| /* |
| * Copyright 2021 Google LLC |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #ifndef skgpu_graphite_GraphicsPipelineDesc_DEFINED |
| #define skgpu_graphite_GraphicsPipelineDesc_DEFINED |
| |
| #include "src/gpu/graphite/Renderer.h" |
| #include "src/gpu/graphite/UniquePaintParamsID.h" |
| |
| namespace skgpu::graphite { |
| |
| /** |
| * GraphicsPipelineDesc represents the state needed to create a backend specific GraphicsPipeline, |
| * minus the target-specific properties that can be inferred from the DrawPass and RenderPassTask. |
| */ |
| class GraphicsPipelineDesc { |
| public: |
| GraphicsPipelineDesc(const RenderStep* renderStep, UniquePaintParamsID paintID) |
| : fRenderStepID(renderStep->uniqueID()) |
| , fPaintID(paintID) {} |
| |
| bool operator==(const GraphicsPipelineDesc& that) const { |
| return fRenderStepID == that.fRenderStepID && fPaintID == that.fPaintID; |
| } |
| |
| bool operator!=(const GraphicsPipelineDesc& other) const { |
| return !(*this == other); |
| } |
| |
| // Describes the geometric portion of the pipeline's program and the pipeline's fixed state |
| // (except for renderpass-level state that will never change between draws). |
| uint32_t renderStepID() const { return fRenderStepID; } |
| // UniqueID of the required PaintParams |
| UniquePaintParamsID paintParamsID() const { return fPaintID; } |
| |
| private: |
| // Each RenderStep defines a fixed set of attributes and rasterization state, as well as the |
| // shader fragments that control the geometry and coverage calculations. The RenderStep's shader |
| // is combined with the rest of the shader generated from the PaintParams. Because each |
| // RenderStep is fixed, its pointer can be used as a proxy for everything that it specifies in |
| // the GraphicsPipeline. |
| uint32_t fRenderStepID; |
| UniquePaintParamsID fPaintID; |
| }; |
| |
| } // namespace skgpu::graphite |
| |
| #endif // skgpu_graphite_GraphicsPipelineDesc_DEFINED |