1 /*
2 * Copyright 2018 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 GrClampedGradientEffect.fp; do not modify.
10 **************************************************************************************************/
11 #include "GrClampedGradientEffect.h"
12
13 #include "include/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 GrGLSLClampedGradientEffect : public GrGLSLFragmentProcessor {
20 public:
GrGLSLClampedGradientEffect()21 GrGLSLClampedGradientEffect() {}
emitCode(EmitArgs & args)22 void emitCode(EmitArgs& args) override {
23 GrGLSLFPFragmentBuilder* fragBuilder = args.fFragBuilder;
24 const GrClampedGradientEffect& _outer = args.fFp.cast<GrClampedGradientEffect>();
25 (void)_outer;
26 auto leftBorderColor = _outer.leftBorderColor;
27 (void)leftBorderColor;
28 auto rightBorderColor = _outer.rightBorderColor;
29 (void)rightBorderColor;
30 auto makePremul = _outer.makePremul;
31 (void)makePremul;
32 auto colorsAreOpaque = _outer.colorsAreOpaque;
33 (void)colorsAreOpaque;
34 leftBorderColorVar = args.fUniformHandler->addUniform(kFragment_GrShaderFlag,
35 kHalf4_GrSLType, "leftBorderColor");
36 rightBorderColorVar = args.fUniformHandler->addUniform(kFragment_GrShaderFlag,
37 kHalf4_GrSLType, "rightBorderColor");
38 SkString _sample1099("_sample1099");
39 this->invokeChild(_outer.gradLayout_index, &_sample1099, args);
40 fragBuilder->codeAppendf(
41 "half4 t = %s;\nif (!%s && t.y < 0.0) {\n %s = half4(0.0);\n} else if (t.x < "
42 "0.0) {\n %s = %s;\n} else if (t.x > 1.0) {\n %s = %s;\n} else {",
43 _sample1099.c_str(),
44 (_outer.childProcessor(_outer.gradLayout_index).preservesOpaqueInput() ? "true"
45 : "false"),
46 args.fOutputColor, args.fOutputColor,
47 args.fUniformHandler->getUniformCStr(leftBorderColorVar), args.fOutputColor,
48 args.fUniformHandler->getUniformCStr(rightBorderColorVar));
49 SkString _input1767("t");
50 SkString _sample1767("_sample1767");
51 this->invokeChild(_outer.colorizer_index, _input1767.c_str(), &_sample1767, args);
52 fragBuilder->codeAppendf("\n %s = %s;\n}\n@if (%s) {\n %s.xyz *= %s.w;\n}\n",
53 args.fOutputColor, _sample1767.c_str(),
54 (_outer.makePremul ? "true" : "false"), args.fOutputColor,
55 args.fOutputColor);
56 }
57
58 private:
onSetData(const GrGLSLProgramDataManager & pdman,const GrFragmentProcessor & _proc)59 void onSetData(const GrGLSLProgramDataManager& pdman,
60 const GrFragmentProcessor& _proc) override {
61 const GrClampedGradientEffect& _outer = _proc.cast<GrClampedGradientEffect>();
62 {
63 const SkPMColor4f& leftBorderColorValue = _outer.leftBorderColor;
64 if (leftBorderColorPrev != leftBorderColorValue) {
65 leftBorderColorPrev = leftBorderColorValue;
66 pdman.set4fv(leftBorderColorVar, 1, leftBorderColorValue.vec());
67 }
68 const SkPMColor4f& rightBorderColorValue = _outer.rightBorderColor;
69 if (rightBorderColorPrev != rightBorderColorValue) {
70 rightBorderColorPrev = rightBorderColorValue;
71 pdman.set4fv(rightBorderColorVar, 1, rightBorderColorValue.vec());
72 }
73 }
74 }
75 SkPMColor4f leftBorderColorPrev = {SK_FloatNaN, SK_FloatNaN, SK_FloatNaN, SK_FloatNaN};
76 SkPMColor4f rightBorderColorPrev = {SK_FloatNaN, SK_FloatNaN, SK_FloatNaN, SK_FloatNaN};
77 UniformHandle leftBorderColorVar;
78 UniformHandle rightBorderColorVar;
79 };
onCreateGLSLInstance() const80 GrGLSLFragmentProcessor* GrClampedGradientEffect::onCreateGLSLInstance() const {
81 return new GrGLSLClampedGradientEffect();
82 }
onGetGLSLProcessorKey(const GrShaderCaps & caps,GrProcessorKeyBuilder * b) const83 void GrClampedGradientEffect::onGetGLSLProcessorKey(const GrShaderCaps& caps,
84 GrProcessorKeyBuilder* b) const {
85 b->add32((int32_t)makePremul);
86 }
onIsEqual(const GrFragmentProcessor & other) const87 bool GrClampedGradientEffect::onIsEqual(const GrFragmentProcessor& other) const {
88 const GrClampedGradientEffect& that = other.cast<GrClampedGradientEffect>();
89 (void)that;
90 if (leftBorderColor != that.leftBorderColor) return false;
91 if (rightBorderColor != that.rightBorderColor) return false;
92 if (makePremul != that.makePremul) return false;
93 if (colorsAreOpaque != that.colorsAreOpaque) return false;
94 return true;
95 }
GrClampedGradientEffect(const GrClampedGradientEffect & src)96 GrClampedGradientEffect::GrClampedGradientEffect(const GrClampedGradientEffect& src)
97 : INHERITED(kGrClampedGradientEffect_ClassID, src.optimizationFlags())
98 , colorizer_index(src.colorizer_index)
99 , gradLayout_index(src.gradLayout_index)
100 , leftBorderColor(src.leftBorderColor)
101 , rightBorderColor(src.rightBorderColor)
102 , makePremul(src.makePremul)
103 , colorsAreOpaque(src.colorsAreOpaque) {
104 this->registerChildProcessor(src.childProcessor(colorizer_index).clone());
105 this->registerChildProcessor(src.childProcessor(gradLayout_index).clone());
106 }
clone() const107 std::unique_ptr<GrFragmentProcessor> GrClampedGradientEffect::clone() const {
108 return std::unique_ptr<GrFragmentProcessor>(new GrClampedGradientEffect(*this));
109 }
110