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https://github.com/thorvg/thorvg.git
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86 lines
3.4 KiB
C++
86 lines
3.4 KiB
C++
/*
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* Copyright (c) 2020 - 2023 the ThorVG project. All rights reserved.
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef _TVG_GL_RENDERER_H_
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#define _TVG_GL_RENDERER_H_
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#include <vector>
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#include "tvgGlRenderTask.h"
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#include "tvgGlGpuBuffer.h"
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class GlRenderer : public RenderMethod
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{
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public:
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enum RenderTypes
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{
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RT_Color = 0,
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RT_LinGradient,
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RT_RadGradient,
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RT_Image,
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RT_None,
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};
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Surface surface = {nullptr, 0, 0, 0, ColorSpace::Unsupported, true};
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RenderData prepare(const RenderShape& rshape, RenderData data, const RenderTransform* transform, Array<RenderData>& clips, uint8_t opacity, RenderUpdateFlag flags, bool clipper) override;
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RenderData prepare(const Array<RenderData>& scene, RenderData data, const RenderTransform* transform, Array<RenderData>& clips, uint8_t opacity, RenderUpdateFlag flags) override;
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RenderData prepare(Surface* surface, const RenderMesh* mesh, RenderData data, const RenderTransform* transform, Array<RenderData>& clips, uint8_t opacity, RenderUpdateFlag flags) override;
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bool preRender() override;
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bool renderShape(RenderData data) override;
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bool renderImage(RenderData data) override;
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bool postRender() override;
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bool dispose(RenderData data) override;;
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RenderRegion region(RenderData data) override;
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RenderRegion viewport() override;
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bool viewport(const RenderRegion& vp) override;
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bool blend(BlendMethod method) override;
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ColorSpace colorSpace() override;
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bool target(uint32_t* buffer, uint32_t stride, uint32_t w, uint32_t h);
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bool sync() override;
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bool clear() override;
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Compositor* target(const RenderRegion& region, ColorSpace cs) override;
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bool beginComposite(Compositor* cmp, CompositeMethod method, uint8_t opacity) override;
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bool endComposite(Compositor* cmp) override;
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static GlRenderer* gen();
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static int init(TVG_UNUSED uint32_t threads);
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static int32_t init();
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static int term();
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private:
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GlRenderer();
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~GlRenderer();
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void initShaders();
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void drawPrimitive(GlShape& sdata, uint8_t r, uint8_t g, uint8_t b, uint8_t a, RenderUpdateFlag flag);
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void drawPrimitive(GlShape& sdata, const Fill* fill, RenderUpdateFlag flag);
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std::unique_ptr<GlStageBuffer> mGpuBuffer;
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vector<std::unique_ptr<GlProgram>> mPrograms;
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vector<std::unique_ptr<GlRenderTask>> mRenderTasks;
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};
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#endif /* _TVG_GL_RENDERER_H_ */
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