1 | /* |
2 | * Copyright 2019 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 | /************************************************************************************************** |
9 | *** This file was autogenerated from GrClampFragmentProcessor.fp; do not modify. |
10 | **************************************************************************************************/ |
11 | #include "GrClampFragmentProcessor.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 GrGLSLClampFragmentProcessor : public GrGLSLFragmentProcessor { |
20 | public: |
21 | GrGLSLClampFragmentProcessor() {} |
22 | void emitCode(EmitArgs& args) override { |
23 | GrGLSLFPFragmentBuilder* fragBuilder = args.fFragBuilder; |
24 | const GrClampFragmentProcessor& _outer = args.fFp.cast<GrClampFragmentProcessor>(); |
25 | (void)_outer; |
26 | auto clampToPremul = _outer.clampToPremul; |
27 | (void)clampToPremul; |
28 | fragBuilder->codeAppendf( |
29 | "@if (%s) {\n half alpha = clamp(%s.w, 0.0, 1.0);\n %s = half4(clamp(%s.xyz, " |
30 | "0.0, alpha), alpha);\n} else {\n %s = clamp(%s, 0.0, 1.0);\n}\n" , |
31 | (_outer.clampToPremul ? "true" : "false" ), args.fInputColor, args.fOutputColor, |
32 | args.fInputColor, args.fOutputColor, args.fInputColor); |
33 | } |
34 | |
35 | private: |
36 | void onSetData(const GrGLSLProgramDataManager& pdman, |
37 | const GrFragmentProcessor& _proc) override {} |
38 | }; |
39 | GrGLSLFragmentProcessor* GrClampFragmentProcessor::onCreateGLSLInstance() const { |
40 | return new GrGLSLClampFragmentProcessor(); |
41 | } |
42 | void GrClampFragmentProcessor::onGetGLSLProcessorKey(const GrShaderCaps& caps, |
43 | GrProcessorKeyBuilder* b) const { |
44 | b->add32((int32_t)clampToPremul); |
45 | } |
46 | bool GrClampFragmentProcessor::onIsEqual(const GrFragmentProcessor& other) const { |
47 | const GrClampFragmentProcessor& that = other.cast<GrClampFragmentProcessor>(); |
48 | (void)that; |
49 | if (clampToPremul != that.clampToPremul) return false; |
50 | return true; |
51 | } |
52 | GrClampFragmentProcessor::GrClampFragmentProcessor(const GrClampFragmentProcessor& src) |
53 | : INHERITED(kGrClampFragmentProcessor_ClassID, src.optimizationFlags()) |
54 | , clampToPremul(src.clampToPremul) {} |
55 | std::unique_ptr<GrFragmentProcessor> GrClampFragmentProcessor::clone() const { |
56 | return std::unique_ptr<GrFragmentProcessor>(new GrClampFragmentProcessor(*this)); |
57 | } |
58 | GR_DEFINE_FRAGMENT_PROCESSOR_TEST(GrClampFragmentProcessor); |
59 | #if GR_TEST_UTILS |
60 | std::unique_ptr<GrFragmentProcessor> GrClampFragmentProcessor::TestCreate(GrProcessorTestData* d) { |
61 | return GrClampFragmentProcessor::Make(d->fRandom->nextBool()); |
62 | } |
63 | #endif |
64 | |