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Diffstat (limited to 'drivers/gles2/rasterizer_canvas_gles2.h')
| -rw-r--r-- | drivers/gles2/rasterizer_canvas_gles2.h | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/drivers/gles2/rasterizer_canvas_gles2.h b/drivers/gles2/rasterizer_canvas_gles2.h new file mode 100644 index 0000000000..4eab8c6038 --- /dev/null +++ b/drivers/gles2/rasterizer_canvas_gles2.h @@ -0,0 +1,129 @@ +/*************************************************************************/ +/* rasterizer_canvas_gles2.h */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */ +/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md) */ +/* */ +/* Permission is hereby granted, free of charge, to any person obtaining */ +/* a copy of this software and associated documentation files (the */ +/* "Software"), to deal in the Software without restriction, including */ +/* without limitation the rights to use, copy, modify, merge, publish, */ +/* distribute, sublicense, and/or sell copies of the Software, and to */ +/* permit persons to whom the Software is furnished to do so, subject to */ +/* the following conditions: */ +/* */ +/* The above copyright notice and this permission notice shall be */ +/* included in all copies or substantial portions of the Software. */ +/* */ +/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ +/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ +/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ +/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ +/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ +/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ +/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ +/*************************************************************************/ +#ifndef RASTERIZERCANVASGLES2_H +#define RASTERIZERCANVASGLES2_H + +#include "rasterizer_storage_gles2.h" +#include "servers/visual/rasterizer.h" + +#include "shaders/canvas.glsl.gen.h" + +// #include "shaders/canvas_shadow.glsl.gen.h" + +class RasterizerSceneGLES2; + +class RasterizerCanvasGLES2 : public RasterizerCanvas { +public: + struct Uniforms { + Transform projection_matrix; + + Transform2D modelview_matrix; + Transform2D extra_matrix; + + Color final_modulate; + + float time; + }; + + struct Data { + + GLuint canvas_quad_vertices; + GLuint polygon_buffer; + GLuint polygon_index_buffer; + + uint32_t polygon_buffer_size; + + GLuint ninepatch_vertices; + GLuint ninepatch_elements; + + } data; + + struct State { + Uniforms uniforms; + bool canvas_texscreen_used; + CanvasShaderGLES2 canvas_shader; + // CanvasShadowShaderGLES3 canvas_shadow_shader; + + bool using_texture_rect; + bool using_ninepatch; + + RID current_tex; + RID current_normal; + RasterizerStorageGLES2::Texture *current_tex_ptr; + + Transform vp; + + } state; + + typedef void Texture; + + RasterizerSceneGLES2 *scene_render; + + RasterizerStorageGLES2 *storage; + + virtual RID light_internal_create(); + virtual void light_internal_update(RID p_rid, Light *p_light); + virtual void light_internal_free(RID p_rid); + + void _set_uniforms(); + + virtual void canvas_begin(); + virtual void canvas_end(); + + _FORCE_INLINE_ void _set_texture_rect_mode(bool p_enable, bool p_ninepatch = false); + + _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(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); + _FORCE_INLINE_ 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); + + _FORCE_INLINE_ void _canvas_item_render_commands(Item *p_item, Item *current_clip, bool &reclip); + _FORCE_INLINE_ void _copy_texscreen(const Rect2 &p_rect); + + virtual void canvas_render_items(Item *p_item_list, int p_z, const Color &p_modulate, Light *p_light, const Transform2D &p_base_transform); + virtual void canvas_debug_viewport_shadows(Light *p_lights_with_shadow); + + 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); + + virtual void reset_canvas(); + + RasterizerStorageGLES2::Texture *_bind_canvas_texture(const RID &p_texture, const RID &p_normal_map); + + void _bind_quad_buffer(); + void draw_generic_textured_rect(const Rect2 &p_rect, const Rect2 &p_src); + + void initialize(); + void finalize(); + + virtual void draw_window_margins(int *black_margin, RID *black_image); + + RasterizerCanvasGLES2(); +}; + +#endif // RASTERIZERCANVASGLES2_H |