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 GrTiledGradientEffect.fp; do not modify.
10 **************************************************************************************************/
11 #include "GrTiledGradientEffect.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 GrGLSLTiledGradientEffect : public GrGLSLFragmentProcessor {
20 public:
GrGLSLTiledGradientEffect()21 GrGLSLTiledGradientEffect() {}
emitCode(EmitArgs & args)22 void emitCode(EmitArgs& args) override {
23 GrGLSLFPFragmentBuilder* fragBuilder = args.fFragBuilder;
24 const GrTiledGradientEffect& _outer = args.fFp.cast<GrTiledGradientEffect>();
25 (void)_outer;
26 auto mirror = _outer.mirror;
27 (void)mirror;
28 auto makePremul = _outer.makePremul;
29 (void)makePremul;
30 auto colorsAreOpaque = _outer.colorsAreOpaque;
31 (void)colorsAreOpaque;
32 SkString _sample453("_sample453");
33 this->invokeChild(_outer.gradLayout_index, &_sample453, args);
34 fragBuilder->codeAppendf(
35 "half4 t = %s;\nif (!%s && t.y < 0.0) {\n %s = half4(0.0);\n} else {\n @if "
36 "(%s) {\n half t_1 = t.x - 1.0;\n half tiled_t = (t_1 - 2.0 * "
37 "floor(t_1 * 0.5)) - 1.0;\n if (sk_Caps.mustDoOpBetweenFloorAndAbs) {\n "
38 " tiled_t = clamp(tiled_t, -1.0, 1.0);\n }\n t.x = "
39 "abs(tiled_t);\n } else {\n t.x = fract(t.x);\n }",
40 _sample453.c_str(),
41 (_outer.childProcessor(_outer.gradLayout_index).preservesOpaqueInput() ? "true"
42 : "false"),
43 args.fOutputColor, (_outer.mirror ? "true" : "false"));
44 SkString _input0("t");
45 SkString _sample1464("_sample1464");
46 this->invokeChild(_outer.colorizer_index, _input0.c_str(), &_sample1464, args);
47 fragBuilder->codeAppendf("\n %s = %s;\n}\n@if (%s) {\n %s.xyz *= %s.w;\n}\n",
48 args.fOutputColor, _sample1464.c_str(),
49 (_outer.makePremul ? "true" : "false"), args.fOutputColor,
50 args.fOutputColor);
51 }
52
53 private:
onSetData(const GrGLSLProgramDataManager & pdman,const GrFragmentProcessor & _proc)54 void onSetData(const GrGLSLProgramDataManager& pdman,
55 const GrFragmentProcessor& _proc) override {}
56 };
onCreateGLSLInstance() const57 GrGLSLFragmentProcessor* GrTiledGradientEffect::onCreateGLSLInstance() const {
58 return new GrGLSLTiledGradientEffect();
59 }
onGetGLSLProcessorKey(const GrShaderCaps & caps,GrProcessorKeyBuilder * b) const60 void GrTiledGradientEffect::onGetGLSLProcessorKey(const GrShaderCaps& caps,
61 GrProcessorKeyBuilder* b) const {
62 b->add32((int32_t)mirror);
63 b->add32((int32_t)makePremul);
64 }
onIsEqual(const GrFragmentProcessor & other) const65 bool GrTiledGradientEffect::onIsEqual(const GrFragmentProcessor& other) const {
66 const GrTiledGradientEffect& that = other.cast<GrTiledGradientEffect>();
67 (void)that;
68 if (mirror != that.mirror) return false;
69 if (makePremul != that.makePremul) return false;
70 if (colorsAreOpaque != that.colorsAreOpaque) return false;
71 return true;
72 }
GrTiledGradientEffect(const GrTiledGradientEffect & src)73 GrTiledGradientEffect::GrTiledGradientEffect(const GrTiledGradientEffect& src)
74 : INHERITED(kGrTiledGradientEffect_ClassID, src.optimizationFlags())
75 , colorizer_index(src.colorizer_index)
76 , gradLayout_index(src.gradLayout_index)
77 , mirror(src.mirror)
78 , makePremul(src.makePremul)
79 , colorsAreOpaque(src.colorsAreOpaque) {
80 this->registerChildProcessor(src.childProcessor(colorizer_index).clone());
81 this->registerChildProcessor(src.childProcessor(gradLayout_index).clone());
82 }
clone() const83 std::unique_ptr<GrFragmentProcessor> GrTiledGradientEffect::clone() const {
84 return std::unique_ptr<GrFragmentProcessor>(new GrTiledGradientEffect(*this));
85 }
86