| Michael Ludwig | 4f94ef6 | 2018-09-12 15:22:16 -0400 | [diff] [blame] | 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 | #include "glsl/GrGLSLFragmentProcessor.h" |
| 13 | #include "glsl/GrGLSLFragmentShaderBuilder.h" |
| 14 | #include "glsl/GrGLSLProgramBuilder.h" |
| 15 | #include "GrTexture.h" |
| 16 | #include "SkSLCPP.h" |
| 17 | #include "SkSLUtil.h" |
| 18 | class GrGLSLTiledGradientEffect : public GrGLSLFragmentProcessor { |
| 19 | public: |
| 20 | GrGLSLTiledGradientEffect() {} |
| 21 | void emitCode(EmitArgs& args) override { |
| 22 | GrGLSLFPFragmentBuilder* fragBuilder = args.fFragBuilder; |
| 23 | const GrTiledGradientEffect& _outer = args.fFp.cast<GrTiledGradientEffect>(); |
| 24 | (void)_outer; |
| 25 | auto mirror = _outer.mirror(); |
| 26 | (void)mirror; |
| 27 | SkString _child1("_child1"); |
| 28 | this->emitChild(1, &_child1, args); |
| 29 | fragBuilder->codeAppendf( |
| 30 | "half4 t = %s;\n@if (%s) {\n half t_1 = t.x - 1.0;\n half tiled_t = " |
| 31 | "(float(t_1) - 2.0 * floor(float(float(t_1) * 0.5))) - 1.0;\n if " |
| 32 | "(sk_Caps.mustDoOpBetweenFloorAndAbs) {\n tiled_t = " |
| 33 | "half(clamp(float(tiled_t), -1.0, 1.0));\n }\n t.x = " |
| 34 | "half(abs(float(tiled_t)));\n} else {\n t.x = half(fract(float(t.x)));\n}", |
| 35 | _child1.c_str(), (_outer.mirror() ? "true" : "false")); |
| 36 | SkString _input0("t"); |
| 37 | SkString _child0("_child0"); |
| 38 | this->emitChild(0, _input0.c_str(), &_child0, args); |
| 39 | fragBuilder->codeAppendf("\n%s = %s;\n", args.fOutputColor, _child0.c_str()); |
| 40 | } |
| 41 | |
| 42 | private: |
| 43 | void onSetData(const GrGLSLProgramDataManager& pdman, |
| 44 | const GrFragmentProcessor& _proc) override {} |
| 45 | }; |
| 46 | GrGLSLFragmentProcessor* GrTiledGradientEffect::onCreateGLSLInstance() const { |
| 47 | return new GrGLSLTiledGradientEffect(); |
| 48 | } |
| 49 | void GrTiledGradientEffect::onGetGLSLProcessorKey(const GrShaderCaps& caps, |
| 50 | GrProcessorKeyBuilder* b) const { |
| 51 | b->add32((int32_t)fMirror); |
| 52 | } |
| 53 | bool GrTiledGradientEffect::onIsEqual(const GrFragmentProcessor& other) const { |
| 54 | const GrTiledGradientEffect& that = other.cast<GrTiledGradientEffect>(); |
| 55 | (void)that; |
| 56 | if (fMirror != that.fMirror) return false; |
| 57 | return true; |
| 58 | } |
| 59 | GrTiledGradientEffect::GrTiledGradientEffect(const GrTiledGradientEffect& src) |
| 60 | : INHERITED(kGrTiledGradientEffect_ClassID, src.optimizationFlags()), fMirror(src.fMirror) { |
| 61 | this->registerChildProcessor(src.childProcessor(0).clone()); |
| 62 | this->registerChildProcessor(src.childProcessor(1).clone()); |
| 63 | } |
| 64 | std::unique_ptr<GrFragmentProcessor> GrTiledGradientEffect::clone() const { |
| 65 | return std::unique_ptr<GrFragmentProcessor>(new GrTiledGradientEffect(*this)); |
| 66 | } |