30 +00:00
2016-10-07 14:31:18 +00:00
Vector < ConstantNode : : Value > values ;
2014-02-10 01:10:30 +00:00
2017-03-05 15:44:50 +00:00
for ( int i = 0 ; i < cn - > values . size ( ) ; i + + ) {
2016-10-07 14:31:18 +00:00
ConstantNode : : Value nv ;
2017-03-05 15:44:50 +00:00
switch ( base ) {
2016-10-07 14:31:18 +00:00
case TYPE_BOOL : {
2017-03-05 15:44:50 +00:00
nv . boolean = ! cn - > values [ i ] . boolean ;
2016-10-07 14:31:18 +00:00
} break ;
case TYPE_INT : {
2017-03-05 15:44:50 +00:00
nv . sint = - cn - > values [ i ] . sint ;
2016-10-07 14:31:18 +00:00
} break ;
case TYPE_UINT : {
2019-11-18 12:45:01 +00:00
// Intentionally wrap the unsigned int value, because GLSL does.
nv . uint = 0 - cn - > values [ i ] . uint ;
2016-10-07 14:31:18 +00:00
} break ;
case TYPE_FLOAT : {
2017-03-05 15:44:50 +00:00
nv . real = - cn - > values [ i ] . real ;
2016-10-07 14:31:18 +00:00
} break ;
2019-04-09 15:08:36 +00:00
default : {
}
2016-10-07 14:31:18 +00:00
}
2014-02-10 01:10:30 +00:00
2016-10-07 14:31:18 +00:00
values . push_back ( nv ) ;
2014-02-10 01:10:30 +00:00
}
2017-03-05 15:44:50 +00:00
cn - > values = values ;
2016-10-03 19:33:42 +00:00
return cn ;
}
}
return p_node ;
2014-02-10 01:10:30 +00:00
}
2020-09-06 12:18:10 +00:00
ShaderLanguage : : Node * ShaderLanguage : : _parse_and_reduce_expression ( BlockNode * p_block , const FunctionInfo & p_function_info ) {
ShaderLanguage : : Node * expr = _parse_expression ( p_block , p_function_info ) ;
2020-05-14 14:41:43 +00:00
if ( ! expr ) { //errored
2020-04-01 23:20:12 +00:00
return nullptr ;
2020-05-14 14:41:43 +00:00
}
2014-02-10 01:10:30 +00:00
2017-03-05 15:44:50 +00:00
expr = _reduce_expression ( p_block , expr ) ;
2014-02-10 01:10:30 +00:00
2016-10-03 19:33:42 +00:00
return expr ;
}
2014-02-10 01:10:30 +00:00
2020-09-06 12:18:10 +00:00
Error ShaderLanguage : : _parse_block ( BlockNode * p_block , const FunctionInfo & p_function_info , bool p_just_one , bool p_can_break , bool p_can_continue ) {
2017-03-05 15:44:50 +00:00
while ( true ) {
2016-10-07 14:31:18 +00:00
TkPos pos = _get_tkpos ( ) ;
2014-02-10 01:10:30 +00:00
2016-10-03 19:33:42 +00:00
Token tk = _get_token ( ) ;
2019-08-14 11:22:25 +00:00
if ( p_block & & p_block - > block_type = = BlockNode : : BLOCK_TYPE_SWITCH ) {
if ( tk . type ! = TK_CF_CASE & & tk . type ! = TK_CF_DEFAULT & & tk . type ! = TK_CURLY_BRACKET_CLOSE ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " A switch may only contain '%s' and '%s' blocks. " ) , " case " , " default " ) ) ;
2019-08-14 11:22:25 +00:00
return ERR_PARSE_ERROR ;
}
}
2020-01-17 19:35:22 +00:00
bool is_struct = shader - > structs . has ( tk . text ) ;
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if ( tk . type = = TK_CURLY_BRACKET_CLOSE ) { //end of block
2016-10-03 19:33:42 +00:00
if ( p_just_one ) {
2022-01-19 12:00:11 +00:00
_set_expected_error ( " } " ) ;
2016-10-03 19:33:42 +00:00
return ERR_PARSE_ERROR ;
}
2014-02-10 01:10:30 +00:00
2016-10-03 19:33:42 +00:00
return OK ;
2014-02-10 01:10:30 +00:00
2020-01-17 19:35:22 +00:00
} else if ( tk . type = = TK_CONST | | is_token_precision ( tk . type ) | | is_token_nonvoid_datatype ( tk . type ) | | is_struct ) {
String struct_name = " " ;
if ( is_struct ) {
struct_name = tk . text ;
2021-12-15 19:39:03 +00:00
# ifdef DEBUG_ENABLED
if ( check_warnings & & HAS_WARNING ( ShaderWarning : : UNUSED_STRUCT_FLAG ) & & used_structs . has ( struct_name ) ) {
used_structs [ struct_name ] . used = true ;
}
# endif // DEBUG_ENABLED
2020-01-17 19:35:22 +00:00
}
2019-08-05 07:35:53 +00:00
bool is_const = false ;
if ( tk . type = = TK_CONST ) {
is_const = true ;
tk = _get_token ( ) ;
2020-01-17 19:35:22 +00:00
if ( ! is_struct ) {
is_struct = shader - > structs . has ( tk . text ) ; // check again.
struct_name = tk . text ;
}
2019-08-05 07:35:53 +00:00
}
2017-03-05 15:44:50 +00:00
DataPrecision precision = PRECISION_DEFAULT ;
2016-10-03 19:33:42 +00:00
if ( is_token_precision ( tk . type ) ) {
2017-03-05 15:44:50 +00:00
precision = get_token_precision ( tk . type ) ;
2016-10-03 19:33:42 +00:00
tk = _get_token ( ) ;
2020-01-17 19:35:22 +00:00
if ( ! is_struct ) {
is_struct = shader - > structs . has ( tk . text ) ; // check again.
}
if ( is_struct & & precision ! = PRECISION_DEFAULT ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " The precision modifier cannot be used on structs. " ) ) ;
2020-01-17 19:35:22 +00:00
return ERR_PARSE_ERROR ;
}
2016-10-03 19:33:42 +00:00
if ( ! is_token_nonvoid_datatype ( tk . type ) ) {
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_set_error ( RTR ( " Expected variable type after precision modifier. " ) ) ;
2016-10-03 19:33:42 +00:00
return ERR_PARSE_ERROR ;
}
}
2014-02-10 01:10:30 +00:00
2020-01-17 19:35:22 +00:00
if ( ! is_struct ) {
if ( ! is_token_variable_datatype ( tk . type ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Invalid variable type (samplers are not allowed). " ) ) ;
2020-01-17 19:35:22 +00:00
return ERR_PARSE_ERROR ;
}
2018-11-12 11:36:26 +00:00
}
2020-01-17 19:35:22 +00:00
DataType type = is_struct ? TYPE_STRUCT : get_token_datatype ( tk . type ) ;
2014-02-10 01:10:30 +00:00
2020-01-20 12:34:25 +00:00
if ( _validate_datatype ( type ) ! = OK ) {
return ERR_PARSE_ERROR ;
}
2021-12-15 14:32:54 +00:00
int array_size = 0 ;
bool fixed_array_size = false ;
bool first = true ;
2017-09-05 18:22:33 +00:00
2022-01-18 07:40:41 +00:00
VariableDeclarationNode * vdnode = alloc_node < VariableDeclarationNode > ( ) ;
vdnode - > precision = precision ;
if ( is_struct ) {
vdnode - > struct_name = struct_name ;
vdnode - > datatype = TYPE_STRUCT ;
} else {
vdnode - > datatype = type ;
} ;
vdnode - > is_const = is_const ;
2021-12-15 14:32:54 +00:00
do {
2021-10-07 13:00:19 +00:00
bool unknown_size = false ;
2022-01-18 07:40:41 +00:00
VariableDeclarationNode : : Declaration decl ;
2021-10-07 13:00:19 +00:00
2021-12-15 14:32:54 +00:00
tk = _get_token ( ) ;
2014-02-10 01:10:30 +00:00
2021-12-15 14:32:54 +00:00
if ( first ) {
first = false ;
2021-10-07 13:00:19 +00:00
2021-12-15 14:32:54 +00:00
if ( tk . type ! = TK_IDENTIFIER & & tk . type ! = TK_BRACKET_OPEN ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected an identifier or '[' after type. " ) ) ;
2021-12-15 14:32:54 +00:00
return ERR_PARSE_ERROR ;
2021-10-07 13:00:19 +00:00
}
2021-12-15 14:32:54 +00:00
if ( tk . type = = TK_BRACKET_OPEN ) {
2022-01-18 07:40:41 +00:00
Error error = _parse_array_size ( p_block , p_function_info , false , & decl . size_expression , & array_size , & unknown_size ) ;
2021-12-15 14:32:54 +00:00
if ( error ! = OK ) {
return error ;
}
2022-01-18 07:40:41 +00:00
decl . size = array_size ;
2021-10-07 13:00:19 +00:00
2021-12-15 14:32:54 +00:00
fixed_array_size = true ;
tk = _get_token ( ) ;
2021-10-07 13:00:19 +00:00
}
2021-12-15 14:32:54 +00:00
}
2021-10-07 13:00:19 +00:00
2021-12-15 14:32:54 +00:00
if ( tk . type ! = TK_IDENTIFIER ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected an identifier. " ) ) ;
2021-12-15 14:32:54 +00:00
return ERR_PARSE_ERROR ;
2021-10-07 13:00:19 +00:00
}
2016-10-03 19:33:42 +00:00
StringName name = tk . text ;
2019-10-06 14:24:30 +00:00
ShaderLanguage : : IdentifierType itype ;
2020-09-06 12:18:10 +00:00
if ( _find_identifier ( p_block , true , p_function_info , name , ( ShaderLanguage : : DataType * ) nullptr , & itype ) ) {
2019-10-06 14:24:30 +00:00
if ( itype ! = IDENTIFIER_FUNCTION ) {
2022-01-19 12:00:11 +00:00
_set_redefinition_error ( String ( name ) ) ;
2019-10-06 14:24:30 +00:00
return ERR_PARSE_ERROR ;
}
2016-10-03 19:33:42 +00:00
}
2022-01-18 07:40:41 +00:00
decl . name = name ;
2021-10-07 13:00:19 +00:00
2021-06-29 11:34:54 +00:00
# ifdef DEBUG_ENABLED
if ( check_warnings & & HAS_WARNING ( ShaderWarning : : UNUSED_LOCAL_VARIABLE_FLAG ) ) {
if ( p_block & & p_block - > parent_function ) {
StringName func_name = p_block - > parent_function - > name ;
if ( ! used_local_vars . has ( func_name ) ) {
used_local_vars . insert ( func_name , Map < StringName , Usage > ( ) ) ;
}
used_local_vars [ func_name ] . insert ( name , Usage ( tk_line ) ) ;
}
}
# endif // DEBUG_ENABLED
2016-10-03 19:33:42 +00:00
BlockNode : : Variable var ;
2017-03-05 15:44:50 +00:00
var . type = type ;
var . precision = precision ;
var . line = tk_line ;
2021-10-07 13:00:19 +00:00
var . array_size = array_size ;
2019-08-05 07:35:53 +00:00
var . is_const = is_const ;
2020-01-17 19:35:22 +00:00
var . struct_name = struct_name ;
2017-09-05 18:22:33 +00:00
2019-07-10 16:52:50 +00:00
tk = _get_token ( ) ;
2017-09-05 18:22:33 +00:00
2019-07-10 16:52:50 +00:00
if ( tk . type = = TK_BRACKET_OPEN ) {
2020-03-27 18:21:27 +00:00
if ( RenderingServer : : get_singleton ( ) - > is_low_end ( ) & & is_const ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Local const arrays are only supported on high-end platforms. " ) ) ;
2020-01-16 08:46:11 +00:00
return ERR_PARSE_ERROR ;
}
2022-01-18 07:40:41 +00:00
Error error = _parse_array_size ( p_block , p_function_info , false , & decl . size_expression , & var . array_size , & unknown_size ) ;
2021-12-15 14:32:54 +00:00
if ( error ! = OK ) {
return error ;
2020-01-17 19:35:22 +00:00
}
2019-07-10 16:52:50 +00:00
2022-01-18 07:40:41 +00:00
decl . size = var . array_size ;
2021-12-15 14:32:54 +00:00
array_size = var . array_size ;
2019-07-15 15:47:22 +00:00
2021-10-07 13:00:19 +00:00
tk = _get_token ( ) ;
}
2019-07-10 16:52:50 +00:00
2022-01-18 07:40:41 +00:00
if ( var . array_size > 0 | | unknown_size ) {
2019-07-15 15:47:22 +00:00
bool full_def = false ;
2019-07-10 16:52:50 +00:00
2019-07-15 15:47:22 +00:00
if ( tk . type = = TK_OP_ASSIGN ) {
2020-03-27 18:21:27 +00:00
if ( RenderingServer : : get_singleton ( ) - > is_low_end ( ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Array initialization is only supported on high-end platforms. " ) ) ;
2020-01-16 08:46:11 +00:00
return ERR_PARSE_ERROR ;
}
2021-05-21 16:16:23 +00:00
TkPos prev_pos = _get_tkpos ( ) ;
2019-07-15 15:47:22 +00:00
tk = _get_token ( ) ;
2021-05-21 16:16:23 +00:00
if ( tk . type = = TK_IDENTIFIER ) { // a function call array initialization
_set_tkpos ( prev_pos ) ;
Node * n = _parse_and_reduce_expression ( p_block , p_function_info ) ;
2019-07-15 15:47:22 +00:00
2021-05-21 16:16:23 +00:00
if ( ! n ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected array initializer. " ) ) ;
2021-05-21 16:16:23 +00:00
return ERR_PARSE_ERROR ;
} else {
if ( unknown_size ) {
2022-01-18 07:40:41 +00:00
decl . size = n - > get_array_size ( ) ;
2021-05-21 16:16:23 +00:00
var . array_size = n - > get_array_size ( ) ;
2020-01-17 19:35:22 +00:00
}
2021-05-21 16:16:23 +00:00
if ( ! _compare_datatypes ( var . type , var . struct_name , var . array_size , n - > get_datatype ( ) , n - > get_datatype_name ( ) , n - > get_array_size ( ) ) ) {
2019-07-15 15:47:22 +00:00
return ERR_PARSE_ERROR ;
}
2020-01-17 19:35:22 +00:00
2022-01-18 07:40:41 +00:00
decl . single_expression = true ;
decl . initializer . push_back ( n ) ;
2021-05-21 16:16:23 +00:00
}
2020-01-17 19:35:22 +00:00
2021-05-21 16:16:23 +00:00
tk = _get_token ( ) ;
} else {
if ( tk . type ! = TK_CURLY_BRACKET_OPEN ) {
if ( unknown_size ) {
2022-01-19 12:00:11 +00:00
_set_expected_error ( " { " ) ;
2020-01-17 19:35:22 +00:00
return ERR_PARSE_ERROR ;
}
2019-07-15 15:47:22 +00:00
2021-05-21 16:16:23 +00:00
full_def = true ;
2019-07-15 15:47:22 +00:00
2021-05-21 16:16:23 +00:00
DataPrecision precision2 = PRECISION_DEFAULT ;
if ( is_token_precision ( tk . type ) ) {
precision2 = get_token_precision ( tk . type ) ;
2020-01-18 08:41:55 +00:00
tk = _get_token ( ) ;
2021-05-21 16:16:23 +00:00
if ( shader - > structs . has ( tk . text ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " The precision modifier cannot be used on structs. " ) ) ;
2021-05-21 16:16:23 +00:00
return ERR_PARSE_ERROR ;
}
if ( ! is_token_nonvoid_datatype ( tk . type ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected data type after precision modifier. " ) ) ;
2020-01-18 08:41:55 +00:00
return ERR_PARSE_ERROR ;
}
2021-05-21 16:16:23 +00:00
}
2020-01-18 08:41:55 +00:00
2021-05-21 16:16:23 +00:00
DataType type2 ;
StringName struct_name2 = " " ;
if ( shader - > structs . has ( tk . text ) ) {
type2 = TYPE_STRUCT ;
struct_name2 = tk . text ;
} else {
if ( ! is_token_variable_datatype ( tk . type ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Invalid data type for the array. " ) ) ;
2019-07-15 15:47:22 +00:00
return ERR_PARSE_ERROR ;
}
2021-05-21 16:16:23 +00:00
type2 = get_token_datatype ( tk . type ) ;
}
2019-07-15 15:47:22 +00:00
2021-05-21 16:16:23 +00:00
int array_size2 = 0 ;
tk = _get_token ( ) ;
if ( tk . type = = TK_BRACKET_OPEN ) {
2022-01-15 09:10:26 +00:00
bool is_unknown_size = false ;
Error error = _parse_array_size ( p_block , p_function_info , false , nullptr , & array_size2 , & is_unknown_size ) ;
if ( error ! = OK ) {
return error ;
}
if ( is_unknown_size ) {
2021-05-21 16:16:23 +00:00
array_size2 = var . array_size ;
2020-01-18 08:41:55 +00:00
}
2022-01-15 09:10:26 +00:00
tk = _get_token ( ) ;
2020-01-17 19:35:22 +00:00
} else {
2022-01-19 12:00:11 +00:00
_set_expected_error ( " [ " ) ;
2021-05-21 16:16:23 +00:00
return ERR_PARSE_ERROR ;
2019-07-15 15:47:22 +00:00
}
2021-05-21 16:16:23 +00:00
if ( precision ! = precision2 | | type ! = type2 | | struct_name ! = struct_name2 | | var . array_size ! = array_size2 ) {
2022-01-19 12:00:11 +00:00
String from ;
2021-05-21 16:16:23 +00:00
if ( precision2 ! = PRECISION_DEFAULT ) {
2022-01-19 12:00:11 +00:00
from + = get_precision_name ( precision2 ) ;
from + = " " ;
2021-05-21 16:16:23 +00:00
}
if ( type2 = = TYPE_STRUCT ) {
2022-01-19 12:00:11 +00:00
from + = struct_name2 ;
2021-05-21 16:16:23 +00:00
} else {
2022-01-19 12:00:11 +00:00
from + = get_datatype_name ( type2 ) ;
2021-05-21 16:16:23 +00:00
}
2022-01-19 12:00:11 +00:00
from + = " [ " ;
from + = itos ( array_size2 ) ;
from + = " ]' " ;
String to ;
2021-05-21 16:16:23 +00:00
if ( precision ! = PRECISION_DEFAULT ) {
2022-01-19 12:00:11 +00:00
to + = get_precision_name ( precision ) ;
to + = " " ;
2021-05-21 16:16:23 +00:00
}
if ( type = = TYPE_STRUCT ) {
2022-01-19 12:00:11 +00:00
to + = struct_name ;
2021-05-21 16:16:23 +00:00
} else {
2022-01-19 12:00:11 +00:00
to + = get_datatype_name ( type ) ;
2021-05-21 16:16:23 +00:00
}
2022-01-19 12:00:11 +00:00
to + = " [ " ;
to + = itos ( var . array_size ) ;
to + = " ]' " ;
_set_error ( vformat ( RTR ( " Cannot convert from '%s' to '%s'. " ) , from , to ) ) ;
2021-05-21 16:16:23 +00:00
return ERR_PARSE_ERROR ;
2020-01-17 19:35:22 +00:00
}
2019-07-15 15:47:22 +00:00
}
2021-05-21 16:16:23 +00:00
bool curly = tk . type = = TK_CURLY_BRACKET_OPEN ;
2019-07-15 15:47:22 +00:00
2021-05-21 16:16:23 +00:00
if ( unknown_size ) {
if ( ! curly ) {
2022-01-19 12:00:11 +00:00
_set_expected_error ( " { " ) ;
2019-07-15 15:47:22 +00:00
return ERR_PARSE_ERROR ;
}
2021-05-21 16:16:23 +00:00
} else {
if ( full_def ) {
if ( curly ) {
2022-01-19 12:00:11 +00:00
_set_expected_error ( " ( " ) ;
2021-05-21 16:16:23 +00:00
return ERR_PARSE_ERROR ;
}
}
2019-07-15 15:47:22 +00:00
}
2021-05-21 16:16:23 +00:00
if ( tk . type = = TK_PARENTHESIS_OPEN | | curly ) { // initialization
while ( true ) {
Node * n = _parse_and_reduce_expression ( p_block , p_function_info ) ;
if ( ! n ) {
return ERR_PARSE_ERROR ;
}
2019-07-15 15:47:22 +00:00
2022-01-18 07:40:41 +00:00
if ( is_const & & n - > type = = Node : : TYPE_OPERATOR & & ( ( OperatorNode * ) n ) - > op = = OP_CALL ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected a constant expression. " ) ) ;
2021-05-21 16:16:23 +00:00
return ERR_PARSE_ERROR ;
}
2019-10-06 15:05:44 +00:00
2021-05-21 16:16:23 +00:00
if ( ! _compare_datatypes ( var . type , struct_name , 0 , n - > get_datatype ( ) , n - > get_datatype_name ( ) , 0 ) ) {
return ERR_PARSE_ERROR ;
}
2019-07-15 15:47:22 +00:00
2021-05-21 16:16:23 +00:00
tk = _get_token ( ) ;
if ( tk . type = = TK_COMMA ) {
2022-01-18 07:40:41 +00:00
decl . initializer . push_back ( n ) ;
2021-05-21 16:16:23 +00:00
continue ;
} else if ( ! curly & & tk . type = = TK_PARENTHESIS_CLOSE ) {
2022-01-18 07:40:41 +00:00
decl . initializer . push_back ( n ) ;
2021-05-21 16:16:23 +00:00
break ;
} else if ( curly & & tk . type = = TK_CURLY_BRACKET_CLOSE ) {
2022-01-18 07:40:41 +00:00
decl . initializer . push_back ( n ) ;
2021-05-21 16:16:23 +00:00
break ;
2020-05-14 14:41:43 +00:00
} else {
2021-05-21 16:16:23 +00:00
if ( curly ) {
2022-01-19 12:00:11 +00:00
_set_expected_error ( " } " , " , " ) ;
2021-05-21 16:16:23 +00:00
} else {
2022-01-19 12:00:11 +00:00
_set_expected_error ( " ) " , " , " ) ;
2021-05-21 16:16:23 +00:00
}
return ERR_PARSE_ERROR ;
2020-05-14 14:41:43 +00:00
}
2021-05-21 16:16:23 +00:00
}
if ( unknown_size ) {
2022-01-18 07:40:41 +00:00
decl . size = decl . initializer . size ( ) ;
var . array_size = decl . initializer . size ( ) ;
} else if ( decl . initializer . size ( ) ! = var . array_size ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Array size mismatch. " ) ) ;
2019-07-15 15:47:22 +00:00
return ERR_PARSE_ERROR ;
}
2021-05-21 16:16:23 +00:00
tk = _get_token ( ) ;
2019-07-15 15:47:22 +00:00
}
}
} else {
if ( unknown_size ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected array initialization. " ) ) ;
2019-07-15 15:47:22 +00:00
return ERR_PARSE_ERROR ;
}
2022-01-18 07:40:41 +00:00
if ( is_const ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected initialization of constant. " ) ) ;
2019-08-13 06:55:43 +00:00
return ERR_PARSE_ERROR ;
}
2019-07-15 15:47:22 +00:00
}
2021-12-15 14:32:54 +00:00
array_size = var . array_size ;
2019-07-10 16:52:50 +00:00
} else if ( tk . type = = TK_OP_ASSIGN ) {
2018-01-01 18:56:44 +00:00
//variable created with assignment! must parse an expression
2020-09-06 12:18:10 +00:00
Node * n = _parse_and_reduce_expression ( p_block , p_function_info ) ;
2020-05-14 14:41:43 +00:00
if ( ! n ) {
2016-10-03 19:33:42 +00:00
return ERR_PARSE_ERROR ;
2020-05-14 14:41:43 +00:00
}
2022-01-18 07:40:41 +00:00
if ( is_const & & n - > type = = Node : : TYPE_OPERATOR & & ( ( OperatorNode * ) n ) - > op = = OP_CALL ) {
2021-04-27 11:58:32 +00:00
OperatorNode * op = ( ( OperatorNode * ) n ) ;
for ( int i = 1 ; i < op - > arguments . size ( ) ; i + + ) {
if ( ! _check_node_constness ( op - > arguments [ i ] ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Expected constant expression for argument %d of function call after '='. " ) , i - 1 ) ) ;
2021-04-27 11:58:32 +00:00
return ERR_PARSE_ERROR ;
}
}
2019-10-06 15:05:44 +00:00
}
2017-08-20 19:15:08 +00:00
2020-12-16 17:13:56 +00:00
if ( n - > type = = Node : : TYPE_CONSTANT ) {
ConstantNode * const_node = static_cast < ConstantNode * > ( n ) ;
if ( const_node & & const_node - > values . size ( ) = = 1 ) {
var . value = const_node - > values [ 0 ] ;
}
}
2021-05-21 16:16:23 +00:00
if ( ! _compare_datatypes ( var . type , var . struct_name , var . array_size , n - > get_datatype ( ) , n - > get_datatype_name ( ) , n - > get_array_size ( ) ) ) {
2017-08-20 19:15:08 +00:00
return ERR_PARSE_ERROR ;
}
2022-01-18 07:40:41 +00:00
decl . initializer . push_back ( n ) ;
2017-09-05 18:22:33 +00:00
tk = _get_token ( ) ;
2019-07-10 16:52:50 +00:00
} else {
2019-08-13 06:55:43 +00:00
if ( is_const ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected initialization of constant. " ) ) ;
2019-08-13 06:55:43 +00:00
return ERR_PARSE_ERROR ;
}
2014-02-10 01:10:30 +00:00
}
2022-01-18 07:40:41 +00:00
vdnode - > declarations . push_back ( decl ) ;
2019-07-10 16:52:50 +00:00
p_block - > variables [ name ] = var ;
2021-12-15 14:32:54 +00:00
if ( ! fixed_array_size ) {
array_size = 0 ;
}
2017-03-05 15:44:50 +00:00
if ( tk . type = = TK_COMMA ) {
2020-03-26 10:32:39 +00:00
if ( p_block - > block_type = = BlockNode : : BLOCK_TYPE_FOR ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( " Multiple declarations in '%s' loop are not supported. " , " for " ) ) ;
2020-03-26 10:32:39 +00:00
return ERR_PARSE_ERROR ;
}
2017-03-05 15:44:50 +00:00
} else if ( tk . type = = TK_SEMICOLON ) {
2016-10-03 19:33:42 +00:00
break ;
} else {
2022-01-19 12:00:11 +00:00
_set_expected_error ( " , " , " ; " ) ;
2014-02-10 01:10:30 +00:00
return ERR_PARSE_ERROR ;
}
2021-12-15 14:32:54 +00:00
} while ( tk . type = = TK_COMMA ) ; //another variable
2022-01-18 07:40:41 +00:00
p_block - > statements . push_back ( ( Node * ) vdnode ) ;
2017-03-05 15:44:50 +00:00
} else if ( tk . type = = TK_CURLY_BRACKET_OPEN ) {
2016-10-03 19:33:42 +00:00
//a sub block, just because..
2017-03-05 15:44:50 +00:00
BlockNode * block = alloc_node < BlockNode > ( ) ;
block - > parent_block = p_block ;
2020-09-06 12:18:10 +00:00
if ( _parse_block ( block , p_function_info , false , p_can_break , p_can_continue ) ! = OK ) {
2020-03-20 14:24:00 +00:00
return ERR_PARSE_ERROR ;
}
2016-10-07 14:31:18 +00:00
p_block - > statements . push_back ( block ) ;
2017-03-05 15:44:50 +00:00
} else if ( tk . type = = TK_CF_IF ) {
2016-10-03 19:33:42 +00:00
//if () {}
tk = _get_token ( ) ;
2017-03-05 15:44:50 +00:00
if ( tk . type ! = TK_PARENTHESIS_OPEN ) {
2022-01-19 12:00:11 +00:00
_set_expected_after_error ( " ( " , " if " ) ;
2016-10-03 19:33:42 +00:00
return ERR_PARSE_ERROR ;
2014-02-10 01:10:30 +00:00
}
2016-10-03 19:33:42 +00:00
ControlFlowNode * cf = alloc_node < ControlFlowNode > ( ) ;
2017-03-05 15:44:50 +00:00
cf - > flow_op = FLOW_OP_IF ;
2020-09-06 12:18:10 +00:00
Node * n = _parse_and_reduce_expression ( p_block , p_function_info ) ;
2020-05-14 14:41:43 +00:00
if ( ! n ) {
2016-10-03 19:33:42 +00:00
return ERR_PARSE_ERROR ;
2020-05-14 14:41:43 +00:00
}
2016-10-03 19:33:42 +00:00
2019-10-28 05:35:33 +00:00
if ( n - > get_datatype ( ) ! = TYPE_BOOL ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected a boolean expression. " ) ) ;
2019-10-28 05:35:33 +00:00
return ERR_PARSE_ERROR ;
}
2016-10-03 19:33:42 +00:00
tk = _get_token ( ) ;
2017-03-05 15:44:50 +00:00
if ( tk . type ! = TK_PARENTHESIS_CLOSE ) {
2022-01-19 12:00:11 +00:00
_set_expected_error ( " ) " ) ;
2016-10-03 19:33:42 +00:00
return ERR_PARSE_ERROR ;
2014-02-10 01:10:30 +00:00
}
2017-03-05 15:44:50 +00:00
BlockNode * block = alloc_node < BlockNode > ( ) ;
block - > parent_block = p_block ;
2016-10-07 14:31:18 +00:00
cf - > expressions . push_back ( n ) ;
2016-10-03 19:33:42 +00:00
cf - > blocks . push_back ( block ) ;
2016-10-07 14:31:18 +00:00
p_block - > statements . push_back ( cf ) ;
2016-10-03 19:33:42 +00:00
2020-09-06 12:18:10 +00:00
Error err = _parse_block ( block , p_function_info , true , p_can_break , p_can_continue ) ;
2020-05-14 14:41:43 +00:00
if ( err ) {
2017-06-04 21:08:06 +00:00
return err ;
2020-05-14 14:41:43 +00:00
}
2016-10-03 19:33:42 +00:00
2017-03-05 15:44:50 +00:00
pos = _get_tkpos ( ) ;
2016-10-03 19:33:42 +00:00
tk = _get_token ( ) ;
2017-03-05 15:44:50 +00:00
if ( tk . type = = TK_CF_ELSE ) {
2016-10-03 19:33:42 +00:00
block = alloc_node < BlockNode > ( ) ;
2017-03-05 15:44:50 +00:00
block - > parent_block = p_block ;
2016-10-03 19:33:42 +00:00
cf - > blocks . push_back ( block ) ;
2020-09-06 12:18:10 +00:00
err = _parse_block ( block , p_function_info , true , p_can_break , p_can_continue ) ;
2021-12-11 14:30:40 +00:00
if ( err ) {
return err ;
}
2014-02-10 01:10:30 +00:00
} else {
2016-10-07 14:31:18 +00:00
_set_tkpos ( pos ) ; //rollback
2014-02-10 01:10:30 +00:00
}
2019-08-14 11:22:25 +00:00
} else if ( tk . type = = TK_CF_SWITCH ) {
2020-03-27 18:21:27 +00:00
if ( RenderingServer : : get_singleton ( ) - > is_low_end ( ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " The '%s' operator is only supported on high-end platforms. " ) , " switch " ) ) ;
2019-11-02 09:36:43 +00:00
return ERR_PARSE_ERROR ;
}
2019-08-14 11:22:25 +00:00
// switch() {}
tk = _get_token ( ) ;
if ( tk . type ! = TK_PARENTHESIS_OPEN ) {
2022-01-19 12:00:11 +00:00
_set_expected_after_error ( " ( " , " switch " ) ;
2019-08-14 11:22:25 +00:00
return ERR_PARSE_ERROR ;
}
ControlFlowNode * cf = alloc_node < ControlFlowNode > ( ) ;
cf - > flow_op = FLOW_OP_SWITCH ;
2020-09-06 12:18:10 +00:00
Node * n = _parse_and_reduce_expression ( p_block , p_function_info ) ;
2020-05-14 14:41:43 +00:00
if ( ! n ) {
2019-08-14 11:22:25 +00:00
return ERR_PARSE_ERROR ;
2020-05-14 14:41:43 +00:00
}
2019-08-14 11:22:25 +00:00
if ( n - > get_datatype ( ) ! = TYPE_INT ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected an integer expression. " ) ) ;
2019-08-14 11:22:25 +00:00
return ERR_PARSE_ERROR ;
}
tk = _get_token ( ) ;
if ( tk . type ! = TK_PARENTHESIS_CLOSE ) {
2022-01-19 12:00:11 +00:00
_set_expected_error ( " ) " ) ;
2019-08-14 11:22:25 +00:00
return ERR_PARSE_ERROR ;
}
tk = _get_token ( ) ;
if ( tk . type ! = TK_CURLY_BRACKET_OPEN ) {
2022-01-19 12:00:11 +00:00
_set_expected_after_error ( " { " , " switch " ) ;
2019-08-14 11:22:25 +00:00
return ERR_PARSE_ERROR ;
}
BlockNode * switch_block = alloc_node < BlockNode > ( ) ;
switch_block - > block_type = BlockNode : : BLOCK_TYPE_SWITCH ;
switch_block - > parent_block = p_block ;
cf - > expressions . push_back ( n ) ;
cf - > blocks . push_back ( switch_block ) ;
p_block - > statements . push_back ( cf ) ;
int prev_type = TK_CF_CASE ;
while ( true ) { // Go-through multiple cases.
2020-09-06 12:18:10 +00:00
if ( _parse_block ( switch_block , p_function_info , true , true , false ) ! = OK ) {
2019-08-14 11:22:25 +00:00
return ERR_PARSE_ERROR ;
}
pos = _get_tkpos ( ) ;
tk = _get_token ( ) ;
if ( tk . type = = TK_CF_CASE | | tk . type = = TK_CF_DEFAULT ) {
if ( prev_type = = TK_CF_DEFAULT ) {
if ( tk . type = = TK_CF_CASE ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Cases must be defined before default case. " ) ) ;
2019-08-14 11:22:25 +00:00
return ERR_PARSE_ERROR ;
} else if ( prev_type = = TK_CF_DEFAULT ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Default case must be defined only once. " ) ) ;
2019-08-14 11:22:25 +00:00
return ERR_PARSE_ERROR ;
}
}
prev_type = tk . type ;
_set_tkpos ( pos ) ;
continue ;
} else {
Set < int > constants ;
for ( int i = 0 ; i < switch_block - > statements . size ( ) ; i + + ) { // Checks for duplicates.
ControlFlowNode * flow = ( ControlFlowNode * ) switch_block - > statements [ i ] ;
if ( flow ) {
if ( flow - > flow_op = = FLOW_OP_CASE ) {
2020-12-16 17:13:56 +00:00
if ( flow - > expressions [ 0 ] - > type = = Node : : TYPE_CONSTANT ) {
ConstantNode * cn = static_cast < ConstantNode * > ( flow - > expressions [ 0 ] ) ;
2020-12-15 12:04:21 +00:00
if ( ! cn | | cn - > values . is_empty ( ) ) {
2020-12-16 17:13:56 +00:00
return ERR_PARSE_ERROR ;
}
if ( constants . has ( cn - > values [ 0 ] . sint ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Duplicated case label: %d. " ) , cn - > values [ 0 ] . sint ) ) ;
2020-12-16 17:13:56 +00:00
return ERR_PARSE_ERROR ;
}
constants . insert ( cn - > values [ 0 ] . sint ) ;
} else if ( flow - > expressions [ 0 ] - > type = = Node : : TYPE_VARIABLE ) {
VariableNode * vn = static_cast < VariableNode * > ( flow - > expressions [ 0 ] ) ;
if ( ! vn ) {
return ERR_PARSE_ERROR ;
}
ConstantNode : : Value v ;
_find_identifier ( p_block , false , p_function_info , vn - > name , nullptr , nullptr , nullptr , nullptr , nullptr , & v ) ;
if ( constants . has ( v . sint ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Duplicated case label: %d. " ) , v . sint ) ) ;
2020-12-16 17:13:56 +00:00
return ERR_PARSE_ERROR ;
}
constants . insert ( v . sint ) ;
2019-08-14 11:22:25 +00:00
}
} else if ( flow - > flow_op = = FLOW_OP_DEFAULT ) {
continue ;
} else {
return ERR_PARSE_ERROR ;
}
} else {
return ERR_PARSE_ERROR ;
}
}
break ;
}
}
} else if ( tk . type = = TK_CF_CASE ) {
// case x : break; | return;
if ( p_block & & p_block - > block_type = = BlockNode : : BLOCK_TYPE_CASE ) {
_set_tkpos ( pos ) ;
return OK ;
}
if ( ! p_block | | ( p_block - > block_type ! = BlockNode : : BLOCK_TYPE_SWITCH ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " '%s' must be placed within a '%s' block. " ) , " case " , " switch " ) ) ;
2019-08-14 11:22:25 +00:00
return ERR_PARSE_ERROR ;
}
tk = _get_token ( ) ;
int sign = 1 ;
if ( tk . type = = TK_OP_SUB ) {
sign = - 1 ;
tk = _get_token ( ) ;
}
2020-12-16 17:13:56 +00:00
Node * n = nullptr ;
2021-12-03 19:05:23 +00:00
if ( ! tk . is_integer_constant ( ) ) {
2020-12-16 17:13:56 +00:00
bool correct_constant_expression = false ;
DataType data_type ;
2019-08-14 11:22:25 +00:00
2020-12-16 17:13:56 +00:00
if ( tk . type = = TK_IDENTIFIER ) {
bool is_const ;
_find_identifier ( p_block , false , p_function_info , tk . text , & data_type , nullptr , & is_const ) ;
if ( is_const ) {
if ( data_type = = TYPE_INT ) {
correct_constant_expression = true ;
}
}
}
if ( ! correct_constant_expression ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected an integer constant. " ) ) ;
2020-12-16 17:13:56 +00:00
return ERR_PARSE_ERROR ;
}
VariableNode * vn = alloc_node < VariableNode > ( ) ;
vn - > name = tk . text ;
n = vn ;
} else {
ConstantNode : : Value v ;
2021-12-03 19:05:23 +00:00
if ( tk . type = = TK_UINT_CONSTANT ) {
v . uint = ( uint32_t ) tk . constant ;
} else {
v . sint = ( int ) tk . constant * sign ;
}
2020-12-16 17:13:56 +00:00
ConstantNode * cn = alloc_node < ConstantNode > ( ) ;
cn - > values . push_back ( v ) ;
2021-12-03 19:05:23 +00:00
cn - > datatype = ( tk . type = = TK_UINT_CONSTANT ? TYPE_UINT : TYPE_INT ) ;
2020-12-16 17:13:56 +00:00
n = cn ;
}
2019-08-14 11:22:25 +00:00
tk = _get_token ( ) ;
if ( tk . type ! = TK_COLON ) {
2022-01-19 12:00:11 +00:00
_set_expected_error ( " : " ) ;
2019-08-14 11:22:25 +00:00
return ERR_PARSE_ERROR ;
}
ControlFlowNode * cf = alloc_node < ControlFlowNode > ( ) ;
cf - > flow_op = FLOW_OP_CASE ;
BlockNode * case_block = alloc_node < BlockNode > ( ) ;
case_block - > block_type = BlockNode : : BLOCK_TYPE_CASE ;
case_block - > parent_block = p_block ;
cf - > expressions . push_back ( n ) ;
cf - > blocks . push_back ( case_block ) ;
p_block - > statements . push_back ( cf ) ;
2020-09-06 12:18:10 +00:00
Error err = _parse_block ( case_block , p_function_info , false , true , false ) ;
2020-05-14 14:41:43 +00:00
if ( err ) {
2019-08-14 11:22:25 +00:00
return err ;
2020-05-14 14:41:43 +00:00
}
2019-08-14 11:22:25 +00:00
return OK ;
} else if ( tk . type = = TK_CF_DEFAULT ) {
if ( p_block & & p_block - > block_type = = BlockNode : : BLOCK_TYPE_CASE ) {
_set_tkpos ( pos ) ;
return OK ;
}
if ( ! p_block | | ( p_block - > block_type ! = BlockNode : : BLOCK_TYPE_SWITCH ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " '%s' must be placed within a '%s' block. " ) , " default " , " switch " ) ) ;
2019-08-14 11:22:25 +00:00
return ERR_PARSE_ERROR ;
}
tk = _get_token ( ) ;
if ( tk . type ! = TK_COLON ) {
2022-01-19 12:00:11 +00:00
_set_expected_error ( " : " ) ;
2019-08-14 11:22:25 +00:00
return ERR_PARSE_ERROR ;
}
ControlFlowNode * cf = alloc_node < ControlFlowNode > ( ) ;
cf - > flow_op = FLOW_OP_DEFAULT ;
BlockNode * default_block = alloc_node < BlockNode > ( ) ;
default_block - > block_type = BlockNode : : BLOCK_TYPE_DEFAULT ;
default_block - > parent_block = p_block ;
cf - > blocks . push_back ( default_block ) ;
p_block - > statements . push_back ( cf ) ;
2020-09-06 12:18:10 +00:00
Error err = _parse_block ( default_block , p_function_info , false , true , false ) ;
2020-05-14 14:41:43 +00:00
if ( err ) {
2019-08-14 11:22:25 +00:00
return err ;
2020-05-14 14:41:43 +00:00
}
2019-08-14 11:22:25 +00:00
return OK ;
2019-08-13 13:19:14 +00:00
} else if ( tk . type = = TK_CF_DO | | tk . type = = TK_CF_WHILE ) {
// do {} while()
// while() {}
bool is_do = tk . type = = TK_CF_DO ;
2020-04-01 23:20:12 +00:00
BlockNode * do_block = nullptr ;
2019-08-13 13:19:14 +00:00
if ( is_do ) {
do_block = alloc_node < BlockNode > ( ) ;
do_block - > parent_block = p_block ;
2020-09-06 12:18:10 +00:00
Error err = _parse_block ( do_block , p_function_info , true , true , true ) ;
2020-05-14 14:41:43 +00:00
if ( err ) {
2019-08-13 13:19:14 +00:00
return err ;
2020-05-14 14:41:43 +00:00
}
2019-08-13 13:19:14 +00:00
tk = _get_token ( ) ;
if ( tk . type ! = TK_CF_WHILE ) {
2022-01-19 12:00:11 +00:00
_set_expected_after_error ( " while " , " do " ) ;
2019-08-13 13:19:14 +00:00
return ERR_PARSE_ERROR ;
}
}
2017-06-04 21:08:06 +00:00
tk = _get_token ( ) ;
2019-08-13 13:19:14 +00:00
2017-06-04 21:08:06 +00:00
if ( tk . type ! = TK_PARENTHESIS_OPEN ) {
2022-01-19 12:00:11 +00:00
_set_expected_after_error ( " ( " , " while " ) ;
2017-06-04 21:08:06 +00:00
return ERR_PARSE_ERROR ;
}
ControlFlowNode * cf = alloc_node < ControlFlowNode > ( ) ;
2019-08-13 13:19:14 +00:00
if ( is_do ) {
cf - > flow_op = FLOW_OP_DO ;
} else {
cf - > flow_op = FLOW_OP_WHILE ;
}
2020-09-06 12:18:10 +00:00
Node * n = _parse_and_reduce_expression ( p_block , p_function_info ) ;
2020-05-14 14:41:43 +00:00
if ( ! n ) {
2017-06-04 21:08:06 +00:00
return ERR_PARSE_ERROR ;
2020-05-14 14:41:43 +00:00
}
2017-06-04 21:08:06 +00:00
tk = _get_token ( ) ;
if ( tk . type ! = TK_PARENTHESIS_CLOSE ) {
2022-01-19 12:00:11 +00:00
_set_expected_error ( " ) " ) ;
2017-06-04 21:08:06 +00:00
return ERR_PARSE_ERROR ;
}
2019-08-13 13:19:14 +00:00
if ( ! is_do ) {
BlockNode * block = alloc_node < BlockNode > ( ) ;
block - > parent_block = p_block ;
cf - > expressions . push_back ( n ) ;
cf - > blocks . push_back ( block ) ;
p_block - > statements . push_back ( cf ) ;
2017-06-04 21:08:06 +00:00
2020-09-06 12:18:10 +00:00
Error err = _parse_block ( block , p_function_info , true , true , true ) ;
2020-05-14 14:41:43 +00:00
if ( err ) {
2019-08-13 13:19:14 +00:00
return err ;
2020-05-14 14:41:43 +00:00
}
2019-08-13 13:19:14 +00:00
} else {
cf - > expressions . push_back ( n ) ;
cf - > blocks . push_back ( do_block ) ;
p_block - > statements . push_back ( cf ) ;
tk = _get_token ( ) ;
if ( tk . type ! = TK_SEMICOLON ) {
2022-01-19 12:00:11 +00:00
_set_expected_error ( " ; " ) ;
2019-08-13 13:19:14 +00:00
return ERR_PARSE_ERROR ;
}
}
2017-09-05 18:22:33 +00:00
} else if ( tk . type = = TK_CF_FOR ) {
2019-08-13 13:19:14 +00:00
// for() {}
2017-09-05 18:22:33 +00:00
tk = _get_token ( ) ;
if ( tk . type ! = TK_PARENTHESIS_OPEN ) {
2022-01-19 12:00:11 +00:00
_set_expected_after_error ( " ( " , " for " ) ;
2017-09-05 18:22:33 +00:00
return ERR_PARSE_ERROR ;
}
ControlFlowNode * cf = alloc_node < ControlFlowNode > ( ) ;
cf - > flow_op = FLOW_OP_FOR ;
BlockNode * init_block = alloc_node < BlockNode > ( ) ;
2020-03-26 10:32:39 +00:00
init_block - > block_type = BlockNode : : BLOCK_TYPE_FOR ;
2017-09-05 18:22:33 +00:00
init_block - > parent_block = p_block ;
2017-09-02 20:32:31 +00:00
init_block - > single_statement = true ;
2017-09-05 18:22:33 +00:00
cf - > blocks . push_back ( init_block ) ;
2020-09-06 12:18:10 +00:00
if ( _parse_block ( init_block , p_function_info , true , false , false ) ! = OK ) {
2017-09-05 18:22:33 +00:00
return ERR_PARSE_ERROR ;
}
2020-09-06 12:18:10 +00:00
Node * n = _parse_and_reduce_expression ( init_block , p_function_info ) ;
2020-05-14 14:41:43 +00:00
if ( ! n ) {
2017-09-05 18:22:33 +00:00
return ERR_PARSE_ERROR ;
2020-05-14 14:41:43 +00:00
}
2017-09-05 18:22:33 +00:00
2017-09-02 20:32:31 +00:00
if ( n - > get_datatype ( ) ! = TYPE_BOOL ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " The middle expression is expected to be boolean. " ) ) ;
2017-09-05 18:22:33 +00:00
return ERR_PARSE_ERROR ;
}
tk = _get_token ( ) ;
if ( tk . type ! = TK_SEMICOLON ) {
2022-01-19 12:00:11 +00:00
_set_expected_error ( " ; " ) ;
2017-09-05 18:22:33 +00:00
return ERR_PARSE_ERROR ;
}
cf - > expressions . push_back ( n ) ;
2020-09-06 12:18:10 +00:00
n = _parse_and_reduce_expression ( init_block , p_function_info ) ;
2020-05-14 14:41:43 +00:00
if ( ! n ) {
2017-09-05 18:22:33 +00:00
return ERR_PARSE_ERROR ;
2020-05-14 14:41:43 +00:00
}
2017-09-05 18:22:33 +00:00
cf - > expressions . push_back ( n ) ;
tk = _get_token ( ) ;
if ( tk . type ! = TK_PARENTHESIS_CLOSE ) {
2022-01-19 12:00:11 +00:00
_set_expected_error ( " ) " ) ;
2017-09-05 18:22:33 +00:00
return ERR_PARSE_ERROR ;
}
BlockNode * block = alloc_node < BlockNode > ( ) ;
2017-12-17 00:43:59 +00:00
block - > parent_block = init_block ;
2017-09-05 18:22:33 +00:00
cf - > blocks . push_back ( block ) ;
p_block - > statements . push_back ( cf ) ;
2020-09-06 12:18:10 +00:00
Error err = _parse_block ( block , p_function_info , true , true , true ) ;
2020-05-14 14:41:43 +00:00
if ( err ) {
2017-06-04 21:08:06 +00:00
return err ;
2020-05-14 14:41:43 +00:00
}
2014-02-10 01:10:30 +00:00
2017-04-07 02:36:37 +00:00
} else if ( tk . type = = TK_CF_RETURN ) {
//check return type
BlockNode * b = p_block ;
2020-06-27 06:24:49 +00:00
2017-04-07 02:36:37 +00:00
while ( b & & ! b - > parent_function ) {
b = b - > parent_block ;
}
if ( ! b ) {
2022-01-19 12:00:11 +00:00
_set_parsing_error ( ) ;
2017-04-07 02:36:37 +00:00
return ERR_BUG ;
}
2021-11-23 07:36:33 +00:00
if ( b & & b - > parent_function & & p_function_info . main_function ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Using '%s' in the '%s' processor function is incorrect. " ) , " return " , b - > parent_function - > name ) ) ;
2021-11-23 07:36:33 +00:00
return ERR_PARSE_ERROR ;
}
2021-02-21 04:35:09 +00:00
String return_struct_name = String ( b - > parent_function - > return_struct_name ) ;
2021-05-21 16:16:23 +00:00
String array_size_string ;
if ( b - > parent_function - > return_array_size > 0 ) {
array_size_string = " [ " + itos ( b - > parent_function - > return_array_size ) + " ] " ;
}
2021-02-21 04:35:09 +00:00
2017-04-07 02:36:37 +00:00
ControlFlowNode * flow = alloc_node < ControlFlowNode > ( ) ;
flow - > flow_op = FLOW_OP_RETURN ;
pos = _get_tkpos ( ) ;
tk = _get_token ( ) ;
if ( tk . type = = TK_SEMICOLON ) {
//all is good
if ( b - > parent_function - > return_type ! = TYPE_VOID ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Expected '%s' with an expression of type '%s'. " ) , " return " , ( ! return_struct_name . is_empty ( ) ? return_struct_name : get_datatype_name ( b - > parent_function - > return_type ) ) + array_size_string ) ) ;
2017-04-07 02:36:37 +00:00
return ERR_PARSE_ERROR ;
}
} else {
_set_tkpos ( pos ) ; //rollback, wants expression
2021-05-21 16:16:23 +00:00
2020-09-06 12:18:10 +00:00
Node * expr = _parse_and_reduce_expression ( p_block , p_function_info ) ;
2020-05-14 14:41:43 +00:00
if ( ! expr ) {
2017-04-07 02:36:37 +00:00
return ERR_PARSE_ERROR ;
2020-05-14 14:41:43 +00:00
}
2021-05-21 16:16:23 +00:00
2021-06-06 11:59:52 +00:00
if ( b - > parent_function - > return_type ! = expr - > get_datatype ( ) | | b - > parent_function - > return_array_size ! = expr - > get_array_size ( ) | | return_struct_name ! = expr - > get_datatype_name ( ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Expected return with an expression of type '%s'. " ) , ( ! return_struct_name . is_empty ( ) ? return_struct_name : get_datatype_name ( b - > parent_function - > return_type ) ) + array_size_string ) ) ;
2017-04-07 02:36:37 +00:00
return ERR_PARSE_ERROR ;
}
tk = _get_token ( ) ;
if ( tk . type ! = TK_SEMICOLON ) {
2022-01-19 12:00:11 +00:00
_set_expected_after_error ( " ; " , " return " ) ;
2017-04-07 02:36:37 +00:00
return ERR_PARSE_ERROR ;
}
flow - > expressions . push_back ( expr ) ;
}
2017-08-29 13:14:07 +00:00
p_block - > statements . push_back ( flow ) ;
2020-01-10 08:57:56 +00:00
BlockNode * block = p_block ;
while ( block ) {
if ( block - > block_type = = BlockNode : : BLOCK_TYPE_CASE | | block - > block_type = = BlockNode : : BLOCK_TYPE_DEFAULT ) {
return OK ;
}
block = block - > parent_block ;
2019-08-14 11:22:25 +00:00
}
2017-08-29 13:14:07 +00:00
} else if ( tk . type = = TK_CF_DISCARD ) {
//check return type
BlockNode * b = p_block ;
while ( b & & ! b - > parent_function ) {
b = b - > parent_block ;
}
if ( ! b ) {
2022-01-19 12:00:11 +00:00
_set_parsing_error ( ) ;
2017-08-29 13:14:07 +00:00
return ERR_BUG ;
}
if ( ! b - > parent_function - > can_discard ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Use of '%s' is not allowed here. " ) , " discard " ) ) ;
2017-08-29 13:14:07 +00:00
return ERR_PARSE_ERROR ;
}
ControlFlowNode * flow = alloc_node < ControlFlowNode > ( ) ;
flow - > flow_op = FLOW_OP_DISCARD ;
pos = _get_tkpos ( ) ;
tk = _get_token ( ) ;
if ( tk . type ! = TK_SEMICOLON ) {
2022-01-19 12:00:11 +00:00
_set_expected_after_error ( " ; " , " discard " ) ;
2021-02-28 19:02:52 +00:00
return ERR_PARSE_ERROR ;
2017-08-29 13:14:07 +00:00
}
2017-09-05 18:22:33 +00:00
p_block - > statements . push_back ( flow ) ;
} else if ( tk . type = = TK_CF_BREAK ) {
if ( ! p_can_break ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " '%s' is not allowed outside of a loop or '%s' statement. " ) , " break " , " switch " ) ) ;
2021-02-28 19:02:52 +00:00
return ERR_PARSE_ERROR ;
2017-09-05 18:22:33 +00:00
}
ControlFlowNode * flow = alloc_node < ControlFlowNode > ( ) ;
flow - > flow_op = FLOW_OP_BREAK ;
pos = _get_tkpos ( ) ;
tk = _get_token ( ) ;
if ( tk . type ! = TK_SEMICOLON ) {
2022-01-19 12:00:11 +00:00
_set_expected_after_error ( " ; " , " break " ) ;
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return ERR_PARSE_ERROR ;
2017-09-05 18:22:33 +00:00
}
p_block - > statements . push_back ( flow ) ;
2020-01-10 08:57:56 +00:00
BlockNode * block = p_block ;
while ( block ) {
if ( block - > block_type = = BlockNode : : BLOCK_TYPE_CASE | | block - > block_type = = BlockNode : : BLOCK_TYPE_DEFAULT ) {
return OK ;
}
block = block - > parent_block ;
2019-08-14 11:22:25 +00:00
}
2017-09-05 18:22:33 +00:00
} else if ( tk . type = = TK_CF_CONTINUE ) {
2019-08-14 11:22:25 +00:00
if ( ! p_can_continue ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " '%s' is not allowed outside of a loop. " ) , " continue " ) ) ;
2021-02-28 19:02:52 +00:00
return ERR_PARSE_ERROR ;
2017-09-05 18:22:33 +00:00
}
ControlFlowNode * flow = alloc_node < ControlFlowNode > ( ) ;
flow - > flow_op = FLOW_OP_CONTINUE ;
pos = _get_tkpos ( ) ;
tk = _get_token ( ) ;
if ( tk . type ! = TK_SEMICOLON ) {
//all is good
2022-01-19 12:00:11 +00:00
_set_expected_after_error ( " ; " , " continue " ) ;
2021-02-28 19:02:52 +00:00
return ERR_PARSE_ERROR ;
2017-09-05 18:22:33 +00:00
}
2017-04-07 02:36:37 +00:00
p_block - > statements . push_back ( flow ) ;
2016-10-03 19:33:42 +00:00
} else {
2019-05-30 14:19:24 +00:00
//nothing else, so expression
2016-10-07 14:31:18 +00:00
_set_tkpos ( pos ) ; //rollback
2020-09-06 12:18:10 +00:00
Node * expr = _parse_and_reduce_expression ( p_block , p_function_info ) ;
2020-05-14 14:41:43 +00:00
if ( ! expr ) {
2016-10-07 14:31:18 +00:00
return ERR_PARSE_ERROR ;
2020-05-14 14:41:43 +00:00
}
2016-10-07 14:31:18 +00:00
p_block - > statements . push_back ( expr ) ;
2016-10-03 19:33:42 +00:00
tk = _get_token ( ) ;
2014-02-10 01:10:30 +00:00
2017-03-05 15:44:50 +00:00
if ( tk . type ! = TK_SEMICOLON ) {
2022-01-19 12:00:11 +00:00
_set_expected_error ( " ; " ) ;
2016-10-03 19:33:42 +00:00
return ERR_PARSE_ERROR ;
}
}
2014-02-10 01:10:30 +00:00
2020-05-14 14:41:43 +00:00
if ( p_just_one ) {
2016-10-03 19:33:42 +00:00
break ;
2020-05-14 14:41:43 +00:00
}
2014-02-10 01:10:30 +00:00
}
return OK ;
}
2019-10-26 15:41:47 +00:00
String ShaderLanguage : : _get_shader_type_list ( const Set < String > & p_shader_types ) const {
// Return a list of shader types as an human-readable string
String valid_types ;
for ( const Set < String > : : Element * E = p_shader_types . front ( ) ; E ; E = E - > next ( ) ) {
2021-12-09 09:42:46 +00:00
if ( ! valid_types . is_empty ( ) ) {
2019-10-26 15:41:47 +00:00
valid_types + = " , " ;
}
valid_types + = " ' " + E - > get ( ) + " ' " ;
}
return valid_types ;
}
2020-02-12 20:16:47 +00:00
String ShaderLanguage : : _get_qualifier_str ( ArgumentQualifier p_qualifier ) const {
switch ( p_qualifier ) {
case ArgumentQualifier : : ARGUMENT_QUALIFIER_IN :
return " in " ;
case ArgumentQualifier : : ARGUMENT_QUALIFIER_OUT :
return " out " ;
case ArgumentQualifier : : ARGUMENT_QUALIFIER_INOUT :
return " inout " ;
}
return " " ;
}
2019-11-03 10:28:29 +00:00
Error ShaderLanguage : : _validate_datatype ( DataType p_type ) {
2020-03-27 18:21:27 +00:00
if ( RenderingServer : : get_singleton ( ) - > is_low_end ( ) ) {
2019-11-03 10:28:29 +00:00
bool invalid_type = false ;
switch ( p_type ) {
2020-01-20 12:34:25 +00:00
case TYPE_UINT :
case TYPE_UVEC2 :
case TYPE_UVEC3 :
case TYPE_UVEC4 :
2019-11-03 10:28:29 +00:00
case TYPE_ISAMPLER2D :
case TYPE_USAMPLER2D :
case TYPE_ISAMPLER3D :
case TYPE_USAMPLER3D :
case TYPE_USAMPLER2DARRAY :
case TYPE_ISAMPLER2DARRAY :
invalid_type = true ;
break ;
default :
break ;
}
if ( invalid_type ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " The \" %s \" type is only supported on high-end platforms. " ) , get_datatype_name ( p_type ) ) ) ;
2019-11-03 10:28:29 +00:00
return ERR_UNAVAILABLE ;
}
}
return OK ;
}
2021-12-21 14:21:55 +00:00
Error ShaderLanguage : : _parse_shader ( const Map < StringName , FunctionInfo > & p_functions , const Vector < ModeInfo > & p_render_modes , const Set < String > & p_shader_types ) {
2016-10-03 19:33:42 +00:00
Token tk = _get_token ( ) ;
2021-08-11 09:37:59 +00:00
TkPos prev_pos ;
2014-02-10 01:10:30 +00:00
2017-04-07 02:36:37 +00:00
if ( tk . type ! = TK_SHADER_TYPE ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Expected '%s' at the beginning of shader. Valid types are: %s. " ) , " shader_type " , _get_shader_type_list ( p_shader_types ) ) ) ;
2017-04-07 02:36:37 +00:00
return ERR_PARSE_ERROR ;
}
2022-01-13 15:00:59 +00:00
StringName shader_type_identifier ;
_get_completable_identifier ( nullptr , COMPLETION_SHADER_TYPE , shader_type_identifier ) ;
2017-04-07 02:36:37 +00:00
2022-01-13 15:00:59 +00:00
if ( shader_type_identifier = = StringName ( ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Expected an identifier after '%s', indicating the type of shader. Valid types are: %s. " ) , " shader_type " , _get_shader_type_list ( p_shader_types ) ) ) ;
2017-04-07 02:36:37 +00:00
return ERR_PARSE_ERROR ;
}
if ( ! p_shader_types . has ( shader_type_identifier ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Invalid shader type. Valid types are: %s " ) , _get_shader_type_list ( p_shader_types ) ) ) ;
2017-04-07 02:36:37 +00:00
return ERR_PARSE_ERROR ;
}
2021-08-11 09:37:59 +00:00
prev_pos = _get_tkpos ( ) ;
2017-04-07 02:36:37 +00:00
tk = _get_token ( ) ;
if ( tk . type ! = TK_SEMICOLON ) {
2021-08-11 09:37:59 +00:00
_set_tkpos ( prev_pos ) ;
2022-01-19 12:00:11 +00:00
_set_expected_after_error ( " ; " , " shader_type " + String ( shader_type_identifier ) ) ;
2021-08-11 09:37:59 +00:00
return ERR_PARSE_ERROR ;
2017-04-07 02:36:37 +00:00
}
tk = _get_token ( ) ;
2016-10-10 21:31:01 +00:00
int texture_uniforms = 0 ;
2021-06-09 09:33:41 +00:00
int texture_binding = 0 ;
2021-11-25 13:13:19 +00:00
int uniforms = 0 ;
2020-04-17 02:52:00 +00:00
int instance_index = 0 ;
2021-12-22 07:15:12 +00:00
# ifdef DEBUG_ENABLED
int uniform_buffer_size = 0 ;
2022-01-04 05:56:33 +00:00
int max_uniform_buffer_size = 0 ;
2022-01-08 15:34:00 +00:00
int uniform_buffer_exceeded_line = - 1 ;
bool check_device_limit_warnings = false ;
{
RenderingDevice * device = RenderingDevice : : get_singleton ( ) ;
if ( device ! = nullptr ) {
check_device_limit_warnings = check_warnings & & HAS_WARNING ( ShaderWarning : : DEVICE_LIMIT_EXCEEDED_FLAG ) ;
max_uniform_buffer_size = device - > limit_get ( RenderingDevice : : LIMIT_MAX_UNIFORM_BUFFER_SIZE ) ;
}
2022-01-04 05:56:33 +00:00
}
2021-12-22 07:15:12 +00:00
# endif // DEBUG_ENABLED
2020-04-17 02:52:00 +00:00
ShaderNode : : Uniform : : Scope uniform_scope = ShaderNode : : Uniform : : SCOPE_LOCAL ;
2014-02-10 01:10:30 +00:00
2020-10-13 08:53:06 +00:00
stages = & p_functions ;
2021-11-29 07:21:10 +00:00
const FunctionInfo & constants = p_functions . has ( " constants " ) ? p_functions [ " constants " ] : FunctionInfo ( ) ;
2020-10-13 08:53:06 +00:00
2021-12-21 14:21:55 +00:00
Map < String , String > defined_modes ;
2017-03-05 15:44:50 +00:00
while ( tk . type ! = TK_EOF ) {
switch ( tk . type ) {
2016-10-03 19:33:42 +00:00
case TK_RENDER_MODE : {
2017-03-05 15:44:50 +00:00
while ( true ) {
2016-10-07 14:31:18 +00:00
StringName mode ;
2020-04-01 23:20:12 +00:00
_get_completable_identifier ( nullptr , COMPLETION_RENDER_MODE , mode ) ;
2014-02-10 01:10:30 +00:00
2017-03-05 15:44:50 +00:00
if ( mode = = StringName ( ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected an identifier for render mode. " ) ) ;
2016-10-03 19:33:42 +00:00
return ERR_PARSE_ERROR ;
}
2014-02-10 01:10:30 +00:00
2021-12-21 14:21:55 +00:00
const String smode = String ( mode ) ;
if ( shader - > render_modes . find ( mode ) ! = - 1 ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Duplicated render mode: '%s'. " ) , smode ) ) ;
2016-10-03 19:33:42 +00:00
return ERR_PARSE_ERROR ;
}
2014-02-10 01:10:30 +00:00
2021-12-21 14:21:55 +00:00
bool found = false ;
for ( int i = 0 ; i < p_render_modes . size ( ) ; i + + ) {
const ModeInfo & info = p_render_modes [ i ] ;
const String name = String ( info . name ) ;
if ( smode . begins_with ( name ) ) {
if ( ! info . options . is_empty ( ) ) {
if ( info . options . find ( smode . substr ( name . length ( ) + 1 ) ) ! = - 1 ) {
found = true ;
if ( defined_modes . has ( name ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Redefinition of render mode: '%s'. The '%s' mode has already been set to '%s'. " ) , smode , name , defined_modes [ name ] ) ) ;
2021-12-21 14:21:55 +00:00
return ERR_PARSE_ERROR ;
}
defined_modes . insert ( name , smode ) ;
break ;
}
} else {
found = true ;
break ;
}
}
}
if ( ! found ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Invalid render mode: '%s'. " ) , smode ) ) ;
2016-10-03 19:33:42 +00:00
return ERR_PARSE_ERROR ;
}
2015-11-22 05:49:58 +00:00
2016-10-27 14:50:26 +00:00
shader - > render_modes . push_back ( mode ) ;
2014-02-10 01:10:30 +00:00
2016-10-03 19:33:42 +00:00
tk = _get_token ( ) ;
2017-03-05 15:44:50 +00:00
if ( tk . type = = TK_COMMA ) {
2016-10-03 19:33:42 +00:00
//all good, do nothing
2017-03-05 15:44:50 +00:00
} else if ( tk . type = = TK_SEMICOLON ) {
2016-10-03 19:33:42 +00:00
break ; //done
} else {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Unexpected token: '%s'. " ) , get_token_text ( tk ) ) ) ;
2016-10-03 19:33:42 +00:00
return ERR_PARSE_ERROR ;
}
}
} break ;
2020-01-17 19:35:22 +00:00
case TK_STRUCT : {
ShaderNode : : Struct st ;
DataType type ;
tk = _get_token ( ) ;
if ( tk . type = = TK_IDENTIFIER ) {
st . name = tk . text ;
2021-12-01 15:08:14 +00:00
if ( shader - > constants . has ( st . name ) | | shader - > structs . has ( st . name ) ) {
2022-01-19 12:00:11 +00:00
_set_redefinition_error ( String ( st . name ) ) ;
2021-02-21 10:45:01 +00:00
return ERR_PARSE_ERROR ;
}
2020-01-17 19:35:22 +00:00
tk = _get_token ( ) ;
if ( tk . type ! = TK_CURLY_BRACKET_OPEN ) {
2022-01-19 12:00:11 +00:00
_set_expected_error ( " { " ) ;
2020-01-17 19:35:22 +00:00
return ERR_PARSE_ERROR ;
}
} else {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected a struct identifier. " ) ) ;
2020-01-17 19:35:22 +00:00
return ERR_PARSE_ERROR ;
}
StructNode * st_node = alloc_node < StructNode > ( ) ;
st . shader_struct = st_node ;
int member_count = 0 ;
2020-02-15 19:19:45 +00:00
Set < String > member_names ;
2020-01-17 19:35:22 +00:00
while ( true ) { // variables list
tk = _get_token ( ) ;
if ( tk . type = = TK_CURLY_BRACKET_CLOSE ) {
break ;
}
StringName struct_name = " " ;
bool struct_dt = false ;
bool use_precision = false ;
DataPrecision precision = DataPrecision : : PRECISION_DEFAULT ;
if ( tk . type = = TK_STRUCT ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Nested structs are not allowed. " ) ) ;
2020-01-17 19:35:22 +00:00
return ERR_PARSE_ERROR ;
}
if ( is_token_precision ( tk . type ) ) {
precision = get_token_precision ( tk . type ) ;
use_precision = true ;
tk = _get_token ( ) ;
}
if ( shader - > structs . has ( tk . text ) ) {
struct_name = tk . text ;
2021-12-15 19:39:03 +00:00
# ifdef DEBUG_ENABLED
if ( check_warnings & & HAS_WARNING ( ShaderWarning : : UNUSED_STRUCT_FLAG ) & & used_structs . has ( struct_name ) ) {
used_structs [ struct_name ] . used = true ;
}
# endif // DEBUG_ENABLED
2020-01-17 19:35:22 +00:00
struct_dt = true ;
if ( use_precision ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " The precision modifier cannot be used on structs. " ) ) ;
2020-01-17 19:35:22 +00:00
return ERR_PARSE_ERROR ;
}
}
if ( ! is_token_datatype ( tk . type ) & & ! struct_dt ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected data type. " ) ) ;
2020-01-17 19:35:22 +00:00
return ERR_PARSE_ERROR ;
} else {
type = struct_dt ? TYPE_STRUCT : get_token_datatype ( tk . type ) ;
2022-01-19 12:00:11 +00:00
if ( type = = TYPE_VOID | | is_sampler_type ( type ) ) {
_set_error ( vformat ( RTR ( " A '%s' data type is not allowed here. " ) , get_datatype_name ( type ) ) ) ;
2020-01-17 19:35:22 +00:00
return ERR_PARSE_ERROR ;
}
2021-10-07 13:00:19 +00:00
2021-12-13 14:40:52 +00:00
bool first = true ;
bool fixed_array_size = false ;
2021-10-07 13:00:19 +00:00
int array_size = 0 ;
2021-12-13 14:40:52 +00:00
do {
2021-10-07 13:00:19 +00:00
tk = _get_token ( ) ;
2021-12-13 14:40:52 +00:00
if ( first ) {
first = false ;
2020-01-17 19:35:22 +00:00
2021-12-13 14:40:52 +00:00
if ( tk . type ! = TK_IDENTIFIER & & tk . type ! = TK_BRACKET_OPEN ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected an identifier or '['. " ) ) ;
2021-12-13 14:40:52 +00:00
return ERR_PARSE_ERROR ;
}
2020-01-17 19:35:22 +00:00
2021-12-13 14:40:52 +00:00
if ( tk . type = = TK_BRACKET_OPEN ) {
2022-01-15 09:10:26 +00:00
Error error = _parse_array_size ( nullptr , constants , true , nullptr , & array_size , nullptr ) ;
2021-12-13 14:40:52 +00:00
if ( error ! = OK ) {
return error ;
}
fixed_array_size = true ;
tk = _get_token ( ) ;
}
}
2020-02-11 19:03:04 +00:00
2021-12-13 14:40:52 +00:00
if ( tk . type ! = TK_IDENTIFIER ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected an identifier. " ) ) ;
2021-12-13 14:40:52 +00:00
return ERR_PARSE_ERROR ;
2020-02-11 19:03:04 +00:00
}
2021-12-13 14:40:52 +00:00
MemberNode * member = alloc_node < MemberNode > ( ) ;
member - > precision = precision ;
member - > datatype = type ;
member - > struct_name = struct_name ;
member - > name = tk . text ;
member - > array_size = array_size ;
if ( member_names . has ( member - > name ) ) {
2022-01-19 12:00:11 +00:00
_set_redefinition_error ( String ( member - > name ) ) ;
2021-12-13 14:40:52 +00:00
return ERR_PARSE_ERROR ;
}
member_names . insert ( member - > name ) ;
2021-10-07 13:00:19 +00:00
tk = _get_token ( ) ;
2020-02-11 19:03:04 +00:00
2021-12-13 14:40:52 +00:00
if ( tk . type = = TK_BRACKET_OPEN ) {
2022-01-15 09:10:26 +00:00
Error error = _parse_array_size ( nullptr , constants , true , nullptr , & member - > array_size , nullptr ) ;
2021-12-13 14:40:52 +00:00
if ( error ! = OK ) {
return error ;
}
tk = _get_token ( ) ;
}
if ( ! fixed_array_size ) {
array_size = 0 ;
}
if ( tk . type ! = TK_SEMICOLON & & tk . type ! = TK_COMMA ) {
2022-01-19 12:00:11 +00:00
_set_expected_error ( " , " , " ; " ) ;
2021-12-13 14:40:52 +00:00
return ERR_PARSE_ERROR ;
}
2021-10-07 13:00:19 +00:00
2021-12-13 14:40:52 +00:00
st_node - > members . push_back ( member ) ;
member_count + + ;
} while ( tk . type = = TK_COMMA ) ; // another member
2020-01-17 19:35:22 +00:00
}
}
if ( member_count = = 0 ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Empty structs are not allowed. " ) ) ;
2020-01-17 19:35:22 +00:00
return ERR_PARSE_ERROR ;
}
tk = _get_token ( ) ;
if ( tk . type ! = TK_SEMICOLON ) {
2022-01-19 12:00:11 +00:00
_set_expected_error ( " ; " ) ;
2020-01-17 19:35:22 +00:00
return ERR_PARSE_ERROR ;
}
shader - > structs [ st . name ] = st ;
shader - > vstructs . push_back ( st ) ; // struct's order is important!
2021-01-01 15:04:47 +00:00
# ifdef DEBUG_ENABLED
if ( check_warnings & & HAS_WARNING ( ShaderWarning : : UNUSED_STRUCT_FLAG ) ) {
used_structs . insert ( st . name , Usage ( tk_line ) ) ;
}
# endif // DEBUG_ENABLED
2020-01-17 19:35:22 +00:00
} break ;
2020-04-17 02:52:00 +00:00
case TK_GLOBAL : {
tk = _get_token ( ) ;
if ( tk . type ! = TK_UNIFORM ) {
2022-01-19 12:00:11 +00:00
_set_expected_after_error ( " uniform " , " global " ) ;
2020-04-17 02:52:00 +00:00
return ERR_PARSE_ERROR ;
}
uniform_scope = ShaderNode : : Uniform : : SCOPE_GLOBAL ;
} ;
[[fallthrough]] ;
case TK_INSTANCE : {
if ( uniform_scope = = ShaderNode : : Uniform : : SCOPE_LOCAL ) {
tk = _get_token ( ) ;
if ( tk . type ! = TK_UNIFORM ) {
2022-01-19 12:00:11 +00:00
_set_expected_after_error ( " uniform " , " instance " ) ;
2020-04-17 02:52:00 +00:00
return ERR_PARSE_ERROR ;
}
uniform_scope = ShaderNode : : Uniform : : SCOPE_INSTANCE ;
}
} ;
[[fallthrough]] ;
2016-10-03 19:33:42 +00:00
case TK_UNIFORM :
case TK_VARYING : {
2017-03-05 15:44:50 +00:00
bool uniform = tk . type = = TK_UNIFORM ;
2020-09-20 15:45:37 +00:00
if ( ! uniform ) {
2021-10-03 11:28:55 +00:00
if ( shader_type_identifier = = " particles " | | shader_type_identifier = = " sky " | | shader_type_identifier = = " fog " ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Varyings cannot be used in '%s' shaders. " ) , shader_type_identifier ) ) ;
2020-09-20 15:45:37 +00:00
return ERR_PARSE_ERROR ;
}
}
2021-06-09 09:33:41 +00:00
bool precision_defined = false ;
2016-10-03 19:33:42 +00:00
DataPrecision precision = PRECISION_DEFAULT ;
2017-11-27 15:47:46 +00:00
DataInterpolation interpolation = INTERPOLATION_SMOOTH ;
2016-10-03 19:33:42 +00:00
DataType type ;
StringName name ;
2021-08-11 06:38:38 +00:00
int array_size = 0 ;
2016-10-03 19:33:42 +00:00
tk = _get_token ( ) ;
2017-11-27 15:47:46 +00:00
if ( is_token_interpolation ( tk . type ) ) {
2021-06-09 09:33:41 +00:00
if ( uniform ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Interpolation qualifiers are not supported for uniforms. " ) ) ;
2021-06-09 09:33:41 +00:00
return ERR_PARSE_ERROR ;
}
2017-11-27 15:47:46 +00:00
interpolation = get_token_interpolation ( tk . type ) ;
tk = _get_token ( ) ;
}
2016-10-03 19:33:42 +00:00
if ( is_token_precision ( tk . type ) ) {
2017-03-05 15:44:50 +00:00
precision = get_token_precision ( tk . type ) ;
2021-06-09 09:33:41 +00:00
precision_defined = true ;
2016-10-03 19:33:42 +00:00
tk = _get_token ( ) ;
}
2014-02-10 01:10:30 +00:00
2021-06-09 09:33:41 +00:00
if ( shader - > structs . has ( tk . text ) ) {
if ( uniform ) {
if ( precision_defined ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " The precision modifier cannot be used on structs. " ) ) ;
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return ERR_PARSE_ERROR ;
}
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " The '%s' data type is not supported for uniforms. " ) , " struct " ) ) ;
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return ERR_PARSE_ERROR ;
} else {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " The '%s' data type not allowed here. " ) , " struct " ) ) ;
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return ERR_PARSE_ERROR ;
}
}
2016-10-03 19:33:42 +00:00
if ( ! is_token_datatype ( tk . type ) ) {
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_set_error ( RTR ( " Expected data type. " ) ) ;
2016-10-03 19:33:42 +00:00
return ERR_PARSE_ERROR ;
}
2014-02-10 01:10:30 +00:00
2016-10-03 19:33:42 +00:00
type = get_token_datatype ( tk . type ) ;
2015-11-22 05:49:58 +00:00
2017-03-05 15:44:50 +00:00
if ( type = = TYPE_VOID ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " The '%s' data type is not allowed here. " ) , " void " ) ) ;
2016-10-03 19:33:42 +00:00
return ERR_PARSE_ERROR ;
}
2018-04-21 14:35:23 +00:00
2018-08-19 12:16:54 +00:00
if ( ! uniform & & ( type < TYPE_FLOAT | | type > TYPE_MAT4 ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Invalid type for varying, only 'float', 'vec2', 'vec3', 'vec4', 'mat2', 'mat3', 'mat4', or arrays of these types are allowed. " ) ) ;
2016-10-03 19:33:42 +00:00
return ERR_PARSE_ERROR ;
}
2015-11-22 05:49:58 +00:00
2016-10-03 19:33:42 +00:00
tk = _get_token ( ) ;
2021-08-11 06:38:38 +00:00
2021-10-07 13:00:19 +00:00
if ( tk . type ! = TK_IDENTIFIER & & tk . type ! = TK_BRACKET_OPEN ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected an identifier or '['. " ) ) ;
2021-10-07 13:00:19 +00:00
return ERR_PARSE_ERROR ;
}
2021-08-11 06:38:38 +00:00
2021-10-07 13:00:19 +00:00
if ( tk . type = = TK_BRACKET_OPEN ) {
2022-01-15 09:10:26 +00:00
Error error = _parse_array_size ( nullptr , constants , true , nullptr , & array_size , nullptr ) ;
2021-10-07 13:00:19 +00:00
if ( error ! = OK ) {
return error ;
2021-08-11 06:38:38 +00:00
}
2021-10-07 13:00:19 +00:00
tk = _get_token ( ) ;
2021-08-11 06:38:38 +00:00
}
2017-03-05 15:44:50 +00:00
if ( tk . type ! = TK_IDENTIFIER ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected an identifier. " ) ) ;
2016-10-03 19:33:42 +00:00
return ERR_PARSE_ERROR ;
}
2014-02-10 01:10:30 +00:00
2021-08-11 09:37:59 +00:00
prev_pos = _get_tkpos ( ) ;
2017-03-05 15:44:50 +00:00
name = tk . text ;
2014-02-10 01:10:30 +00:00
2021-11-29 07:21:10 +00:00
if ( _find_identifier ( nullptr , false , constants , name ) ) {
2022-01-19 12:00:11 +00:00
_set_redefinition_error ( String ( name ) ) ;
2016-10-03 19:33:42 +00:00
return ERR_PARSE_ERROR ;
}
2014-02-10 01:10:30 +00:00
2019-10-29 11:36:11 +00:00
if ( has_builtin ( p_functions , name ) ) {
2022-01-19 12:00:11 +00:00
_set_redefinition_error ( String ( name ) ) ;
2019-10-29 11:36:11 +00:00
return ERR_PARSE_ERROR ;
}
2016-10-03 19:33:42 +00:00
if ( uniform ) {
2022-01-25 16:22:37 +00:00
if ( uniform_scope = = ShaderNode : : Uniform : : SCOPE_GLOBAL & & Engine : : get_singleton ( ) - > is_editor_hint ( ) ) { // Type checking for global uniforms is not allowed outside the editor.
2020-04-17 02:52:00 +00:00
//validate global uniform
DataType gvtype = global_var_get_type_func ( name ) ;
if ( gvtype = = TYPE_MAX ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Global uniform '%s' does not exist. Create it in Project Settings. " ) , String ( name ) ) ) ;
2020-04-17 02:52:00 +00:00
return ERR_PARSE_ERROR ;
}
if ( type ! = gvtype ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Global uniform '%s' must be of type '%s'. " ) , String ( name ) , get_datatype_name ( gvtype ) ) ) ;
2020-04-17 02:52:00 +00:00
return ERR_PARSE_ERROR ;
}
}
2019-02-12 20:10:08 +00:00
ShaderNode : : Uniform uniform2 ;
2014-02-10 01:10:30 +00:00
2021-06-09 09:33:41 +00:00
uniform2 . type = type ;
uniform2 . scope = uniform_scope ;
uniform2 . precision = precision ;
uniform2 . array_size = array_size ;
tk = _get_token ( ) ;
if ( tk . type = = TK_BRACKET_OPEN ) {
2022-01-15 09:10:26 +00:00
Error error = _parse_array_size ( nullptr , constants , true , nullptr , & uniform2 . array_size , nullptr ) ;
2021-10-07 13:00:19 +00:00
if ( error ! = OK ) {
return error ;
2021-06-09 09:33:41 +00:00
}
tk = _get_token ( ) ;
}
2016-10-10 21:31:01 +00:00
if ( is_sampler_type ( type ) ) {
2020-04-17 02:52:00 +00:00
if ( uniform_scope = = ShaderNode : : Uniform : : SCOPE_INSTANCE ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Uniforms with '%s' qualifiers can't be of sampler type. " , " instance " ) ) ) ;
2020-04-17 02:52:00 +00:00
return ERR_PARSE_ERROR ;
}
2019-02-12 20:10:08 +00:00
uniform2 . texture_order = texture_uniforms + + ;
2021-06-09 09:33:41 +00:00
uniform2 . texture_binding = texture_binding ;
if ( uniform2 . array_size > 0 ) {
texture_binding + = uniform2 . array_size ;
} else {
+ + texture_binding ;
}
2019-02-12 20:10:08 +00:00
uniform2 . order = - 1 ;
2019-11-03 10:28:29 +00:00
if ( _validate_datatype ( type ) ! = OK ) {
return ERR_PARSE_ERROR ;
}
2016-10-10 21:31:01 +00:00
} else {
2020-05-01 12:34:23 +00:00
if ( uniform_scope = = ShaderNode : : Uniform : : SCOPE_INSTANCE & & ( type = = TYPE_MAT2 | | type = = TYPE_MAT3 | | type = = TYPE_MAT4 ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Uniforms with '%s' qualifier can't be of matrix type. " , " instance " ) ) ) ;
2020-04-17 02:52:00 +00:00
return ERR_PARSE_ERROR ;
}
2019-02-12 20:10:08 +00:00
uniform2 . texture_order = - 1 ;
2021-11-25 13:13:19 +00:00
if ( uniform_scope ! = ShaderNode : : Uniform : : SCOPE_INSTANCE ) {
uniform2 . order = uniforms + + ;
2021-12-22 07:15:12 +00:00
# ifdef DEBUG_ENABLED
2022-01-08 15:34:00 +00:00
if ( check_device_limit_warnings ) {
if ( uniform2 . array_size > 0 ) {
int size = get_datatype_size ( uniform2 . type ) * uniform2 . array_size ;
int m = ( 16 * uniform2 . array_size ) ;
if ( ( size % m ) ! = 0U ) {
size + = m - ( size % m ) ;
}
uniform_buffer_size + = size ;
} else {
uniform_buffer_size + = get_datatype_size ( uniform2 . type ) ;
}
if ( uniform_buffer_exceeded_line = = - 1 & & uniform_buffer_size > max_uniform_buffer_size ) {
uniform_buffer_exceeded_line = tk_line ;
2021-12-22 07:15:12 +00:00
}
}
# endif // DEBUG_ENABLED
2021-11-25 13:13:19 +00:00
}
2016-10-10 21:31:01 +00:00
}
2014-02-10 01:10:30 +00:00
2021-06-09 09:33:41 +00:00
if ( uniform2 . array_size > 0 ) {
if ( uniform_scope = = ShaderNode : : Uniform : : SCOPE_GLOBAL ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " The '%s' qualifier is not supported for uniform arrays. " ) , " SCOPE_GLOBAL " ) ) ;
2021-06-09 09:33:41 +00:00
return ERR_PARSE_ERROR ;
}
if ( uniform_scope = = ShaderNode : : Uniform : : SCOPE_INSTANCE ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " The '%s' qualifier is not supported for uniform arrays. " ) , " SCOPE_INSTANCE " ) ) ;
2021-06-09 09:33:41 +00:00
return ERR_PARSE_ERROR ;
}
}
2014-02-10 01:10:30 +00:00
2020-04-17 02:52:00 +00:00
int custom_instance_index = - 1 ;
2017-03-05 15:44:50 +00:00
if ( tk . type = = TK_COLON ) {
2021-12-09 17:29:23 +00:00
completion_type = COMPLETION_HINT ;
completion_base = type ;
completion_base_array = uniform2 . array_size > 0 ;
2016-10-03 19:33:42 +00:00
//hint
2019-09-15 04:01:52 +00:00
do {
2016-10-03 19:33:42 +00:00
tk = _get_token ( ) ;
2021-12-09 17:29:23 +00:00
completion_line = tk . line ;
if ( ! is_token_hint ( tk . type ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected valid type hint after ':'. " ) ) ;
2021-12-09 17:29:23 +00:00
return ERR_PARSE_ERROR ;
}
2021-06-09 09:33:41 +00:00
if ( uniform2 . array_size > 0 ) {
if ( tk . type ! = TK_HINT_COLOR ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " This hint is not supported for uniform arrays. " ) ) ;
2021-06-09 09:33:41 +00:00
return ERR_PARSE_ERROR ;
}
}
2019-09-15 04:01:52 +00:00
if ( tk . type = = TK_HINT_WHITE_TEXTURE ) {
uniform2 . hint = ShaderNode : : Uniform : : HINT_WHITE ;
} else if ( tk . type = = TK_HINT_BLACK_TEXTURE ) {
uniform2 . hint = ShaderNode : : Uniform : : HINT_BLACK ;
} else if ( tk . type = = TK_HINT_NORMAL_TEXTURE ) {
uniform2 . hint = ShaderNode : : Uniform : : HINT_NORMAL ;
} else if ( tk . type = = TK_HINT_ROUGHNESS_NORMAL_TEXTURE ) {
uniform2 . hint = ShaderNode : : Uniform : : HINT_ROUGHNESS_NORMAL ;
} else if ( tk . type = = TK_HINT_ROUGHNESS_R ) {
uniform2 . hint = ShaderNode : : Uniform : : HINT_ROUGHNESS_R ;
} else if ( tk . type = = TK_HINT_ROUGHNESS_G ) {
uniform2 . hint = ShaderNode : : Uniform : : HINT_ROUGHNESS_G ;
} else if ( tk . type = = TK_HINT_ROUGHNESS_B ) {
uniform2 . hint = ShaderNode : : Uniform : : HINT_ROUGHNESS_B ;
} else if ( tk . type = = TK_HINT_ROUGHNESS_A ) {
uniform2 . hint = ShaderNode : : Uniform : : HINT_ROUGHNESS_A ;
} else if ( tk . type = = TK_HINT_ROUGHNESS_GRAY ) {
uniform2 . hint = ShaderNode : : Uniform : : HINT_ROUGHNESS_GRAY ;
2021-12-09 19:29:06 +00:00
} else if ( tk . type = = TK_HINT_ANISOTROPY_TEXTURE ) {
uniform2 . hint = ShaderNode : : Uniform : : HINT_ANISOTROPY ;
2019-09-15 04:01:52 +00:00
} else if ( tk . type = = TK_HINT_ALBEDO_TEXTURE ) {
uniform2 . hint = ShaderNode : : Uniform : : HINT_ALBEDO ;
} else if ( tk . type = = TK_HINT_BLACK_ALBEDO_TEXTURE ) {
uniform2 . hint = ShaderNode : : Uniform : : HINT_BLACK_ALBEDO ;
} else if ( tk . type = = TK_HINT_COLOR ) {
if ( type ! = TYPE_VEC4 ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Color hint is for '%s' only. " ) , " vec4 " ) ) ;
2019-09-15 04:01:52 +00:00
return ERR_PARSE_ERROR ;
}
uniform2 . hint = ShaderNode : : Uniform : : HINT_COLOR ;
} else if ( tk . type = = TK_HINT_RANGE ) {
uniform2 . hint = ShaderNode : : Uniform : : HINT_RANGE ;
if ( type ! = TYPE_FLOAT & & type ! = TYPE_INT ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Range hint is for '%s' and '%s' only. " ) , " float " , " int " ) ) ;
2019-09-15 04:01:52 +00:00
return ERR_PARSE_ERROR ;
}
2016-11-21 01:49:53 +00:00
tk = _get_token ( ) ;
2019-09-15 04:01:52 +00:00
if ( tk . type ! = TK_PARENTHESIS_OPEN ) {
2022-01-19 12:00:11 +00:00
_set_expected_after_error ( " ( " , " hint_range " ) ;
2019-09-15 04:01:52 +00:00
return ERR_PARSE_ERROR ;
}
2014-02-10 01:10:30 +00:00
2019-09-15 04:01:52 +00:00
tk = _get_token ( ) ;
2014-02-10 01:10:30 +00:00
2019-09-15 04:01:52 +00:00
float sign = 1.0 ;
2014-02-10 01:10:30 +00:00
2019-09-15 04:01:52 +00:00
if ( tk . type = = TK_OP_SUB ) {
sign = - 1.0 ;
tk = _get_token ( ) ;
}
2014-02-10 01:10:30 +00:00
2021-12-03 19:05:23 +00:00
if ( tk . type ! = TK_FLOAT_CONSTANT & & ! tk . is_integer_constant ( ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected an integer constant. " ) ) ;
2019-09-15 04:01:52 +00:00
return ERR_PARSE_ERROR ;
}
2014-02-10 01:10:30 +00:00
2019-09-15 04:01:52 +00:00
uniform2 . hint_range [ 0 ] = tk . constant ;
uniform2 . hint_range [ 0 ] * = sign ;
2016-11-21 01:49:53 +00:00
tk = _get_token ( ) ;
2019-09-15 04:01:52 +00:00
if ( tk . type ! = TK_COMMA ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected ',' after integer constant. " ) ) ;
2019-09-15 04:01:52 +00:00
return ERR_PARSE_ERROR ;
}
2014-02-10 01:10:30 +00:00
2019-09-15 04:01:52 +00:00
tk = _get_token ( ) ;
2014-02-10 01:10:30 +00:00
2019-09-15 04:01:52 +00:00
sign = 1.0 ;
2014-02-10 01:10:30 +00:00
2019-09-15 04:01:52 +00:00
if ( tk . type = = TK_OP_SUB ) {
sign = - 1.0 ;
tk = _get_token ( ) ;
}
2014-02-10 01:10:30 +00:00
2021-12-03 19:05:23 +00:00
if ( tk . type ! = TK_FLOAT_CONSTANT & & ! tk . is_integer_constant ( ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected an integer constant after ','. " ) ) ;
2016-10-03 19:33:42 +00:00
return ERR_PARSE_ERROR ;
}
2014-02-10 01:10:30 +00:00
2019-09-15 04:01:52 +00:00
uniform2 . hint_range [ 1 ] = tk . constant ;
uniform2 . hint_range [ 1 ] * = sign ;
2016-10-03 19:33:42 +00:00
tk = _get_token ( ) ;
2019-09-15 04:01:52 +00:00
if ( tk . type = = TK_COMMA ) {
tk = _get_token ( ) ;
2021-12-03 19:05:23 +00:00
if ( tk . type ! = TK_FLOAT_CONSTANT & & ! tk . is_integer_constant ( ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected an integer constant after ','. " ) ) ;
2019-09-15 04:01:52 +00:00
return ERR_PARSE_ERROR ;
}
uniform2 . hint_range [ 2 ] = tk . constant ;
tk = _get_token ( ) ;
2016-10-03 19:33:42 +00:00
} else {
2019-09-15 04:01:52 +00:00
if ( type = = TYPE_INT ) {
uniform2 . hint_range [ 2 ] = 1 ;
} else {
uniform2 . hint_range [ 2 ] = 0.001 ;
}
}
if ( tk . type ! = TK_PARENTHESIS_CLOSE ) {
2022-01-19 12:00:11 +00:00
_set_expected_error ( " ) " ) ;
2020-04-17 02:52:00 +00:00
return ERR_PARSE_ERROR ;
}
} else if ( tk . type = = TK_HINT_INSTANCE_INDEX ) {
if ( custom_instance_index ! = - 1 ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Can only specify '%s' once. " ) , " instance_index " ) ) ;
2020-04-17 02:52:00 +00:00
return ERR_PARSE_ERROR ;
}
tk = _get_token ( ) ;
if ( tk . type ! = TK_PARENTHESIS_OPEN ) {
2022-01-19 12:00:11 +00:00
_set_expected_after_error ( " ( " , " instance_index " ) ;
2020-04-17 02:52:00 +00:00
return ERR_PARSE_ERROR ;
}
tk = _get_token ( ) ;
if ( tk . type = = TK_OP_SUB ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " The instance index can't be negative. " ) ) ;
2020-04-17 02:52:00 +00:00
return ERR_PARSE_ERROR ;
}
2021-12-03 19:05:23 +00:00
if ( ! tk . is_integer_constant ( ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected an integer constant. " ) ) ;
2020-04-17 02:52:00 +00:00
return ERR_PARSE_ERROR ;
}
custom_instance_index = tk . constant ;
if ( custom_instance_index > = MAX_INSTANCE_UNIFORM_INDICES ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Allowed instance uniform indices must be within [0..%d] range. " ) , MAX_INSTANCE_UNIFORM_INDICES - 1 ) ) ;
2020-04-17 02:52:00 +00:00
return ERR_PARSE_ERROR ;
}
tk = _get_token ( ) ;
if ( tk . type ! = TK_PARENTHESIS_CLOSE ) {
2022-01-19 12:00:11 +00:00
_set_expected_error ( " ) " ) ;
2019-09-15 04:01:52 +00:00
return ERR_PARSE_ERROR ;
2016-10-03 19:33:42 +00:00
}
2019-09-15 04:01:52 +00:00
} else if ( tk . type = = TK_FILTER_LINEAR ) {
uniform2 . filter = FILTER_LINEAR ;
} else if ( tk . type = = TK_FILTER_NEAREST ) {
uniform2 . filter = FILTER_NEAREST ;
} else if ( tk . type = = TK_FILTER_NEAREST_MIPMAP ) {
uniform2 . filter = FILTER_NEAREST_MIPMAP ;
} else if ( tk . type = = TK_FILTER_LINEAR_MIPMAP ) {
uniform2 . filter = FILTER_LINEAR_MIPMAP ;
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} else if ( tk . type = = TK_FILTER_NEAREST_MIPMAP_ANISOTROPIC ) {
uniform2 . filter = FILTER_NEAREST_MIPMAP_ANISOTROPIC ;
} else if ( tk . type = = TK_FILTER_LINEAR_MIPMAP_ANISOTROPIC ) {
uniform2 . filter = FILTER_LINEAR_MIPMAP_ANISOTROPIC ;
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} else if ( tk . type = = TK_REPEAT_DISABLE ) {
uniform2 . repeat = REPEAT_DISABLE ;
} else if ( tk . type = = TK_REPEAT_ENABLE ) {
uniform2 . repeat = REPEAT_ENABLE ;
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}
2014-02-10 01:10:30 +00:00
2019-09-15 04:01:52 +00:00
if ( uniform2 . hint ! = ShaderNode : : Uniform : : HINT_RANGE & & uniform2 . hint ! = ShaderNode : : Uniform : : HINT_NONE & & uniform2 . hint ! = ShaderNode : : Uniform : : HINT_COLOR & & type < = TYPE_MAT4 ) {
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_set_error ( RTR ( " This hint is only for sampler types. " ) ) ;
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return ERR_PARSE_ERROR ;
}
2014-02-10 01:10:30 +00:00
2019-09-15 04:01:52 +00:00
tk = _get_token ( ) ;
2014-02-10 01:10:30 +00:00
2019-09-15 04:01:52 +00:00
} while ( tk . type = = TK_COMMA ) ;
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}
2014-02-10 01:10:30 +00:00
2020-04-17 02:52:00 +00:00
if ( uniform_scope = = ShaderNode : : Uniform : : SCOPE_INSTANCE ) {
if ( custom_instance_index > = 0 ) {
uniform2 . instance_index = custom_instance_index ;
} else {
uniform2 . instance_index = instance_index + + ;
if ( instance_index > MAX_INSTANCE_UNIFORM_INDICES ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Too many '%s' uniforms in shader, maximum supported is %d. " ) , " instance " , MAX_INSTANCE_UNIFORM_INDICES ) ) ;
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return ERR_PARSE_ERROR ;
}
}
}
//reset scope for next uniform
2018-03-15 14:23:40 +00:00
if ( tk . type = = TK_OP_ASSIGN ) {
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if ( uniform2 . array_size > 0 ) {
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_set_error ( RTR ( " Setting default values to uniform arrays is not supported. " ) ) ;
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return ERR_PARSE_ERROR ;
}
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Node * expr = _parse_and_reduce_expression ( nullptr , constants ) ;
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if ( ! expr ) {
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return ERR_PARSE_ERROR ;
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}
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if ( expr - > type ! = Node : : TYPE_CONSTANT ) {
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_set_error ( RTR ( " Expected constant expression after '='. " ) ) ;
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return ERR_PARSE_ERROR ;
}
ConstantNode * cn = static_cast < ConstantNode * > ( expr ) ;
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uniform2 . default_value . resize ( cn - > values . size ( ) ) ;
2018-03-15 14:23:40 +00:00
2019-02-12 20:10:08 +00:00
if ( ! convert_constant ( cn , uniform2 . type , uniform2 . default_value . ptrw ( ) ) ) {
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_set_error ( vformat ( RTR ( " Can't convert constant to '%s'. " ) , get_datatype_name ( uniform2 . type ) ) ) ;
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return ERR_PARSE_ERROR ;
}
tk = _get_token ( ) ;
}
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shader - > uniforms [ name ] = uniform2 ;
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# ifdef DEBUG_ENABLED
if ( check_warnings & & HAS_WARNING ( ShaderWarning : : UNUSED_UNIFORM_FLAG ) ) {
used_uniforms . insert ( name , Usage ( tk_line ) ) ;
}
# endif // DEBUG_ENABLED
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//reset scope for next uniform
uniform_scope = ShaderNode : : Uniform : : SCOPE_LOCAL ;
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if ( tk . type ! = TK_SEMICOLON ) {
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_set_expected_error ( " ; " ) ;
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return ERR_PARSE_ERROR ;
}
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completion_type = COMPLETION_NONE ;
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} else { // varying
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ShaderNode : : Varying varying ;
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varying . type = type ;
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varying . precision = precision ;
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varying . interpolation = interpolation ;
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varying . tkpos = prev_pos ;
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varying . array_size = array_size ;
2014-02-10 01:10:30 +00:00
2016-10-03 19:33:42 +00:00
tk = _get_token ( ) ;
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if ( tk . type ! = TK_SEMICOLON & & tk . type ! = TK_BRACKET_OPEN ) {
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if ( array_size = = 0 ) {
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_set_expected_error ( " ; " , " [ " ) ;
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} else {
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_set_expected_error ( " ; " ) ;
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}
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return ERR_PARSE_ERROR ;
}
2019-07-29 14:08:25 +00:00
if ( tk . type = = TK_BRACKET_OPEN ) {
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Error error = _parse_array_size ( nullptr , constants , true , nullptr , & varying . array_size , nullptr ) ;
if ( error ! = OK ) {
return error ;
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}
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tk = _get_token ( ) ;
}
shader - > varyings [ name ] = varying ;
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# ifdef DEBUG_ENABLED
if ( check_warnings & & HAS_WARNING ( ShaderWarning : : UNUSED_VARYING_FLAG ) ) {
used_varyings . insert ( name , Usage ( tk_line ) ) ;
}
# endif // DEBUG_ENABLED
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}
2014-02-10 01:10:30 +00:00
2016-10-03 19:33:42 +00:00
} break ;
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case TK_SHADER_TYPE : {
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_set_error ( RTR ( " Shader type is already defined. " ) ) ;
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return ERR_PARSE_ERROR ;
} break ;
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default : {
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//function or constant variable
2014-02-10 01:10:30 +00:00
2019-05-30 14:19:24 +00:00
bool is_constant = false ;
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bool is_struct = false ;
StringName struct_name ;
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DataPrecision precision = PRECISION_DEFAULT ;
DataType type ;
StringName name ;
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int array_size = 0 ;
2014-02-10 01:10:30 +00:00
2019-05-30 14:19:24 +00:00
if ( tk . type = = TK_CONST ) {
is_constant = true ;
tk = _get_token ( ) ;
}
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if ( is_token_precision ( tk . type ) ) {
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precision = get_token_precision ( tk . type ) ;
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tk = _get_token ( ) ;
}
2014-02-10 01:10:30 +00:00
2020-01-17 19:35:22 +00:00
if ( shader - > structs . has ( tk . text ) ) {
if ( precision ! = PRECISION_DEFAULT ) {
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_set_error ( RTR ( " The precision modifier cannot be used on structs. " ) ) ;
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return ERR_PARSE_ERROR ;
}
is_struct = true ;
struct_name = tk . text ;
} else {
if ( ! is_token_datatype ( tk . type ) ) {
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_set_error ( RTR ( " Expected constant, function, uniform or varying. " ) ) ;
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return ERR_PARSE_ERROR ;
}
2018-11-12 11:36:26 +00:00
2020-01-17 19:35:22 +00:00
if ( ! is_token_variable_datatype ( tk . type ) ) {
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if ( is_constant ) {
_set_error ( RTR ( " Invalid constant type (samplers are not allowed). " ) ) ;
} else {
_set_error ( RTR ( " Invalid function type (samplers are not allowed). " ) ) ;
}
2020-01-17 19:35:22 +00:00
return ERR_PARSE_ERROR ;
}
}
2014-02-10 01:10:30 +00:00
2020-01-17 19:35:22 +00:00
if ( is_struct ) {
type = TYPE_STRUCT ;
} else {
type = get_token_datatype ( tk . type ) ;
}
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prev_pos = _get_tkpos ( ) ;
2019-07-10 16:52:50 +00:00
tk = _get_token ( ) ;
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2021-12-01 13:44:11 +00:00
bool unknown_size = false ;
2022-01-15 09:10:26 +00:00
bool fixed_array_size = false ;
2021-12-01 13:44:11 +00:00
2019-07-10 16:52:50 +00:00
if ( tk . type = = TK_BRACKET_OPEN ) {
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if ( is_constant & & RenderingServer : : get_singleton ( ) - > is_low_end ( ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Global constant arrays are only supported on high-end platforms. " ) ) ;
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return ERR_PARSE_ERROR ;
}
2022-01-15 09:10:26 +00:00
Error error = _parse_array_size ( nullptr , constants , ! is_constant , nullptr , & array_size , & unknown_size ) ;
if ( error ! = OK ) {
return error ;
2021-05-21 16:16:23 +00:00
}
2022-01-15 09:10:26 +00:00
fixed_array_size = true ;
2021-05-21 16:16:23 +00:00
prev_pos = _get_tkpos ( ) ;
2019-07-10 16:52:50 +00:00
}
2021-05-21 16:16:23 +00:00
2019-07-10 16:52:50 +00:00
_set_tkpos ( prev_pos ) ;
2020-04-01 23:20:12 +00:00
_get_completable_identifier ( nullptr , COMPLETION_MAIN_FUNCTION , name ) ;
2014-02-10 01:10:30 +00:00
2017-03-05 15:44:50 +00:00
if ( name = = StringName ( ) ) {
2021-12-01 13:44:11 +00:00
if ( is_constant ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected an identifier or '[' after type. " ) ) ;
2021-12-01 13:44:11 +00:00
} else {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected a function name after type. " ) ) ;
2021-12-01 13:44:11 +00:00
}
2016-10-03 19:33:42 +00:00
return ERR_PARSE_ERROR ;
}
2014-02-10 01:10:30 +00:00
2021-12-01 15:08:14 +00:00
if ( shader - > structs . has ( name ) | | _find_identifier ( nullptr , false , constants , name ) | | has_builtin ( p_functions , name ) ) {
2022-01-19 12:00:11 +00:00
_set_redefinition_error ( String ( name ) ) ;
2019-10-29 11:36:11 +00:00
return ERR_PARSE_ERROR ;
}
2016-10-03 19:33:42 +00:00
tk = _get_token ( ) ;
2017-03-05 15:44:50 +00:00
if ( tk . type ! = TK_PARENTHESIS_OPEN ) {
2019-05-30 14:19:24 +00:00
if ( type = = TYPE_VOID ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected '(' after function identifier. " ) ) ;
2019-05-30 14:19:24 +00:00
return ERR_PARSE_ERROR ;
}
//variable
while ( true ) {
ShaderNode : : Constant constant ;
2020-04-11 09:40:17 +00:00
constant . name = name ;
2020-01-17 19:35:22 +00:00
constant . type = is_struct ? TYPE_STRUCT : type ;
constant . type_str = struct_name ;
2019-05-30 14:19:24 +00:00
constant . precision = precision ;
2020-04-01 23:20:12 +00:00
constant . initializer = nullptr ;
2022-01-15 09:10:26 +00:00
constant . array_size = array_size ;
2019-10-11 17:43:42 +00:00
if ( tk . type = = TK_BRACKET_OPEN ) {
if ( RenderingServer : : get_singleton ( ) - > is_low_end ( ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Global const arrays are only supported on high-end platforms. " ) ) ;
2021-12-01 13:44:11 +00:00
return ERR_PARSE_ERROR ;
}
2022-01-15 09:10:26 +00:00
Error error = _parse_array_size ( nullptr , constants , false , nullptr , & constant . array_size , & unknown_size ) ;
if ( error ! = OK ) {
return error ;
2019-05-30 14:19:24 +00:00
}
2019-10-11 17:43:42 +00:00
tk = _get_token ( ) ;
}
if ( tk . type = = TK_OP_ASSIGN ) {
if ( ! is_constant ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Global non-constant variables are not supported. Expected '%s' keyword before constant definition. " ) , " const " ) ) ;
2019-05-30 14:19:24 +00:00
return ERR_PARSE_ERROR ;
}
2019-10-11 17:43:42 +00:00
if ( constant . array_size > 0 | | unknown_size ) {
bool full_def = false ;
2022-01-18 07:40:41 +00:00
VariableDeclarationNode : : Declaration decl ;
2019-10-11 17:43:42 +00:00
decl . name = name ;
decl . size = constant . array_size ;
2019-05-30 14:19:24 +00:00
2019-10-11 17:43:42 +00:00
tk = _get_token ( ) ;
if ( tk . type ! = TK_CURLY_BRACKET_OPEN ) {
if ( unknown_size ) {
2022-01-19 12:00:11 +00:00
_set_expected_error ( " { " ) ;
2019-10-11 17:43:42 +00:00
return ERR_PARSE_ERROR ;
}
full_def = true ;
DataPrecision precision2 = PRECISION_DEFAULT ;
if ( is_token_precision ( tk . type ) ) {
precision2 = get_token_precision ( tk . type ) ;
tk = _get_token ( ) ;
if ( ! is_token_nonvoid_datatype ( tk . type ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected data type after precision modifier. " ) ) ;
2019-10-11 17:43:42 +00:00
return ERR_PARSE_ERROR ;
}
}
StringName struct_name2 ;
DataType type2 ;
if ( shader - > structs . has ( tk . text ) ) {
type2 = TYPE_STRUCT ;
struct_name2 = tk . text ;
} else {
if ( ! is_token_variable_datatype ( tk . type ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Invalid data type for the array. " ) ) ;
2019-10-11 17:43:42 +00:00
return ERR_PARSE_ERROR ;
}
type2 = get_token_datatype ( tk . type ) ;
}
int array_size2 = 0 ;
tk = _get_token ( ) ;
2022-01-15 09:10:26 +00:00
2019-10-11 17:43:42 +00:00
if ( tk . type = = TK_BRACKET_OPEN ) {
2022-01-15 09:10:26 +00:00
bool is_unknown_size = false ;
Error error = _parse_array_size ( nullptr , constants , false , nullptr , & array_size2 , & is_unknown_size ) ;
if ( error ! = OK ) {
return error ;
}
if ( is_unknown_size ) {
2019-10-11 17:43:42 +00:00
array_size2 = constant . array_size ;
}
2022-01-15 09:10:26 +00:00
tk = _get_token ( ) ;
2019-10-11 17:43:42 +00:00
} else {
2022-01-19 12:00:11 +00:00
_set_expected_error ( " [ " ) ;
2019-10-11 17:43:42 +00:00
return ERR_PARSE_ERROR ;
}
if ( constant . precision ! = precision2 | | constant . type ! = type2 | | struct_name ! = struct_name2 | | constant . array_size ! = array_size2 ) {
2022-01-19 12:00:11 +00:00
String from ;
2019-10-11 17:43:42 +00:00
if ( type2 = = TYPE_STRUCT ) {
2022-01-19 12:00:11 +00:00
from + = struct_name2 ;
2019-10-11 17:43:42 +00:00
} else {
if ( precision2 ! = PRECISION_DEFAULT ) {
2022-01-19 12:00:11 +00:00
from + = get_precision_name ( precision2 ) ;
from + = " " ;
2019-10-11 17:43:42 +00:00
}
2022-01-19 12:00:11 +00:00
from + = get_datatype_name ( type2 ) ;
2019-10-11 17:43:42 +00:00
}
2022-01-19 12:00:11 +00:00
from + = " [ " ;
from + = itos ( array_size2 ) ;
from + = " ]' " ;
String to ;
2019-10-11 17:43:42 +00:00
if ( type = = TYPE_STRUCT ) {
2022-01-19 12:00:11 +00:00
to + = struct_name ;
2019-10-11 17:43:42 +00:00
} else {
if ( precision ! = PRECISION_DEFAULT ) {
2022-01-19 12:00:11 +00:00
to + = get_precision_name ( precision ) ;
to + = " " ;
2019-10-11 17:43:42 +00:00
}
2022-01-19 12:00:11 +00:00
to + = get_datatype_name ( type ) ;
2019-10-11 17:43:42 +00:00
}
2022-01-19 12:00:11 +00:00
to + = " [ " ;
to + = itos ( constant . array_size ) ;
to + = " ]' " ;
_set_error ( vformat ( RTR ( " Cannot convert from '%s' to '%s'. " ) , from , to ) ) ;
2019-10-11 17:43:42 +00:00
return ERR_PARSE_ERROR ;
}
}
bool curly = tk . type = = TK_CURLY_BRACKET_OPEN ;
if ( unknown_size ) {
if ( ! curly ) {
2022-01-19 12:00:11 +00:00
_set_expected_error ( " { " ) ;
2019-10-11 17:43:42 +00:00
return ERR_PARSE_ERROR ;
}
} else {
if ( full_def ) {
if ( curly ) {
2022-01-19 12:00:11 +00:00
_set_expected_error ( " ( " ) ;
2019-10-11 17:43:42 +00:00
return ERR_PARSE_ERROR ;
}
}
}
if ( tk . type = = TK_PARENTHESIS_OPEN | | curly ) { // initialization
while ( true ) {
2021-11-29 07:21:10 +00:00
Node * n = _parse_and_reduce_expression ( nullptr , constants ) ;
2019-10-11 17:43:42 +00:00
if ( ! n ) {
return ERR_PARSE_ERROR ;
}
if ( n - > type = = Node : : TYPE_OPERATOR & & ( ( OperatorNode * ) n ) - > op = = OP_CALL ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected constant expression. " ) ) ;
2019-10-11 17:43:42 +00:00
return ERR_PARSE_ERROR ;
}
2021-05-21 16:16:23 +00:00
if ( ! _compare_datatypes ( constant . type , struct_name , 0 , n - > get_datatype ( ) , n - > get_datatype_name ( ) , 0 ) ) {
2019-10-11 17:43:42 +00:00
return ERR_PARSE_ERROR ;
}
tk = _get_token ( ) ;
if ( tk . type = = TK_COMMA ) {
decl . initializer . push_back ( n ) ;
continue ;
} else if ( ! curly & & tk . type = = TK_PARENTHESIS_CLOSE ) {
decl . initializer . push_back ( n ) ;
break ;
} else if ( curly & & tk . type = = TK_CURLY_BRACKET_CLOSE ) {
decl . initializer . push_back ( n ) ;
break ;
} else {
2021-04-05 12:09:59 +00:00
if ( curly ) {
2022-01-19 12:00:11 +00:00
_set_expected_error ( " } " , " , " ) ;
2021-04-05 12:09:59 +00:00
} else {
2022-01-19 12:00:11 +00:00
_set_expected_error ( " ) " , " , " ) ;
2021-04-05 12:09:59 +00:00
}
2019-10-11 17:43:42 +00:00
return ERR_PARSE_ERROR ;
}
}
if ( unknown_size ) {
decl . size = decl . initializer . size ( ) ;
constant . array_size = decl . initializer . size ( ) ;
} else if ( decl . initializer . size ( ) ! = constant . array_size ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Array size mismatch. " ) ) ;
2019-10-11 17:43:42 +00:00
return ERR_PARSE_ERROR ;
}
}
2022-01-15 09:10:26 +00:00
array_size = constant . array_size ;
2019-10-11 17:43:42 +00:00
ConstantNode * expr = memnew ( ConstantNode ) ;
expr - > datatype = constant . type ;
expr - > struct_name = constant . type_str ;
expr - > array_size = constant . array_size ;
expr - > array_declarations . push_back ( decl ) ;
constant . initializer = static_cast < ConstantNode * > ( expr ) ;
} else {
//variable created with assignment! must parse an expression
2021-11-29 07:21:10 +00:00
Node * expr = _parse_and_reduce_expression ( nullptr , constants ) ;
2021-04-05 12:09:59 +00:00
if ( ! expr ) {
2019-10-11 17:43:42 +00:00
return ERR_PARSE_ERROR ;
2021-04-05 12:09:59 +00:00
}
2019-10-11 17:43:42 +00:00
if ( expr - > type = = Node : : TYPE_OPERATOR & & ( ( OperatorNode * ) expr ) - > op = = OP_CALL ) {
2021-04-27 11:58:32 +00:00
OperatorNode * op = ( ( OperatorNode * ) expr ) ;
for ( int i = 1 ; i < op - > arguments . size ( ) ; i + + ) {
if ( ! _check_node_constness ( op - > arguments [ i ] ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Expected constant expression for argument %d of function call after '='. " ) , i - 1 ) ) ;
2021-04-27 11:58:32 +00:00
return ERR_PARSE_ERROR ;
}
}
2019-10-11 17:43:42 +00:00
}
constant . initializer = static_cast < ConstantNode * > ( expr ) ;
2021-11-30 18:28:55 +00:00
if ( ! _compare_datatypes ( type , struct_name , 0 , expr - > get_datatype ( ) , expr - > get_datatype_name ( ) , expr - > get_array_size ( ) ) ) {
2020-01-17 19:35:22 +00:00
return ERR_PARSE_ERROR ;
}
2019-05-30 14:19:24 +00:00
}
tk = _get_token ( ) ;
} else {
2019-10-11 17:43:42 +00:00
if ( constant . array_size > 0 | | unknown_size ) {
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_set_error ( RTR ( " Expected array initialization. " ) ) ;
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return ERR_PARSE_ERROR ;
} else {
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_set_error ( RTR ( " Expected initialization of constant. " ) ) ;
2019-10-11 17:43:42 +00:00
return ERR_PARSE_ERROR ;
}
2019-05-30 14:19:24 +00:00
}
shader - > constants [ name ] = constant ;
2020-04-11 09:40:17 +00:00
shader - > vconstants . push_back ( constant ) ;
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# ifdef DEBUG_ENABLED
if ( check_warnings & & HAS_WARNING ( ShaderWarning : : UNUSED_CONSTANT_FLAG ) ) {
used_constants . insert ( name , Usage ( tk_line ) ) ;
}
# endif // DEBUG_ENABLED
2020-04-11 09:40:17 +00:00
2019-05-30 14:19:24 +00:00
if ( tk . type = = TK_COMMA ) {
tk = _get_token ( ) ;
if ( tk . type ! = TK_IDENTIFIER ) {
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_set_error ( RTR ( " Expected an identifier after type. " ) ) ;
2019-05-30 14:19:24 +00:00
return ERR_PARSE_ERROR ;
}
name = tk . text ;
2021-11-29 07:21:10 +00:00
if ( _find_identifier ( nullptr , false , constants , name ) ) {
2022-01-19 12:00:11 +00:00
_set_redefinition_error ( String ( name ) ) ;
2019-05-30 14:19:24 +00:00
return ERR_PARSE_ERROR ;
}
2019-10-29 11:36:11 +00:00
if ( has_builtin ( p_functions , name ) ) {
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_set_redefinition_error ( String ( name ) ) ;
2019-10-29 11:36:11 +00:00
return ERR_PARSE_ERROR ;
}
2019-05-30 14:19:24 +00:00
tk = _get_token ( ) ;
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if ( ! fixed_array_size ) {
array_size = 0 ;
}
unknown_size = false ;
2019-05-30 14:19:24 +00:00
} else if ( tk . type = = TK_SEMICOLON ) {
break ;
} else {
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_set_expected_error ( " , " , " ; " ) ;
2019-05-30 14:19:24 +00:00
return ERR_PARSE_ERROR ;
}
}
break ;
2016-10-03 19:33:42 +00:00
}
2014-02-10 01:10:30 +00:00
2020-09-06 12:18:10 +00:00
FunctionInfo builtins ;
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if ( p_functions . has ( name ) ) {
2020-09-06 12:18:10 +00:00
builtins = p_functions [ name ] ;
2016-10-03 19:33:42 +00:00
}
2014-02-10 01:10:30 +00:00
2020-03-19 14:58:39 +00:00
if ( p_functions . has ( " global " ) ) { // Adds global variables: 'TIME'
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for ( const KeyValue < StringName , BuiltInInfo > & E : p_functions [ " global " ] . built_ins ) {
builtins . built_ins . insert ( E . key , E . value ) ;
2020-03-19 14:58:39 +00:00
}
}
2021-11-29 07:21:10 +00:00
if ( p_functions . has ( " constants " ) ) { // Adds global constants: 'PI', 'TAU', 'E'
for ( const KeyValue < StringName , BuiltInInfo > & E : p_functions [ " constants " ] . built_ins ) {
builtins . built_ins . insert ( E . key , E . value ) ;
}
}
2022-01-13 11:39:35 +00:00
for ( int i = 0 ; i < shader - > functions . size ( ) ; i + + ) {
if ( ! shader - > functions [ i ] . callable & & shader - > functions [ i ] . name = = name ) {
2022-01-19 12:00:11 +00:00
_set_redefinition_error ( String ( name ) ) ;
2022-01-13 11:39:35 +00:00
return ERR_PARSE_ERROR ;
}
}
2016-10-03 19:33:42 +00:00
ShaderNode : : Function function ;
2014-02-10 01:10:30 +00:00
2017-03-05 15:44:50 +00:00
function . callable = ! p_functions . has ( name ) ;
function . name = name ;
2014-02-10 01:10:30 +00:00
2017-03-05 15:44:50 +00:00
FunctionNode * func_node = alloc_node < FunctionNode > ( ) ;
2014-02-10 01:10:30 +00:00
2017-03-05 15:44:50 +00:00
function . function = func_node ;
2014-02-10 01:10:30 +00:00
2016-10-03 19:33:42 +00:00
shader - > functions . push_back ( function ) ;
2014-02-10 01:10:30 +00:00
2017-03-05 15:44:50 +00:00
func_node - > name = name ;
func_node - > return_type = type ;
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func_node - > return_struct_name = struct_name ;
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func_node - > return_precision = precision ;
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func_node - > return_array_size = array_size ;
2014-02-10 01:10:30 +00:00
2017-09-24 07:27:12 +00:00
if ( p_functions . has ( name ) ) {
func_node - > can_discard = p_functions [ name ] . can_discard ;
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} else {
# ifdef DEBUG_ENABLED
if ( check_warnings & & HAS_WARNING ( ShaderWarning : : UNUSED_FUNCTION_FLAG ) ) {
used_functions . insert ( name , Usage ( tk_line ) ) ;
}
# endif // DEBUG_ENABLED
2017-09-24 07:27:12 +00:00
}
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func_node - > body = alloc_node < BlockNode > ( ) ;
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func_node - > body - > parent_function = func_node ;
2014-02-10 01:10:30 +00:00
2016-10-03 19:33:42 +00:00
tk = _get_token ( ) ;
2014-02-10 01:10:30 +00:00
2017-03-05 15:44:50 +00:00
while ( true ) {
if ( tk . type = = TK_PARENTHESIS_CLOSE ) {
2016-10-03 19:33:42 +00:00
break ;
}
2014-02-10 01:10:30 +00:00
2020-07-01 08:55:49 +00:00
bool is_const = false ;
if ( tk . type = = TK_CONST ) {
is_const = true ;
tk = _get_token ( ) ;
}
2017-04-07 02:36:37 +00:00
ArgumentQualifier qualifier = ARGUMENT_QUALIFIER_IN ;
if ( tk . type = = TK_ARG_IN ) {
qualifier = ARGUMENT_QUALIFIER_IN ;
tk = _get_token ( ) ;
} else if ( tk . type = = TK_ARG_OUT ) {
2020-07-01 08:55:49 +00:00
if ( is_const ) {
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_set_error ( vformat ( RTR ( " The '%s' qualifier cannot be used within a function parameter declared with '%s'. " ) , " out " , " const " ) ) ;
2020-07-01 08:55:49 +00:00
return ERR_PARSE_ERROR ;
}
2017-04-07 02:36:37 +00:00
qualifier = ARGUMENT_QUALIFIER_OUT ;
tk = _get_token ( ) ;
} else if ( tk . type = = TK_ARG_INOUT ) {
2020-07-01 08:55:49 +00:00
if ( is_const ) {
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_set_error ( vformat ( RTR ( " The '%s' qualifier cannot be used within a function parameter declared with '%s'. " ) , " inout " , " const " ) ) ;
2020-07-01 08:55:49 +00:00
return ERR_PARSE_ERROR ;
}
2017-04-07 02:36:37 +00:00
qualifier = ARGUMENT_QUALIFIER_INOUT ;
tk = _get_token ( ) ;
}
2016-10-03 19:33:42 +00:00
DataType ptype ;
StringName pname ;
2020-01-17 19:35:22 +00:00
StringName param_struct_name ;
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DataPrecision pprecision = PRECISION_DEFAULT ;
2020-01-17 19:35:22 +00:00
bool use_precision = false ;
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int arg_array_size = 0 ;
2014-02-10 01:10:30 +00:00
2016-10-03 19:33:42 +00:00
if ( is_token_precision ( tk . type ) ) {
2017-03-05 15:44:50 +00:00
pprecision = get_token_precision ( tk . type ) ;
2016-10-03 19:33:42 +00:00
tk = _get_token ( ) ;
2020-01-17 19:35:22 +00:00
use_precision = true ;
2016-10-03 19:33:42 +00:00
}
2014-02-10 01:10:30 +00:00
2020-01-17 19:35:22 +00:00
is_struct = false ;
2014-02-10 01:10:30 +00:00
2020-01-17 19:35:22 +00:00
if ( shader - > structs . has ( tk . text ) ) {
is_struct = true ;
param_struct_name = tk . text ;
2021-12-15 19:39:03 +00:00
# ifdef DEBUG_ENABLED
if ( check_warnings & & HAS_WARNING ( ShaderWarning : : UNUSED_STRUCT_FLAG ) & & used_structs . has ( param_struct_name ) ) {
used_structs [ param_struct_name ] . used = true ;
}
# endif // DEBUG_ENABLED
2020-01-17 19:35:22 +00:00
if ( use_precision ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " The precision modifier cannot be used on structs. " ) ) ;
2020-01-17 19:35:22 +00:00
return ERR_PARSE_ERROR ;
}
}
2014-02-10 01:10:30 +00:00
2020-01-17 19:35:22 +00:00
if ( ! is_struct & & ! is_token_datatype ( tk . type ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected a valid data type for argument. " ) ) ;
2019-11-03 10:28:29 +00:00
return ERR_PARSE_ERROR ;
}
2020-02-13 18:02:47 +00:00
if ( qualifier = = ARGUMENT_QUALIFIER_OUT | | qualifier = = ARGUMENT_QUALIFIER_INOUT ) {
if ( is_sampler_type ( get_token_datatype ( tk . type ) ) ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Opaque types cannot be output parameters. " ) ) ;
2020-02-13 18:02:47 +00:00
return ERR_PARSE_ERROR ;
}
}
2020-01-17 19:35:22 +00:00
if ( is_struct ) {
ptype = TYPE_STRUCT ;
} else {
ptype = get_token_datatype ( tk . type ) ;
if ( _validate_datatype ( ptype ) ! = OK ) {
return ERR_PARSE_ERROR ;
}
if ( ptype = = TYPE_VOID ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Void type not allowed as argument. " ) ) ;
2020-01-17 19:35:22 +00:00
return ERR_PARSE_ERROR ;
}
2016-10-03 19:33:42 +00:00
}
tk = _get_token ( ) ;
2019-07-10 16:52:50 +00:00
if ( tk . type = = TK_BRACKET_OPEN ) {
2022-01-15 09:10:26 +00:00
Error error = _parse_array_size ( nullptr , constants , true , nullptr , & arg_array_size , nullptr ) ;
if ( error ! = OK ) {
return error ;
2021-05-21 16:16:23 +00:00
}
tk = _get_token ( ) ;
2019-07-10 16:52:50 +00:00
}
2017-03-05 15:44:50 +00:00
if ( tk . type ! = TK_IDENTIFIER ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected an identifier for argument name. " ) ) ;
2016-10-03 19:33:42 +00:00
return ERR_PARSE_ERROR ;
}
pname = tk . text ;
2019-10-06 14:24:30 +00:00
ShaderLanguage : : IdentifierType itype ;
2020-09-06 12:18:10 +00:00
if ( _find_identifier ( func_node - > body , false , builtins , pname , ( ShaderLanguage : : DataType * ) nullptr , & itype ) ) {
2019-10-06 14:24:30 +00:00
if ( itype ! = IDENTIFIER_FUNCTION ) {
2022-01-19 12:00:11 +00:00
_set_redefinition_error ( String ( pname ) ) ;
2019-10-06 14:24:30 +00:00
return ERR_PARSE_ERROR ;
}
2016-10-03 19:33:42 +00:00
}
2019-10-29 11:36:11 +00:00
if ( has_builtin ( p_functions , pname ) ) {
2022-01-19 12:00:11 +00:00
_set_redefinition_error ( String ( pname ) ) ;
2019-10-29 11:36:11 +00:00
return ERR_PARSE_ERROR ;
}
2016-10-03 19:33:42 +00:00
FunctionNode : : Argument arg ;
2017-03-05 15:44:50 +00:00
arg . type = ptype ;
arg . name = pname ;
2020-01-17 19:35:22 +00:00
arg . type_str = param_struct_name ;
2017-03-05 15:44:50 +00:00
arg . precision = pprecision ;
2017-04-07 02:36:37 +00:00
arg . qualifier = qualifier ;
2019-07-21 14:31:30 +00:00
arg . tex_argument_check = false ;
arg . tex_builtin_check = false ;
arg . tex_argument_filter = FILTER_DEFAULT ;
arg . tex_argument_repeat = REPEAT_DEFAULT ;
2020-07-01 08:55:49 +00:00
arg . is_const = is_const ;
2016-10-03 19:33:42 +00:00
tk = _get_token ( ) ;
2019-07-10 16:52:50 +00:00
if ( tk . type = = TK_BRACKET_OPEN ) {
2022-01-15 09:10:26 +00:00
Error error = _parse_array_size ( nullptr , constants , true , nullptr , & arg_array_size , nullptr ) ;
if ( error ! = OK ) {
return error ;
2021-05-21 16:16:23 +00:00
}
tk = _get_token ( ) ;
2019-07-10 16:52:50 +00:00
}
2016-10-03 19:33:42 +00:00
2021-12-01 13:44:11 +00:00
arg . array_size = arg_array_size ;
2021-05-21 16:16:23 +00:00
func_node - > arguments . push_back ( arg ) ;
2017-03-05 15:44:50 +00:00
if ( tk . type = = TK_COMMA ) {
2016-10-03 19:33:42 +00:00
tk = _get_token ( ) ;
//do none and go on
2017-03-05 15:44:50 +00:00
} else if ( tk . type ! = TK_PARENTHESIS_CLOSE ) {
2022-01-19 12:00:11 +00:00
_set_expected_error ( " , " , " ) " ) ;
2016-10-03 19:33:42 +00:00
return ERR_PARSE_ERROR ;
}
}
if ( p_functions . has ( name ) ) {
//if one of the core functions, make sure they are of the correct form
if ( func_node - > arguments . size ( ) > 0 ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Function '%s' expects no arguments. " ) , String ( name ) ) ) ;
2016-10-03 19:33:42 +00:00
return ERR_PARSE_ERROR ;
}
2017-03-05 15:44:50 +00:00
if ( func_node - > return_type ! = TYPE_VOID ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Function '%s' must be of '%s' return type. " ) , String ( name ) , " void " ) ) ;
2016-10-03 19:33:42 +00:00
return ERR_PARSE_ERROR ;
}
}
2017-03-24 20:45:31 +00:00
//all good let's parse inside the function!
2016-10-03 19:33:42 +00:00
tk = _get_token ( ) ;
2017-03-05 15:44:50 +00:00
if ( tk . type ! = TK_CURLY_BRACKET_OPEN ) {
2022-01-19 12:00:11 +00:00
_set_error ( RTR ( " Expected a '{' to begin function. " ) ) ;
2016-10-03 19:33:42 +00:00
return ERR_PARSE_ERROR ;
}
2016-10-10 21:31:01 +00:00
current_function = name ;
2020-09-06 12:18:10 +00:00
Error err = _parse_block ( func_node - > body , builtins ) ;
2020-05-14 14:41:43 +00:00
if ( err ) {
2016-10-03 19:33:42 +00:00
return err ;
2020-05-14 14:41:43 +00:00
}
2016-10-10 21:31:01 +00:00
2019-08-23 12:40:42 +00:00
if ( func_node - > return_type ! = DataType : : TYPE_VOID ) {
BlockNode * block = func_node - > body ;
if ( _find_last_flow_op_in_block ( block , FlowOperation : : FLOW_OP_RETURN ) ! = OK ) {
2022-01-19 12:00:11 +00:00
_set_error ( vformat ( RTR ( " Expected at least one '%s' statement in a non-void function. " ) , " return " ) ) ;
2019-08-23 12:40:42 +00:00
return ERR_PARSE_ERROR ;
}
}
2017-03-05 15:44:50 +00:00
current_function = StringName ( ) ;
2016-10-03 19:33:42 +00:00
}
2014-02-10 01:10:30 +00:00
}
2016-10-03 19:33:42 +00:00
tk = _get_token ( ) ;
2014-02-10 01:10:30 +00:00
}
2021-07-22 08:09:53 +00:00
2021-12-22 07:15:12 +00:00
# ifdef DEBUG_ENABLED
2022-01-08 15:34:00 +00:00
if ( check_device_limit_warnings & & uniform_buffer_exceeded_line ! = - 1 ) {
2022-01-19 12:00:11 +00:00
_add_warning ( ShaderWarning : : DEVICE_LIMIT_EXCEEDED , uniform_buffer_exceeded_line , RTR ( " uniform buffer " ) , { uniform_buffer_size , max_uniform_buffer_size } ) ;
2021-12-22 07:15:12 +00:00
}
# endif // DEBUG_ENABLED
2014-02-10 01:10:30 +00:00
return OK ;
}
2019-10-29 11:36:11 +00:00
bool ShaderLanguage : : has_builtin ( const Map < StringName , ShaderLanguage : : FunctionInfo > & p_functions , const StringName & p_name ) {
2021-08-09 20:13:42 +00:00
for ( const KeyValue < StringName , ShaderLanguage : : FunctionInfo > & E : p_functions ) {
if ( E . value . built_ins . has ( p_name ) ) {
2020-09-02 19:02:04 +00:00
return true ;
}
}
2021-04-13 20:01:43 +00:00
2019-10-29 11:36:11 +00:00
return false ;
}
2019-08-23 12:40:42 +00:00
Error ShaderLanguage : : _find_last_flow_op_in_op ( ControlFlowNode * p_flow , FlowOperation p_op ) {
bool found = false ;
for ( int i = p_flow - > blocks . size ( ) - 1 ; i > = 0 ; i - - ) {
if ( p_flow - > blocks [ i ] - > type = = Node : : TYPE_BLOCK ) {
BlockNode * last_block = ( BlockNode * ) p_flow - > blocks [ i ] ;
if ( _find_last_flow_op_in_block ( last_block , p_op ) = = OK ) {
found = true ;
break ;
}
}
}
if ( found ) {
return OK ;
}
return FAILED ;
}
Error ShaderLanguage : : _find_last_flow_op_in_block ( BlockNode * p_block , FlowOperation p_op ) {
bool found = false ;
for ( int i = p_block - > statements . size ( ) - 1 ; i > = 0 ; i - - ) {
if ( p_block - > statements [ i ] - > type = = Node : : TYPE_CONTROL_FLOW ) {
ControlFlowNode * flow = ( ControlFlowNode * ) p_block - > statements [ i ] ;
if ( flow - > flow_op = = p_op ) {
found = true ;
break ;
} else {
if ( _find_last_flow_op_in_op ( flow , p_op ) = = OK ) {
found = true ;
break ;
}
}
} else if ( p_block - > statements [ i ] - > type = = Node : : TYPE_BLOCK ) {
BlockNode * block = ( BlockNode * ) p_block - > statements [ i ] ;
if ( _find_last_flow_op_in_block ( block , p_op ) = = OK ) {
found = true ;
break ;
}
}
}
if ( found ) {
return OK ;
}
return FAILED ;
}
2018-01-25 01:00:51 +00:00
// skips over whitespace and /* */ and // comments
static int _get_first_ident_pos ( const String & p_code ) {
int idx = 0 ;
2020-07-27 10:43:20 +00:00
# define GETCHAR(m_idx) (((idx + m_idx) < p_code.length()) ? p_code[idx + m_idx] : char32_t(0))
2018-01-25 01:00:51 +00:00
while ( true ) {
if ( GETCHAR ( 0 ) = = ' / ' & & GETCHAR ( 1 ) = = ' / ' ) {
idx + = 2 ;
while ( true ) {
2020-05-14 14:41:43 +00:00
if ( GETCHAR ( 0 ) = = 0 ) {
2020-05-10 10:56:01 +00:00
return 0 ;
2020-05-14 14:41:43 +00:00
}
2018-01-25 01:00:51 +00:00
if ( GETCHAR ( 0 ) = = ' \n ' ) {
idx + + ;
break ; // loop
}
idx + + ;
}
} else if ( GETCHAR ( 0 ) = = ' / ' & & GETCHAR ( 1 ) = = ' * ' ) {
idx + = 2 ;
while ( true ) {
2020-05-14 14:41:43 +00:00
if ( GETCHAR ( 0 ) = = 0 ) {
2020-05-10 10:56:01 +00:00
return 0 ;
2020-05-14 14:41:43 +00:00
}
2018-01-25 01:00:51 +00:00
if ( GETCHAR ( 0 ) = = ' * ' & & GETCHAR ( 1 ) = = ' / ' ) {
idx + = 2 ;
break ; // loop
}
idx + + ;
}
} else {
switch ( GETCHAR ( 0 ) ) {
case ' ' :
case ' \t ' :
case ' \r ' :
case ' \n ' : {
idx + + ;
} break ; // switch
default :
return idx ;
}
}
}
# undef GETCHAR
}
2017-04-07 02:36:37 +00:00
String ShaderLanguage : : get_shader_type ( const String & p_code ) {
bool reading_type = false ;
String cur_identifier ;
2018-01-25 01:00:51 +00:00
for ( int i = _get_first_ident_pos ( p_code ) ; i < p_code . length ( ) ; i + + ) {
2017-04-07 02:36:37 +00:00
if ( p_code [ i ] = = ' ; ' ) {
break ;
} else if ( p_code [ i ] < = 32 ) {
2021-12-09 09:42:46 +00:00
if ( ! cur_identifier . is_empty ( ) ) {
2017-04-07 02:36:37 +00:00
if ( ! reading_type ) {
if ( cur_identifier ! = " shader_type " ) {
return String ( ) ;
}
reading_type = true ;
cur_identifier = String ( ) ;
} else {
return cur_identifier ;
}
}
} else {
cur_identifier + = String : : chr ( p_code [ i ] ) ;
}
}
2020-05-14 14:41:43 +00:00
if ( reading_type ) {
2017-04-07 02:36:37 +00:00
return cur_identifier ;
2020-05-14 14:41:43 +00:00
}
2017-04-07 02:36:37 +00:00
return String ( ) ;
}
2021-01-01 15:04:47 +00:00
# ifdef DEBUG_ENABLED
void ShaderLanguage : : _check_warning_accums ( ) {
2021-08-09 20:13:42 +00:00
for ( const KeyValue < ShaderWarning : : Code , Map < StringName , Map < StringName , Usage > > * > & E : warnings_check_map2 ) {
for ( Map < StringName , Map < StringName , Usage > > : : Element * T = ( * E . value ) . front ( ) ; T ; T = T - > next ( ) ) {
for ( const KeyValue < StringName , Usage > & U : T - > get ( ) ) {
if ( ! U . value . used ) {
_add_warning ( E . key , U . value . decl_line , U . key ) ;
2021-06-29 11:34:54 +00:00
}
}
}
}
2021-08-09 20:13:42 +00:00
for ( const KeyValue < ShaderWarning : : Code , Map < StringName , Usage > * > & E : warnings_check_map ) {
for ( const Map < StringName , Usage > : : Element * U = ( * E . value ) . front ( ) ; U ; U = U - > next ( ) ) {
2021-01-01 15:04:47 +00:00
if ( ! U - > get ( ) . used ) {
2021-08-09 20:13:42 +00:00
_add_warning ( E . key , U - > get ( ) . decl_line , U - > key ( ) ) ;
2021-01-01 15:04:47 +00:00
}
}
}
}
List < ShaderWarning > : : Element * ShaderLanguage : : get_warnings_ptr ( ) {
return warnings . front ( ) ;
}
void ShaderLanguage : : enable_warning_checking ( bool p_enabled ) {
check_warnings = p_enabled ;
}
bool ShaderLanguage : : is_warning_checking_enabled ( ) const {
return check_warnings ;
}
void ShaderLanguage : : set_warning_flags ( uint32_t p_flags ) {
warning_flags = p_flags ;
}
uint32_t ShaderLanguage : : get_warning_flags ( ) const {
return warning_flags ;
}
# endif // DEBUG_ENABLED
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Error ShaderLanguage : : compile ( const String & p_code , const ShaderCompileInfo & p_info ) {
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clear ( ) ;
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code = p_code ;
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global_var_get_type_func = p_info . global_variable_type_func ;
varying_function_names = p_info . varying_function_names ;
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nodes = nullptr ;
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shader = alloc_node < ShaderNode > ( ) ;
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Error err = _parse_shader ( p_info . functions , p_info . render_modes , p_info . shader_types ) ;
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# ifdef DEBUG_ENABLED
if ( check_warnings ) {
_check_warning_accums ( ) ;
}
# endif // DEBUG_ENABLED
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if ( err ! = OK ) {
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return err ;
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}
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return OK ;
}
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Error ShaderLanguage : : complete ( const String & p_code , const ShaderCompileInfo & p_info , List < ScriptCodeCompletionOption > * r_options , String & r_call_hint ) {
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clear ( ) ;
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code = p_code ;
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varying_function_names = p_info . varying_function_names ;
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nodes = nullptr ;
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global_var_get_type_func = p_info . global_variable_type_func ;
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shader = alloc_node < ShaderNode > ( ) ;
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_parse_shader ( p_info . functions , p_info . render_modes , p_info . shader_types ) ;
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switch ( completion_type ) {
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case COMPLETION_NONE : {
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//do nothing
return OK ;
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} break ;
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case COMPLETION_SHADER_TYPE : {
for ( const String & shader_type : p_info . shader_types ) {
ScriptCodeCompletionOption option ( shader_type , ScriptCodeCompletionOption : : KIND_PLAIN_TEXT ) ;
r_options - > push_back ( option ) ;
}
return OK ;
} break ;
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case COMPLETION_RENDER_MODE : {
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for ( int i = 0 ; i < p_info . render_modes . size ( ) ; i + + ) {
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const ModeInfo & info = p_info . render_modes [ i ] ;
if ( ! info . options . is_empty ( ) ) {
bool found = false ;
for ( int j = 0 ; j < info . options . size ( ) ; j + + ) {
if ( shader - > render_modes . has ( String ( info . name ) + " _ " + String ( info . options [ j ] ) ) ) {
found = true ;
}
}
if ( ! found ) {
for ( int j = 0 ; j < info . options . size ( ) ; j + + ) {
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ScriptCodeCompletionOption option ( String ( info . name ) + " _ " + String ( info . options [ j ] ) , ScriptCodeCompletionOption : : KIND_PLAIN_TEXT ) ;
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r_options - > push_back ( option ) ;
}
}
} else {
const String name = String ( info . name ) ;
if ( ! shader - > render_modes . has ( name ) ) {
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ScriptCodeCompletionOption option ( name , ScriptCodeCompletionOption : : KIND_PLAIN_TEXT ) ;
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r_options - > push_back ( option ) ;
}
}
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}
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return OK ;
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} break ;
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case COMPLETION_STRUCT : {
if ( shader - > structs . has ( completion_struct ) ) {
StructNode * node = shader - > structs [ completion_struct ] . shader_struct ;
for ( int i = 0 ; i < node - > members . size ( ) ; i + + ) {
ScriptCodeCompletionOption option ( node - > members [ i ] - > name , ScriptCodeCompletionOption : : KIND_MEMBER ) ;
r_options - > push_back ( option ) ;
}
}
return OK ;
} break ;
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case COMPLETION_MAIN_FUNCTION : {
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for ( const KeyValue < StringName , FunctionInfo > & E : p_info . functions ) {
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if ( ! E . value . main_function ) {
continue ;
}
bool found = false ;
for ( int i = 0 ; i < shader - > functions . size ( ) ; i + + ) {
if ( shader - > functions [ i ] . name = = E . key ) {
found = true ;
break ;
}
}
if ( found ) {
continue ;
}
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ScriptCodeCompletionOption option ( E . key , ScriptCodeCompletionOption : : KIND_FUNCTION ) ;
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r_options - > push_back ( option ) ;
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}
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return OK ;
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} break ;
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case COMPLETION_IDENTIFIER :
case COMPLETION_FUNCTION_CALL : {
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bool comp_ident = completion_type = = COMPLETION_IDENTIFIER ;
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Map < String , ScriptCodeCompletionOption : : Kind > matches ;
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StringName skip_function ;
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BlockNode * block = completion_block ;
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2019-07-10 16:52:50 +00:00
if ( completion_class = = TAG_GLOBAL ) {
while ( block ) {
if ( comp_ident ) {
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for ( const KeyValue < StringName , BlockNode : : Variable > & E : block - > variables ) {
if ( E . value . line < completion_line ) {
matches . insert ( E . key , ScriptCodeCompletionOption : : KIND_VARIABLE ) ;
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}
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}
}
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if ( block - > parent_function ) {
if ( comp_ident ) {
for ( int i = 0 ; i < block - > parent_function - > arguments . size ( ) ; i + + ) {
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matches . insert ( block - > parent_function - > arguments [ i ] . name , ScriptCodeCompletionOption : : KIND_VARIABLE ) ;
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}
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}
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skip_function = block - > parent_function - > name ;
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}
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block = block - > parent_block ;
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}
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if ( comp_ident ) {
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if ( p_info . functions . has ( " global " ) ) {
for ( const KeyValue < StringName , BuiltInInfo > & E : p_info . functions [ " global " ] . built_ins ) {
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ScriptCodeCompletionOption : : Kind kind = ScriptCodeCompletionOption : : KIND_MEMBER ;
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if ( E . value . constant ) {
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kind = ScriptCodeCompletionOption : : KIND_CONSTANT ;
}
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matches . insert ( E . key , kind ) ;
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}
}
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if ( p_info . functions . has ( " constants " ) ) {
for ( const KeyValue < StringName , BuiltInInfo > & E : p_info . functions [ " constants " ] . built_ins ) {
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ScriptCodeCompletionOption : : Kind kind = ScriptCodeCompletionOption : : KIND_MEMBER ;
if ( E . value . constant ) {
kind = ScriptCodeCompletionOption : : KIND_CONSTANT ;
}
matches . insert ( E . key , kind ) ;
}
}
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if ( skip_function ! = StringName ( ) & & p_info . functions . has ( skip_function ) ) {
for ( const KeyValue < StringName , BuiltInInfo > & E : p_info . functions [ skip_function ] . built_ins ) {
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ScriptCodeCompletionOption : : Kind kind = ScriptCodeCompletionOption : : KIND_MEMBER ;
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if ( E . value . constant ) {
2020-03-19 18:26:35 +00:00
kind = ScriptCodeCompletionOption : : KIND_CONSTANT ;
}
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matches . insert ( E . key , kind ) ;
2019-07-10 16:52:50 +00:00
}
2019-07-06 04:03:17 +00:00
}
2016-10-07 14:31:18 +00:00
2022-01-13 16:49:43 +00:00
for ( const KeyValue < StringName , ShaderNode : : Constant > & E : shader - > constants ) {
matches . insert ( E . key , ScriptCodeCompletionOption : : KIND_CONSTANT ) ;
}
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for ( const KeyValue < StringName , ShaderNode : : Varying > & E : shader - > varyings ) {
matches . insert ( E . key , ScriptCodeCompletionOption : : KIND_VARIABLE ) ;
2019-07-10 16:52:50 +00:00
}
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for ( const KeyValue < StringName , ShaderNode : : Uniform > & E : shader - > uniforms ) {
matches . insert ( E . key , ScriptCodeCompletionOption : : KIND_MEMBER ) ;
2019-07-10 16:52:50 +00:00
}
2016-10-07 14:31:18 +00:00
}
2019-07-10 16:52:50 +00:00
for ( int i = 0 ; i < shader - > functions . size ( ) ; i + + ) {
2020-05-14 14:41:43 +00:00
if ( ! shader - > functions [ i ] . callable | | shader - > functions [ i ] . name = = skip_function ) {
2019-07-10 16:52:50 +00:00
continue ;
2020-05-14 14:41:43 +00:00
}
2019-07-10 16:52:50 +00:00
matches . insert ( String ( shader - > functions [ i ] . name ) , ScriptCodeCompletionOption : : KIND_FUNCTION ) ;
2016-10-07 14:31:18 +00:00
}
2019-07-10 16:52:50 +00:00
int idx = 0 ;
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bool low_end = RenderingServer : : get_singleton ( ) - > is_low_end ( ) ;
2016-10-07 14:31:18 +00:00
2020-10-13 08:53:06 +00:00
if ( stages & & stages - > has ( skip_function ) ) {
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for ( const KeyValue < StringName , StageFunctionInfo > & E : ( * stages ) [ skip_function ] . stage_functions ) {
matches . insert ( String ( E . key ) , ScriptCodeCompletionOption : : KIND_FUNCTION ) ;
2020-10-13 08:53:06 +00:00
}
}
2019-07-10 16:52:50 +00:00
while ( builtin_func_defs [ idx ] . name ) {
2020-01-23 09:41:21 +00:00
if ( low_end & & builtin_func_defs [ idx ] . high_end ) {
idx + + ;
continue ;
}
2019-07-10 16:52:50 +00:00
matches . insert ( String ( builtin_func_defs [ idx ] . name ) , ScriptCodeCompletionOption : : KIND_FUNCTION ) ;
idx + + ;
}
2016-10-07 14:31:18 +00:00
2019-07-10 16:52:50 +00:00
} else { // sub-class
int idx = 0 ;
2020-03-27 18:21:27 +00:00
bool low_end = RenderingServer : : get_singleton ( ) - > is_low_end ( ) ;
2019-07-10 16:52:50 +00:00
while ( builtin_func_defs [ idx ] . name ) {
2020-01-23 09:41:21 +00:00
if ( low_end & & builtin_func_defs [ idx ] . high_end ) {
idx + + ;
continue ;
}
2019-07-10 16:52:50 +00:00
if ( builtin_func_defs [ idx ] . tag = = completion_class ) {
matches . insert ( String ( builtin_func_defs [ idx ] . name ) , ScriptCodeCompletionOption : : KIND_FUNCTION ) ;
}
idx + + ;
}
2014-02-10 01:10:30 +00:00
}
2016-10-07 14:31:18 +00:00
2021-08-09 20:13:42 +00:00
for ( const KeyValue < String , ScriptCodeCompletionOption : : Kind > & E : matches ) {
ScriptCodeCompletionOption option ( E . key , E . value ) ;
if ( E . value = = ScriptCodeCompletionOption : : KIND_FUNCTION ) {
2019-07-06 04:03:17 +00:00
option . insert_text + = " ( " ;
}
r_options - > push_back ( option ) ;
2016-10-07 14:31:18 +00:00
}
return OK ;
2014-02-10 01:10:30 +00:00
} break ;
2016-10-07 14:31:18 +00:00
case COMPLETION_CALL_ARGUMENTS : {
2020-10-13 08:53:06 +00:00
StringName block_function ;
BlockNode * block = completion_block ;
while ( block ) {
if ( block - > parent_function ) {
block_function = block - > parent_function - > name ;
}
block = block - > parent_block ;
}
2017-03-05 15:44:50 +00:00
for ( int i = 0 ; i < shader - > functions . size ( ) ; i + + ) {
2020-05-14 14:41:43 +00:00
if ( ! shader - > functions [ i ] . callable ) {
2016-10-07 14:31:18 +00:00
continue ;
2020-05-14 14:41:43 +00:00
}
2017-03-05 15:44:50 +00:00
if ( shader - > functions [ i ] . name = = completion_function ) {
2016-10-07 14:31:18 +00:00
String calltip ;
2014-02-10 01:10:30 +00:00
2017-03-05 15:44:50 +00:00
calltip + = get_datatype_name ( shader - > functions [ i ] . function - > return_type ) ;
2021-05-21 16:16:23 +00:00
if ( shader - > functions [ i ] . function - > return_array_size > 0 ) {
calltip + = " [ " ;
calltip + = itos ( shader - > functions [ i ] . function - > return_array_size ) ;
calltip + = " ] " ;
}
2017-03-05 15:44:50 +00:00
calltip + = " " ;
calltip + = shader - > functions [ i ] . name ;
calltip + = " ( " ;
2014-02-10 01:10:30 +00:00
2017-03-05 15:44:50 +00:00
for ( int j = 0 ; j < shader - > functions [ i ] . function - > arguments . size ( ) ; j + + ) {
2020-05-14 14:41:43 +00:00
if ( j > 0 ) {
2017-03-05 15:44:50 +00:00
calltip + = " , " ;
2020-05-14 14:41:43 +00:00
} else {
2017-03-05 15:44:50 +00:00
calltip + = " " ;
2020-05-14 14:41:43 +00:00
}
2014-02-10 01:10:30 +00:00
2017-03-05 15:44:50 +00:00
if ( j = = completion_argument ) {
2020-07-27 10:43:20 +00:00
calltip + = char32_t ( 0xFFFF ) ;
2016-10-07 14:31:18 +00:00
}
2014-02-10 01:10:30 +00:00
2020-07-01 08:55:49 +00:00
if ( shader - > functions [ i ] . function - > arguments [ j ] . is_const ) {
calltip + = " const " ;
}
2020-03-18 12:43:05 +00:00
if ( shader - > functions [ i ] . function - > arguments [ j ] . qualifier ! = ArgumentQualifier : : ARGUMENT_QUALIFIER_IN ) {
if ( shader - > functions [ i ] . function - > arguments [ j ] . qualifier = = ArgumentQualifier : : ARGUMENT_QUALIFIER_OUT ) {
calltip + = " out " ;
} else { // ArgumentQualifier::ARGUMENT_QUALIFIER_INOUT
calltip + = " inout " ;
}
}
2017-03-05 15:44:50 +00:00
calltip + = get_datatype_name ( shader - > functions [ i ] . function - > arguments [ j ] . type ) ;
calltip + = " " ;
calltip + = shader - > functions [ i ] . function - > arguments [ j ] . name ;
2014-02-10 01:10:30 +00:00
2021-05-21 16:16:23 +00:00
if ( shader - > functions [ i ] . function - > arguments [ j ] . array_size > 0 ) {
calltip + = " [ " ;
calltip + = itos ( shader - > functions [ i ] . function - > arguments [ j ] . array_size ) ;
calltip + = " ] " ;
}
2017-03-05 15:44:50 +00:00
if ( j = = completion_argument ) {
2020-07-27 10:43:20 +00:00
calltip + = char32_t ( 0xFFFF ) ;
2016-10-07 14:31:18 +00:00
}
}
2014-02-10 01:10:30 +00:00
2020-05-14 14:41:43 +00:00
if ( shader - > functions [ i ] . function - > arguments . size ( ) ) {
2017-03-05 15:44:50 +00:00
calltip + = " " ;
2020-05-14 14:41:43 +00:00
}
2017-03-05 15:44:50 +00:00
calltip + = " ) " ;
2014-02-10 01:10:30 +00:00
2017-03-05 15:44:50 +00:00
r_call_hint = calltip ;
2016-10-07 14:31:18 +00:00
return OK ;
}
}
2015-03-10 03:53:09 +00:00
2017-03-05 15:44:50 +00:00
int idx = 0 ;
2014-02-10 01:10:30 +00:00
2016-10-07 14:31:18 +00:00
String calltip ;
2020-03-27 18:21:27 +00:00
bool low_end = RenderingServer : : get_singleton ( ) - > is_low_end ( ) ;
2014-02-10 01:10:30 +00:00
2020-10-13 08:53:06 +00:00
if ( stages & & stages - > has ( block_function ) ) {
2021-08-09 20:13:42 +00:00
for ( const KeyValue < StringName , StageFunctionInfo > & E : ( * stages ) [ block_function ] . stage_functions ) {
if ( completion_function = = E . key ) {
calltip + = get_datatype_name ( E . value . return_type ) ;
2020-10-13 08:53:06 +00:00
calltip + = " " ;
2021-08-09 20:13:42 +00:00
calltip + = E . key ;
2020-10-13 08:53:06 +00:00
calltip + = " ( " ;
2021-08-09 20:13:42 +00:00
for ( int i = 0 ; i < E . value . arguments . size ( ) ; i + + ) {
2020-10-13 08:53:06 +00:00
if ( i > 0 ) {
calltip + = " , " ;
} else {
calltip + = " " ;
}
if ( i = = completion_argument ) {
calltip + = char32_t ( 0xFFFF ) ;
}
2021-08-09 20:13:42 +00:00
calltip + = get_datatype_name ( E . value . arguments [ i ] . type ) ;
2020-10-13 08:53:06 +00:00
calltip + = " " ;
2021-08-09 20:13:42 +00:00
calltip + = E . value . arguments [ i ] . name ;
2020-10-13 08:53:06 +00:00
if ( i = = completion_argument ) {
calltip + = char32_t ( 0xFFFF ) ;
}
}
2021-08-09 20:13:42 +00:00
if ( E . value . arguments . size ( ) ) {
2020-10-13 08:53:06 +00:00
calltip + = " " ;
}
calltip + = " ) " ;
r_call_hint = calltip ;
return OK ;
}
}
}
2016-10-07 14:31:18 +00:00
while ( builtin_func_defs [ idx ] . name ) {
2020-01-23 09:41:21 +00:00
if ( low_end & & builtin_func_defs [ idx ] . high_end ) {
idx + + ;
continue ;
}
2020-03-18 12:43:05 +00:00
int idx2 = 0 ;
2021-10-13 09:49:57 +00:00
Set < int > out_args ;
2020-03-18 12:43:05 +00:00
while ( builtin_func_out_args [ idx2 ] . name ! = nullptr ) {
if ( builtin_func_out_args [ idx2 ] . name = = builtin_func_defs [ idx ] . name ) {
2021-10-13 09:49:57 +00:00
for ( int i = 0 ; i < BuiltinFuncOutArgs : : MAX_ARGS ; i + + ) {
int arg = builtin_func_out_args [ idx2 ] . arguments [ i ] ;
if ( arg = = - 1 ) {
break ;
}
out_args . insert ( arg ) ;
}
2020-03-18 12:43:05 +00:00
break ;
}
idx2 + + ;
}
2017-03-05 15:44:50 +00:00
if ( completion_function = = builtin_func_defs [ idx ] . name ) {
2019-07-10 16:52:50 +00:00
if ( builtin_func_defs [ idx ] . tag ! = completion_class ) {
idx + + ;
continue ;
}
2020-05-14 14:41:43 +00:00
if ( calltip . length ( ) ) {
2017-03-05 15:44:50 +00:00
calltip + = " \n " ;
2020-05-14 14:41:43 +00:00
}
2016-10-07 14:31:18 +00:00
2017-03-05 15:44:50 +00:00
calltip + = get_datatype_name ( builtin_func_defs [ idx ] . rettype ) ;
calltip + = " " ;
calltip + = builtin_func_defs [ idx ] . name ;
calltip + = " ( " ;
2016-10-07 14:31:18 +00:00
2017-03-05 15:44:50 +00:00
bool found_arg = false ;
2020-10-13 08:53:06 +00:00
for ( int i = 0 ; i < BuiltinFuncDef : : MAX_ARGS - 1 ; i + + ) {
2020-05-14 14:41:43 +00:00
if ( builtin_func_defs [ idx ] . args [ i ] = = TYPE_VOID ) {
2016-10-07 14:31:18 +00:00
break ;
2020-05-14 14:41:43 +00:00
}
2016-10-07 14:31:18 +00:00
2020-05-14 14:41:43 +00:00
if ( i > 0 ) {
2017-03-05 15:44:50 +00:00
calltip + = " , " ;
2020-05-14 14:41:43 +00:00
} else {
2017-03-05 15:44:50 +00:00
calltip + = " " ;
2020-05-14 14:41:43 +00:00
}
2016-10-07 14:31:18 +00:00
2017-03-05 15:44:50 +00:00
if ( i = = completion_argument ) {
2020-07-27 10:43:20 +00:00
calltip + = char32_t ( 0xFFFF ) ;
2016-10-07 14:31:18 +00:00
}
2021-10-13 09:49:57 +00:00
if ( out_args . has ( i ) ) {
2020-03-18 12:43:05 +00:00
calltip + = " out " ;
}
2017-03-05 15:44:50 +00:00
calltip + = get_datatype_name ( builtin_func_defs [ idx ] . args [ i ] ) ;
2016-10-07 14:31:18 +00:00
2021-08-08 11:49:59 +00:00
String arg_name = ( String ) builtin_func_defs [ idx ] . args_names [ i ] ;
if ( ! arg_name . is_empty ( ) ) {
calltip + = " " ;
calltip + = arg_name ;
}
2017-03-05 15:44:50 +00:00
if ( i = = completion_argument ) {
2020-07-27 10:43:20 +00:00
calltip + = char32_t ( 0xFFFF ) ;
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}
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found_arg = true ;
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}
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if ( found_arg ) {
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calltip + = " " ;
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}
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calltip + = " ) " ;
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}
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idx + + ;
}
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r_call_hint = calltip ;
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return OK ;
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} break ;
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case COMPLETION_INDEX : {
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const char colv [ 4 ] = { ' r ' , ' g ' , ' b ' , ' a ' } ;
const char coordv [ 4 ] = { ' x ' , ' y ' , ' z ' , ' w ' } ;
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const char coordt [ 4 ] = { ' s ' , ' t ' , ' p ' , ' q ' } ;
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int limit = 0 ;
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switch ( completion_base ) {
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case TYPE_BVEC2 :
case TYPE_IVEC2 :
case TYPE_UVEC2 :
case TYPE_VEC2 : {
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limit = 2 ;
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} break ;
case TYPE_BVEC3 :
case TYPE_IVEC3 :
case TYPE_UVEC3 :
case TYPE_VEC3 : {
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limit = 3 ;
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} break ;
case TYPE_BVEC4 :
case TYPE_IVEC4 :
case TYPE_UVEC4 :
case TYPE_VEC4 : {
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limit = 4 ;
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} break ;
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default : {
}
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}
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for ( int i = 0 ; i < limit ; i + + ) {
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r_options - > push_back ( ScriptCodeCompletionOption ( String : : chr ( colv [ i ] ) , ScriptCodeCompletionOption : : KIND_PLAIN_TEXT ) ) ;
r_options - > push_back ( ScriptCodeCompletionOption ( String : : chr ( coordv [ i ] ) , ScriptCodeCompletionOption : : KIND_PLAIN_TEXT ) ) ;
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r_options - > push_back ( ScriptCodeCompletionOption ( String : : chr ( coordt [ i ] ) , ScriptCodeCompletionOption : : KIND_PLAIN_TEXT ) ) ;
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}
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} break ;
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case COMPLETION_HINT : {
if ( completion_base = = DataType : : TYPE_VEC4 ) {
ScriptCodeCompletionOption option ( " hint_color " , ScriptCodeCompletionOption : : KIND_PLAIN_TEXT ) ;
r_options - > push_back ( option ) ;
} else if ( ( completion_base = = DataType : : TYPE_INT | | completion_base = = DataType : : TYPE_FLOAT ) & & ! completion_base_array ) {
ScriptCodeCompletionOption option ( " hint_range " , ScriptCodeCompletionOption : : KIND_PLAIN_TEXT ) ;
if ( completion_base = = DataType : : TYPE_INT ) {
option . insert_text = " hint_range(0, 100, 1) " ;
} else {
option . insert_text = " hint_range(0.0, 1.0, 0.1) " ;
}
r_options - > push_back ( option ) ;
} else if ( ( int ( completion_base ) > int ( TYPE_MAT4 ) & & int ( completion_base ) < int ( TYPE_STRUCT ) ) & & ! completion_base_array ) {
static Vector < String > options ;
if ( options . is_empty ( ) ) {
options . push_back ( " filter_linear " ) ;
options . push_back ( " filter_linear_mipmap " ) ;
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options . push_back ( " filter_linear_mipmap_anisotropic " ) ;
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options . push_back ( " filter_nearest " ) ;
options . push_back ( " filter_nearest_mipmap " ) ;
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options . push_back ( " filter_nearest_mipmap_anisotropic " ) ;
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options . push_back ( " hint_albedo " ) ;
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options . push_back ( " hint_anisotropy " ) ;
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options . push_back ( " hint_black " ) ;
options . push_back ( " hint_black_albedo " ) ;
options . push_back ( " hint_normal " ) ;
options . push_back ( " hint_roughness_a " ) ;
options . push_back ( " hint_roughness_b " ) ;
options . push_back ( " hint_roughness_g " ) ;
options . push_back ( " hint_roughness_gray " ) ;
options . push_back ( " hint_roughness_normal " ) ;
options . push_back ( " hint_roughness_r " ) ;
options . push_back ( " hint_white " ) ;
options . push_back ( " repeat_enable " ) ;
options . push_back ( " repeat_disable " ) ;
}
for ( int i = 0 ; i < options . size ( ) ; i + + ) {
ScriptCodeCompletionOption option ( options [ i ] , ScriptCodeCompletionOption : : KIND_PLAIN_TEXT ) ;
r_options - > push_back ( option ) ;
}
}
if ( ! completion_base_array ) {
ScriptCodeCompletionOption option ( " instance_index " , ScriptCodeCompletionOption : : KIND_PLAIN_TEXT ) ;
option . insert_text = " instance_index(0) " ;
r_options - > push_back ( option ) ;
}
} break ;
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}
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return ERR_PARSE_ERROR ;
}
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String ShaderLanguage : : get_error_text ( ) {
return error_str ;
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}
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int ShaderLanguage : : get_error_line ( ) {
return error_line ;
}
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ShaderLanguage : : ShaderNode * ShaderLanguage : : get_shader ( ) {
return shader ;
}
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ShaderLanguage : : ShaderLanguage ( ) {
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nodes = nullptr ;
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completion_class = TAG_GLOBAL ;
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# ifdef DEBUG_ENABLED
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warnings_check_map . insert ( ShaderWarning : : UNUSED_CONSTANT , & used_constants ) ;
warnings_check_map . insert ( ShaderWarning : : UNUSED_FUNCTION , & used_functions ) ;
warnings_check_map . insert ( ShaderWarning : : UNUSED_STRUCT , & used_structs ) ;
warnings_check_map . insert ( ShaderWarning : : UNUSED_UNIFORM , & used_uniforms ) ;
warnings_check_map . insert ( ShaderWarning : : UNUSED_VARYING , & used_varyings ) ;
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warnings_check_map2 . insert ( ShaderWarning : : UNUSED_LOCAL_VARIABLE , & used_local_vars ) ;
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# endif // DEBUG_ENABLED
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}
ShaderLanguage : : ~ ShaderLanguage ( ) {
clear ( ) ;
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}