| OLD | NEW |
| 1 | 1 |
| 2 /* | 2 /* |
| 3 * Copyright 2015 Google Inc. | 3 * Copyright 2015 Google Inc. |
| 4 * | 4 * |
| 5 * Use of this source code is governed by a BSD-style license that can be | 5 * Use of this source code is governed by a BSD-style license that can be |
| 6 * found in the LICENSE file. | 6 * found in the LICENSE file. |
| 7 */ | 7 */ |
| 8 | 8 |
| 9 #include "GrCircleBlurFragmentProcessor.h" | 9 #include "GrCircleBlurFragmentProcessor.h" |
| 10 | 10 |
| 11 #if SK_SUPPORT_GPU | 11 #if SK_SUPPORT_GPU |
| 12 | 12 |
| 13 #include "GrContext.h" | 13 #include "GrContext.h" |
| 14 #include "GrInvariantOutput.h" |
| 14 #include "GrTextureProvider.h" | 15 #include "GrTextureProvider.h" |
| 15 | 16 |
| 16 #include "glsl/GrGLSLFragmentProcessor.h" | 17 #include "glsl/GrGLSLFragmentProcessor.h" |
| 17 #include "glsl/GrGLSLFragmentShaderBuilder.h" | 18 #include "glsl/GrGLSLFragmentShaderBuilder.h" |
| 18 #include "glsl/GrGLSLProgramBuilder.h" | |
| 19 #include "glsl/GrGLSLProgramDataManager.h" | 19 #include "glsl/GrGLSLProgramDataManager.h" |
| 20 #include "glsl/GrGLSLUniformHandler.h" |
| 20 | 21 |
| 21 class GrGLCircleBlurFragmentProcessor : public GrGLSLFragmentProcessor { | 22 class GrGLCircleBlurFragmentProcessor : public GrGLSLFragmentProcessor { |
| 22 public: | 23 public: |
| 23 GrGLCircleBlurFragmentProcessor(const GrProcessor&) {} | 24 GrGLCircleBlurFragmentProcessor(const GrProcessor&) {} |
| 24 void emitCode(EmitArgs&) override; | 25 void emitCode(EmitArgs&) override; |
| 25 | 26 |
| 26 protected: | 27 protected: |
| 27 void onSetData(const GrGLSLProgramDataManager&, const GrProcessor&) override
; | 28 void onSetData(const GrGLSLProgramDataManager&, const GrProcessor&) override
; |
| 28 | 29 |
| 29 private: | 30 private: |
| 30 GrGLSLProgramDataManager::UniformHandle fDataUniform; | 31 GrGLSLProgramDataManager::UniformHandle fDataUniform; |
| 31 | 32 |
| 32 typedef GrGLSLFragmentProcessor INHERITED; | 33 typedef GrGLSLFragmentProcessor INHERITED; |
| 33 }; | 34 }; |
| 34 | 35 |
| 35 void GrGLCircleBlurFragmentProcessor::emitCode(EmitArgs& args) { | 36 void GrGLCircleBlurFragmentProcessor::emitCode(EmitArgs& args) { |
| 36 | 37 |
| 37 const char *dataName; | 38 const char *dataName; |
| 38 | 39 |
| 39 // The data is formatted as: | 40 // The data is formatted as: |
| 40 // x,y - the center of the circle | 41 // x,y - the center of the circle |
| 41 // z - the distance at which the intensity starts falling off (e.g., the
start of the table) | 42 // z - the distance at which the intensity starts falling off (e.g., the
start of the table) |
| 42 // w - the size of the profile texture | 43 // w - the size of the profile texture |
| 43 fDataUniform = args.fBuilder->addUniform(GrGLSLProgramBuilder::kFragment_Vis
ibility, | 44 fDataUniform = args.fUniformHandler->addUniform(GrGLSLUniformHandler::kFragm
ent_Visibility, |
| 44 kVec4f_GrSLType, | 45 kVec4f_GrSLType, |
| 45 kDefault_GrSLPrecision, | 46 kDefault_GrSLPrecision, |
| 46 "data", | 47 "data", |
| 47 &dataName); | 48 &dataName); |
| 48 | 49 |
| 49 GrGLSLFragmentBuilder* fragBuilder = args.fFragBuilder; | 50 GrGLSLFragmentBuilder* fragBuilder = args.fFragBuilder; |
| 50 const char *fragmentPos = fragBuilder->fragmentPosition(); | 51 const char *fragmentPos = fragBuilder->fragmentPosition(); |
| 51 | 52 |
| 52 if (args.fInputColor) { | 53 if (args.fInputColor) { |
| 53 fragBuilder->codeAppendf("vec4 src=%s;", args.fInputColor); | 54 fragBuilder->codeAppendf("vec4 src=%s;", args.fInputColor); |
| 54 } else { | 55 } else { |
| 55 fragBuilder->codeAppendf("vec4 src=vec4(1);"); | 56 fragBuilder->codeAppendf("vec4 src=vec4(1);"); |
| 56 } | 57 } |
| 57 | 58 |
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| 252 GR_DEFINE_FRAGMENT_PROCESSOR_TEST(GrCircleBlurFragmentProcessor); | 253 GR_DEFINE_FRAGMENT_PROCESSOR_TEST(GrCircleBlurFragmentProcessor); |
| 253 | 254 |
| 254 const GrFragmentProcessor* GrCircleBlurFragmentProcessor::TestCreate(GrProcessor
TestData* d) { | 255 const GrFragmentProcessor* GrCircleBlurFragmentProcessor::TestCreate(GrProcessor
TestData* d) { |
| 255 SkScalar wh = d->fRandom->nextRangeScalar(100.f, 1000.f); | 256 SkScalar wh = d->fRandom->nextRangeScalar(100.f, 1000.f); |
| 256 SkScalar sigma = d->fRandom->nextRangeF(1.f,10.f); | 257 SkScalar sigma = d->fRandom->nextRangeF(1.f,10.f); |
| 257 SkRect circle = SkRect::MakeWH(wh, wh); | 258 SkRect circle = SkRect::MakeWH(wh, wh); |
| 258 return GrCircleBlurFragmentProcessor::Create(d->fContext->textureProvider(),
circle, sigma); | 259 return GrCircleBlurFragmentProcessor::Create(d->fContext->textureProvider(),
circle, sigma); |
| 259 } | 260 } |
| 260 | 261 |
| 261 #endif | 262 #endif |
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