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 "src/core/SkUtils.h"
14#include "src/gpu/GrTexture.h"
15#include "src/gpu/glsl/GrGLSLFragmentProcessor.h"
16#include "src/gpu/glsl/GrGLSLFragmentShaderBuilder.h"
17#include "src/gpu/glsl/GrGLSLProgramBuilder.h"
18#include "src/sksl/SkSLCPP.h"
19#include "src/sksl/SkSLUtil.h"
20class GrGLSLClampedGradientEffect : public GrGLSLFragmentProcessor {
21public:
22 GrGLSLClampedGradientEffect() {}
23 void emitCode(EmitArgs& args) override {
24 GrGLSLFPFragmentBuilder* fragBuilder = args.fFragBuilder;
25 const GrClampedGradientEffect& _outer = args.fFp.cast<GrClampedGradientEffect>();
26 (void)_outer;
27 auto leftBorderColor = _outer.leftBorderColor;
28 (void)leftBorderColor;
29 auto rightBorderColor = _outer.rightBorderColor;
30 (void)rightBorderColor;
31 auto makePremul = _outer.makePremul;
32 (void)makePremul;
33 auto colorsAreOpaque = _outer.colorsAreOpaque;
34 (void)colorsAreOpaque;
35 leftBorderColorVar = args.fUniformHandler->addUniform(&_outer, kFragment_GrShaderFlag,
36 kHalf4_GrSLType, "leftBorderColor");
37 rightBorderColorVar = args.fUniformHandler->addUniform(&_outer, kFragment_GrShaderFlag,
38 kHalf4_GrSLType, "rightBorderColor");
39 SkString _sample1102 = this->invokeChild(1, args);
40 fragBuilder->codeAppendf(
41 R"SkSL(half4 t = %s;
42if (!%s && t.y < 0.0) {
43 %s = half4(0.0);
44} else if (t.x < 0.0) {
45 %s = %s;
46} else if (t.x > 1.0) {
47 %s = %s;
48} else {)SkSL",
49 _sample1102.c_str(),
50 (_outer.childProcessor(1)->preservesOpaqueInput() ? "true" : "false"),
51 args.fOutputColor, args.fOutputColor,
52 args.fUniformHandler->getUniformCStr(leftBorderColorVar), args.fOutputColor,
53 args.fUniformHandler->getUniformCStr(rightBorderColorVar));
54 SkString _coords1871("float2(half2(t.x, 0))");
55 SkString _sample1871 = this->invokeChild(0, args, _coords1871.c_str());
56 fragBuilder->codeAppendf(
57 R"SkSL(
58 %s = %s;
59}
60@if (%s) {
61 %s.xyz *= %s.w;
62}
63)SkSL",
64 args.fOutputColor, _sample1871.c_str(), (_outer.makePremul ? "true" : "false"),
65 args.fOutputColor, args.fOutputColor);
66 }
67
68private:
69 void onSetData(const GrGLSLProgramDataManager& pdman,
70 const GrFragmentProcessor& _proc) override {
71 const GrClampedGradientEffect& _outer = _proc.cast<GrClampedGradientEffect>();
72 {
73 const SkPMColor4f& leftBorderColorValue = _outer.leftBorderColor;
74 if (leftBorderColorPrev != leftBorderColorValue) {
75 leftBorderColorPrev = leftBorderColorValue;
76 pdman.set4fv(leftBorderColorVar, 1, leftBorderColorValue.vec());
77 }
78 const SkPMColor4f& rightBorderColorValue = _outer.rightBorderColor;
79 if (rightBorderColorPrev != rightBorderColorValue) {
80 rightBorderColorPrev = rightBorderColorValue;
81 pdman.set4fv(rightBorderColorVar, 1, rightBorderColorValue.vec());
82 }
83 }
84 }
85 SkPMColor4f leftBorderColorPrev = {SK_FloatNaN, SK_FloatNaN, SK_FloatNaN, SK_FloatNaN};
86 SkPMColor4f rightBorderColorPrev = {SK_FloatNaN, SK_FloatNaN, SK_FloatNaN, SK_FloatNaN};
87 UniformHandle leftBorderColorVar;
88 UniformHandle rightBorderColorVar;
89};
90GrGLSLFragmentProcessor* GrClampedGradientEffect::onCreateGLSLInstance() const {
91 return new GrGLSLClampedGradientEffect();
92}
93void GrClampedGradientEffect::onGetGLSLProcessorKey(const GrShaderCaps& caps,
94 GrProcessorKeyBuilder* b) const {
95 b->add32((uint32_t)makePremul);
96}
97bool GrClampedGradientEffect::onIsEqual(const GrFragmentProcessor& other) const {
98 const GrClampedGradientEffect& that = other.cast<GrClampedGradientEffect>();
99 (void)that;
100 if (leftBorderColor != that.leftBorderColor) return false;
101 if (rightBorderColor != that.rightBorderColor) return false;
102 if (makePremul != that.makePremul) return false;
103 if (colorsAreOpaque != that.colorsAreOpaque) return false;
104 return true;
105}
106GrClampedGradientEffect::GrClampedGradientEffect(const GrClampedGradientEffect& src)
107 : INHERITED(kGrClampedGradientEffect_ClassID, src.optimizationFlags())
108 , leftBorderColor(src.leftBorderColor)
109 , rightBorderColor(src.rightBorderColor)
110 , makePremul(src.makePremul)
111 , colorsAreOpaque(src.colorsAreOpaque) {
112 this->cloneAndRegisterAllChildProcessors(src);
113}
114std::unique_ptr<GrFragmentProcessor> GrClampedGradientEffect::clone() const {
115 return std::make_unique<GrClampedGradientEffect>(*this);
116}
117#if GR_TEST_UTILS
118SkString GrClampedGradientEffect::onDumpInfo() const {
119 return SkStringPrintf(
120 "(leftBorderColor=half4(%f, %f, %f, %f), rightBorderColor=half4(%f, %f, %f, %f), "
121 "makePremul=%s, colorsAreOpaque=%s)",
122 leftBorderColor.fR, leftBorderColor.fG, leftBorderColor.fB, leftBorderColor.fA,
123 rightBorderColor.fR, rightBorderColor.fG, rightBorderColor.fB, rightBorderColor.fA,
124 (makePremul ? "true" : "false"), (colorsAreOpaque ? "true" : "false"));
125}
126#endif
127