1 /* 2 * Copyright 2022 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_SDFTextRenderStep_DEFINED 9 #define skgpu_graphite_render_SDFTextRenderStep_DEFINED 10 11 #include "src/base/SkVx.h" 12 #include "src/gpu/graphite/Renderer.h" 13 14 #include <string> 15 16 namespace skgpu::graphite { 17 18 class DrawParams; 19 class DrawWriter; 20 class PipelineDataGatherer; 21 struct ResourceBindingRequirements; 22 23 class SDFTextRenderStep final : public RenderStep { 24 public: 25 SDFTextRenderStep(); 26 27 ~SDFTextRenderStep() override; 28 29 std::string vertexSkSL() const override; 30 std::string texturesAndSamplersSkSL(const ResourceBindingRequirements&, 31 int* nextBindingIndex) const override; 32 const char* fragmentCoverageSkSL() const override; 33 34 void writeVertices(DrawWriter*, const DrawParams&, skvx::uint2 ssboIndices) const override; 35 void writeUniformsAndTextures(const DrawParams&, PipelineDataGatherer*) const override; 36 }; 37 38 } // namespace skgpu::graphite 39 40 #endif // skgpu_graphite_render_SDFTextRenderStep_DEFINED 41