| /* |
| * Copyright 2016 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #ifndef GrVkPipelineStateBuilder_DEFINED |
| #define GrVkPipelineStateBuilder_DEFINED |
| |
| #include "include/gpu/vk/GrVkTypes.h" |
| #include "src/gpu/ganesh/GrPipeline.h" |
| #include "src/gpu/ganesh/glsl/GrGLSLProgramBuilder.h" |
| #include "src/gpu/ganesh/vk/GrVkPipelineState.h" |
| #include "src/gpu/ganesh/vk/GrVkUniformHandler.h" |
| #include "src/gpu/ganesh/vk/GrVkVaryingHandler.h" |
| #include "src/sksl/SkSLCompiler.h" |
| #include "src/sksl/ir/SkSLProgram.h" |
| |
| class GrProgramDesc; |
| class GrVkGpu; |
| class GrVkRenderPass; |
| class SkReadBuffer; |
| |
| class GrVkPipelineStateBuilder : public GrGLSLProgramBuilder { |
| public: |
| /** Generates a pipeline state. |
| * |
| * The return GrVkPipelineState implements the supplied GrProgramInfo. |
| * |
| * @return the created pipeline if generation was successful; nullptr otherwise |
| */ |
| static GrVkPipelineState* CreatePipelineState(GrVkGpu*, |
| const GrProgramDesc&, |
| const GrProgramInfo&, |
| VkRenderPass compatibleRenderPass, |
| bool overrideSubpassForResolveLoad); |
| |
| const GrCaps* caps() const override; |
| |
| GrVkGpu* gpu() const { return fGpu; } |
| |
| SkSL::Compiler* shaderCompiler() const override; |
| |
| void finalizeFragmentSecondaryColor(GrShaderVar& outputColor) override; |
| |
| private: |
| GrVkPipelineStateBuilder(GrVkGpu*, const GrProgramDesc&, const GrProgramInfo&); |
| |
| GrVkPipelineState* finalize(const GrProgramDesc&, VkRenderPass compatibleRenderPass, |
| bool overrideSupbassForResolveLoad); |
| |
| // returns number of shader stages |
| int loadShadersFromCache(SkReadBuffer* cached, VkShaderModule outShaderModules[], |
| VkPipelineShaderStageCreateInfo* outStageInfo); |
| |
| void storeShadersInCache(const std::string shaders[], const SkSL::Program::Inputs inputs[], |
| bool isSkSL); |
| |
| bool createVkShaderModule(VkShaderStageFlagBits stage, |
| const std::string& sksl, |
| VkShaderModule* shaderModule, |
| VkPipelineShaderStageCreateInfo* stageInfo, |
| const SkSL::ProgramSettings& settings, |
| std::string* outSPIRV, |
| SkSL::Program::Inputs* outInputs); |
| |
| bool installVkShaderModule(VkShaderStageFlagBits stage, |
| const GrGLSLShaderBuilder& builder, |
| VkShaderModule* shaderModule, |
| VkPipelineShaderStageCreateInfo* stageInfo, |
| std::string spirv, |
| SkSL::Program::Inputs inputs); |
| |
| GrGLSLUniformHandler* uniformHandler() override { return &fUniformHandler; } |
| const GrGLSLUniformHandler* uniformHandler() const override { return &fUniformHandler; } |
| GrGLSLVaryingHandler* varyingHandler() override { return &fVaryingHandler; } |
| |
| GrVkGpu* fGpu; |
| GrVkVaryingHandler fVaryingHandler; |
| GrVkUniformHandler fUniformHandler; |
| |
| using INHERITED = GrGLSLProgramBuilder; |
| }; |
| |
| #endif |