xref: /aosp_15_r20/external/skia/src/gpu/graphite/render/PerEdgeAAQuadRenderStep.h (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17)
1 /*
2  * Copyright 2023 Google LLC
3  *
4  * Use of this source code is governed by a BSD-style license that can be
5  * found in the LICENSE file.
6  */
7 
8 #ifndef skgpu_graphite_render_PerEdgeAAQuadRenderStep_DEFINED
9 #define skgpu_graphite_render_PerEdgeAAQuadRenderStep_DEFINED
10 
11 #include "src/base/SkVx.h"
12 #include "src/gpu/graphite/Renderer.h"
13 #include "src/gpu/graphite/ResourceTypes.h"
14 
15 #include <string>
16 
17 namespace skgpu::graphite {
18 
19 class DrawParams;
20 class DrawWriter;
21 class PipelineDataGatherer;
22 class StaticBufferManager;
23 
24 class PerEdgeAAQuadRenderStep final : public RenderStep {
25 public:
26     PerEdgeAAQuadRenderStep(StaticBufferManager* bufferManager);
27 
28     ~PerEdgeAAQuadRenderStep() override;
29 
30     std::string vertexSkSL() const override;
31     const char* fragmentCoverageSkSL() const override;
32 
33     void writeVertices(DrawWriter*, const DrawParams&, skvx::uint2 ssboIndices) const override;
34     void writeUniformsAndTextures(const DrawParams&, PipelineDataGatherer*) const override;
35 
36 private:
37     // Points to the static buffers holding the fixed indexed vertex template for drawing instances.
38     BindBufferInfo fVertexBuffer;
39     BindBufferInfo fIndexBuffer;
40 };
41 
42 }  // namespace skgpu::graphite
43 
44 #endif // skgpu_render_PerEdgeAAQuadRenderStep_DEFINED
45