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https://github.com/thorvg/thorvg.git
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90 lines
3.8 KiB
C++
90 lines
3.8 KiB
C++
/*
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* Copyright (c) 2023 - 2024 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_WG_RENDER_TARGET_H_
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#define _TVG_WG_RENDER_TARGET_H_
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#include "tvgWgRenderData.h"
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class WgRenderStorage {
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private:
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// texture buffers
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WgBindGroupCanvas mBindGroupCanvas;
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WGPURenderPassEncoder mRenderPassEncoder{};
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WgPipelines* mPipelines{}; // external handle
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public:
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WGPUTexture texColor{};
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WGPUTexture texStencil{};
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WGPUTextureView texViewColor{};
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WGPUTextureView texViewStencil{};
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WgBindGroupTextureStorageRgba bindGroupTexStorageRgba;
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WgBindGroupTextureStorageBgra bindGroupTexStorageBgra;
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uint32_t width{};
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uint32_t height{};
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uint32_t workgroupsCountX{};
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uint32_t workgroupsCountY{};
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public:
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void initialize(WgContext& context, uint32_t w, uint32_t h, uint32_t samples = 1, WGPUTextureFormat format = WGPUTextureFormat_RGBA8Unorm);
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void release(WgContext& context);
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void beginRenderPass(WGPUCommandEncoder commandEncoder, bool clear);
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void endRenderPass();
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void renderShape(WgContext& context, WgRenderDataShape* renderData, WgPipelineBlendType blendType);
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void renderPicture(WgContext& context, WgRenderDataPicture* renderData, WgPipelineBlendType blendType);
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void clear(WGPUCommandEncoder commandEncoder);
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void blend(WGPUCommandEncoder commandEncoder, WgRenderStorage* targetSrc, WgBindGroupBlendMethod* blendMethod);
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void compose(WGPUCommandEncoder commandEncoder, WgRenderStorage* targetMsk, WgBindGroupCompositeMethod* composeMethod, WgBindGroupOpacity* opacity);
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void composeBlend(
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WgContext& context,
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WGPUCommandEncoder commandEncoder,
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WgRenderStorage* texMsk,
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WgRenderStorage* texSrc,
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WgBindGroupCompositeMethod* composeMethod,
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WgBindGroupBlendMethod* blendMethod,
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WgBindGroupOpacity* opacity);
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void antialias(WGPUCommandEncoder commandEncoder, WgRenderStorage* targetSrc);
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private:
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void drawShapeWinding(WgContext& context, WgRenderDataShape* renderData, WgPipelineBlendType blendType);
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void drawShapeEvenOdd(WgContext& context, WgRenderDataShape* renderData, WgPipelineBlendType blendType);
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void drawStroke(WgContext& context, WgRenderDataShape* renderData, WgPipelineBlendType blendType);
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void dispatchWorkgroups(WGPUComputePassEncoder computePassEncoder);
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WGPUComputePassEncoder beginComputePass(WGPUCommandEncoder commandEncoder);
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void endComputePass(WGPUComputePassEncoder computePassEncoder);
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};
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class WgRenderStoragePool {
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private:
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Array<WgRenderStorage*> mList;
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Array<WgRenderStorage*> mPool;
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public:
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WgRenderStorage* allocate(WgContext& context, uint32_t w, uint32_t h, uint32_t samples = 1);
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void free(WgContext& context, WgRenderStorage* renderTarget);
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void release(WgContext& context);
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};
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#endif
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