1 | /* |
---|---|
2 | * Copyright 2017 Google Inc. |
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 | /************************************************************************************************** |
9 | *** This file was autogenerated from GrBlurredEdgeFragmentProcessor.fp; do not modify. |
10 | **************************************************************************************************/ |
11 | #include "GrBlurredEdgeFragmentProcessor.h" |
12 | |
13 | #include "src/gpu/GrTexture.h" |
14 | #include "src/gpu/glsl/GrGLSLFragmentProcessor.h" |
15 | #include "src/gpu/glsl/GrGLSLFragmentShaderBuilder.h" |
16 | #include "src/gpu/glsl/GrGLSLProgramBuilder.h" |
17 | #include "src/sksl/SkSLCPP.h" |
18 | #include "src/sksl/SkSLUtil.h" |
19 | class GrGLSLBlurredEdgeFragmentProcessor : public GrGLSLFragmentProcessor { |
20 | public: |
21 | GrGLSLBlurredEdgeFragmentProcessor() {} |
22 | void emitCode(EmitArgs& args) override { |
23 | GrGLSLFPFragmentBuilder* fragBuilder = args.fFragBuilder; |
24 | const GrBlurredEdgeFragmentProcessor& _outer = |
25 | args.fFp.cast<GrBlurredEdgeFragmentProcessor>(); |
26 | (void)_outer; |
27 | auto mode = _outer.mode; |
28 | (void)mode; |
29 | fragBuilder->codeAppendf( |
30 | "half factor = 1.0 - %s.w;\n@switch (%d) {\n case 0:\n factor = " |
31 | "exp((-factor * factor) * 4.0) - 0.017999999225139618;\n break;\n case " |
32 | "1:\n factor = smoothstep(1.0, 0.0, factor);\n break;\n}\n%s = " |
33 | "half4(factor);\n", |
34 | args.fInputColor, (int)_outer.mode, args.fOutputColor); |
35 | } |
36 | |
37 | private: |
38 | void onSetData(const GrGLSLProgramDataManager& pdman, |
39 | const GrFragmentProcessor& _proc) override {} |
40 | }; |
41 | GrGLSLFragmentProcessor* GrBlurredEdgeFragmentProcessor::onCreateGLSLInstance() const { |
42 | return new GrGLSLBlurredEdgeFragmentProcessor(); |
43 | } |
44 | void GrBlurredEdgeFragmentProcessor::onGetGLSLProcessorKey(const GrShaderCaps& caps, |
45 | GrProcessorKeyBuilder* b) const { |
46 | b->add32((int32_t)mode); |
47 | } |
48 | bool GrBlurredEdgeFragmentProcessor::onIsEqual(const GrFragmentProcessor& other) const { |
49 | const GrBlurredEdgeFragmentProcessor& that = other.cast<GrBlurredEdgeFragmentProcessor>(); |
50 | (void)that; |
51 | if (mode != that.mode) return false; |
52 | return true; |
53 | } |
54 | GrBlurredEdgeFragmentProcessor::GrBlurredEdgeFragmentProcessor( |
55 | const GrBlurredEdgeFragmentProcessor& src) |
56 | : INHERITED(kGrBlurredEdgeFragmentProcessor_ClassID, src.optimizationFlags()) |
57 | , mode(src.mode) {} |
58 | std::unique_ptr<GrFragmentProcessor> GrBlurredEdgeFragmentProcessor::clone() const { |
59 | return std::unique_ptr<GrFragmentProcessor>(new GrBlurredEdgeFragmentProcessor(*this)); |
60 | } |
61 |