1 files changed, 107 insertions, 0 deletions
diff --git a/drivers/gles3/rasterizer_canvas_gles3.h b/drivers/gles3/rasterizer_canvas_gles3.h
new file mode 100644
index 0000000000..670310068c
--- /dev/null
+++ b/drivers/gles3/rasterizer_canvas_gles3.h
@@ -0,0 +1,107 @@
+#ifndef RASTERIZERCANVASGLES3_H
+#define RASTERIZERCANVASGLES3_H
+
+#include "servers/visual/rasterizer.h"
+#include "rasterizer_storage_gles3.h"
+#include "shaders/canvas_shadow.glsl.h"
+
+
+class RasterizerCanvasGLES3 : public RasterizerCanvas {
+public:
+
+	struct CanvasItemUBO {
+
+		float projection_matrix[16];
+		float time[4];
+
+	};
+
+	struct Data {
+
+		GLuint canvas_quad_vertices;
+		GLuint canvas_quad_array;
+
+		GLuint primitive_quad_buffer;
+		GLuint primitive_quad_buffer_arrays[4];
+
+	} data;
+
+	struct State {
+		CanvasItemUBO canvas_item_ubo_data;
+		GLuint canvas_item_ubo;
+		bool canvas_texscreen_used;
+		CanvasShaderGLES3 canvas_shader;
+		CanvasShadowShaderGLES3 canvas_shadow_shader;
+
+		bool using_texture_rect;
+
+
+		RID current_tex;
+		RasterizerStorageGLES3::Texture *current_tex_ptr;
+
+		Transform vp;
+
+		Color canvas_item_modulate;
+		Matrix32 extra_matrix;
+		Matrix32 final_transform;
+
+	} state;
+
+	RasterizerStorageGLES3 *storage;
+
+	struct LightInternal : public RID_Data {
+
+		struct UBOData {
+
+			float light_matrix[16];
+			float local_matrix[16];
+			float shadow_matrix[16];
+			float color[4];
+			float shadow_color[4];
+			float light_pos[2];
+			float shadowpixel_size;
+			float shadow_gradient;
+			float light_height;
+			float light_outside_alpha;
+			float shadow_distance_mult;
+		} ubo_data;
+
+		GLuint ubo;
+	};
+
+	RID_Owner<LightInternal> light_internal_owner;
+
+	virtual RID light_internal_create();
+	virtual void light_internal_update(RID p_rid, Light* p_light);
+	virtual void light_internal_free(RID p_rid);
+
+
+	virtual void canvas_begin();
+	virtual void canvas_end();
+
+	_FORCE_INLINE_ void _set_texture_rect_mode(bool p_enable);
+	_FORCE_INLINE_ RasterizerStorageGLES3::Texture* _bind_canvas_texture(const RID& p_texture);
+
+	_FORCE_INLINE_ void _draw_gui_primitive(int p_points, const Vector2 *p_vertices, const Color* p_colors, const Vector2 *p_uvs);
+	_FORCE_INLINE_ void _draw_polygon(int p_vertex_count, const int* p_indices, const Vector2* p_vertices, const Vector2* p_uvs, const Color* p_colors,const RID& p_texture,bool p_singlecolor);
+	_FORCE_INLINE_ void _canvas_item_render_commands(Item *p_item,Item *current_clip,bool &reclip);
+
+
+	virtual void canvas_render_items(Item *p_item_list,int p_z,const Color& p_modulate,Light *p_light);
+	virtual void canvas_debug_viewport_shadows(Light* p_lights_with_shadow);
+
+	virtual void canvas_light_shadow_buffer_update(RID p_buffer, const Matrix32& p_light_xform, int p_light_mask,float p_near, float p_far, LightOccluderInstance* p_occluders, CameraMatrix *p_xform_cache);
+
+
+	virtual void reset_canvas();
+
+	void draw_generic_textured_rect(const Rect2& p_rect, const Rect2& p_src);
+
+
+	void initialize();
+	void finalize();
+
+	RasterizerCanvasGLES3();
+};
+
+#endif // RASTERIZERCANVASGLES3_H