| /* |
| * Copyright 2017 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| /************************************************************************************************** |
| *** This file was autogenerated from GrBlurredEdgeFragmentProcessor.fp; do not modify. |
| **************************************************************************************************/ |
| #include "GrBlurredEdgeFragmentProcessor.h" |
| |
| #include "src/gpu/GrTexture.h" |
| #include "src/gpu/glsl/GrGLSLFragmentProcessor.h" |
| #include "src/gpu/glsl/GrGLSLFragmentShaderBuilder.h" |
| #include "src/gpu/glsl/GrGLSLProgramBuilder.h" |
| #include "src/sksl/SkSLCPP.h" |
| #include "src/sksl/SkSLUtil.h" |
| class GrGLSLBlurredEdgeFragmentProcessor : public GrGLSLFragmentProcessor { |
| public: |
| GrGLSLBlurredEdgeFragmentProcessor() {} |
| void emitCode(EmitArgs& args) override { |
| GrGLSLFPFragmentBuilder* fragBuilder = args.fFragBuilder; |
| const GrBlurredEdgeFragmentProcessor& _outer = |
| args.fFp.cast<GrBlurredEdgeFragmentProcessor>(); |
| (void)_outer; |
| auto mode = _outer.mode; |
| (void)mode; |
| SkString _input308(args.fInputColor); |
| SkString _sample308 = this->invokeChild(0, _input308.c_str(), args); |
| fragBuilder->codeAppendf( |
| R"SkSL(half inputAlpha = %s.w; |
| half factor = 1.0 - inputAlpha; |
| @switch (%d) { |
| case 0: |
| factor = exp((-factor * factor) * 4.0) - 0.017999999225139618; |
| break; |
| case 1: |
| factor = smoothstep(1.0, 0.0, factor); |
| break; |
| } |
| %s = half4(factor); |
| )SkSL", |
| _sample308.c_str(), (int)_outer.mode, args.fOutputColor); |
| } |
| |
| private: |
| void onSetData(const GrGLSLProgramDataManager& pdman, |
| const GrFragmentProcessor& _proc) override {} |
| }; |
| GrGLSLFragmentProcessor* GrBlurredEdgeFragmentProcessor::onCreateGLSLInstance() const { |
| return new GrGLSLBlurredEdgeFragmentProcessor(); |
| } |
| void GrBlurredEdgeFragmentProcessor::onGetGLSLProcessorKey(const GrShaderCaps& caps, |
| GrProcessorKeyBuilder* b) const { |
| b->add32((int32_t)mode); |
| } |
| bool GrBlurredEdgeFragmentProcessor::onIsEqual(const GrFragmentProcessor& other) const { |
| const GrBlurredEdgeFragmentProcessor& that = other.cast<GrBlurredEdgeFragmentProcessor>(); |
| (void)that; |
| if (mode != that.mode) return false; |
| return true; |
| } |
| GrBlurredEdgeFragmentProcessor::GrBlurredEdgeFragmentProcessor( |
| const GrBlurredEdgeFragmentProcessor& src) |
| : INHERITED(kGrBlurredEdgeFragmentProcessor_ClassID, src.optimizationFlags()) |
| , mode(src.mode) { |
| this->cloneAndRegisterAllChildProcessors(src); |
| } |
| std::unique_ptr<GrFragmentProcessor> GrBlurredEdgeFragmentProcessor::clone() const { |
| return std::unique_ptr<GrFragmentProcessor>(new GrBlurredEdgeFragmentProcessor(*this)); |
| } |