105 lines
5.3 KiB
C++
105 lines
5.3 KiB
C++
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/*************************************************************************/
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/* rasterizer_canvas_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) 2007-2021 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2021 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 RASTERIZERCANVASGLES2_H
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#define RASTERIZERCANVASGLES2_H
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#include "drivers/gles_common/rasterizer_platforms.h"
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#ifdef GLES2_BACKEND_ENABLED
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#include "drivers/gles_common/rasterizer_canvas_batcher.h"
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#include "drivers/gles_common/rasterizer_version.h"
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#include "rasterizer_canvas_base_gles2.h"
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class RasterizerSceneGLES2;
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class RasterizerCanvasGLES2 : public RasterizerCanvasBaseGLES2, public RasterizerCanvasBatcher<RasterizerCanvasGLES2, RasterizerStorageGLES2> {
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friend class RasterizerCanvasBatcher<RasterizerCanvasGLES2, RasterizerStorageGLES2>;
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public:
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virtual void canvas_render_items_begin(const Color &p_modulate, Light *p_light, const Transform2D &p_base_transform);
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virtual void canvas_render_items_end();
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void canvas_render_items_internal(Item *p_item_list, int p_z, const Color &p_modulate, Light *p_light, const Transform2D &p_base_transform);
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virtual void canvas_begin() override;
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virtual void canvas_end() override;
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void canvas_render_items(RID p_to_render_target, Item *p_item_list, const Color &p_modulate, Light *p_light_list, Light *p_directional_list, const Transform2D &p_canvas_transform, RS::CanvasItemTextureFilter p_default_filter, RS::CanvasItemTextureRepeat p_default_repeat, bool p_snap_2d_vertices_to_pixel, bool &r_sdf_used) override {
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storage->frame.current_rt = nullptr;
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//if (p_to_render_target.is_valid())
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// print_line("canvas_render_items " + itos(p_to_render_target.get_id()) );
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// print_line("canvas_render_items ");
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// first set the current render target
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storage->_set_current_render_target(p_to_render_target);
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// binds the render target (framebuffer)
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canvas_begin();
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canvas_render_items_begin(p_modulate, p_light_list, p_canvas_transform);
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canvas_render_items_internal(p_item_list, 0, p_modulate, p_light_list, p_canvas_transform);
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canvas_render_items_end();
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canvas_end();
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// not sure why these are needed to get frame to render?
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storage->_set_current_render_target(RID());
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// storage->frame.current_rt = nullptr;
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// canvas_begin();
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// canvas_end();
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}
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private:
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// legacy codepath .. to remove after testing
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void _legacy_canvas_render_item(Item *p_ci, RenderItemState &r_ris);
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// high level batch funcs
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void canvas_render_items_implementation(Item *p_item_list, int p_z, const Color &p_modulate, Light *p_light, const Transform2D &p_base_transform);
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//void render_joined_item(const BItemJoined &p_bij, RenderItemState &r_ris);
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//bool try_join_item(Item *p_ci, RenderItemState &r_ris, bool &r_batch_break);
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void render_batches(Item::Command *const *p_commands, Item *p_current_clip, bool &r_reclip, RasterizerStorageGLES2::Material *p_material);
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// low level batch funcs
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// void _batch_upload_buffers();
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// void _batch_render_generic(const Batch &p_batch, RasterizerStorageGLES2::Material *p_material);
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// void _batch_render_lines(const Batch &p_batch, RasterizerStorageGLES2::Material *p_material, bool p_anti_alias);
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// funcs used from rasterizer_canvas_batcher template
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void gl_enable_scissor(int p_x, int p_y, int p_width, int p_height) const;
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void gl_disable_scissor() const;
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public:
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void initialize();
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RasterizerCanvasGLES2();
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};
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#endif // GLES2_BACKEND_ENABLED
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#endif // RASTERIZERCANVASGLES2_H
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