c2290dbedd
Batching is mostly separated into a common template which can be used with multiple backends (GLES2 and GLES3 here). Only necessary specifics are in the backend files. Batching is extended to cover more primitives.
146 lines
5.7 KiB
C++
146 lines
5.7 KiB
C++
/*************************************************************************/
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/* rasterizer_canvas_base_gles2.h */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
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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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#ifndef RASTERIZERCANVASBASEGLES2_H
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#define RASTERIZERCANVASBASEGLES2_H
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#include "drivers/gles_common/rasterizer_array.h"
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#include "rasterizer_storage_gles2.h"
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#include "servers/visual/rasterizer.h"
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#include "shaders/canvas.glsl.gen.h"
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#include "shaders/lens_distorted.glsl.gen.h"
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#include "drivers/gles_common/rasterizer_storage_common.h"
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#include "shaders/canvas_shadow.glsl.gen.h"
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class RasterizerCanvasBaseGLES2 : public RasterizerCanvas {
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public:
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enum {
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INSTANCE_ATTRIB_BASE = 8,
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};
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struct Uniforms {
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Transform projection_matrix;
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Transform2D modelview_matrix;
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Transform2D extra_matrix;
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Color final_modulate;
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float time;
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};
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struct Data {
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GLuint canvas_quad_vertices;
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GLuint polygon_buffer;
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GLuint polygon_index_buffer;
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uint32_t polygon_buffer_size;
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uint32_t polygon_index_buffer_size;
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GLuint ninepatch_vertices;
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GLuint ninepatch_elements;
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} data;
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struct State {
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Uniforms uniforms;
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bool canvas_texscreen_used;
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CanvasShaderGLES2 canvas_shader;
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CanvasShadowShaderGLES2 canvas_shadow_shader;
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LensDistortedShaderGLES2 lens_shader;
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bool using_texture_rect;
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bool using_light_angle;
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bool using_modulate;
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bool using_large_vertex;
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bool using_ninepatch;
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bool using_skeleton;
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Transform2D skeleton_transform;
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Transform2D skeleton_transform_inverse;
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Size2i skeleton_texture_size;
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RID current_tex;
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RID current_normal;
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RasterizerStorageGLES2::Texture *current_tex_ptr;
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Transform vp;
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Light *using_light;
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bool using_shadow;
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bool using_transparent_rt;
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} state;
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typedef void Texture;
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RasterizerSceneGLES2 *scene_render;
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RasterizerStorageGLES2 *storage;
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void _set_uniforms();
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virtual RID light_internal_create();
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virtual void light_internal_update(RID p_rid, Light *p_light);
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virtual void light_internal_free(RID p_rid);
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virtual void canvas_begin();
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virtual void canvas_end();
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void _draw_gui_primitive(int p_points, const Vector2 *p_vertices, const Color *p_colors, const Vector2 *p_uvs, const float *p_light_angles = nullptr);
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void _draw_polygon(const int *p_indices, int p_index_count, int p_vertex_count, const Vector2 *p_vertices, const Vector2 *p_uvs, const Color *p_colors, bool p_singlecolor, const float *p_weights = NULL, const int *p_bones = NULL);
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void _draw_generic(GLuint p_primitive, int p_vertex_count, const Vector2 *p_vertices, const Vector2 *p_uvs, const Color *p_colors, bool p_singlecolor);
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void _draw_generic_indices(GLuint p_primitive, const int *p_indices, int p_index_count, int p_vertex_count, const Vector2 *p_vertices, const Vector2 *p_uvs, const Color *p_colors, bool p_singlecolor);
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void _bind_quad_buffer();
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void _copy_texscreen(const Rect2 &p_rect);
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void _copy_screen(const Rect2 &p_rect);
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virtual void draw_window_margins(int *black_margin, RID *black_image);
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void draw_generic_textured_rect(const Rect2 &p_rect, const Rect2 &p_src);
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void draw_lens_distortion_rect(const Rect2 &p_rect, float p_k1, float p_k2, const Vector2 &p_eye_center, float p_oversample);
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virtual void reset_canvas();
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virtual void canvas_light_shadow_buffer_update(RID p_buffer, const Transform2D &p_light_xform, int p_light_mask, float p_near, float p_far, LightOccluderInstance *p_occluders, CameraMatrix *p_xform_cache);
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virtual void canvas_debug_viewport_shadows(Light *p_lights_with_shadow);
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RasterizerStorageGLES2::Texture *_bind_canvas_texture(const RID &p_texture, const RID &p_normal_map);
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void _set_texture_rect_mode(bool p_texture_rect, bool p_light_angle = false, bool p_modulate = false, bool p_large_vertex = false);
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void initialize();
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void finalize();
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RasterizerCanvasBaseGLES2();
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};
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#endif // RASTERIZERCANVASBASEGLES2_H
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