3905 lines
102 KiB
C++
3905 lines
102 KiB
C++
/*************************************************************************/
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/* shader_language.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* http://www.godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2016 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "shader_language.h"
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#include "print_string.h"
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#include "os/os.h"
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static bool _is_text_char(CharType 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(CharType c) {
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return (c>='0' && c<='9');
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}
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static bool _is_hex(CharType 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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"<=",
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">",
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">=",
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"&&",
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"||",
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"!",
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"-",
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"+",
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"-",
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"*",
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"/",
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"%",
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"<<",
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">>",
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"=",
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"+=",
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"-=",
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"*=",
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"/=",
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"%=",
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"<<=",
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">>=",
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"&=",
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"|=",
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"^=",
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"&",
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"|",
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"^",
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"~",
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"++"
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"--",
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"()",
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"construct"};
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return op_names[p_op];
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}
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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",
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"FALSE",
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"REAL_CONSTANT",
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"INT_CONSTANT",
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"TYPE_VOID",
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"TYPE_BOOL",
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"TYPE_BVEC2",
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"TYPE_BVEC3",
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"TYPE_BVEC4",
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"TYPE_INT",
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"TYPE_IVEC2",
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"TYPE_IVEC3",
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"TYPE_IVEC4",
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"TYPE_UINT",
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"TYPE_UVEC2",
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"TYPE_UVEC3",
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"TYPE_UVEC4",
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"TYPE_FLOAT",
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"TYPE_VEC2",
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"TYPE_VEC3",
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"TYPE_VEC4",
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"TYPE_MAT2",
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"TYPE_MAT3",
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"TYPE_MAT4",
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"TYPE_SAMPLER2D",
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"TYPE_ISAMPLER2D",
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"TYPE_USAMPLER2D",
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"TYPE_SAMPLERCUBE",
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"PRECISION_LOW",
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"PRECISION_MID",
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"PRECISION_HIGH",
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"OP_EQUAL",
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"OP_NOT_EQUAL",
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"OP_LESS",
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"OP_LESS_EQUAL",
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"OP_GREATER",
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"OP_GREATER_EQUAL",
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"OP_AND",
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"OP_OR",
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"OP_NOT",
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"OP_ADD",
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"OP_SUB",
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"OP_MUL",
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"OP_DIV",
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"OP_MOD",
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"OP_SHIFT_LEFT",
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"OP_SHIFT_RIGHT",
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"OP_ASSIGN",
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"OP_ASSIGN_ADD",
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"OP_ASSIGN_SUB",
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"OP_ASSIGN_MUL",
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"OP_ASSIGN_DIV",
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"OP_ASSIGN_MOD",
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"OP_ASSIGN_SHIFT_LEFT",
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"OP_ASSIGN_SHIFT_RIGHT",
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"OP_ASSIGN_BIT_AND",
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"OP_ASSIGN_BIT_OR",
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"OP_ASSIGN_BIT_XOR",
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"OP_BIT_AND",
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"OP_BIT_OR",
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"OP_BIT_XOR",
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"OP_BIT_INVERT",
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"OP_INCREMENT",
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"OP_DECREMENT",
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"CF_IF",
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"CF_ELSE",
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"CF_FOR",
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"CF_WHILE",
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"CF_DO",
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"CF_SWITCH",
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"CF_CASE",
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"CF_BREAK",
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"CF_CONTINUE",
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"CF_RETURN",
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"BRACKET_OPEN",
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"BRACKET_CLOSE",
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"CURLY_BRACKET_OPEN",
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"CURLY_BRACKET_CLOSE",
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"PARENTHESIS_OPEN",
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"PARENTHESIS_CLOSE",
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"QUESTION",
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"COMMA",
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"COLON",
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"SEMICOLON",
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"PERIOD",
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"UNIFORM",
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"VARYING",
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"RENDER_MODE",
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"HINT_WHITE_TEXTURE",
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"HINT_BLACK_TEXTURE",
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"HINT_NORMAL_TEXTURE",
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"HINT_ANISO_TEXTURE",
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"HINT_ALBEDO_TEXTURE",
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"HINT_BLACK_ALBEDO_TEXTURE",
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"HINT_COLOR",
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"HINT_RANGE",
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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.type==TK_INT_CONSTANT || p_token.type==TK_REAL_CONSTANT) {
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name+="("+rtos(p_token.constant)+")";
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} else if (p_token.type==TK_IDENTIFIER) {
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name+="("+String(p_token.text)+")";
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} else if (p_token.type==TK_ERROR) {
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name+="("+String(p_token.text)+")";
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}
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return name;
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}
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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;
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tk.text=p_text;
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tk.line=tk_line;
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if (tk.type==TK_ERROR) {
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_set_error(p_text);
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}
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return tk;
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}
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const ShaderLanguage::KeyWord ShaderLanguage::keyword_list[]={
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{TK_TRUE,"true"},
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{TK_FALSE,"false"},
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{TK_TYPE_VOID,"void"},
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{TK_TYPE_BOOL,"bool"},
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{TK_TYPE_BVEC2,"bvec2"},
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{TK_TYPE_BVEC3,"bvec3"},
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{TK_TYPE_BVEC4,"bvec4"},
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{TK_TYPE_INT,"int"},
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{TK_TYPE_IVEC2,"ivec2"},
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{TK_TYPE_IVEC3,"ivec3"},
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{TK_TYPE_IVEC4,"ivec4"},
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{TK_TYPE_UINT,"uint"},
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{TK_TYPE_UVEC2,"uvec2"},
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{TK_TYPE_UVEC3,"uvec3"},
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{TK_TYPE_UVEC4,"uvec4"},
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{TK_TYPE_FLOAT,"float"},
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{TK_TYPE_VEC2,"vec2"},
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{TK_TYPE_VEC3,"vec3"},
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{TK_TYPE_VEC4,"vec4"},
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{TK_TYPE_MAT2,"mat2"},
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{TK_TYPE_MAT3,"mat3"},
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{TK_TYPE_MAT4,"mat4"},
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{TK_TYPE_SAMPLER2D,"sampler2D"},
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{TK_TYPE_ISAMPLER2D,"isampler2D"},
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{TK_TYPE_USAMPLER2D,"usampler2D"},
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{TK_TYPE_SAMPLERCUBE,"samplerCube"},
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{TK_PRECISION_LOW,"lowp"},
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{TK_PRECISION_MID,"mediump"},
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{TK_PRECISION_HIGH,"highp"},
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{TK_CF_IF,"if"},
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{TK_CF_ELSE,"else"},
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{TK_CF_FOR,"for"},
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{TK_CF_WHILE,"while"},
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{TK_CF_DO,"do"},
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{TK_CF_SWITCH,"switch"},
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{TK_CF_CASE,"case"},
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{TK_CF_BREAK,"break"},
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{TK_CF_CONTINUE,"continue"},
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{TK_CF_RETURN,"return"},
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{TK_UNIFORM,"uniform"},
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{TK_VARYING,"varying"},
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{TK_RENDER_MODE,"render_mode"},
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{TK_HINT_WHITE_TEXTURE,"hint_white"},
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{TK_HINT_BLACK_TEXTURE,"hint_black"},
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{TK_HINT_NORMAL_TEXTURE,"hint_normal"},
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{TK_HINT_ANISO_TEXTURE,"hint_aniso"},
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{TK_HINT_ALBEDO_TEXTURE,"hint_albedo"},
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{TK_HINT_BLACK_ALBEDO_TEXTURE,"hint_black_albedo"},
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{TK_HINT_COLOR,"hint_color"},
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{TK_HINT_RANGE,"hint_range"},
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{TK_ERROR,NULL}
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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]:CharType(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:
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return _make_token(TK_EOF);
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case 0xFFFF:
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return _make_token(TK_CURSOR); //for completion
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case '\t':
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case '\r':
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case ' ':
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continue;
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case '\n':
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tk_line++;
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continue;
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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) {
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if (GETCHAR(0)==0) {
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return _make_token(TK_EOF);
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} if (GETCHAR(0)=='*' && GETCHAR(1)=='/') {
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char_idx+=2;
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break;
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} if (GETCHAR(0)=='\n') {
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tk_line++;
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}
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char_idx++;
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}
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} break;
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case '/': { // line comment skip
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while(true) {
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if (GETCHAR(0)=='\n') {
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char_idx++;
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break;
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}
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if (GETCHAR(0)==0) {
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return _make_token(TK_EOF);
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}
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char_idx++;
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}
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} break;
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case '=': { // diveq
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char_idx++;
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return _make_token(TK_OP_ASSIGN_DIV);
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} break;
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default:
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return _make_token(TK_OP_DIV);
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}
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continue; //a comment, continue to next token
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} break;
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case '=': {
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if (GETCHAR(0)=='=') {
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char_idx++;
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return _make_token(TK_OP_EQUAL);
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}
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return _make_token(TK_OP_ASSIGN);
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} break;
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case '<': {
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if (GETCHAR(0)=='=') {
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char_idx++;
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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++;
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return _make_token(TK_OP_ASSIGN_SHIFT_LEFT);
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}
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return _make_token(TK_OP_SHIFT_LEFT);
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}
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return _make_token(TK_OP_LESS);
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} break;
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case '>': {
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if (GETCHAR(0)=='=') {
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char_idx++;
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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++;
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return _make_token(TK_OP_ASSIGN_SHIFT_RIGHT);
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}
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return _make_token(TK_OP_SHIFT_RIGHT);
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}
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return _make_token(TK_OP_GREATER);
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} break;
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case '!': {
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if (GETCHAR(0)=='=') {
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char_idx++;
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return _make_token(TK_OP_NOT_EQUAL);
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}
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return _make_token(TK_OP_NOT);
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} break;
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//case '"' //string - no strings in shader
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//case '\'' //string - no strings in shader
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case '{':
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return _make_token(TK_CURLY_BRACKET_OPEN);
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case '}':
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return _make_token(TK_CURLY_BRACKET_CLOSE);
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case '[':
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return _make_token(TK_BRACKET_OPEN);
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case ']':
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return _make_token(TK_BRACKET_CLOSE);
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case '(':
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return _make_token(TK_PARENTHESIS_OPEN);
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case ')':
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return _make_token(TK_PARENTHESIS_CLOSE);
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case ',':
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return _make_token(TK_COMMA);
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case ';':
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return _make_token(TK_SEMICOLON);
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case '?':
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return _make_token(TK_QUESTION);
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case ':':
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return _make_token(TK_COLON);
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case '^':
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return _make_token(TK_OP_BIT_XOR);
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case '~':
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return _make_token(TK_OP_BIT_INVERT);
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case '&': {
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if (GETCHAR(0)=='=') {
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char_idx++;
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return _make_token(TK_OP_ASSIGN_BIT_AND);
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} else if (GETCHAR(0)=='&') {
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char_idx++;
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return _make_token(TK_OP_AND);
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}
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return _make_token(TK_OP_BIT_AND);
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} break;
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case '|': {
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if (GETCHAR(0)=='=') {
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char_idx++;
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return _make_token(TK_OP_ASSIGN_BIT_OR);
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} else if (GETCHAR(0)=='|') {
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char_idx++;
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return _make_token(TK_OP_OR);
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}
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return _make_token(TK_OP_BIT_OR);
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} break;
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case '*': {
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if (GETCHAR(0)=='=') {
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char_idx++;
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return _make_token(TK_OP_ASSIGN_MUL);
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}
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return _make_token(TK_OP_MUL);
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} break;
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case '+': {
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if (GETCHAR(0)=='=') {
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char_idx++;
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return _make_token(TK_OP_ASSIGN_ADD);
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} else if (GETCHAR(0)=='+') {
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char_idx++;
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return _make_token(TK_OP_INCREMENT);
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}
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return _make_token(TK_OP_ADD);
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} break;
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case '-': {
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if (GETCHAR(0)=='=') {
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char_idx++;
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return _make_token(TK_OP_ASSIGN_SUB);
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}else if (GETCHAR(0)=='-') {
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char_idx++;
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return _make_token(TK_OP_DECREMENT);
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}
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return _make_token(TK_OP_SUB);
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} break;
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case '%': {
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if (GETCHAR(0)=='=') {
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char_idx++;
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return _make_token(TK_OP_ASSIGN_MOD);
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}
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return _make_token(TK_OP_MOD);
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} break;
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default: {
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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 period_found=false;
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bool exponent_found=false;
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bool hexa_found=false;
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bool sign_found=false;
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bool minus_exponent_found=false;
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String str;
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int i=0;
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while(true) {
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if (GETCHAR(i)=='.') {
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if (period_found || exponent_found)
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return _make_token(TK_ERROR,"Invalid numeric constant");
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period_found=true;
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} else if (GETCHAR(i)=='x') {
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if (hexa_found || str.length()!=1 || str[0]!='0')
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return _make_token(TK_ERROR,"Invalid numeric constant");
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hexa_found=true;
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} else if (GETCHAR(i)=='e') {
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if (hexa_found || exponent_found)
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return _make_token(TK_ERROR,"Invalid numeric constant");
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exponent_found=true;
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} else if (_is_number(GETCHAR(i))) {
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//all ok
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} else if (hexa_found && _is_hex(GETCHAR(i))) {
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} else if ((GETCHAR(i)=='-' || GETCHAR(i)=='+') && exponent_found) {
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if (sign_found)
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return _make_token(TK_ERROR,"Invalid numeric constant");
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sign_found=true;
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if (GETCHAR(i)=='-')
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minus_exponent_found=true;
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} else
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break;
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str+=CharType(GETCHAR(i));
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i++;
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}
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|
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if (!_is_number(str[str.length()-1]))
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return _make_token(TK_ERROR,"Invalid 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 || minus_exponent_found)
|
|
tk.type=TK_REAL_CONSTANT;
|
|
else
|
|
tk.type=TK_INT_CONSTANT;
|
|
|
|
if (!str.is_valid_float()) {
|
|
return _make_token(TK_ERROR,"Invalid numeric constant");
|
|
}
|
|
|
|
tk.constant=str.to_double();
|
|
tk.line=tk_line;
|
|
|
|
return tk;
|
|
|
|
}
|
|
|
|
if (GETCHAR(0)=='.') {
|
|
//parse period
|
|
char_idx++;
|
|
return _make_token(TK_PERIOD);
|
|
}
|
|
|
|
if (_is_text_char(GETCHAR(0))) {
|
|
// parse identifier
|
|
String str;
|
|
|
|
while(_is_text_char(GETCHAR(0))) {
|
|
|
|
str+=CharType(GETCHAR(0));
|
|
char_idx++;
|
|
}
|
|
|
|
//see if keyword
|
|
//should be converted to a static map
|
|
int idx=0;
|
|
|
|
while(keyword_list[idx].text) {
|
|
|
|
if (str==keyword_list[idx].text) {
|
|
|
|
return _make_token(keyword_list[idx].token);
|
|
}
|
|
idx++;
|
|
}
|
|
|
|
|
|
return _make_token(TK_IDENTIFIER,str);
|
|
}
|
|
|
|
if (GETCHAR(0)>32)
|
|
return _make_token(TK_ERROR,"Tokenizer: Unknown character #"+itos(GETCHAR(0))+": '"+String::chr(GETCHAR(0))+"'");
|
|
else
|
|
return _make_token(TK_ERROR,"Tokenizer: Unknown character #"+itos(GETCHAR(0)));
|
|
|
|
} break;
|
|
}
|
|
}
|
|
ERR_PRINT("BUG");
|
|
return Token();
|
|
}
|
|
|
|
|
|
String ShaderLanguage::token_debug(const String& p_code) {
|
|
|
|
clear();
|
|
|
|
code=p_code;
|
|
|
|
String output;
|
|
|
|
Token tk = _get_token();
|
|
while(tk.type!=TK_EOF && tk.type!=TK_ERROR) {
|
|
|
|
output+=itos(tk_line)+": "+get_token_text(tk)+"\n";
|
|
tk = _get_token();
|
|
}
|
|
|
|
return output;
|
|
|
|
}
|
|
|
|
bool ShaderLanguage::is_token_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 ||
|
|
p_type==TK_TYPE_SAMPLER2D ||
|
|
p_type==TK_TYPE_ISAMPLER2D ||
|
|
p_type==TK_TYPE_USAMPLER2D ||
|
|
p_type==TK_TYPE_SAMPLERCUBE );
|
|
|
|
}
|
|
|
|
ShaderLanguage::DataType ShaderLanguage::get_token_datatype(TokenType p_type) {
|
|
|
|
return DataType(p_type-TK_TYPE_VOID);
|
|
}
|
|
|
|
|
|
bool ShaderLanguage::is_token_precision(TokenType p_type) {
|
|
|
|
return (
|
|
p_type==TK_PRECISION_LOW ||
|
|
p_type==TK_PRECISION_MID ||
|
|
p_type==TK_PRECISION_HIGH );
|
|
|
|
}
|
|
|
|
ShaderLanguage::DataPrecision ShaderLanguage::get_token_precision(TokenType p_type) {
|
|
|
|
if (p_type==TK_PRECISION_LOW)
|
|
return PRECISION_LOWP;
|
|
else if (p_type==TK_PRECISION_HIGH)
|
|
return PRECISION_HIGHP;
|
|
else
|
|
return PRECISION_MEDIUMP;
|
|
}
|
|
|
|
|
|
String ShaderLanguage::get_datatype_name(DataType p_type) {
|
|
|
|
switch(p_type) {
|
|
|
|
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_SAMPLERCUBE: return "samplerCube";
|
|
}
|
|
|
|
return "";
|
|
}
|
|
|
|
|
|
bool ShaderLanguage::is_token_nonvoid_datatype(TokenType p_type) {
|
|
|
|
return is_token_datatype(p_type) && p_type!=TK_TYPE_VOID;
|
|
|
|
}
|
|
|
|
|
|
void ShaderLanguage::clear() {
|
|
|
|
current_function=StringName();
|
|
|
|
completion_type=COMPLETION_NONE;
|
|
completion_block=NULL;
|
|
completion_function=StringName();
|
|
|
|
error_line=0;
|
|
tk_line=1;
|
|
char_idx=0;
|
|
error_set=false;
|
|
error_str="";
|
|
while(nodes) {
|
|
Node *n = nodes;
|
|
nodes=nodes->next;
|
|
memdelete(n);
|
|
}
|
|
|
|
}
|
|
|
|
|
|
bool ShaderLanguage::_find_identifier(const BlockNode* p_block,const Map<StringName, DataType> &p_builtin_types,const StringName& p_identifier, DataType *r_data_type, IdentifierType *r_type) {
|
|
|
|
|
|
if (p_builtin_types.has(p_identifier)) {
|
|
|
|
if (r_data_type) {
|
|
*r_data_type=p_builtin_types[p_identifier];
|
|
}
|
|
if (r_type) {
|
|
*r_type=IDENTIFIER_BUILTIN_VAR;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
FunctionNode *function=NULL;
|
|
|
|
while(p_block) {
|
|
|
|
if (p_block->variables.has(p_identifier)) {
|
|
if (r_data_type) {
|
|
*r_data_type=p_block->variables[p_identifier].type;
|
|
}
|
|
if (r_type) {
|
|
*r_type=IDENTIFIER_LOCAL_VAR;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
if (p_block->parent_function) {
|
|
function=p_block->parent_function;
|
|
break;
|
|
} else {
|
|
ERR_FAIL_COND_V(!p_block->parent_block,false);
|
|
p_block=p_block->parent_block;
|
|
}
|
|
}
|
|
|
|
if (function) {
|
|
for(int i=0;i<function->arguments.size();i++) {
|
|
if (function->arguments[i].name==p_identifier) {
|
|
if (r_data_type) {
|
|
*r_data_type=function->arguments[i].type;
|
|
}
|
|
if (r_type) {
|
|
*r_type=IDENTIFIER_FUNCTION_ARGUMENT;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
if (shader->varyings.has(p_identifier)) {
|
|
if (r_data_type) {
|
|
*r_data_type=shader->varyings[p_identifier].type;
|
|
}
|
|
if (r_type) {
|
|
*r_type=IDENTIFIER_VARYING;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
if (shader->uniforms.has(p_identifier)) {
|
|
if (r_data_type) {
|
|
*r_data_type=shader->uniforms[p_identifier].type;
|
|
}
|
|
if (r_type) {
|
|
*r_type=IDENTIFIER_UNIFORM;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
for(int i=0;i<shader->functions.size();i++) {
|
|
|
|
if (!shader->functions[i].callable)
|
|
continue;
|
|
|
|
if (shader->functions[i].name==p_identifier) {
|
|
if (r_data_type) {
|
|
*r_data_type=shader->functions[i].function->return_type;
|
|
}
|
|
if (r_type) {
|
|
*r_type=IDENTIFIER_FUNCTION;
|
|
}
|
|
}
|
|
}
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
|
|
bool ShaderLanguage::_validate_operator(OperatorNode *p_op,DataType *r_ret_type) {
|
|
|
|
bool valid=false;
|
|
DataType ret_type;
|
|
|
|
switch(p_op->op) {
|
|
case OP_EQUAL:
|
|
case OP_NOT_EQUAL: {
|
|
DataType na = p_op->arguments[0]->get_datatype();
|
|
DataType nb = p_op->arguments[1]->get_datatype();
|
|
valid=na==nb;
|
|
ret_type=TYPE_BOOL;
|
|
} break;
|
|
case OP_LESS:
|
|
case OP_LESS_EQUAL:
|
|
case OP_GREATER:
|
|
case OP_GREATER_EQUAL: {
|
|
DataType na = p_op->arguments[0]->get_datatype();
|
|
DataType nb = p_op->arguments[1]->get_datatype();
|
|
|
|
valid = na==nb && (na==TYPE_UINT || na==TYPE_INT || na==TYPE_FLOAT);
|
|
ret_type=TYPE_BOOL;
|
|
|
|
} break;
|
|
case OP_AND:
|
|
case OP_OR: {
|
|
DataType na = p_op->arguments[0]->get_datatype();
|
|
DataType nb = p_op->arguments[1]->get_datatype();
|
|
|
|
valid = na==nb && na==TYPE_BOOL;
|
|
ret_type=TYPE_BOOL;
|
|
|
|
} break;
|
|
case OP_NOT: {
|
|
|
|
DataType na = p_op->arguments[0]->get_datatype();
|
|
valid = na==TYPE_BOOL;
|
|
ret_type=TYPE_BOOL;
|
|
|
|
} break;
|
|
case OP_INCREMENT:
|
|
case OP_DECREMENT:
|
|
case OP_POST_INCREMENT:
|
|
case OP_POST_DECREMENT:
|
|
case OP_NEGATE: {
|
|
DataType na = p_op->arguments[0]->get_datatype();
|
|
valid = na>TYPE_BOOL && na<TYPE_MAT2;
|
|
ret_type=na;
|
|
} break;
|
|
case OP_ADD:
|
|
case OP_SUB:
|
|
case OP_MUL:
|
|
case OP_DIV: {
|
|
DataType na = p_op->arguments[0]->get_datatype();
|
|
DataType nb = p_op->arguments[1]->get_datatype();
|
|
|
|
if (na>nb) {
|
|
//make things easier;
|
|
SWAP(na,nb);
|
|
}
|
|
|
|
if (na==nb) {
|
|
valid = (na>TYPE_BOOL && na<TYPE_MAT2) || (p_op->op==OP_MUL && na>=TYPE_MAT2 && na<=TYPE_MAT4);
|
|
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;
|
|
} else if (p_op->op==OP_MUL && na==TYPE_VEC2 && nb==TYPE_MAT2) {
|
|
valid=true;
|
|
ret_type=TYPE_MAT2;
|
|
} else if (p_op->op==OP_MUL && na==TYPE_VEC3 && nb==TYPE_MAT3) {
|
|
valid=true;
|
|
ret_type=TYPE_MAT3;
|
|
} else if (p_op->op==OP_MUL && na==TYPE_VEC4 && nb==TYPE_MAT4) {
|
|
valid=true;
|
|
ret_type=TYPE_MAT4;
|
|
}
|
|
} 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.
|
|
*/
|
|
|
|
DataType na = p_op->arguments[0]->get_datatype();
|
|
DataType nb = p_op->arguments[1]->get_datatype();
|
|
|
|
|
|
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;
|
|
}
|
|
} break;
|
|
case OP_ASSIGN_SHIFT_LEFT:
|
|
case OP_ASSIGN_SHIFT_RIGHT:
|
|
case OP_SHIFT_LEFT:
|
|
case OP_SHIFT_RIGHT: {
|
|
|
|
DataType na = p_op->arguments[0]->get_datatype();
|
|
DataType nb = p_op->arguments[1]->get_datatype();
|
|
|
|
if (na>=TYPE_UINT && na<=TYPE_UVEC4) {
|
|
na=DataType(na-4);
|
|
}
|
|
|
|
if (nb>=TYPE_UINT && nb<=TYPE_UVEC4) {
|
|
nb=DataType(nb-4);
|
|
}
|
|
|
|
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;
|
|
}
|
|
} break;
|
|
case OP_ASSIGN: {
|
|
DataType na = p_op->arguments[0]->get_datatype();
|
|
DataType nb = p_op->arguments[1]->get_datatype();
|
|
valid=na==nb;
|
|
ret_type=na;
|
|
} break;
|
|
case OP_ASSIGN_ADD:
|
|
case OP_ASSIGN_SUB:
|
|
case OP_ASSIGN_MUL:
|
|
case OP_ASSIGN_DIV: {
|
|
|
|
DataType na = p_op->arguments[0]->get_datatype();
|
|
DataType nb = p_op->arguments[1]->get_datatype();
|
|
|
|
|
|
if (na==nb) {
|
|
valid = (na>TYPE_BOOL && na<TYPE_MAT2) || (p_op->op==OP_ASSIGN_MUL && na>=TYPE_MAT2 && na<=TYPE_MAT4);
|
|
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;
|
|
} else if (p_op->op==OP_ASSIGN_MUL && na==TYPE_MAT2 && nb==TYPE_VEC2) {
|
|
valid=true;
|
|
ret_type=TYPE_MAT2;
|
|
} else if (p_op->op==OP_ASSIGN_MUL && na==TYPE_MAT3 && nb==TYPE_VEC3) {
|
|
valid=true;
|
|
ret_type=TYPE_MAT3;
|
|
} else if (p_op->op==OP_ASSIGN_MUL && na==TYPE_MAT4 && nb==TYPE_VEC4) {
|
|
valid=true;
|
|
ret_type=TYPE_MAT4;
|
|
}
|
|
} 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.
|
|
*/
|
|
|
|
DataType na = p_op->arguments[0]->get_datatype();
|
|
DataType nb = p_op->arguments[1]->get_datatype();
|
|
|
|
if (na>nb && p_op->op>=OP_BIT_AND) {
|
|
//can swap for non assign
|
|
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;
|
|
}
|
|
} break;
|
|
case OP_BIT_INVERT: { //unaries
|
|
DataType na = p_op->arguments[0]->get_datatype();
|
|
valid = na>=TYPE_INT && na<TYPE_FLOAT;
|
|
ret_type=na;
|
|
} break;
|
|
case OP_SELECT_IF: {
|
|
DataType na = p_op->arguments[0]->get_datatype();
|
|
DataType nb = p_op->arguments[1]->get_datatype();
|
|
DataType nc = p_op->arguments[2]->get_datatype();
|
|
|
|
valid = na==TYPE_BOOL && (nb==nc);
|
|
ret_type=nb;
|
|
} break;
|
|
default: {
|
|
ERR_FAIL_V(false);
|
|
}
|
|
}
|
|
|
|
if (r_ret_type)
|
|
*r_ret_type=ret_type;
|
|
return valid;
|
|
|
|
}
|
|
|
|
const ShaderLanguage::BuiltinFuncDef ShaderLanguage::builtin_func_defs[]={
|
|
//constructors
|
|
{"bool",TYPE_BOOL,{TYPE_BOOL,TYPE_VOID}},
|
|
{"bvec2",TYPE_BVEC2,{TYPE_BOOL,TYPE_VOID}},
|
|
{"bvec2",TYPE_BVEC2,{TYPE_BOOL,TYPE_BOOL,TYPE_VOID}},
|
|
{"bvec3",TYPE_BVEC3,{TYPE_BOOL,TYPE_VOID}},
|
|
{"bvec3",TYPE_BVEC3,{TYPE_BOOL,TYPE_BOOL,TYPE_BOOL,TYPE_VOID}},
|
|
{"bvec3",TYPE_BVEC3,{TYPE_BVEC2,TYPE_BOOL,TYPE_VOID}},
|
|
{"bvec3",TYPE_BVEC3,{TYPE_BOOL,TYPE_BVEC2,TYPE_VOID}},
|
|
{"bvec4",TYPE_BVEC4,{TYPE_BOOL,TYPE_VOID}},
|
|
{"bvec4",TYPE_BVEC4,{TYPE_BOOL,TYPE_BOOL,TYPE_BOOL,TYPE_BOOL,TYPE_VOID}},
|
|
{"bvec4",TYPE_BVEC4,{TYPE_BOOL,TYPE_BVEC2,TYPE_BOOL,TYPE_VOID}},
|
|
{"bvec4",TYPE_BVEC4,{TYPE_BVEC2,TYPE_BOOL,TYPE_BOOL,TYPE_VOID}},
|
|
{"bvec4",TYPE_BVEC4,{TYPE_BOOL,TYPE_BOOL,TYPE_BVEC2,TYPE_VOID}},
|
|
{"bvec4",TYPE_BVEC4,{TYPE_BOOL,TYPE_BVEC3,TYPE_VOID}},
|
|
{"bvec4",TYPE_BVEC4,{TYPE_BVEC3,TYPE_BOOL,TYPE_VOID}},
|
|
{"bvec4",TYPE_BVEC4,{TYPE_BVEC2,TYPE_BVEC2,TYPE_VOID}},
|
|
|
|
|
|
{"float",TYPE_FLOAT,{TYPE_FLOAT,TYPE_VOID}},
|
|
{"vec2",TYPE_VEC2,{TYPE_FLOAT,TYPE_VOID}},
|
|
{"vec2",TYPE_VEC2,{TYPE_FLOAT,TYPE_FLOAT,TYPE_VOID}},
|
|
{"vec3",TYPE_VEC3,{TYPE_FLOAT,TYPE_VOID}},
|
|
{"vec3",TYPE_VEC3,{TYPE_FLOAT,TYPE_FLOAT,TYPE_FLOAT,TYPE_VOID}},
|
|
{"vec3",TYPE_VEC3,{TYPE_VEC2,TYPE_FLOAT,TYPE_VOID}},
|
|
{"vec3",TYPE_VEC3,{TYPE_FLOAT,TYPE_VEC2,TYPE_VOID}},
|
|
{"vec4",TYPE_VEC4,{TYPE_FLOAT,TYPE_VOID}},
|
|
{"vec4",TYPE_VEC4,{TYPE_FLOAT,TYPE_FLOAT,TYPE_FLOAT,TYPE_FLOAT,TYPE_VOID}},
|
|
{"vec4",TYPE_VEC4,{TYPE_FLOAT,TYPE_VEC2,TYPE_FLOAT,TYPE_VOID}},
|
|
{"vec4",TYPE_VEC4,{TYPE_VEC2,TYPE_FLOAT,TYPE_FLOAT,TYPE_VOID}},
|
|
{"vec4",TYPE_VEC4,{TYPE_FLOAT,TYPE_FLOAT,TYPE_VEC2,TYPE_VOID}},
|
|
{"vec4",TYPE_VEC4,{TYPE_FLOAT,TYPE_VEC3,TYPE_VOID}},
|
|
{"vec4",TYPE_VEC4,{TYPE_VEC3,TYPE_FLOAT,TYPE_VOID}},
|
|
{"vec4",TYPE_VEC4,{TYPE_VEC2,TYPE_VEC2,TYPE_VOID}},
|
|
|
|
{"int",TYPE_INT,{TYPE_INT,TYPE_VOID}},
|
|
{"ivec2",TYPE_IVEC2,{TYPE_INT,TYPE_VOID}},
|
|
{"ivec2",TYPE_IVEC2,{TYPE_INT,TYPE_INT,TYPE_VOID}},
|
|
{"ivec3",TYPE_IVEC3,{TYPE_INT,TYPE_VOID}},
|
|
{"ivec3",TYPE_IVEC3,{TYPE_INT,TYPE_INT,TYPE_INT,TYPE_VOID}},
|
|
{"ivec3",TYPE_IVEC3,{TYPE_IVEC2,TYPE_INT,TYPE_VOID}},
|
|
{"ivec3",TYPE_IVEC3,{TYPE_INT,TYPE_IVEC2,TYPE_VOID}},
|
|
{"ivec4",TYPE_IVEC4,{TYPE_INT,TYPE_VOID}},
|
|
{"ivec4",TYPE_IVEC4,{TYPE_INT,TYPE_INT,TYPE_INT,TYPE_INT,TYPE_VOID}},
|
|
{"ivec4",TYPE_IVEC4,{TYPE_INT,TYPE_IVEC2,TYPE_INT,TYPE_VOID}},
|
|
{"ivec4",TYPE_IVEC4,{TYPE_IVEC2,TYPE_INT,TYPE_INT,TYPE_VOID}},
|
|
{"ivec4",TYPE_IVEC4,{TYPE_INT,TYPE_INT,TYPE_IVEC2,TYPE_VOID}},
|
|
{"ivec4",TYPE_IVEC4,{TYPE_INT,TYPE_IVEC3,TYPE_VOID}},
|
|
{"ivec4",TYPE_IVEC4,{TYPE_IVEC3,TYPE_INT,TYPE_VOID}},
|
|
{"ivec4",TYPE_IVEC4,{TYPE_IVEC2,TYPE_IVEC2,TYPE_VOID}},
|
|
|
|
{"uint",TYPE_UINT,{TYPE_UINT,TYPE_VOID}},
|
|
{"uvec2",TYPE_UVEC2,{TYPE_UINT,TYPE_VOID}},
|
|
{"uvec2",TYPE_UVEC2,{TYPE_UINT,TYPE_UINT,TYPE_VOID}},
|
|
{"uvec3",TYPE_UVEC3,{TYPE_UINT,TYPE_VOID}},
|
|
{"uvec3",TYPE_UVEC3,{TYPE_UINT,TYPE_UINT,TYPE_UINT,TYPE_VOID}},
|
|
{"uvec3",TYPE_UVEC3,{TYPE_UVEC2,TYPE_UINT,TYPE_VOID}},
|
|
{"uvec3",TYPE_UVEC3,{TYPE_UINT,TYPE_UVEC2,TYPE_VOID}},
|
|
{"uvec4",TYPE_UVEC4,{TYPE_UINT,TYPE_VOID}},
|
|
{"uvec4",TYPE_UVEC4,{TYPE_UINT,TYPE_UINT,TYPE_UINT,TYPE_UINT,TYPE_VOID}},
|
|
{"uvec4",TYPE_UVEC4,{TYPE_UINT,TYPE_UVEC2,TYPE_UINT,TYPE_VOID}},
|
|
{"uvec4",TYPE_UVEC4,{TYPE_UVEC2,TYPE_UINT,TYPE_UINT,TYPE_VOID}},
|
|
{"uvec4",TYPE_UVEC4,{TYPE_UINT,TYPE_UINT,TYPE_UVEC2,TYPE_VOID}},
|
|
{"uvec4",TYPE_UVEC4,{TYPE_UINT,TYPE_UVEC3,TYPE_VOID}},
|
|
{"uvec4",TYPE_UVEC4,{TYPE_UVEC3,TYPE_UINT,TYPE_VOID}},
|
|
{"uvec4",TYPE_UVEC4,{TYPE_UVEC2,TYPE_UVEC2,TYPE_VOID}},
|
|
|
|
{"mat2",TYPE_MAT2,{TYPE_VEC2,TYPE_VEC2,TYPE_VOID}},
|
|
{"mat3",TYPE_MAT3,{TYPE_VEC3,TYPE_VEC3,TYPE_VEC3,TYPE_VOID}},
|
|
{"mat4",TYPE_MAT4,{TYPE_VEC4,TYPE_VEC4,TYPE_VEC4,TYPE_VEC4,TYPE_VOID}},
|
|
|
|
{"mat2",TYPE_MAT2,{TYPE_FLOAT,TYPE_VOID}},
|
|
{"mat3",TYPE_MAT3,{TYPE_FLOAT,TYPE_VOID}},
|
|
{"mat4",TYPE_MAT4,{TYPE_FLOAT,TYPE_VOID}},
|
|
|
|
//conversion scalars
|
|
|
|
{"int",TYPE_INT,{TYPE_BOOL,TYPE_VOID}},
|
|
{"int",TYPE_INT,{TYPE_INT,TYPE_VOID}},
|
|
{"int",TYPE_INT,{TYPE_UINT,TYPE_VOID}},
|
|
{"int",TYPE_INT,{TYPE_FLOAT,TYPE_VOID}},
|
|
|
|
{"float",TYPE_FLOAT,{TYPE_BOOL,TYPE_VOID}},
|
|
{"float",TYPE_FLOAT,{TYPE_INT,TYPE_VOID}},
|
|
{"float",TYPE_FLOAT,{TYPE_UINT,TYPE_VOID}},
|
|
{"float",TYPE_FLOAT,{TYPE_FLOAT,TYPE_VOID}},
|
|
|
|
{"uint",TYPE_UINT,{TYPE_BOOL,TYPE_VOID}},
|
|
{"uint",TYPE_UINT,{TYPE_INT,TYPE_VOID}},
|
|
{"uint",TYPE_UINT,{TYPE_UINT,TYPE_VOID}},
|
|
{"uint",TYPE_UINT,{TYPE_FLOAT,TYPE_VOID}},
|
|
|
|
{"bool",TYPE_BOOL,{TYPE_BOOL,TYPE_VOID}},
|
|
{"bool",TYPE_BOOL,{TYPE_INT,TYPE_VOID}},
|
|
{"bool",TYPE_BOOL,{TYPE_UINT,TYPE_VOID}},
|
|
{"bool",TYPE_BOOL,{TYPE_FLOAT,TYPE_VOID}},
|
|
|
|
//conversion vectors
|
|
|
|
{"ivec2",TYPE_IVEC2,{TYPE_BVEC2,TYPE_VOID}},
|
|
{"ivec2",TYPE_IVEC2,{TYPE_IVEC2,TYPE_VOID}},
|
|
{"ivec2",TYPE_IVEC2,{TYPE_UVEC2,TYPE_VOID}},
|
|
{"ivec2",TYPE_IVEC2,{TYPE_VEC2,TYPE_VOID}},
|
|
|
|
{"vec2",TYPE_VEC2,{TYPE_BVEC2,TYPE_VOID}},
|
|
{"vec2",TYPE_VEC2,{TYPE_IVEC2,TYPE_VOID}},
|
|
{"vec2",TYPE_VEC2,{TYPE_UVEC2,TYPE_VOID}},
|
|
{"vec2",TYPE_VEC2,{TYPE_VEC2,TYPE_VOID}},
|
|
|
|
{"uvec2",TYPE_UVEC2,{TYPE_BVEC2,TYPE_VOID}},
|
|
{"uvec2",TYPE_UVEC2,{TYPE_IVEC2,TYPE_VOID}},
|
|
{"uvec2",TYPE_UVEC2,{TYPE_UVEC2,TYPE_VOID}},
|
|
{"uvec2",TYPE_UVEC2,{TYPE_VEC2,TYPE_VOID}},
|
|
|
|
{"bvec2",TYPE_BVEC2,{TYPE_BVEC2,TYPE_VOID}},
|
|
{"bvec2",TYPE_BVEC2,{TYPE_IVEC2,TYPE_VOID}},
|
|
{"bvec2",TYPE_BVEC2,{TYPE_UVEC2,TYPE_VOID}},
|
|
{"bvec2",TYPE_BVEC2,{TYPE_VEC2,TYPE_VOID}},
|
|
|
|
{"ivec3",TYPE_IVEC3,{TYPE_BVEC3,TYPE_VOID}},
|
|
{"ivec3",TYPE_IVEC3,{TYPE_IVEC3,TYPE_VOID}},
|
|
{"ivec3",TYPE_IVEC3,{TYPE_UVEC3,TYPE_VOID}},
|
|
{"ivec3",TYPE_IVEC3,{TYPE_VEC3,TYPE_VOID}},
|
|
|
|
{"vec3",TYPE_VEC3,{TYPE_BVEC3,TYPE_VOID}},
|
|
{"vec3",TYPE_VEC3,{TYPE_IVEC3,TYPE_VOID}},
|
|
{"vec3",TYPE_VEC3,{TYPE_UVEC3,TYPE_VOID}},
|
|
{"vec3",TYPE_VEC3,{TYPE_VEC3,TYPE_VOID}},
|
|
|
|
{"uvec3",TYPE_UVEC3,{TYPE_BVEC3,TYPE_VOID}},
|
|
{"uvec3",TYPE_UVEC3,{TYPE_IVEC3,TYPE_VOID}},
|
|
{"uvec3",TYPE_UVEC3,{TYPE_UVEC3,TYPE_VOID}},
|
|
{"uvec3",TYPE_UVEC3,{TYPE_VEC3,TYPE_VOID}},
|
|
|
|
{"bvec3",TYPE_BVEC3,{TYPE_BVEC3,TYPE_VOID}},
|
|
{"bvec3",TYPE_BVEC3,{TYPE_IVEC3,TYPE_VOID}},
|
|
{"bvec3",TYPE_BVEC3,{TYPE_UVEC3,TYPE_VOID}},
|
|
{"bvec3",TYPE_BVEC3,{TYPE_VEC3,TYPE_VOID}},
|
|
|
|
{"ivec4",TYPE_IVEC4,{TYPE_BVEC4,TYPE_VOID}},
|
|
{"ivec4",TYPE_IVEC4,{TYPE_IVEC4,TYPE_VOID}},
|
|
{"ivec4",TYPE_IVEC4,{TYPE_UVEC4,TYPE_VOID}},
|
|
{"ivec4",TYPE_IVEC4,{TYPE_VEC4,TYPE_VOID}},
|
|
|
|
{"vec4",TYPE_VEC4,{TYPE_BVEC4,TYPE_VOID}},
|
|
{"vec4",TYPE_VEC4,{TYPE_IVEC4,TYPE_VOID}},
|
|
{"vec4",TYPE_VEC4,{TYPE_UVEC4,TYPE_VOID}},
|
|
{"vec4",TYPE_VEC4,{TYPE_VEC4,TYPE_VOID}},
|
|
|
|
{"uvec4",TYPE_UVEC4,{TYPE_BVEC4,TYPE_VOID}},
|
|
{"uvec4",TYPE_UVEC4,{TYPE_IVEC4,TYPE_VOID}},
|
|
{"uvec4",TYPE_UVEC4,{TYPE_UVEC4,TYPE_VOID}},
|
|
{"uvec4",TYPE_UVEC4,{TYPE_VEC4,TYPE_VOID}},
|
|
|
|
{"bvec4",TYPE_BVEC4,{TYPE_BVEC4,TYPE_VOID}},
|
|
{"bvec4",TYPE_BVEC4,{TYPE_IVEC4,TYPE_VOID}},
|
|
{"bvec4",TYPE_BVEC4,{TYPE_UVEC4,TYPE_VOID}},
|
|
{"bvec4",TYPE_BVEC4,{TYPE_VEC4,TYPE_VOID}},
|
|
|
|
//builtins - trigonometry
|
|
{"sin",TYPE_FLOAT,{TYPE_FLOAT,TYPE_VOID}},
|
|
{"cos",TYPE_FLOAT,{TYPE_FLOAT,TYPE_VOID}},
|
|
{"tan",TYPE_FLOAT,{TYPE_FLOAT,TYPE_VOID}},
|
|
{"asin",TYPE_FLOAT,{TYPE_FLOAT,TYPE_VOID}},
|
|
{"acos",TYPE_FLOAT,{TYPE_FLOAT,TYPE_VOID}},
|
|
{"atan",TYPE_FLOAT,{TYPE_FLOAT,TYPE_VOID}},
|
|
{"atan2",TYPE_FLOAT,{TYPE_FLOAT,TYPE_FLOAT,TYPE_VOID}},
|
|
{"sinh",TYPE_FLOAT,{TYPE_FLOAT,TYPE_VOID}},
|
|
{"cosh",TYPE_FLOAT,{TYPE_FLOAT,TYPE_VOID}},
|
|
{"tanh",TYPE_FLOAT,{TYPE_FLOAT,TYPE_VOID}},
|
|
//builtins - exponential
|
|
{"pow",TYPE_FLOAT,{TYPE_FLOAT,TYPE_FLOAT,TYPE_VOID}},
|
|
{"pow",TYPE_VEC2,{TYPE_VEC2,TYPE_FLOAT,TYPE_VOID}},
|
|
{"pow",TYPE_VEC2,{TYPE_VEC2,TYPE_VEC2,TYPE_VOID}},
|
|
{"pow",TYPE_VEC3,{TYPE_VEC3,TYPE_FLOAT,TYPE_VOID}},
|
|
{"pow",TYPE_VEC3,{TYPE_VEC3,TYPE_VEC3,TYPE_VOID}},
|
|
{"pow",TYPE_VEC4,{TYPE_VEC4,TYPE_FLOAT,TYPE_VOID}},
|
|
{"pow",TYPE_VEC4,{TYPE_VEC4,TYPE_VEC4,TYPE_VOID}},
|
|
{"exp",TYPE_FLOAT,{TYPE_FLOAT,TYPE_VOID}},
|
|
{"exp",TYPE_VEC2,{TYPE_VEC2,TYPE_VOID}},
|
|
{"exp",TYPE_VEC3,{TYPE_VEC3,TYPE_VOID}},
|
|
{"exp",TYPE_VEC4,{TYPE_VEC4,TYPE_VOID}},
|
|
{"log",TYPE_FLOAT,{TYPE_FLOAT,TYPE_VOID}},
|
|
{"log",TYPE_VEC2,{TYPE_VEC2,TYPE_VOID}},
|
|
{"log",TYPE_VEC3,{TYPE_VEC3,TYPE_VOID}},
|
|
{"log",TYPE_VEC4,{TYPE_VEC4,TYPE_VOID}},
|
|
{"sqrt",TYPE_FLOAT,{TYPE_FLOAT,TYPE_VOID}},
|
|
{"sqrt",TYPE_VEC2,{TYPE_VEC2,TYPE_VOID}},
|
|
{"sqrt",TYPE_VEC3,{TYPE_VEC3,TYPE_VOID}},
|
|
{"sqrt",TYPE_VEC4,{TYPE_VEC4,TYPE_VOID}},
|
|
//builtins - common
|
|
{"abs",TYPE_FLOAT,{TYPE_FLOAT,TYPE_VOID}},
|
|
{"abs",TYPE_VEC2,{TYPE_VEC2,TYPE_VOID}},
|
|
{"abs",TYPE_VEC3,{TYPE_VEC3,TYPE_VOID}},
|
|
{"abs",TYPE_VEC4,{TYPE_VEC4,TYPE_VOID}},
|
|
|
|
{"abs",TYPE_INT,{TYPE_INT,TYPE_VOID}},
|
|
{"abs",TYPE_IVEC2,{TYPE_IVEC2,TYPE_VOID}},
|
|
{"abs",TYPE_IVEC3,{TYPE_IVEC3,TYPE_VOID}},
|
|
{"abs",TYPE_IVEC4,{TYPE_IVEC4,TYPE_VOID}},
|
|
|
|
{"abs",TYPE_UINT,{TYPE_UINT,TYPE_VOID}},
|
|
{"abs",TYPE_UVEC2,{TYPE_UVEC2,TYPE_VOID}},
|
|
{"abs",TYPE_UVEC3,{TYPE_UVEC3,TYPE_VOID}},
|
|
{"abs",TYPE_UVEC4,{TYPE_UVEC4,TYPE_VOID}},
|
|
|
|
|
|
{"sign",TYPE_FLOAT,{TYPE_FLOAT,TYPE_VOID}},
|
|
{"sign",TYPE_VEC2,{TYPE_VEC2,TYPE_VOID}},
|
|
{"sign",TYPE_VEC3,{TYPE_VEC3,TYPE_VOID}},
|
|
{"sign",TYPE_VEC4,{TYPE_VEC4,TYPE_VOID}},
|
|
|
|
{"sign",TYPE_INT,{TYPE_INT,TYPE_VOID}},
|
|
{"sign",TYPE_IVEC2,{TYPE_IVEC2,TYPE_VOID}},
|
|
{"sign",TYPE_IVEC3,{TYPE_IVEC3,TYPE_VOID}},
|
|
{"sign",TYPE_IVEC4,{TYPE_IVEC4,TYPE_VOID}},
|
|
|
|
|
|
{"floor",TYPE_FLOAT,{TYPE_FLOAT,TYPE_VOID}},
|
|
{"floor",TYPE_VEC2,{TYPE_VEC2,TYPE_VOID}},
|
|
{"floor",TYPE_VEC3,{TYPE_VEC3,TYPE_VOID}},
|
|
{"floor",TYPE_VEC4,{TYPE_VEC4,TYPE_VOID}},
|
|
{"trunc",TYPE_FLOAT,{TYPE_FLOAT,TYPE_VOID}},
|
|
{"trunc",TYPE_VEC2,{TYPE_VEC2,TYPE_VOID}},
|
|
{"trunc",TYPE_VEC3,{TYPE_VEC3,TYPE_VOID}},
|
|
{"trunc",TYPE_VEC4,{TYPE_VEC4,TYPE_VOID}},
|
|
{"round",TYPE_FLOAT,{TYPE_FLOAT,TYPE_VOID}},
|
|
{"round",TYPE_VEC2,{TYPE_VEC2,TYPE_VOID}},
|
|
{"round",TYPE_VEC3,{TYPE_VEC3,TYPE_VOID}},
|
|
{"round",TYPE_VEC4,{TYPE_VEC4,TYPE_VOID}},
|
|
{"ceil",TYPE_FLOAT,{TYPE_FLOAT,TYPE_VOID}},
|
|
{"ceil",TYPE_VEC2,{TYPE_VEC2,TYPE_VOID}},
|
|
{"ceil",TYPE_VEC3,{TYPE_VEC3,TYPE_VOID}},
|
|
{"ceil",TYPE_VEC4,{TYPE_VEC4,TYPE_VOID}},
|
|
{"fract",TYPE_FLOAT,{TYPE_FLOAT,TYPE_VOID}},
|
|
{"fract",TYPE_VEC2,{TYPE_VEC2,TYPE_VOID}},
|
|
{"fract",TYPE_VEC3,{TYPE_VEC3,TYPE_VOID}},
|
|
{"fract",TYPE_VEC4,{TYPE_VEC4,TYPE_VOID}},
|
|
|
|
{"mod",TYPE_FLOAT,{TYPE_FLOAT,TYPE_FLOAT,TYPE_VOID}},
|
|
{"mod",TYPE_VEC2,{TYPE_VEC2,TYPE_VEC2,TYPE_VOID}},
|
|
{"mod",TYPE_VEC2,{TYPE_VEC2,TYPE_FLOAT,TYPE_VOID}},
|
|
{"mod",TYPE_VEC3,{TYPE_VEC3,TYPE_VEC3,TYPE_VOID}},
|
|
{"mod",TYPE_VEC3,{TYPE_VEC3,TYPE_FLOAT,TYPE_VOID}},
|
|
{"mod",TYPE_VEC4,{TYPE_VEC4,TYPE_VEC4,TYPE_VOID}},
|
|
{"mod",TYPE_VEC4,{TYPE_VEC4,TYPE_FLOAT,TYPE_VOID}},
|
|
|
|
{"modf",TYPE_FLOAT,{TYPE_FLOAT,TYPE_FLOAT,TYPE_VOID}},
|
|
{"modf",TYPE_VEC2,{TYPE_VEC2,TYPE_VEC2,TYPE_VOID}},
|
|
{"modf",TYPE_VEC3,{TYPE_VEC3,TYPE_VEC3,TYPE_VOID}},
|
|
{"modf",TYPE_VEC4,{TYPE_VEC4,TYPE_VEC4,TYPE_VOID}},
|
|
|
|
{"min",TYPE_FLOAT,{TYPE_FLOAT,TYPE_FLOAT,TYPE_VOID}},
|
|
{"min",TYPE_VEC2,{TYPE_VEC2,TYPE_VEC2,TYPE_VOID}},
|
|
{"min",TYPE_VEC3,{TYPE_VEC3,TYPE_VEC3,TYPE_VOID}},
|
|
{"min",TYPE_VEC4,{TYPE_VEC4,TYPE_VEC4,TYPE_VOID}},
|
|
|
|
{"min",TYPE_INT,{TYPE_INT,TYPE_INT,TYPE_VOID}},
|
|
{"min",TYPE_IVEC2,{TYPE_IVEC2,TYPE_IVEC2,TYPE_VOID}},
|
|
{"min",TYPE_IVEC3,{TYPE_IVEC3,TYPE_IVEC3,TYPE_VOID}},
|
|
{"min",TYPE_IVEC4,{TYPE_IVEC4,TYPE_IVEC4,TYPE_VOID}},
|
|
|
|
{"min",TYPE_UINT,{TYPE_UINT,TYPE_UINT,TYPE_VOID}},
|
|
{"min",TYPE_UVEC2,{TYPE_UVEC2,TYPE_UVEC2,TYPE_VOID}},
|
|
{"min",TYPE_UVEC3,{TYPE_UVEC3,TYPE_UVEC3,TYPE_VOID}},
|
|
{"min",TYPE_UVEC4,{TYPE_UVEC4,TYPE_UVEC4,TYPE_VOID}},
|
|
|
|
{"max",TYPE_FLOAT,{TYPE_FLOAT,TYPE_FLOAT,TYPE_VOID}},
|
|
{"max",TYPE_VEC2,{TYPE_VEC2,TYPE_VEC2,TYPE_VOID}},
|
|
{"max",TYPE_VEC3,{TYPE_VEC3,TYPE_VEC3,TYPE_VOID}},
|
|
{"max",TYPE_VEC4,{TYPE_VEC4,TYPE_VEC4,TYPE_VOID}},
|
|
|
|
{"max",TYPE_INT,{TYPE_INT,TYPE_INT,TYPE_VOID}},
|
|
{"max",TYPE_IVEC2,{TYPE_IVEC2,TYPE_IVEC2,TYPE_VOID}},
|
|
{"max",TYPE_IVEC3,{TYPE_IVEC3,TYPE_IVEC3,TYPE_VOID}},
|
|
{"max",TYPE_IVEC4,{TYPE_IVEC4,TYPE_IVEC4,TYPE_VOID}},
|
|
|
|
{"max",TYPE_UINT,{TYPE_UINT,TYPE_UINT,TYPE_VOID}},
|
|
{"max",TYPE_UVEC2,{TYPE_UVEC2,TYPE_UVEC2,TYPE_VOID}},
|
|
{"max",TYPE_UVEC3,{TYPE_UVEC3,TYPE_UVEC3,TYPE_VOID}},
|
|
{"max",TYPE_UVEC4,{TYPE_UVEC4,TYPE_UVEC4,TYPE_VOID}},
|
|
|
|
|
|
{"clamp",TYPE_FLOAT,{TYPE_FLOAT,TYPE_FLOAT,TYPE_FLOAT,TYPE_VOID}},
|
|
{"clamp",TYPE_VEC2,{TYPE_VEC2,TYPE_VEC2,TYPE_VEC2,TYPE_VOID}},
|
|
{"clamp",TYPE_VEC3,{TYPE_VEC3,TYPE_VEC3,TYPE_VEC3,TYPE_VOID}},
|
|
{"clamp",TYPE_VEC4,{TYPE_VEC4,TYPE_VEC4,TYPE_VEC4,TYPE_VOID}},
|
|
{"clamp",TYPE_VEC2,{TYPE_VEC2,TYPE_FLOAT,TYPE_FLOAT,TYPE_VOID}},
|
|
{"clamp",TYPE_VEC3,{TYPE_VEC3,TYPE_FLOAT,TYPE_FLOAT,TYPE_VOID}},
|
|
{"clamp",TYPE_VEC4,{TYPE_VEC4,TYPE_FLOAT,TYPE_FLOAT,TYPE_VOID}},
|
|
|
|
|
|
{"clamp",TYPE_INT,{TYPE_INT,TYPE_INT,TYPE_INT,TYPE_VOID}},
|
|
{"clamp",TYPE_IVEC2,{TYPE_IVEC2,TYPE_IVEC2,TYPE_IVEC2,TYPE_VOID}},
|
|
{"clamp",TYPE_IVEC3,{TYPE_IVEC3,TYPE_IVEC3,TYPE_IVEC3,TYPE_VOID}},
|
|
{"clamp",TYPE_IVEC4,{TYPE_IVEC4,TYPE_IVEC4,TYPE_IVEC4,TYPE_VOID}},
|
|
{"clamp",TYPE_IVEC2,{TYPE_IVEC2,TYPE_INT,TYPE_INT,TYPE_VOID}},
|
|
{"clamp",TYPE_IVEC3,{TYPE_IVEC3,TYPE_INT,TYPE_INT,TYPE_VOID}},
|
|
{"clamp",TYPE_IVEC4,{TYPE_IVEC4,TYPE_INT,TYPE_INT,TYPE_VOID}},
|
|
|
|
{"clamp",TYPE_UINT,{TYPE_UINT,TYPE_UINT,TYPE_UINT,TYPE_VOID}},
|
|
{"clamp",TYPE_UVEC2,{TYPE_UVEC2,TYPE_UVEC2,TYPE_UVEC2,TYPE_VOID}},
|
|
{"clamp",TYPE_UVEC3,{TYPE_UVEC3,TYPE_UVEC3,TYPE_UVEC3,TYPE_VOID}},
|
|
{"clamp",TYPE_UVEC4,{TYPE_UVEC4,TYPE_UVEC4,TYPE_UVEC4,TYPE_VOID}},
|
|
{"clamp",TYPE_UVEC2,{TYPE_UVEC2,TYPE_UINT,TYPE_UINT,TYPE_VOID}},
|
|
{"clamp",TYPE_UVEC3,{TYPE_UVEC3,TYPE_UINT,TYPE_UINT,TYPE_VOID}},
|
|
{"clamp",TYPE_UVEC4,{TYPE_UVEC4,TYPE_UINT,TYPE_UINT,TYPE_VOID}},
|
|
|
|
{"mix",TYPE_FLOAT,{TYPE_FLOAT,TYPE_FLOAT,TYPE_FLOAT,TYPE_VOID}},
|
|
{"mix",TYPE_FLOAT,{TYPE_FLOAT,TYPE_FLOAT,TYPE_BOOL,TYPE_VOID}},
|
|
{"mix",TYPE_VEC2,{TYPE_VEC2,TYPE_VEC2,TYPE_FLOAT,TYPE_VOID}},
|
|
{"mix",TYPE_VEC2,{TYPE_VEC2,TYPE_VEC2,TYPE_BOOL,TYPE_VOID}},
|
|
{"mix",TYPE_VEC2,{TYPE_VEC2,TYPE_VEC2,TYPE_BVEC2,TYPE_VOID}},
|
|
{"mix",TYPE_VEC2,{TYPE_VEC2,TYPE_VEC2,TYPE_VEC2,TYPE_VOID}},
|
|
{"mix",TYPE_VEC3,{TYPE_VEC3,TYPE_VEC3,TYPE_FLOAT,TYPE_VOID}},
|
|
{"mix",TYPE_VEC3,{TYPE_VEC3,TYPE_VEC3,TYPE_BOOL,TYPE_VOID}},
|
|
{"mix",TYPE_VEC3,{TYPE_VEC3,TYPE_VEC3,TYPE_BVEC3,TYPE_VOID}},
|
|
{"mix",TYPE_VEC3,{TYPE_VEC3,TYPE_VEC3,TYPE_VEC3,TYPE_VOID}},
|
|
{"mix",TYPE_VEC4,{TYPE_VEC4,TYPE_VEC4,TYPE_FLOAT,TYPE_VOID}},
|
|
{"mix",TYPE_VEC4,{TYPE_VEC4,TYPE_VEC4,TYPE_BOOL,TYPE_VOID}},
|
|
{"mix",TYPE_VEC4,{TYPE_VEC4,TYPE_VEC4,TYPE_BVEC3,TYPE_VOID}},
|
|
{"mix",TYPE_VEC4,{TYPE_VEC4,TYPE_VEC4,TYPE_VEC4,TYPE_VOID}},
|
|
|
|
{"step",TYPE_FLOAT,{TYPE_FLOAT,TYPE_FLOAT,TYPE_VOID}},
|
|
{"step",TYPE_VEC2,{TYPE_VEC2,TYPE_VEC2,TYPE_VOID}},
|
|
{"step",TYPE_VEC3,{TYPE_VEC3,TYPE_VEC3,TYPE_VOID}},
|
|
{"step",TYPE_VEC4,{TYPE_VEC4,TYPE_VEC4,TYPE_VOID}},
|
|
{"step",TYPE_VEC2,{TYPE_FLOAT,TYPE_VEC2,TYPE_VOID}},
|
|
{"step",TYPE_VEC3,{TYPE_FLOAT,TYPE_VEC3,TYPE_VOID}},
|
|
{"step",TYPE_VEC4,{TYPE_FLOAT,TYPE_VEC4,TYPE_VOID}},
|
|
{"smoothstep",TYPE_FLOAT,{TYPE_FLOAT,TYPE_FLOAT,TYPE_FLOAT,TYPE_VOID}},
|
|
{"smoothstep",TYPE_VEC2,{TYPE_VEC2,TYPE_VEC2,TYPE_VEC2,TYPE_VOID}},
|
|
{"smoothstep",TYPE_VEC3,{TYPE_VEC3,TYPE_VEC3,TYPE_VEC3,TYPE_VOID}},
|
|
{"smoothstep",TYPE_VEC4,{TYPE_VEC4,TYPE_VEC4,TYPE_VEC4,TYPE_VOID}},
|
|
{"smoothstep",TYPE_VEC2,{TYPE_FLOAT,TYPE_FLOAT,TYPE_VEC2,TYPE_VOID}},
|
|
{"smoothstep",TYPE_VEC3,{TYPE_FLOAT,TYPE_FLOAT,TYPE_VEC3,TYPE_VOID}},
|
|
{"smoothstep",TYPE_VEC4,{TYPE_FLOAT,TYPE_FLOAT,TYPE_VEC4,TYPE_VOID}},
|
|
|
|
{"isnan",TYPE_BOOL,{TYPE_FLOAT,TYPE_VOID}},
|
|
{"isnan",TYPE_BOOL,{TYPE_VEC2,TYPE_VOID}},
|
|
{"isnan",TYPE_BOOL,{TYPE_VEC3,TYPE_VOID}},
|
|
{"isnan",TYPE_BOOL,{TYPE_VEC4,TYPE_VOID}},
|
|
|
|
{"isinf",TYPE_BOOL,{TYPE_FLOAT,TYPE_VOID}},
|
|
{"isinf",TYPE_BOOL,{TYPE_VEC2,TYPE_VOID}},
|
|
{"isinf",TYPE_BOOL,{TYPE_VEC3,TYPE_VOID}},
|
|
{"isinf",TYPE_BOOL,{TYPE_VEC4,TYPE_VOID}},
|
|
|
|
{"floatBitsToInt",TYPE_INT,{TYPE_FLOAT,TYPE_VOID}},
|
|
{"floatBitsToInt",TYPE_IVEC2,{TYPE_VEC2,TYPE_VOID}},
|
|
{"floatBitsToInt",TYPE_IVEC3,{TYPE_VEC3,TYPE_VOID}},
|
|
{"floatBitsToInt",TYPE_IVEC4,{TYPE_VEC4,TYPE_VOID}},
|
|
|
|
{"floatBitsToUInt",TYPE_UINT,{TYPE_FLOAT,TYPE_VOID}},
|
|
{"floatBitsToUInt",TYPE_UVEC2,{TYPE_VEC2,TYPE_VOID}},
|
|
{"floatBitsToUInt",TYPE_UVEC3,{TYPE_VEC3,TYPE_VOID}},
|
|
{"floatBitsToUInt",TYPE_UVEC4,{TYPE_VEC4,TYPE_VOID}},
|
|
|
|
{"intBitsToFloat",TYPE_FLOAT,{TYPE_INT,TYPE_VOID}},
|
|
{"intBitsToFloat",TYPE_VEC2,{TYPE_IVEC2,TYPE_VOID}},
|
|
{"intBitsToFloat",TYPE_VEC3,{TYPE_IVEC3,TYPE_VOID}},
|
|
{"intBitsToFloat",TYPE_VEC4,{TYPE_IVEC4,TYPE_VOID}},
|
|
|
|
{"uintBitsToFloat",TYPE_FLOAT,{TYPE_UINT,TYPE_VOID}},
|
|
{"uintBitsToFloat",TYPE_VEC2,{TYPE_UVEC2,TYPE_VOID}},
|
|
{"uintBitsToFloat",TYPE_VEC3,{TYPE_UVEC3,TYPE_VOID}},
|
|
{"uintBitsToFloat",TYPE_VEC4,{TYPE_UVEC4,TYPE_VOID}},
|
|
|
|
//builtins - geometric
|
|
{"length",TYPE_FLOAT,{TYPE_VEC2,TYPE_VOID}},
|
|
{"length",TYPE_FLOAT,{TYPE_VEC3,TYPE_VOID}},
|
|
{"length",TYPE_FLOAT,{TYPE_VEC4,TYPE_VOID}},
|
|
{"distance",TYPE_FLOAT,{TYPE_VEC2,TYPE_VEC2,TYPE_VOID}},
|
|
{"distance",TYPE_FLOAT,{TYPE_VEC3,TYPE_VEC3,TYPE_VOID}},
|
|
{"distance",TYPE_FLOAT,{TYPE_VEC4,TYPE_VEC4,TYPE_VOID}},
|
|
{"dot",TYPE_FLOAT,{TYPE_VEC2,TYPE_VEC2,TYPE_VOID}},
|
|
{"dot",TYPE_FLOAT,{TYPE_VEC3,TYPE_VEC3,TYPE_VOID}},
|
|
{"dot",TYPE_FLOAT,{TYPE_VEC4,TYPE_VEC4,TYPE_VOID}},
|
|
{"cross",TYPE_VEC3,{TYPE_VEC3,TYPE_VEC3,TYPE_VOID}},
|
|
{"normalize",TYPE_VEC2,{TYPE_VEC2,TYPE_VOID}},
|
|
{"normalize",TYPE_VEC3,{TYPE_VEC3,TYPE_VOID}},
|
|
{"normalize",TYPE_VEC4,{TYPE_VEC4,TYPE_VOID}},
|
|
{"reflect",TYPE_VEC3,{TYPE_VEC3,TYPE_VEC3,TYPE_VOID}},
|
|
{"refract",TYPE_VEC3,{TYPE_VEC3,TYPE_VEC3,TYPE_FLOAT,TYPE_VOID}},
|
|
|
|
{"facefordward",TYPE_VEC2,{TYPE_VEC2,TYPE_VEC2,TYPE_VEC2,TYPE_VOID}},
|
|
{"facefordward",TYPE_VEC3,{TYPE_VEC3,TYPE_VEC3,TYPE_VEC3,TYPE_VOID}},
|
|
{"facefordward",TYPE_VEC4,{TYPE_VEC4,TYPE_VEC4,TYPE_VEC4,TYPE_VOID}},
|
|
|
|
{"matrixCompMult",TYPE_MAT2,{TYPE_MAT2,TYPE_MAT2,TYPE_VOID}},
|
|
{"matrixCompMult",TYPE_MAT3,{TYPE_MAT3,TYPE_MAT3,TYPE_VOID}},
|
|
{"matrixCompMult",TYPE_MAT4,{TYPE_MAT4,TYPE_MAT4,TYPE_VOID}},
|
|
|
|
{"outerProduct",TYPE_MAT2,{TYPE_VEC2,TYPE_VEC2,TYPE_VOID}},
|
|
{"outerProduct",TYPE_MAT3,{TYPE_VEC3,TYPE_VEC3,TYPE_VOID}},
|
|
{"outerProduct",TYPE_MAT4,{TYPE_VEC4,TYPE_VEC4,TYPE_VOID}},
|
|
|
|
{"transpose",TYPE_MAT2,{TYPE_MAT2,TYPE_VOID}},
|
|
{"transpose",TYPE_MAT3,{TYPE_MAT3,TYPE_VOID}},
|
|
{"transpose",TYPE_MAT4,{TYPE_MAT4,TYPE_VOID}},
|
|
|
|
{"determinant",TYPE_FLOAT,{TYPE_MAT2,TYPE_VOID}},
|
|
{"determinant",TYPE_FLOAT,{TYPE_MAT3,TYPE_VOID}},
|
|
{"determinant",TYPE_FLOAT,{TYPE_MAT4,TYPE_VOID}},
|
|
|
|
{"inverse",TYPE_MAT2,{TYPE_MAT2,TYPE_VOID}},
|
|
{"inverse",TYPE_MAT3,{TYPE_MAT3,TYPE_VOID}},
|
|
{"inverse",TYPE_MAT4,{TYPE_MAT4,TYPE_VOID}},
|
|
|
|
|
|
{"lessThan",TYPE_BVEC2,{TYPE_VEC2,TYPE_VEC2,TYPE_VOID}},
|
|
{"lessThan",TYPE_BVEC3,{TYPE_VEC3,TYPE_VEC3,TYPE_VOID}},
|
|
{"lessThan",TYPE_BVEC4,{TYPE_VEC4,TYPE_VEC4,TYPE_VOID}},
|
|
|
|
{"lessThan",TYPE_BVEC2,{TYPE_IVEC2,TYPE_IVEC2,TYPE_VOID}},
|
|
{"lessThan",TYPE_BVEC3,{TYPE_IVEC3,TYPE_IVEC3,TYPE_VOID}},
|
|
{"lessThan",TYPE_BVEC4,{TYPE_IVEC4,TYPE_IVEC4,TYPE_VOID}},
|
|
|
|
{"lessThan",TYPE_BVEC2,{TYPE_UVEC2,TYPE_UVEC2,TYPE_VOID}},
|
|
{"lessThan",TYPE_BVEC3,{TYPE_UVEC3,TYPE_UVEC3,TYPE_VOID}},
|
|
{"lessThan",TYPE_BVEC4,{TYPE_UVEC4,TYPE_UVEC4,TYPE_VOID}},
|
|
|
|
{"greaterThan",TYPE_BVEC2,{TYPE_VEC2,TYPE_VEC2,TYPE_VOID}},
|
|
{"greaterThan",TYPE_BVEC3,{TYPE_VEC3,TYPE_VEC3,TYPE_VOID}},
|
|
{"greaterThan",TYPE_BVEC4,{TYPE_VEC4,TYPE_VEC4,TYPE_VOID}},
|
|
|
|
{"greaterThan",TYPE_BVEC2,{TYPE_IVEC2,TYPE_IVEC2,TYPE_VOID}},
|
|
{"greaterThan",TYPE_BVEC3,{TYPE_IVEC3,TYPE_IVEC3,TYPE_VOID}},
|
|
{"greaterThan",TYPE_BVEC4,{TYPE_IVEC4,TYPE_IVEC4,TYPE_VOID}},
|
|
|
|
{"greaterThan",TYPE_BVEC2,{TYPE_UVEC2,TYPE_UVEC2,TYPE_VOID}},
|
|
{"greaterThan",TYPE_BVEC3,{TYPE_UVEC3,TYPE_UVEC3,TYPE_VOID}},
|
|
{"greaterThan",TYPE_BVEC4,{TYPE_UVEC4,TYPE_UVEC4,TYPE_VOID}},
|
|
|
|
{"lessThanEqual",TYPE_BVEC2,{TYPE_VEC2,TYPE_VEC2,TYPE_VOID}},
|
|
{"lessThanEqual",TYPE_BVEC3,{TYPE_VEC3,TYPE_VEC3,TYPE_VOID}},
|
|
{"lessThanEqual",TYPE_BVEC4,{TYPE_VEC4,TYPE_VEC4,TYPE_VOID}},
|
|
|
|
{"lessThanEqual",TYPE_BVEC2,{TYPE_IVEC2,TYPE_IVEC2,TYPE_VOID}},
|
|
{"lessThanEqual",TYPE_BVEC3,{TYPE_IVEC3,TYPE_IVEC3,TYPE_VOID}},
|
|
{"lessThanEqual",TYPE_BVEC4,{TYPE_IVEC4,TYPE_IVEC4,TYPE_VOID}},
|
|
|
|
{"lessThanEqual",TYPE_BVEC2,{TYPE_UVEC2,TYPE_UVEC2,TYPE_VOID}},
|
|
{"lessThanEqual",TYPE_BVEC3,{TYPE_UVEC3,TYPE_UVEC3,TYPE_VOID}},
|
|
{"lessThanEqual",TYPE_BVEC4,{TYPE_UVEC4,TYPE_UVEC4,TYPE_VOID}},
|
|
|
|
{"greaterThanEqual",TYPE_BVEC2,{TYPE_VEC2,TYPE_VEC2,TYPE_VOID}},
|
|
{"greaterThanEqual",TYPE_BVEC3,{TYPE_VEC3,TYPE_VEC3,TYPE_VOID}},
|
|
{"greaterThanEqual",TYPE_BVEC4,{TYPE_VEC4,TYPE_VEC4,TYPE_VOID}},
|
|
|
|
{"greaterThanEqual",TYPE_BVEC2,{TYPE_IVEC2,TYPE_IVEC2,TYPE_VOID}},
|
|
{"greaterThanEqual",TYPE_BVEC3,{TYPE_IVEC3,TYPE_IVEC3,TYPE_VOID}},
|
|
{"greaterThanEqual",TYPE_BVEC4,{TYPE_IVEC4,TYPE_IVEC4,TYPE_VOID}},
|
|
|
|
{"greaterThanEqual",TYPE_BVEC2,{TYPE_UVEC2,TYPE_UVEC2,TYPE_VOID}},
|
|
{"greaterThanEqual",TYPE_BVEC3,{TYPE_UVEC3,TYPE_UVEC3,TYPE_VOID}},
|
|
{"greaterThanEqual",TYPE_BVEC4,{TYPE_UVEC4,TYPE_UVEC4,TYPE_VOID}},
|
|
|
|
{"equal",TYPE_BVEC2,{TYPE_VEC2,TYPE_VEC2,TYPE_VOID}},
|
|
{"equal",TYPE_BVEC3,{TYPE_VEC3,TYPE_VEC3,TYPE_VOID}},
|
|
{"equal",TYPE_BVEC4,{TYPE_VEC4,TYPE_VEC4,TYPE_VOID}},
|
|
|
|
{"equal",TYPE_BVEC2,{TYPE_IVEC2,TYPE_IVEC2,TYPE_VOID}},
|
|
{"equal",TYPE_BVEC3,{TYPE_IVEC3,TYPE_IVEC3,TYPE_VOID}},
|
|
{"equal",TYPE_BVEC4,{TYPE_IVEC4,TYPE_IVEC4,TYPE_VOID}},
|
|
|
|
{"equal",TYPE_BVEC2,{TYPE_UVEC2,TYPE_UVEC2,TYPE_VOID}},
|
|
{"equal",TYPE_BVEC3,{TYPE_UVEC3,TYPE_UVEC3,TYPE_VOID}},
|
|
{"equal",TYPE_BVEC4,{TYPE_UVEC4,TYPE_UVEC4,TYPE_VOID}},
|
|
|
|
{"equal",TYPE_BVEC2,{TYPE_BVEC2,TYPE_BVEC2,TYPE_VOID}},
|
|
{"equal",TYPE_BVEC3,{TYPE_BVEC3,TYPE_BVEC3,TYPE_VOID}},
|
|
{"equal",TYPE_BVEC4,{TYPE_BVEC4,TYPE_BVEC4,TYPE_VOID}},
|
|
|
|
{"notEqual",TYPE_BVEC2,{TYPE_VEC2,TYPE_VEC2,TYPE_VOID}},
|
|
{"notEqual",TYPE_BVEC3,{TYPE_VEC3,TYPE_VEC3,TYPE_VOID}},
|
|
{"notEqual",TYPE_BVEC4,{TYPE_VEC4,TYPE_VEC4,TYPE_VOID}},
|
|
|
|
{"notEqual",TYPE_BVEC2,{TYPE_IVEC2,TYPE_IVEC2,TYPE_VOID}},
|
|
{"notEqual",TYPE_BVEC3,{TYPE_IVEC3,TYPE_IVEC3,TYPE_VOID}},
|
|
{"notEqual",TYPE_BVEC4,{TYPE_IVEC4,TYPE_IVEC4,TYPE_VOID}},
|
|
|
|
{"notEqual",TYPE_BVEC2,{TYPE_UVEC2,TYPE_UVEC2,TYPE_VOID}},
|
|
{"notEqual",TYPE_BVEC3,{TYPE_UVEC3,TYPE_UVEC3,TYPE_VOID}},
|
|
{"notEqual",TYPE_BVEC4,{TYPE_UVEC4,TYPE_UVEC4,TYPE_VOID}},
|
|
|
|
{"notEqual",TYPE_BVEC2,{TYPE_BVEC2,TYPE_BVEC2,TYPE_VOID}},
|
|
{"notEqual",TYPE_BVEC3,{TYPE_BVEC3,TYPE_BVEC3,TYPE_VOID}},
|
|
{"notEqual",TYPE_BVEC4,{TYPE_BVEC4,TYPE_BVEC4,TYPE_VOID}},
|
|
|
|
{"any",TYPE_BOOL,{TYPE_BVEC2,TYPE_VOID}},
|
|
{"any",TYPE_BOOL,{TYPE_BVEC3,TYPE_VOID}},
|
|
{"any",TYPE_BOOL,{TYPE_BVEC4,TYPE_VOID}},
|
|
|
|
{"all",TYPE_BOOL,{TYPE_BVEC2,TYPE_VOID}},
|
|
{"all",TYPE_BOOL,{TYPE_BVEC3,TYPE_VOID}},
|
|
{"all",TYPE_BOOL,{TYPE_BVEC4,TYPE_VOID}},
|
|
|
|
{"not",TYPE_BOOL,{TYPE_BVEC2,TYPE_VOID}},
|
|
{"not",TYPE_BOOL,{TYPE_BVEC3,TYPE_VOID}},
|
|
{"not",TYPE_BOOL,{TYPE_BVEC4,TYPE_VOID}},
|
|
|
|
//builtins - texture
|
|
{"textureSize",TYPE_VEC2,{TYPE_SAMPLER2D,TYPE_INT,TYPE_VOID}},
|
|
{"textureSize",TYPE_VEC2,{TYPE_ISAMPLER2D,TYPE_INT,TYPE_VOID}},
|
|
{"textureSize",TYPE_VEC2,{TYPE_USAMPLER2D,TYPE_INT,TYPE_VOID}},
|
|
{"textureSize",TYPE_VEC2,{TYPE_SAMPLERCUBE,TYPE_INT,TYPE_VOID}},
|
|
|
|
{"texture",TYPE_VEC4,{TYPE_SAMPLER2D,TYPE_VEC2,TYPE_VOID}},
|
|
{"texture",TYPE_VEC4,{TYPE_SAMPLER2D,TYPE_VEC3,TYPE_VOID}},
|
|
{"texture",TYPE_VEC4,{TYPE_SAMPLER2D,TYPE_VEC2,TYPE_FLOAT,TYPE_VOID}},
|
|
{"texture",TYPE_VEC4,{TYPE_SAMPLER2D,TYPE_VEC3,TYPE_FLOAT,TYPE_VOID}},
|
|
|
|
{"texture",TYPE_UVEC4,{TYPE_USAMPLER2D,TYPE_VEC2,TYPE_VOID}},
|
|
{"texture",TYPE_UVEC4,{TYPE_USAMPLER2D,TYPE_VEC3,TYPE_VOID}},
|
|
{"texture",TYPE_UVEC4,{TYPE_USAMPLER2D,TYPE_VEC2,TYPE_FLOAT,TYPE_VOID}},
|
|
{"texture",TYPE_UVEC4,{TYPE_USAMPLER2D,TYPE_VEC3,TYPE_FLOAT,TYPE_VOID}},
|
|
|
|
{"texture",TYPE_IVEC4,{TYPE_ISAMPLER2D,TYPE_VEC2,TYPE_VOID}},
|
|
{"texture",TYPE_IVEC4,{TYPE_ISAMPLER2D,TYPE_VEC3,TYPE_VOID}},
|
|
{"texture",TYPE_IVEC4,{TYPE_ISAMPLER2D,TYPE_VEC2,TYPE_FLOAT,TYPE_VOID}},
|
|
{"texture",TYPE_IVEC4,{TYPE_ISAMPLER2D,TYPE_VEC3,TYPE_FLOAT,TYPE_VOID}},
|
|
|
|
{"texture",TYPE_VEC4,{TYPE_SAMPLERCUBE,TYPE_VEC3,TYPE_VOID}},
|
|
{"texture",TYPE_VEC4,{TYPE_SAMPLERCUBE,TYPE_VEC3,TYPE_FLOAT,TYPE_VOID}},
|
|
|
|
{"textureProj",TYPE_VEC4,{TYPE_SAMPLER2D,TYPE_VEC3,TYPE_VOID}},
|
|
{"textureProj",TYPE_VEC4,{TYPE_SAMPLER2D,TYPE_VEC4,TYPE_VOID}},
|
|
{"textureProj",TYPE_VEC4,{TYPE_SAMPLER2D,TYPE_VEC3,TYPE_FLOAT,TYPE_VOID}},
|
|
{"textureProj",TYPE_VEC4,{TYPE_SAMPLER2D,TYPE_VEC4,TYPE_FLOAT,TYPE_VOID}},
|
|
|
|
{"textureProj",TYPE_IVEC4,{TYPE_ISAMPLER2D,TYPE_VEC3,TYPE_VOID}},
|
|
{"textureProj",TYPE_IVEC4,{TYPE_ISAMPLER2D,TYPE_VEC4,TYPE_VOID}},
|
|
{"textureProj",TYPE_IVEC4,{TYPE_ISAMPLER2D,TYPE_VEC3,TYPE_FLOAT,TYPE_VOID}},
|
|
{"textureProj",TYPE_IVEC4,{TYPE_ISAMPLER2D,TYPE_VEC4,TYPE_FLOAT,TYPE_VOID}},
|
|
|
|
{"textureProj",TYPE_UVEC4,{TYPE_USAMPLER2D,TYPE_VEC3,TYPE_VOID}},
|
|
{"textureProj",TYPE_UVEC4,{TYPE_USAMPLER2D,TYPE_VEC4,TYPE_VOID}},
|
|
{"textureProj",TYPE_UVEC4,{TYPE_USAMPLER2D,TYPE_VEC3,TYPE_FLOAT,TYPE_VOID}},
|
|
{"textureProj",TYPE_UVEC4,{TYPE_USAMPLER2D,TYPE_VEC4,TYPE_FLOAT,TYPE_VOID}},
|
|
|
|
{"textureLod",TYPE_VEC4,{TYPE_SAMPLER2D,TYPE_VEC3,TYPE_FLOAT,TYPE_VOID}},
|
|
{"textureLod",TYPE_IVEC4,{TYPE_ISAMPLER2D,TYPE_VEC3,TYPE_FLOAT,TYPE_VOID}},
|
|
{"textureLod",TYPE_UVEC4,{TYPE_USAMPLER2D,TYPE_VEC3,TYPE_FLOAT,TYPE_VOID}},
|
|
{"textureLod",TYPE_VEC4,{TYPE_SAMPLERCUBE,TYPE_VEC3,TYPE_FLOAT,TYPE_VOID}},
|
|
|
|
{"texelFetch",TYPE_VEC4,{TYPE_SAMPLER2D,TYPE_IVEC2,TYPE_INT,TYPE_VOID}},
|
|
{"texelFetch",TYPE_IVEC4,{TYPE_ISAMPLER2D,TYPE_IVEC2,TYPE_INT,TYPE_VOID}},
|
|
{"texelFetch",TYPE_UVEC4,{TYPE_USAMPLER2D,TYPE_IVEC2,TYPE_INT,TYPE_VOID}},
|
|
|
|
{"textureProjLod",TYPE_VEC4,{TYPE_SAMPLER2D,TYPE_VEC3,TYPE_FLOAT,TYPE_VOID}},
|
|
{"textureProjLod",TYPE_VEC4,{TYPE_SAMPLER2D,TYPE_VEC4,TYPE_FLOAT,TYPE_VOID}},
|
|
|
|
{"textureProjLod",TYPE_IVEC4,{TYPE_ISAMPLER2D,TYPE_VEC3,TYPE_FLOAT,TYPE_VOID}},
|
|
{"textureProjLod",TYPE_IVEC4,{TYPE_ISAMPLER2D,TYPE_VEC4,TYPE_FLOAT,TYPE_VOID}},
|
|
|
|
{"textureProjLod",TYPE_UVEC4,{TYPE_USAMPLER2D,TYPE_VEC3,TYPE_FLOAT,TYPE_VOID}},
|
|
{"textureProjLod",TYPE_UVEC4,{TYPE_USAMPLER2D,TYPE_VEC4,TYPE_FLOAT,TYPE_VOID}},
|
|
|
|
{"textureGrad",TYPE_VEC4,{TYPE_SAMPLER2D,TYPE_VEC2,TYPE_VEC2,TYPE_VEC2,TYPE_VOID}},
|
|
{"textureGrad",TYPE_IVEC4,{TYPE_ISAMPLER2D,TYPE_VEC2,TYPE_VEC2,TYPE_VEC2,TYPE_VOID}},
|
|
{"textureGrad",TYPE_UVEC4,{TYPE_USAMPLER2D,TYPE_VEC2,TYPE_VEC2,TYPE_VEC2,TYPE_VOID}},
|
|
{"textureGrad",TYPE_VEC4,{TYPE_SAMPLERCUBE,TYPE_VEC3,TYPE_VEC3,TYPE_VEC3,TYPE_VOID}},
|
|
|
|
{"textureScreen",TYPE_VEC4,{TYPE_VEC2,TYPE_VOID}},
|
|
|
|
{"dFdx",TYPE_FLOAT,{TYPE_FLOAT,TYPE_VOID}},
|
|
{"dFdx",TYPE_VEC2,{TYPE_VEC2,TYPE_VOID}},
|
|
{"dFdx",TYPE_VEC3,{TYPE_VEC3,TYPE_VOID}},
|
|
{"dFdx",TYPE_VEC4,{TYPE_VEC4,TYPE_VOID}},
|
|
|
|
{"dFdy",TYPE_FLOAT,{TYPE_FLOAT,TYPE_VOID}},
|
|
{"dFdy",TYPE_VEC2,{TYPE_VEC2,TYPE_VOID}},
|
|
{"dFdy",TYPE_VEC3,{TYPE_VEC3,TYPE_VOID}},
|
|
{"dFdy",TYPE_VEC4,{TYPE_VEC4,TYPE_VOID}},
|
|
|
|
{"fwidth",TYPE_FLOAT,{TYPE_FLOAT,TYPE_VOID}},
|
|
{"fwidth",TYPE_VEC2,{TYPE_VEC2,TYPE_VOID}},
|
|
{"fwidth",TYPE_VEC3,{TYPE_VEC3,TYPE_VOID}},
|
|
{"fwidth",TYPE_VEC4,{TYPE_VEC4,TYPE_VOID}},
|
|
|
|
|
|
{NULL,TYPE_VOID,{TYPE_VOID}}
|
|
|
|
};
|
|
|
|
|
|
|
|
bool ShaderLanguage::_validate_function_call(BlockNode* p_block, OperatorNode *p_func,DataType *r_ret_type) {
|
|
|
|
ERR_FAIL_COND_V(p_func->op!=OP_CALL && p_func->op!=OP_CONSTRUCT,NULL);
|
|
|
|
|
|
Vector<DataType> args;
|
|
|
|
ERR_FAIL_COND_V( p_func->arguments[0]->type!=Node::TYPE_VARIABLE, NULL );
|
|
|
|
StringName name = static_cast<VariableNode*>(p_func->arguments[0])->name.operator String();
|
|
|
|
bool all_const=true;
|
|
for(int i=1;i<p_func->arguments.size();i++) {
|
|
if (p_func->arguments[i]->type!=Node::TYPE_CONSTANT)
|
|
all_const=false;
|
|
args.push_back(p_func->arguments[i]->get_datatype());
|
|
}
|
|
|
|
int argcount=args.size();
|
|
|
|
bool failed_builtin=false;
|
|
|
|
|
|
if (argcount<=4) {
|
|
// test builtins
|
|
int idx=0;
|
|
|
|
while (builtin_func_defs[idx].name) {
|
|
|
|
if (name==builtin_func_defs[idx].name) {
|
|
|
|
failed_builtin=true;
|
|
bool fail=false;
|
|
for(int i=0;i<argcount;i++) {
|
|
|
|
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
|
|
} else if (args[i]!=builtin_func_defs[idx].args[i]) {
|
|
fail=true;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (!fail && argcount<4 && builtin_func_defs[idx].args[argcount]!=TYPE_VOID)
|
|
fail=true; //make sure the number of arguments matches
|
|
|
|
if (!fail) {
|
|
|
|
if (r_ret_type)
|
|
*r_ret_type=builtin_func_defs[idx].rettype;
|
|
|
|
return true;
|
|
}
|
|
|
|
}
|
|
|
|
idx++;
|
|
}
|
|
}
|
|
|
|
if (failed_builtin) {
|
|
String err ="Invalid arguments for built-in function: "+String(name)+"(";
|
|
for(int i=0;i<argcount;i++) {
|
|
if (i>0)
|
|
err+=",";
|
|
|
|
if (p_func->arguments[i+1]->type==Node::TYPE_CONSTANT && p_func->arguments[i+1]->get_datatype()==TYPE_INT && static_cast<ConstantNode*>(p_func->arguments[i+1])->values[0].sint<0) {
|
|
err+="-";
|
|
}
|
|
err+=get_datatype_name(args[i]);
|
|
}
|
|
err+=")";
|
|
_set_error(err);
|
|
return false;
|
|
}
|
|
|
|
#if 0
|
|
if (found_builtin) {
|
|
|
|
if (p_func->op==OP_CONSTRUCT && all_const) {
|
|
|
|
|
|
Vector<float> cdata;
|
|
for(int i=0;i<argcount;i++) {
|
|
|
|
Variant v = static_cast<ConstantNode*>(p_func->arguments[i+1])->value;
|
|
switch(v.get_type()) {
|
|
|
|
case Variant::REAL: cdata.push_back(v); break;
|
|
case Variant::INT: cdata.push_back(v); break;
|
|
case Variant::VECTOR2: { Vector2 v2=v; cdata.push_back(v2.x); cdata.push_back(v2.y); } break;
|
|
case Variant::VECTOR3: { Vector3 v3=v; cdata.push_back(v3.x); cdata.push_back(v3.y); cdata.push_back(v3.z);} break;
|
|
case Variant::PLANE: { Plane v4=v; cdata.push_back(v4.normal.x); cdata.push_back(v4.normal.y); cdata.push_back(v4.normal.z); cdata.push_back(v4.d); } break;
|
|
default: ERR_FAIL_V(NULL);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
ConstantNode *cn = parser.create_node<ConstantNode>(p_func->parent);
|
|
Variant data;
|
|
switch(p_func->return_cache) {
|
|
case TYPE_FLOAT: data = cdata[0]; break;
|
|
case TYPE_VEC2:
|
|
if (cdata.size()==1)
|
|
data = Vector2(cdata[0],cdata[0]);
|
|
else
|
|
data = Vector2(cdata[0],cdata[1]);
|
|
|
|
break;
|
|
case TYPE_VEC3:
|
|
if (cdata.size()==1)
|
|
data = Vector3(cdata[0],cdata[0],cdata[0]);
|
|
else
|
|
data = Vector3(cdata[0],cdata[1],cdata[2]);
|
|
break;
|
|
case TYPE_VEC4:
|
|
if (cdata.size()==1)
|
|
data = Plane(cdata[0],cdata[0],cdata[0],cdata[0]);
|
|
else
|
|
data = Plane(cdata[0],cdata[1],cdata[2],cdata[3]);
|
|
break;
|
|
}
|
|
|
|
cn->datatype=p_func->return_cache;
|
|
cn->value=data;
|
|
return cn;
|
|
|
|
}
|
|
return p_func;
|
|
}
|
|
#endif
|
|
// try existing functions..
|
|
|
|
StringName exclude_function;
|
|
BlockNode *block = p_block;
|
|
|
|
while(block) {
|
|
|
|
if (block->parent_function) {
|
|
exclude_function=block->parent_function->name;
|
|
}
|
|
block=block->parent_block;
|
|
}
|
|
|
|
if (name==exclude_function) {
|
|
_set_error("Recursion is not allowed");
|
|
return false;
|
|
}
|
|
|
|
for(int i=0;i<shader->functions.size();i++) {
|
|
|
|
|
|
if (name != shader->functions[i].name)
|
|
continue;
|
|
|
|
if (!shader->functions[i].callable) {
|
|
_set_error("Function '"+String(name)+" can't be called from source code.");
|
|
return false;
|
|
}
|
|
|
|
FunctionNode *pfunc = shader->functions[i].function;
|
|
|
|
|
|
if (pfunc->arguments.size()!=args.size())
|
|
continue;
|
|
|
|
bool fail=false;
|
|
|
|
|
|
for(int i=0;i<args.size();i++) {
|
|
|
|
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]),pfunc->arguments[i].type)) {
|
|
//all good
|
|
} else if (args[i]!=pfunc->arguments[i].type) {
|
|
fail=true;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (!fail) {
|
|
p_func->return_cache=pfunc->return_type;
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
|
|
bool ShaderLanguage::_parse_function_arguments(BlockNode* p_block,const Map<StringName,DataType> &p_builtin_types,OperatorNode* p_func,int *r_complete_arg) {
|
|
|
|
TkPos pos = _get_tkpos();
|
|
Token tk = _get_token();
|
|
|
|
if (tk.type==TK_PARENTHESIS_CLOSE) {
|
|
return true;
|
|
}
|
|
|
|
_set_tkpos(pos);;
|
|
|
|
|
|
while(true) {
|
|
|
|
|
|
if (r_complete_arg) {
|
|
pos = _get_tkpos();
|
|
tk = _get_token();
|
|
|
|
if (tk.type==TK_CURSOR) {
|
|
|
|
*r_complete_arg=p_func->arguments.size()-1;
|
|
} else {
|
|
|
|
_set_tkpos(pos);
|
|
}
|
|
}
|
|
|
|
Node *arg= _parse_and_reduce_expression(p_block,p_builtin_types);
|
|
|
|
if (!arg) {
|
|
|
|
return false;
|
|
}
|
|
|
|
|
|
p_func->arguments.push_back(arg);
|
|
|
|
tk = _get_token();
|
|
|
|
|
|
if (tk.type==TK_PARENTHESIS_CLOSE) {
|
|
|
|
return true;
|
|
} else if (tk.type!=TK_COMMA) {
|
|
// something is broken
|
|
_set_error("Expected ',' or ')' after argument");
|
|
return false;
|
|
}
|
|
|
|
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
bool ShaderLanguage::is_token_operator(TokenType p_type) {
|
|
|
|
|
|
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 );
|
|
|
|
}
|
|
|
|
bool ShaderLanguage::convert_constant(ConstantNode* p_constant, DataType p_to_type,ConstantNode::Value *p_value) {
|
|
|
|
if (p_constant->datatype==p_to_type) {
|
|
if (p_value) {
|
|
for(int i=0;i<p_constant->values.size();i++) {
|
|
p_value[i]=p_constant->values[i];
|
|
}
|
|
}
|
|
return true;
|
|
} else if (p_constant->datatype==TYPE_INT && p_to_type==TYPE_FLOAT) {
|
|
|
|
if (p_value) {
|
|
p_value->real=p_constant->values[0].sint;
|
|
}
|
|
return true;
|
|
} else if (p_constant->datatype==TYPE_UINT && p_to_type==TYPE_FLOAT) {
|
|
|
|
if (p_value) {
|
|
p_value->real=p_constant->values[0].uint;
|
|
}
|
|
return true;
|
|
} else if (p_constant->datatype==TYPE_INT && p_to_type==TYPE_UINT) {
|
|
if (p_constant->values[0].sint<0) {
|
|
return false;
|
|
}
|
|
if (p_value) {
|
|
p_value->uint=p_constant->values[0].sint;
|
|
}
|
|
return true;
|
|
} else if (p_constant->datatype==TYPE_UINT && p_to_type==TYPE_INT) {
|
|
|
|
if (p_constant->values[0].uint>0x7FFFFFFF) {
|
|
return false;
|
|
}
|
|
if (p_value) {
|
|
p_value->sint=p_constant->values[0].uint;
|
|
}
|
|
return true;
|
|
} else
|
|
return false;
|
|
|
|
}
|
|
|
|
bool ShaderLanguage::is_scalar_type(DataType p_type) {
|
|
|
|
return p_type==TYPE_BOOL || p_type==TYPE_INT || p_type==TYPE_UINT || p_type==TYPE_FLOAT;
|
|
}
|
|
|
|
bool ShaderLanguage::is_sampler_type(DataType p_type) {
|
|
|
|
return p_type==TYPE_SAMPLER2D || p_type==TYPE_ISAMPLER2D || p_type==TYPE_USAMPLER2D || p_type==TYPE_SAMPLERCUBE;
|
|
|
|
}
|
|
|
|
void ShaderLanguage::get_keyword_list(List<String> *r_keywords) {
|
|
|
|
Set<String> kws;
|
|
|
|
int idx=0;
|
|
|
|
while(keyword_list[idx].text) {
|
|
|
|
kws.insert(keyword_list[idx].text);
|
|
idx++;
|
|
}
|
|
|
|
idx=0;
|
|
|
|
while (builtin_func_defs[idx].name) {
|
|
|
|
kws.insert(builtin_func_defs[idx].name);
|
|
|
|
idx++;
|
|
}
|
|
|
|
for(Set<String>::Element *E=kws.front();E;E=E->next()) {
|
|
r_keywords->push_back(E->get());
|
|
}
|
|
}
|
|
|
|
void ShaderLanguage::get_builtin_funcs(List<String> *r_keywords) {
|
|
|
|
|
|
Set<String> kws;
|
|
|
|
int idx=0;
|
|
|
|
while (builtin_func_defs[idx].name) {
|
|
|
|
kws.insert(builtin_func_defs[idx].name);
|
|
|
|
idx++;
|
|
}
|
|
|
|
for(Set<String>::Element *E=kws.front();E;E=E->next()) {
|
|
r_keywords->push_back(E->get());
|
|
}
|
|
}
|
|
|
|
|
|
|
|
ShaderLanguage::DataType ShaderLanguage::get_scalar_type(DataType p_type) {
|
|
|
|
static const DataType scalar_types[]={
|
|
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];
|
|
}
|
|
|
|
|
|
bool ShaderLanguage::_get_completable_identifier(BlockNode *p_block,CompletionType p_type,StringName& identifier) {
|
|
|
|
identifier=StringName();
|
|
|
|
TkPos pos;
|
|
|
|
Token tk = _get_token();
|
|
|
|
if (tk.type==TK_IDENTIFIER) {
|
|
identifier=tk.text;
|
|
pos = _get_tkpos();
|
|
tk = _get_token();
|
|
}
|
|
|
|
if (tk.type==TK_CURSOR) {
|
|
|
|
completion_type=p_type;
|
|
completion_line=tk_line;
|
|
completion_block=p_block;
|
|
|
|
pos = _get_tkpos();
|
|
tk = _get_token();
|
|
|
|
if (tk.type==TK_IDENTIFIER) {
|
|
identifier=identifier.operator String() + tk.text.operator String();
|
|
} else {
|
|
_set_tkpos(pos);
|
|
}
|
|
return true;
|
|
} else if (identifier!=StringName()){
|
|
_set_tkpos(pos);
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
|
|
|
|
ShaderLanguage::Node* ShaderLanguage::_parse_expression(BlockNode* p_block,const Map<StringName,DataType> &p_builtin_types) {
|
|
|
|
Vector<Expression> expression;
|
|
//Vector<TokenType> operators;
|
|
|
|
while(true) {
|
|
|
|
Node *expr=NULL;
|
|
TkPos prepos = _get_tkpos();
|
|
Token tk = _get_token();
|
|
TkPos pos = _get_tkpos();
|
|
|
|
|
|
if (tk.type==TK_PARENTHESIS_OPEN) {
|
|
//handle subexpression
|
|
|
|
expr = _parse_and_reduce_expression(p_block,p_builtin_types);
|
|
if (!expr)
|
|
return NULL;
|
|
|
|
tk = _get_token();
|
|
|
|
if (tk.type!=TK_PARENTHESIS_CLOSE) {
|
|
|
|
_set_error("Expected ')' in expression");
|
|
return NULL;
|
|
}
|
|
|
|
} else if (tk.type==TK_REAL_CONSTANT) {
|
|
|
|
|
|
ConstantNode *constant = alloc_node<ConstantNode>();
|
|
ConstantNode::Value v;
|
|
v.real=tk.constant;
|
|
constant->values.push_back(v);
|
|
constant->datatype=TYPE_FLOAT;
|
|
expr=constant;
|
|
|
|
} else if (tk.type==TK_INT_CONSTANT) {
|
|
|
|
|
|
ConstantNode *constant = alloc_node<ConstantNode>();
|
|
ConstantNode::Value v;
|
|
v.sint=tk.constant;
|
|
constant->values.push_back(v);
|
|
constant->datatype=TYPE_INT;
|
|
expr=constant;
|
|
|
|
} else if (tk.type==TK_TRUE) {
|
|
//print_line("found true");
|
|
|
|
//handle true constant
|
|
ConstantNode *constant = alloc_node<ConstantNode>();
|
|
ConstantNode::Value v;
|
|
v.boolean=true;
|
|
constant->values.push_back(v);
|
|
constant->datatype=TYPE_BOOL;
|
|
expr=constant;
|
|
|
|
} else if (tk.type==TK_FALSE) {
|
|
|
|
//handle false constant
|
|
ConstantNode *constant = alloc_node<ConstantNode>();
|
|
ConstantNode::Value v;
|
|
v.boolean=false;
|
|
constant->values.push_back(v);
|
|
constant->datatype=TYPE_BOOL;
|
|
expr=constant;
|
|
|
|
} else if (tk.type==TK_TYPE_VOID) {
|
|
|
|
//make sure void is not used in expression
|
|
_set_error("Void value not allowed in Expression");
|
|
return NULL;
|
|
} else if (is_token_nonvoid_datatype(tk.type)) {
|
|
//basic type constructor
|
|
|
|
OperatorNode *func = alloc_node<OperatorNode>();
|
|
func->op=OP_CONSTRUCT;
|
|
|
|
|
|
if (is_token_precision(tk.type)) {
|
|
|
|
func->return_precision_cache=get_token_precision(tk.type);
|
|
tk=_get_token();
|
|
}
|
|
|
|
VariableNode *funcname = alloc_node<VariableNode>();
|
|
funcname->name=get_datatype_name(get_token_datatype(tk.type));
|
|
func->arguments.push_back(funcname);
|
|
|
|
tk=_get_token();
|
|
if (tk.type!=TK_PARENTHESIS_OPEN) {
|
|
_set_error("Expected '(' after type name");
|
|
return NULL;
|
|
}
|
|
|
|
int carg=-1;
|
|
|
|
bool ok = _parse_function_arguments(p_block,p_builtin_types,func,&carg);
|
|
|
|
if (carg>=0) {
|
|
completion_type=COMPLETION_CALL_ARGUMENTS;
|
|
completion_line=tk_line;
|
|
completion_block=p_block;
|
|
completion_function=funcname->name;
|
|
completion_argument=carg;
|
|
}
|
|
|
|
if (!ok)
|
|
return NULL;
|
|
|
|
if (!_validate_function_call(p_block,func,&func->return_cache)) {
|
|
_set_error("No matching constructor found for: '"+String(funcname->name)+"'");
|
|
return NULL;
|
|
}
|
|
//validate_Function_call()
|
|
|
|
expr=_reduce_expression(p_block,func);
|
|
|
|
|
|
} else if (tk.type==TK_IDENTIFIER) {
|
|
|
|
_set_tkpos(prepos);
|
|
|
|
StringName identifier;
|
|
|
|
_get_completable_identifier(p_block,COMPLETION_IDENTIFIER,identifier);
|
|
|
|
|
|
tk=_get_token();
|
|
if (tk.type==TK_PARENTHESIS_OPEN) {
|
|
//a function
|
|
StringName name = identifier;
|
|
|
|
OperatorNode *func = alloc_node<OperatorNode>();
|
|
func->op=OP_CALL;
|
|
VariableNode *funcname = alloc_node<VariableNode>();
|
|
funcname->name=name;
|
|
func->arguments.push_back(funcname);
|
|
|
|
int carg=-1;
|
|
|
|
bool ok =_parse_function_arguments(p_block,p_builtin_types,func,&carg);
|
|
|
|
for(int i=0;i<shader->functions.size();i++) {
|
|
if (shader->functions[i].name==name) {
|
|
shader->functions[i].uses_function.insert(name);
|
|
}
|
|
}
|
|
|
|
|
|
|
|
if (carg>=0) {
|
|
completion_type=COMPLETION_CALL_ARGUMENTS;
|
|
completion_line=tk_line;
|
|
completion_block=p_block;
|
|
completion_function=funcname->name;
|
|
completion_argument=carg;
|
|
}
|
|
|
|
if (!ok)
|
|
return NULL;
|
|
|
|
if (!_validate_function_call(p_block,func,&func->return_cache)) {
|
|
_set_error("No matching function found for: '"+String(funcname->name)+"'");
|
|
return NULL;
|
|
}
|
|
|
|
expr=func;
|
|
|
|
} else {
|
|
//an identifier
|
|
|
|
_set_tkpos(pos);
|
|
|
|
DataType data_type;
|
|
IdentifierType ident_type;
|
|
|
|
if (!_find_identifier(p_block,p_builtin_types,identifier,&data_type,&ident_type)) {
|
|
_set_error("Unknown identifier in expression: "+String(identifier));
|
|
return NULL;
|
|
}
|
|
|
|
if (ident_type==IDENTIFIER_FUNCTION) {
|
|
_set_error("Can't use function as identifier: "+String(identifier));
|
|
return NULL;
|
|
}
|
|
|
|
|
|
VariableNode *varname = alloc_node<VariableNode>();
|
|
varname->name=identifier;
|
|
varname->datatype_cache=data_type;
|
|
expr=varname;
|
|
|
|
}
|
|
|
|
|
|
} else if (tk.type==TK_OP_ADD) {
|
|
continue; //this one does nothing
|
|
} 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) {
|
|
|
|
|
|
Expression e;
|
|
e.is_op=true;
|
|
|
|
switch(tk.type) {
|
|
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(NULL);
|
|
}
|
|
|
|
expression.push_back(e);
|
|
continue;
|
|
|
|
|
|
} else {
|
|
_set_error("Expected expression, found: "+get_token_text(tk));
|
|
return NULL;
|
|
//nothing
|
|
}
|
|
|
|
ERR_FAIL_COND_V(!expr,NULL);
|
|
|
|
|
|
/* OK now see what's NEXT to the operator.. */
|
|
/* OK now see what's NEXT to the operator.. */
|
|
/* OK now see what's NEXT to the operator.. */
|
|
|
|
while(true) {
|
|
TkPos pos = _get_tkpos();
|
|
tk=_get_token();
|
|
|
|
if (tk.type==TK_PERIOD) {
|
|
|
|
StringName identifier;
|
|
if (_get_completable_identifier(p_block,COMPLETION_INDEX,identifier)) {
|
|
completion_base=expr->get_datatype();
|
|
}
|
|
|
|
if (identifier==StringName()) {
|
|
_set_error("Expected identifier as member");
|
|
return NULL;
|
|
}
|
|
|
|
DataType dt = expr->get_datatype();
|
|
String ident = identifier;
|
|
|
|
bool ok=true;
|
|
DataType member_type;
|
|
switch(dt) {
|
|
case TYPE_BVEC2:
|
|
case TYPE_IVEC2:
|
|
case TYPE_UVEC2:
|
|
case TYPE_VEC2: {
|
|
|
|
int l = ident.length();
|
|
if (l==1) {
|
|
member_type=DataType(dt-1);
|
|
} else if (l==2) {
|
|
member_type=dt;
|
|
} else {
|
|
ok=false;
|
|
break;
|
|
}
|
|
|
|
const CharType *c=ident.ptr();
|
|
for(int i=0;i<l;i++) {
|
|
|
|
switch(c[i]) {
|
|
case 'r':
|
|
case 'g':
|
|
case 'x':
|
|
case 'y':
|
|
break;
|
|
default:
|
|
ok=false;
|
|
break;
|
|
}
|
|
}
|
|
|
|
} break;
|
|
case TYPE_BVEC3:
|
|
case TYPE_IVEC3:
|
|
case TYPE_UVEC3:
|
|
case TYPE_VEC3: {
|
|
|
|
int l = ident.length();
|
|
if (l==1) {
|
|
member_type=DataType(dt-2);
|
|
} else if (l==2) {
|
|
member_type=DataType(dt-1);
|
|
} else if (l==3) {
|
|
member_type=dt;
|
|
} else {
|
|
ok=false;
|
|
break;
|
|
}
|
|
|
|
const CharType *c=ident.ptr();
|
|
for(int i=0;i<l;i++) {
|
|
|
|
switch(c[i]) {
|
|
case 'r':
|
|
case 'g':
|
|
case 'b':
|
|
case 'x':
|
|
case 'y':
|
|
case 'z':
|
|
break;
|
|
default:
|
|
ok=false;
|
|
break;
|
|
}
|
|
}
|
|
|
|
} break;
|
|
case TYPE_BVEC4:
|
|
case TYPE_IVEC4:
|
|
case TYPE_UVEC4:
|
|
case TYPE_VEC4: {
|
|
|
|
int l = ident.length();
|
|
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;
|
|
} else {
|
|
ok=false;
|
|
break;
|
|
}
|
|
|
|
const CharType *c=ident.ptr();
|
|
for(int i=0;i<l;i++) {
|
|
|
|
switch(c[i]) {
|
|
case 'r':
|
|
case 'g':
|
|
case 'b':
|
|
case 'a':
|
|
case 'x':
|
|
case 'y':
|
|
case 'z':
|
|
case 'w':
|
|
break;
|
|
default:
|
|
ok=false;
|
|
break;
|
|
}
|
|
}
|
|
|
|
} break;
|
|
case TYPE_MAT2: ok=(ident=="x" || ident=="y"); member_type=TYPE_VEC2; break;
|
|
case TYPE_MAT3: ok=(ident=="x" || ident=="y" || ident=="z" ); member_type=TYPE_VEC3; break;
|
|
case TYPE_MAT4: ok=(ident=="x" || ident=="y" || ident=="z" || ident=="w"); member_type=TYPE_VEC4; break;
|
|
default: {}
|
|
}
|
|
|
|
if (!ok) {
|
|
|
|
_set_error("Invalid member for expression: ."+ident);
|
|
return NULL;
|
|
}
|
|
|
|
MemberNode *mn = alloc_node<MemberNode>();
|
|
mn->basetype=dt;
|
|
mn->datatype=member_type;
|
|
mn->name=ident;
|
|
mn->owner=expr;
|
|
expr=mn;
|
|
|
|
|
|
//todo
|
|
//member (period) has priority over any operator
|
|
//creates a subindexing expression in place
|
|
|
|
|
|
/*} else if (tk.type==TK_BRACKET_OPEN) {
|
|
//todo
|
|
//subindexing has priority over any operator
|
|
//creates a subindexing expression in place
|
|
|
|
*/
|
|
} else if (tk.type==TK_OP_INCREMENT || tk.type==TK_OP_DECREMENT) {
|
|
|
|
OperatorNode *op = alloc_node<OperatorNode>();
|
|
op->op=tk.type==TK_OP_DECREMENT ? OP_POST_DECREMENT : OP_POST_INCREMENT;
|
|
op->arguments.push_back(expr);
|
|
|
|
if (!_validate_operator(op,&op->return_cache)) {
|
|
_set_error("Invalid base type for increment/decrement operator");
|
|
return NULL;
|
|
}
|
|
expr=op;
|
|
} else {
|
|
|
|
_set_tkpos(pos);
|
|
break;
|
|
}
|
|
}
|
|
|
|
Expression e;
|
|
e.is_op=false;
|
|
e.node=expr;
|
|
expression.push_back(e);
|
|
|
|
pos = _get_tkpos();
|
|
tk = _get_token();
|
|
|
|
if (is_token_operator(tk.type)) {
|
|
|
|
Expression o;
|
|
o.is_op=true;
|
|
|
|
switch(tk.type) {
|
|
|
|
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;
|
|
default: {
|
|
_set_error("Invalid token for operator: "+get_token_text(tk));
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
expression.push_back(o);
|
|
|
|
} else {
|
|
_set_tkpos(pos); //something else, so rollback and end
|
|
break;
|
|
}
|
|
}
|
|
|
|
|
|
|
|
/* Reduce the set set of expressions and place them in an operator tree, respecting precedence */
|
|
|
|
while(expression.size()>1) {
|
|
|
|
int next_op=-1;
|
|
int min_priority=0xFFFFF;
|
|
bool is_unary=false;
|
|
bool is_ternary=false;
|
|
|
|
for(int i=0;i<expression.size();i++) {
|
|
|
|
if (!expression[i].is_op) {
|
|
|
|
continue;
|
|
}
|
|
|
|
bool unary=false;
|
|
bool ternary=false;
|
|
|
|
int priority;
|
|
switch(expression[i].op) {
|
|
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;
|
|
case OP_NOT: priority=3; unary=true; break;
|
|
case OP_NEGATE: priority=3; unary=true; break;
|
|
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;
|
|
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: ERR_FAIL_V(NULL); //unexpected operator
|
|
|
|
}
|
|
|
|
if (priority<min_priority) {
|
|
// < is used for left to right (default)
|
|
// <= is used for right to left
|
|
next_op=i;
|
|
min_priority=priority;
|
|
is_unary=unary;
|
|
is_ternary=ternary;
|
|
}
|
|
|
|
}
|
|
|
|
ERR_FAIL_COND_V(next_op==-1,NULL);
|
|
|
|
// OK! create operator..
|
|
// OK! create operator..
|
|
if (is_unary) {
|
|
|
|
int expr_pos=next_op;
|
|
while(expression[expr_pos].is_op) {
|
|
|
|
expr_pos++;
|
|
if (expr_pos==expression.size()) {
|
|
//can happen..
|
|
_set_error("Unexpected end of expression..");
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
//consecutively do unary opeators
|
|
for(int i=expr_pos-1;i>=next_op;i--) {
|
|
|
|
OperatorNode *op = alloc_node<OperatorNode>();
|
|
op->op=expression[i].op;
|
|
op->arguments.push_back(expression[i+1].node);
|
|
|
|
expression[i].is_op=false;
|
|
expression[i].node=op;
|
|
|
|
|
|
if (!_validate_operator(op,&op->return_cache)) {
|
|
|
|
String at;
|
|
for(int i=0;i<op->arguments.size();i++) {
|
|
if (i>0)
|
|
at+=" and ";
|
|
at+=get_datatype_name(op->arguments[i]->get_datatype());
|
|
|
|
}
|
|
_set_error("Invalid arguments to unary operator '"+get_operator_text(op->op)+"' :" +at);
|
|
return NULL;
|
|
}
|
|
expression.remove(i+1);
|
|
}
|
|
|
|
} else if (is_ternary) {
|
|
|
|
if (next_op <1 || next_op>=(expression.size()-1)) {
|
|
_set_error("Parser bug..");
|
|
ERR_FAIL_V(NULL);
|
|
}
|
|
|
|
if (next_op+2 >= expression.size() || !expression[next_op+2].is_op || expression[next_op+2].op!=OP_SELECT_ELSE) {
|
|
_set_error("Mising matching ':' for select operator");
|
|
return NULL;
|
|
}
|
|
|
|
|
|
|
|
OperatorNode *op = alloc_node<OperatorNode>();
|
|
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);
|
|
|
|
expression[next_op-1].is_op=false;
|
|
expression[next_op-1].node=op;
|
|
if (!_validate_operator(op,&op->return_cache)) {
|
|
|
|
String at;
|
|
for(int i=0;i<op->arguments.size();i++) {
|
|
if (i>0)
|
|
at+=" and ";
|
|
at+=get_datatype_name(op->arguments[i]->get_datatype());
|
|
|
|
}
|
|
_set_error("Invalid argument to ternary ?: operator: "+at);
|
|
return NULL;
|
|
}
|
|
|
|
for(int i=0;i<4;i++) {
|
|
expression.remove(next_op);
|
|
}
|
|
|
|
} else {
|
|
|
|
if (next_op <1 || next_op>=(expression.size()-1)) {
|
|
_set_error("Parser bug..");
|
|
ERR_FAIL_V(NULL);
|
|
}
|
|
|
|
OperatorNode *op = alloc_node<OperatorNode>();
|
|
op->op=expression[next_op].op;
|
|
|
|
if (expression[next_op-1].is_op) {
|
|
|
|
_set_error("Parser bug..");
|
|
ERR_FAIL_V(NULL);
|
|
}
|
|
|
|
if (expression[next_op+1].is_op) {
|
|
// this is not invalid and can really appear
|
|
// but it becomes invalid anyway because no binary op
|
|
// can be followed by an unary op in a valid combination,
|
|
// due to how precedence works, unaries will always dissapear first
|
|
|
|
_set_error("Parser bug..");
|
|
|
|
}
|
|
|
|
|
|
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
|
|
expression[next_op-1].node=op;
|
|
|
|
//replace all 3 nodes by this operator and make it an expression
|
|
|
|
if (!_validate_operator(op,&op->return_cache)) {
|
|
|
|
String at;
|
|
for(int i=0;i<op->arguments.size();i++) {
|
|
if (i>0)
|
|
at+=" and ";
|
|
at+=get_datatype_name(op->arguments[i]->get_datatype());
|
|
|
|
}
|
|
_set_error("Invalid arguments to operator '"+get_operator_text(op->op)+"' :" +at);
|
|
return NULL;
|
|
}
|
|
|
|
expression.remove(next_op);
|
|
expression.remove(next_op);
|
|
}
|
|
|
|
}
|
|
|
|
return expression[0].node;
|
|
}
|
|
|
|
|
|
ShaderLanguage::Node* ShaderLanguage::_reduce_expression(BlockNode *p_block, ShaderLanguage::Node *p_node) {
|
|
|
|
if (p_node->type!=Node::TYPE_OPERATOR)
|
|
return p_node;
|
|
|
|
//for now only reduce simple constructors
|
|
OperatorNode *op=static_cast<OperatorNode*>(p_node);
|
|
|
|
if (op->op==OP_CONSTRUCT) {
|
|
|
|
|
|
ERR_FAIL_COND_V(op->arguments[0]->type!=Node::TYPE_VARIABLE,p_node);
|
|
VariableNode *vn = static_cast<VariableNode*>(op->arguments[0]);
|
|
// StringName name=vn->name;
|
|
|
|
DataType base=get_scalar_type(op->get_datatype());
|
|
|
|
Vector<ConstantNode::Value> values;
|
|
|
|
|
|
for(int i=1;i<op->arguments.size();i++) {
|
|
|
|
|
|
op->arguments[i]=_reduce_expression(p_block,op->arguments[i]);
|
|
if (op->arguments[i]->type==Node::TYPE_CONSTANT) {
|
|
ConstantNode *cn = static_cast<ConstantNode*>(op->arguments[i]);
|
|
|
|
if (get_scalar_type(cn->datatype)==base) {
|
|
|
|
for(int j=0;j<cn->values.size();j++) {
|
|
values.push_back(cn->values[j]);
|
|
}
|
|
} else if (get_scalar_type(cn->datatype)==cn->datatype) {
|
|
|
|
ConstantNode::Value v;
|
|
if (!convert_constant(cn,base,&v)) {
|
|
return p_node;
|
|
}
|
|
values.push_back(v);
|
|
} else {
|
|
return p_node;
|
|
}
|
|
|
|
} else {
|
|
return p_node;
|
|
}
|
|
}
|
|
|
|
|
|
ConstantNode *cn=alloc_node<ConstantNode>();
|
|
cn->datatype=op->get_datatype();
|
|
cn->values=values;
|
|
return cn;
|
|
} else if (op->op==OP_NEGATE) {
|
|
|
|
op->arguments[0]=_reduce_expression(p_block,op->arguments[0]);
|
|
if (op->arguments[0]->type==Node::TYPE_CONSTANT) {
|
|
|
|
ConstantNode *cn = static_cast<ConstantNode*>(op->arguments[0]);
|
|
|
|
DataType base=get_scalar_type(cn->datatype);
|
|
|
|
Vector<ConstantNode::Value> values;
|
|
|
|
for(int i=0;i<cn->values.size();i++) {
|
|
|
|
ConstantNode::Value nv;
|
|
switch(base) {
|
|
case TYPE_BOOL: {
|
|
nv.boolean=!cn->values[i].boolean;
|
|
} break;
|
|
case TYPE_INT: {
|
|
nv.sint=-cn->values[i].sint;
|
|
} break;
|
|
case TYPE_UINT: {
|
|
nv.uint=-cn->values[i].uint;
|
|
} break;
|
|
case TYPE_FLOAT: {
|
|
nv.real=-cn->values[i].real;
|
|
} break;
|
|
default: {}
|
|
}
|
|
|
|
values.push_back(nv);
|
|
}
|
|
|
|
|
|
cn->values=values;
|
|
return cn;
|
|
}
|
|
}
|
|
|
|
return p_node;
|
|
|
|
|
|
}
|
|
|
|
|
|
ShaderLanguage::Node* ShaderLanguage::_parse_and_reduce_expression(BlockNode *p_block, const Map<StringName,DataType> &p_builtin_types) {
|
|
|
|
|
|
ShaderLanguage::Node* expr = _parse_expression(p_block,p_builtin_types);
|
|
if (!expr) //errored
|
|
return NULL;
|
|
|
|
expr = _reduce_expression(p_block,expr);
|
|
|
|
return expr;
|
|
}
|
|
|
|
|
|
|
|
|
|
Error ShaderLanguage::_parse_block(BlockNode* p_block,const Map<StringName,DataType> &p_builtin_types,bool p_just_one,bool p_can_break,bool p_can_continue) {
|
|
|
|
while(true) {
|
|
|
|
TkPos pos = _get_tkpos();
|
|
|
|
Token tk = _get_token();
|
|
if (tk.type==TK_CURLY_BRACKET_CLOSE) { //end of block
|
|
if (p_just_one) {
|
|
_set_error("Unexpected '}'");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
|
|
return OK;
|
|
|
|
} else if (is_token_precision(tk.type) || is_token_nonvoid_datatype(tk.type)) {
|
|
DataPrecision precision=PRECISION_DEFAULT;
|
|
if (is_token_precision(tk.type)) {
|
|
precision=get_token_precision(tk.type);
|
|
tk = _get_token();
|
|
if (!is_token_nonvoid_datatype(tk.type)) {
|
|
_set_error("Expected datatype after precission");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
}
|
|
|
|
DataType type = get_token_datatype(tk.type);
|
|
|
|
tk = _get_token();
|
|
|
|
while(true) {
|
|
|
|
if (tk.type!=TK_IDENTIFIER) {
|
|
_set_error("Expected identifier after type");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
|
|
StringName name = tk.text;
|
|
if (_find_identifier(p_block,p_builtin_types,name)) {
|
|
_set_error("Redefinition of '"+String(name)+"'");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
|
|
BlockNode::Variable var;
|
|
var.type=type;
|
|
var.precision=precision;
|
|
var.line=tk_line;
|
|
p_block->variables[name]=var;
|
|
|
|
tk = _get_token();
|
|
|
|
if (tk.type==TK_OP_ASSIGN) {
|
|
//variable creted with assignment! must parse an expression
|
|
Node* n = _parse_and_reduce_expression(p_block,p_builtin_types);
|
|
if (!n)
|
|
return ERR_PARSE_ERROR;
|
|
|
|
OperatorNode *assign = alloc_node<OperatorNode>();
|
|
VariableNode *vnode = alloc_node<VariableNode>();
|
|
vnode->name=name;
|
|
vnode->datatype_cache=type;
|
|
assign->arguments.push_back(vnode);
|
|
assign->arguments.push_back(n);
|
|
assign->op=OP_ASSIGN;
|
|
p_block->statements.push_back(assign);
|
|
tk = _get_token();
|
|
}
|
|
|
|
if (tk.type==TK_COMMA) {
|
|
tk = _get_token();
|
|
//another variable
|
|
} else if (tk.type==TK_SEMICOLON) {
|
|
break;
|
|
} else {
|
|
_set_error("Expected ',' or ';' after variable");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
}
|
|
} else if (tk.type==TK_CURLY_BRACKET_OPEN) {
|
|
//a sub block, just because..
|
|
BlockNode* block = alloc_node<BlockNode>();
|
|
block->parent_block=p_block;
|
|
_parse_block(block,p_builtin_types,false,p_can_break,p_can_continue);
|
|
p_block->statements.push_back(block);
|
|
} else if (tk.type==TK_CF_IF) {
|
|
//if () {}
|
|
tk = _get_token();
|
|
if (tk.type!=TK_PARENTHESIS_OPEN) {
|
|
_set_error("Expected '(' after if");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
|
|
ControlFlowNode *cf = alloc_node<ControlFlowNode>();
|
|
cf->flow_op=FLOW_OP_IF;
|
|
Node* n = _parse_and_reduce_expression(p_block,p_builtin_types);
|
|
if (!n)
|
|
return ERR_PARSE_ERROR;
|
|
|
|
tk = _get_token();
|
|
if (tk.type!=TK_PARENTHESIS_CLOSE) {
|
|
_set_error("Expected '(' after expression");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
|
|
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);
|
|
|
|
|
|
Error err=_parse_block(block,p_builtin_types,true,p_can_break,p_can_continue);
|
|
|
|
pos=_get_tkpos();
|
|
tk = _get_token();
|
|
if (tk.type==TK_CF_ELSE) {
|
|
|
|
block = alloc_node<BlockNode>();
|
|
block->parent_block=p_block;
|
|
cf->blocks.push_back(block);
|
|
err=_parse_block(block,p_builtin_types,true,p_can_break,p_can_continue);
|
|
|
|
} else {
|
|
_set_tkpos(pos); //rollback
|
|
}
|
|
|
|
} else {
|
|
|
|
//nothng else, so expression
|
|
_set_tkpos(pos); //rollback
|
|
Node*expr = _parse_and_reduce_expression(p_block,p_builtin_types);
|
|
if (!expr)
|
|
return ERR_PARSE_ERROR;
|
|
p_block->statements.push_back(expr);
|
|
tk = _get_token();
|
|
|
|
if (tk.type!=TK_SEMICOLON) {
|
|
_set_error("Expected ';' after statement");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
}
|
|
|
|
if (p_just_one)
|
|
break;
|
|
}
|
|
|
|
return OK;
|
|
}
|
|
|
|
|
|
Error ShaderLanguage::_parse_shader(const Map< StringName, Map<StringName,DataType> > &p_functions, const Set<String> &p_render_modes) {
|
|
|
|
|
|
Token tk = _get_token();
|
|
|
|
int texture_uniforms = 0;
|
|
int uniforms =0;
|
|
|
|
while(tk.type!=TK_EOF) {
|
|
|
|
switch(tk.type) {
|
|
case TK_RENDER_MODE: {
|
|
|
|
while(true) {
|
|
|
|
StringName mode;
|
|
_get_completable_identifier(NULL,COMPLETION_RENDER_MODE,mode);
|
|
|
|
if (mode==StringName()) {
|
|
_set_error("Expected identifier for render mode");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
|
|
if (!p_render_modes.has(mode)) {
|
|
_set_error("Invalid render mode: '"+String(mode)+"'");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
|
|
if (shader->render_modes.find(mode)!=-1) {
|
|
_set_error("Duplicate render mode: '"+String(mode)+"'");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
|
|
shader->render_modes.push_back(mode);
|
|
|
|
tk = _get_token();
|
|
if (tk.type==TK_COMMA) {
|
|
//all good, do nothing
|
|
} else if (tk.type==TK_SEMICOLON) {
|
|
break; //done
|
|
} else {
|
|
_set_error("Unexpected token: "+get_token_text(tk));
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
}
|
|
} break;
|
|
case TK_UNIFORM:
|
|
case TK_VARYING: {
|
|
|
|
bool uniform = tk.type==TK_UNIFORM;
|
|
DataPrecision precision = PRECISION_DEFAULT;
|
|
DataType type;
|
|
StringName name;
|
|
|
|
tk = _get_token();
|
|
if (is_token_precision(tk.type)) {
|
|
precision=get_token_precision(tk.type);
|
|
tk = _get_token();
|
|
}
|
|
|
|
if (!is_token_datatype(tk.type)) {
|
|
_set_error("Expected datatype. ");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
|
|
type = get_token_datatype(tk.type);
|
|
|
|
if (type==TYPE_VOID) {
|
|
_set_error("void datatype not allowed here");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
if (!uniform && type<TYPE_FLOAT && type>TYPE_VEC4) {
|
|
_set_error("Invalid type for varying, only float,vec2,vec3,vec4 allowed.");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
|
|
tk = _get_token();
|
|
if (tk.type!=TK_IDENTIFIER) {
|
|
_set_error("Expected identifier!");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
|
|
name=tk.text;
|
|
|
|
if (_find_identifier(NULL,Map<StringName,DataType>(),name)) {
|
|
_set_error("Redefinition of '"+String(name)+"'");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
|
|
if (uniform) {
|
|
|
|
ShaderNode::Uniform uniform;
|
|
|
|
if (is_sampler_type(type)) {
|
|
uniform.texture_order=texture_uniforms++;
|
|
uniform.order=-1;
|
|
} else {
|
|
uniform.texture_order=-1;
|
|
uniform.order=uniforms++;
|
|
}
|
|
uniform.type=type;
|
|
uniform.precission=precision;
|
|
|
|
//todo parse default value
|
|
|
|
tk = _get_token();
|
|
if (tk.type==TK_OP_ASSIGN) {
|
|
|
|
Node* expr = _parse_and_reduce_expression(NULL,Map<StringName,DataType>());
|
|
if (!expr)
|
|
return ERR_PARSE_ERROR;
|
|
if (expr->type!=Node::TYPE_CONSTANT) {
|
|
_set_error("Expected constant expression after '='");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
|
|
ConstantNode* cn = static_cast<ConstantNode*>(expr);
|
|
|
|
uniform.default_value.resize(cn->values.size());
|
|
|
|
if (!convert_constant(cn,uniform.type,uniform.default_value.ptr())) {
|
|
_set_error("Can't convert constant to "+get_datatype_name(uniform.type));
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
tk = _get_token();
|
|
}
|
|
|
|
if (tk.type==TK_COLON) {
|
|
//hint
|
|
|
|
tk = _get_token();
|
|
if (tk.type==TK_HINT_WHITE_TEXTURE) {
|
|
uniform.hint=ShaderNode::Uniform::HINT_WHITE;
|
|
} else if (tk.type==TK_HINT_BLACK_TEXTURE) {
|
|
uniform.hint=ShaderNode::Uniform::HINT_BLACK;
|
|
} else if (tk.type==TK_HINT_NORMAL_TEXTURE) {
|
|
uniform.hint=ShaderNode::Uniform::HINT_NORMAL;
|
|
} else if (tk.type==TK_HINT_ANISO_TEXTURE) {
|
|
uniform.hint=ShaderNode::Uniform::HINT_ANISO;
|
|
} else if (tk.type==TK_HINT_ALBEDO_TEXTURE) {
|
|
uniform.hint=ShaderNode::Uniform::HINT_ALBEDO;
|
|
} else if (tk.type==TK_HINT_BLACK_ALBEDO_TEXTURE) {
|
|
uniform.hint=ShaderNode::Uniform::HINT_BLACK_ALBEDO;
|
|
} else if (tk.type==TK_HINT_COLOR) {
|
|
if (type!=TYPE_VEC4) {
|
|
_set_error("Color hint is for vec4 only");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
uniform.hint=ShaderNode::Uniform::HINT_COLOR;
|
|
} else if (tk.type==TK_HINT_RANGE) {
|
|
|
|
uniform.hint=ShaderNode::Uniform::HINT_RANGE;
|
|
if (type!=TYPE_FLOAT && type!=TYPE_INT) {
|
|
_set_error("Range hint is for float and int only");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
|
|
tk = _get_token();
|
|
if (tk.type!=TK_PARENTHESIS_OPEN) {
|
|
_set_error("Expected '(' after hint_range");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
|
|
tk = _get_token();
|
|
|
|
float sign=1.0;
|
|
|
|
if (tk.type==TK_OP_SUB) {
|
|
sign=-1.0;
|
|
tk = _get_token();
|
|
}
|
|
|
|
if (tk.type!=TK_REAL_CONSTANT && tk.type!=TK_INT_CONSTANT) {
|
|
_set_error("Expected integer constant");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
|
|
uniform.hint_range[0]=tk.constant;
|
|
uniform.hint_range[0]*=sign;
|
|
|
|
tk = _get_token();
|
|
|
|
if (tk.type!=TK_COMMA) {
|
|
_set_error("Expected ',' after integer constant");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
|
|
tk = _get_token();
|
|
|
|
sign=1.0;
|
|
|
|
if (tk.type==TK_OP_SUB) {
|
|
sign=-1.0;
|
|
tk = _get_token();
|
|
}
|
|
|
|
|
|
if (tk.type!=TK_REAL_CONSTANT && tk.type!=TK_INT_CONSTANT) {
|
|
_set_error("Expected integer constant after ','");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
|
|
uniform.hint_range[1]=tk.constant;
|
|
uniform.hint_range[1]*=sign;
|
|
|
|
tk = _get_token();
|
|
|
|
if (tk.type==TK_COMMA) {
|
|
tk = _get_token();
|
|
|
|
if (tk.type!=TK_REAL_CONSTANT && tk.type!=TK_INT_CONSTANT) {
|
|
_set_error("Expected integer constant after ','");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
|
|
uniform.hint_range[2]=tk.constant;
|
|
tk = _get_token();
|
|
} else {
|
|
if (type==TYPE_INT) {
|
|
uniform.hint_range[2]=1;
|
|
} else {
|
|
uniform.hint_range[2]=0.001;
|
|
}
|
|
}
|
|
|
|
if (tk.type!=TK_PARENTHESIS_CLOSE) {
|
|
_set_error("Expected ','");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
|
|
|
|
} else {
|
|
_set_error("Expected valid type hint after ':'.");
|
|
}
|
|
|
|
if (uniform.hint!=ShaderNode::Uniform::HINT_RANGE && uniform.hint!=ShaderNode::Uniform::HINT_NONE && uniform.hint!=ShaderNode::Uniform::HINT_COLOR && type <=TYPE_MAT4) {
|
|
_set_error("This hint is only for sampler types");
|
|
return ERR_PARSE_ERROR;
|
|
|
|
}
|
|
|
|
tk = _get_token();
|
|
}
|
|
|
|
shader->uniforms[name]=uniform;
|
|
|
|
if (tk.type!=TK_SEMICOLON) {
|
|
_set_error("Expected ';'");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
} else {
|
|
|
|
ShaderNode::Varying varying;
|
|
varying.type=type;
|
|
varying.precission=precision;
|
|
shader->varyings[name]=varying;
|
|
|
|
tk = _get_token();
|
|
if (tk.type!=TK_SEMICOLON) {
|
|
_set_error("Expected ';'");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
} break;
|
|
default: {
|
|
//function
|
|
|
|
DataPrecision precision = PRECISION_DEFAULT;
|
|
DataType type;
|
|
StringName name;
|
|
|
|
if (is_token_precision(tk.type)) {
|
|
precision=get_token_precision(tk.type);
|
|
tk = _get_token();
|
|
}
|
|
|
|
if (!is_token_datatype(tk.type)) {
|
|
_set_error("Expected funtion, uniform or varying ");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
|
|
type = get_token_datatype(tk.type);
|
|
|
|
_get_completable_identifier(NULL,COMPLETION_MAIN_FUNCTION,name);
|
|
|
|
if (name==StringName()) {
|
|
_set_error("Expected function name after datatype");
|
|
return ERR_PARSE_ERROR;
|
|
|
|
}
|
|
|
|
|
|
if (_find_identifier(NULL,Map<StringName,DataType>(),name)) {
|
|
_set_error("Redefinition of '"+String(name)+"'");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
|
|
tk = _get_token();
|
|
if (tk.type!=TK_PARENTHESIS_OPEN) {
|
|
_set_error("Expected '(' after identifier");
|
|
return ERR_PARSE_ERROR;
|
|
|
|
}
|
|
|
|
|
|
Map<StringName,DataType> builtin_types;
|
|
if (p_functions.has(name)) {
|
|
builtin_types=p_functions[name];
|
|
}
|
|
|
|
ShaderNode::Function function;
|
|
|
|
function.callable=!p_functions.has(name);
|
|
function.name=name;
|
|
|
|
FunctionNode* func_node=alloc_node<FunctionNode>();
|
|
|
|
function.function=func_node;
|
|
|
|
shader->functions.push_back(function);
|
|
|
|
func_node->name=name;
|
|
func_node->return_type=type;
|
|
func_node->return_precision=precision;
|
|
|
|
func_node->body = alloc_node<BlockNode>();
|
|
func_node->body->parent_function=func_node;
|
|
|
|
|
|
tk = _get_token();
|
|
|
|
while(true) {
|
|
if (tk.type==TK_PARENTHESIS_CLOSE) {
|
|
break;
|
|
}
|
|
|
|
DataType ptype;
|
|
StringName pname;
|
|
DataPrecision pprecision = PRECISION_DEFAULT;
|
|
|
|
if (is_token_precision(tk.type)) {
|
|
pprecision=get_token_precision(tk.type);
|
|
tk = _get_token();
|
|
}
|
|
|
|
if (!is_token_datatype(tk.type)) {
|
|
_set_error("Expected a valid datatype for argument");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
|
|
ptype=get_token_datatype(tk.type);
|
|
|
|
if (ptype==TYPE_VOID) {
|
|
_set_error("void not allowed in argument");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
|
|
tk = _get_token();
|
|
|
|
if (tk.type!=TK_IDENTIFIER) {
|
|
_set_error("Expected identifier for argument name");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
|
|
pname = tk.text;
|
|
|
|
if (_find_identifier(func_node->body,builtin_types,pname)) {
|
|
_set_error("Redefinition of '"+String(pname)+"'");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
FunctionNode::Argument arg;
|
|
arg.type=ptype;
|
|
arg.name=pname;
|
|
arg.precision=pprecision;
|
|
|
|
func_node->arguments.push_back(arg);
|
|
|
|
tk = _get_token();
|
|
|
|
|
|
if (tk.type==TK_COMMA) {
|
|
tk = _get_token();
|
|
//do none and go on
|
|
} else if (tk.type!=TK_PARENTHESIS_CLOSE) {
|
|
_set_error("Expected ',' or ')' after identifier");
|
|
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) {
|
|
_set_error("Function '"+String(name)+"' expects no arguments.");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
if (func_node->return_type!=TYPE_VOID) {
|
|
_set_error("Function '"+String(name)+"' must be of void return type.");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
}
|
|
|
|
|
|
//all good let's parse inside the fucntion!
|
|
tk = _get_token();
|
|
if (tk.type!=TK_CURLY_BRACKET_OPEN) {
|
|
_set_error("Expected '{' to begin function");
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
|
|
current_function = name;
|
|
|
|
Error err = _parse_block(func_node->body,builtin_types);
|
|
if (err)
|
|
return err;
|
|
|
|
current_function=StringName();
|
|
}
|
|
}
|
|
|
|
tk = _get_token();
|
|
}
|
|
|
|
return OK;
|
|
}
|
|
|
|
Error ShaderLanguage::compile(const String& p_code, const Map< StringName, Map<StringName,DataType> > &p_functions, const Set<String> &p_render_modes) {
|
|
|
|
clear();
|
|
|
|
code=p_code;
|
|
|
|
nodes=NULL;
|
|
|
|
shader = alloc_node<ShaderNode>();
|
|
Error err = _parse_shader(p_functions,p_render_modes);
|
|
|
|
if (err!=OK) {
|
|
return err;
|
|
}
|
|
return OK;
|
|
}
|
|
|
|
Error ShaderLanguage::complete(const String& p_code,const Map< StringName, Map<StringName,DataType> > &p_functions,const Set<String>& p_render_modes,List<String>* r_options,String& r_call_hint) {
|
|
|
|
clear();
|
|
|
|
code=p_code;
|
|
|
|
nodes=NULL;
|
|
|
|
shader = alloc_node<ShaderNode>();
|
|
Error err = _parse_shader(p_functions,p_render_modes);
|
|
|
|
switch(completion_type) {
|
|
|
|
case COMPLETION_NONE: {
|
|
//do none
|
|
return ERR_PARSE_ERROR;
|
|
} break;
|
|
case COMPLETION_RENDER_MODE: {
|
|
for(const Set<String>::Element *E=p_render_modes.front();E;E=E->next()) {
|
|
|
|
r_options->push_back(E->get());
|
|
}
|
|
|
|
return OK;
|
|
} break;
|
|
case COMPLETION_MAIN_FUNCTION: {
|
|
|
|
for(const Map< StringName, Map<StringName,DataType> >::Element *E=p_functions.front();E;E=E->next()) {
|
|
|
|
r_options->push_back(E->key());
|
|
}
|
|
|
|
return OK;
|
|
} break;
|
|
case COMPLETION_IDENTIFIER:
|
|
case COMPLETION_FUNCTION_CALL: {
|
|
|
|
bool comp_ident=completion_type==COMPLETION_IDENTIFIER;
|
|
Set<String> matches;
|
|
|
|
StringName skip_function;
|
|
|
|
BlockNode *block=completion_block;
|
|
|
|
|
|
while(block) {
|
|
|
|
if (comp_ident) {
|
|
for (const Map<StringName,BlockNode::Variable>::Element *E=block->variables.front();E;E=E->next()) {
|
|
|
|
if (E->get().line<completion_line) {
|
|
matches.insert(E->key());
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
if (block->parent_function) {
|
|
if (comp_ident) {
|
|
for(int i=0;i<block->parent_function->arguments.size();i++) {
|
|
matches.insert(block->parent_function->arguments[i].name);
|
|
}
|
|
}
|
|
skip_function=block->parent_function->name;
|
|
}
|
|
block=block->parent_block;
|
|
}
|
|
|
|
if (comp_ident && skip_function!=StringName() && p_functions.has(skip_function)) {
|
|
|
|
for (Map<StringName,DataType>::Element *E=p_functions[skip_function].front();E;E=E->next()) {
|
|
matches.insert(E->key());
|
|
}
|
|
}
|
|
|
|
if (comp_ident) {
|
|
for (const Map<StringName,ShaderNode::Varying>::Element *E=shader->varyings.front();E;E=E->next()) {
|
|
matches.insert(E->key());
|
|
|
|
}
|
|
for (const Map<StringName,ShaderNode::Uniform>::Element *E=shader->uniforms.front();E;E=E->next()) {
|
|
matches.insert(E->key());
|
|
}
|
|
|
|
|
|
}
|
|
|
|
for(int i=0;i<shader->functions.size();i++) {
|
|
if (!shader->functions[i].callable || shader->functions[i].name==skip_function)
|
|
continue;
|
|
matches.insert(String(shader->functions[i].name)+"(");
|
|
}
|
|
|
|
int idx=0;
|
|
|
|
while (builtin_func_defs[idx].name) {
|
|
|
|
matches.insert(String(builtin_func_defs[idx].name)+"(");
|
|
idx++;
|
|
}
|
|
|
|
for(Set<String>::Element *E=matches.front();E;E=E->next()) {
|
|
r_options->push_back(E->get());
|
|
}
|
|
|
|
return OK;
|
|
|
|
} break;
|
|
case COMPLETION_CALL_ARGUMENTS: {
|
|
|
|
for(int i=0;i<shader->functions.size();i++) {
|
|
if (!shader->functions[i].callable)
|
|
continue;
|
|
if (shader->functions[i].name==completion_function) {
|
|
|
|
String calltip;
|
|
|
|
calltip+=get_datatype_name( shader->functions[i].function->return_type );
|
|
calltip+=" ";
|
|
calltip+=shader->functions[i].name;
|
|
calltip+="(";
|
|
|
|
for(int j=0;j<shader->functions[i].function->arguments.size();j++) {
|
|
|
|
if (j>0)
|
|
calltip+=", ";
|
|
else
|
|
calltip+=" ";
|
|
|
|
if (j==completion_argument) {
|
|
calltip+=CharType(0xFFFF);
|
|
}
|
|
|
|
calltip+=get_datatype_name(shader->functions[i].function->arguments[j].type);
|
|
calltip+=" ";
|
|
calltip+=shader->functions[i].function->arguments[j].name;
|
|
|
|
if (j==completion_argument) {
|
|
calltip+=CharType(0xFFFF);
|
|
}
|
|
|
|
}
|
|
|
|
if (shader->functions[i].function->arguments.size())
|
|
calltip+=" ";
|
|
calltip+=")";
|
|
|
|
r_call_hint=calltip;
|
|
return OK;
|
|
}
|
|
|
|
}
|
|
|
|
int idx=0;
|
|
|
|
String calltip;
|
|
|
|
while (builtin_func_defs[idx].name) {
|
|
|
|
if (completion_function==builtin_func_defs[idx].name) {
|
|
|
|
if (calltip.length())
|
|
calltip+="\n";
|
|
|
|
calltip+=get_datatype_name( builtin_func_defs[idx].rettype );
|
|
calltip+=" ";
|
|
calltip+=builtin_func_defs[idx].name;
|
|
calltip+="(";
|
|
|
|
bool found_arg=false;
|
|
for(int i=0;i<4;i++) {
|
|
|
|
if (builtin_func_defs[idx].args[i]==TYPE_VOID)
|
|
break;
|
|
|
|
if (i>0)
|
|
calltip+=", ";
|
|
else
|
|
calltip+=" ";
|
|
|
|
if (i==completion_argument) {
|
|
calltip+=CharType(0xFFFF);
|
|
}
|
|
|
|
calltip+=get_datatype_name(builtin_func_defs[idx].args[i]);
|
|
|
|
if (i==completion_argument) {
|
|
calltip+=CharType(0xFFFF);
|
|
}
|
|
|
|
found_arg=true;
|
|
|
|
}
|
|
|
|
if (found_arg)
|
|
calltip+=" ";
|
|
calltip+=")";
|
|
|
|
|
|
}
|
|
idx++;
|
|
}
|
|
|
|
r_call_hint=calltip;
|
|
|
|
return OK;
|
|
|
|
} break;
|
|
case COMPLETION_INDEX: {
|
|
|
|
const char colv[4]={'r','g','b','a'};
|
|
const char coordv[4]={'x','y','z','w'};
|
|
|
|
|
|
int limit=0;
|
|
|
|
switch(completion_base) {
|
|
case TYPE_BVEC2:
|
|
case TYPE_IVEC2:
|
|
case TYPE_UVEC2:
|
|
case TYPE_VEC2: {
|
|
limit=2;
|
|
|
|
} break;
|
|
case TYPE_BVEC3:
|
|
case TYPE_IVEC3:
|
|
case TYPE_UVEC3:
|
|
case TYPE_VEC3: {
|
|
|
|
limit=3;
|
|
|
|
} break;
|
|
case TYPE_BVEC4:
|
|
case TYPE_IVEC4:
|
|
case TYPE_UVEC4:
|
|
case TYPE_VEC4: {
|
|
|
|
limit=4;
|
|
|
|
} break;
|
|
case TYPE_MAT2: limit=2; break;
|
|
case TYPE_MAT3: limit=3; break;
|
|
case TYPE_MAT4: limit=4; break;
|
|
default: {}
|
|
}
|
|
|
|
for(int i=0;i<limit;i++) {
|
|
r_options->push_back(String::chr(colv[i]));
|
|
r_options->push_back(String::chr(coordv[i]));
|
|
}
|
|
|
|
} break;
|
|
|
|
|
|
}
|
|
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
|
|
String ShaderLanguage::get_error_text() {
|
|
|
|
return error_str;
|
|
}
|
|
|
|
int ShaderLanguage::get_error_line() {
|
|
|
|
return error_line;
|
|
}
|
|
|
|
ShaderLanguage::ShaderNode *ShaderLanguage::get_shader() {
|
|
|
|
return shader;
|
|
}
|
|
|
|
ShaderLanguage::ShaderLanguage() {
|
|
|
|
nodes=NULL;
|
|
}
|
|
|
|
ShaderLanguage::~ShaderLanguage() {
|
|
|
|
clear();
|
|
}
|
|
|
|
|