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| 1 /* | 1 /* |
| 2 * Copyright 2012 Google Inc. | 2 * Copyright 2012 Google Inc. |
| 3 * | 3 * |
| 4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
| 5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
| 6 */ | 6 */ |
| 7 | 7 |
| 8 #include "GrSimpleTextureEffect.h" | 8 #include "GrSimpleTextureEffect.h" |
| 9 #include "GrInvariantOutput.h" | 9 #include "GrInvariantOutput.h" |
| 10 #include "GrTBackendProcessorFactory.h" | |
| 11 #include "GrTexture.h" | 10 #include "GrTexture.h" |
| 11 #include "gl/GrGLCaps.h" |
| 12 #include "gl/GrGLProcessor.h" | 12 #include "gl/GrGLProcessor.h" |
| 13 #include "gl/GrGLSL.h" | 13 #include "gl/GrGLSL.h" |
| 14 #include "gl/GrGLTexture.h" | 14 #include "gl/GrGLTexture.h" |
| 15 #include "gl/builders/GrGLProgramBuilder.h" | 15 #include "gl/builders/GrGLProgramBuilder.h" |
| 16 | 16 |
| 17 class GrGLSimpleTextureEffect : public GrGLFragmentProcessor { | 17 class GrGLSimpleTextureEffect : public GrGLFragmentProcessor { |
| 18 public: | 18 public: |
| 19 GrGLSimpleTextureEffect(const GrBackendProcessorFactory& factory, const GrPr
ocessor&) | 19 GrGLSimpleTextureEffect(const GrProcessor&) {} |
| 20 : INHERITED (factory) { | |
| 21 } | |
| 22 | 20 |
| 23 virtual void emitCode(GrGLFPBuilder* builder, | 21 virtual void emitCode(GrGLFPBuilder* builder, |
| 24 const GrFragmentProcessor& fp, | 22 const GrFragmentProcessor& fp, |
| 25 const char* outputColor, | 23 const char* outputColor, |
| 26 const char* inputColor, | 24 const char* inputColor, |
| 27 const TransformedCoordsArray& coords, | 25 const TransformedCoordsArray& coords, |
| 28 const TextureSamplerArray& samplers) SK_OVERRIDE { | 26 const TextureSamplerArray& samplers) SK_OVERRIDE { |
| 29 GrGLFPFragmentBuilder* fsBuilder = builder->getFragmentShaderBuilder(); | 27 GrGLFPFragmentBuilder* fsBuilder = builder->getFragmentShaderBuilder(); |
| 30 fsBuilder->codeAppendf("\t%s = ", outputColor); | 28 fsBuilder->codeAppendf("\t%s = ", outputColor); |
| 31 fsBuilder->appendTextureLookupAndModulate(inputColor, | 29 fsBuilder->appendTextureLookupAndModulate(inputColor, |
| 32 samplers[0], | 30 samplers[0], |
| 33 coords[0].c_str(), | 31 coords[0].c_str(), |
| 34 coords[0].getType()); | 32 coords[0].getType()); |
| 35 fsBuilder->codeAppend(";\n"); | 33 fsBuilder->codeAppend(";\n"); |
| 36 } | 34 } |
| 37 | 35 |
| 38 private: | 36 private: |
| 39 typedef GrGLFragmentProcessor INHERITED; | 37 typedef GrGLFragmentProcessor INHERITED; |
| 40 }; | 38 }; |
| 41 | 39 |
| 42 /////////////////////////////////////////////////////////////////////////////// | 40 /////////////////////////////////////////////////////////////////////////////// |
| 43 | 41 |
| 44 void GrSimpleTextureEffect::onComputeInvariantOutput(GrInvariantOutput* inout) c
onst { | 42 void GrSimpleTextureEffect::onComputeInvariantOutput(GrInvariantOutput* inout) c
onst { |
| 45 this->updateInvariantOutputForModulation(inout); | 43 this->updateInvariantOutputForModulation(inout); |
| 46 } | 44 } |
| 47 | 45 |
| 48 const GrBackendFragmentProcessorFactory& GrSimpleTextureEffect::getFactory() con
st { | 46 void GrSimpleTextureEffect::getGLProcessorKey(const GrGLCaps& caps, |
| 49 return GrTBackendFragmentProcessorFactory<GrSimpleTextureEffect>::getInstanc
e(); | 47 GrProcessorKeyBuilder* b) const { |
| 48 GrGLSimpleTextureEffect::GenKey(*this, caps, b); |
| 49 } |
| 50 |
| 51 GrGLFragmentProcessor* GrSimpleTextureEffect::createGLInstance() const { |
| 52 return SkNEW_ARGS(GrGLSimpleTextureEffect, (*this)); |
| 50 } | 53 } |
| 51 | 54 |
| 52 /////////////////////////////////////////////////////////////////////////////// | 55 /////////////////////////////////////////////////////////////////////////////// |
| 53 | 56 |
| 54 GR_DEFINE_FRAGMENT_PROCESSOR_TEST(GrSimpleTextureEffect); | 57 GR_DEFINE_FRAGMENT_PROCESSOR_TEST(GrSimpleTextureEffect); |
| 55 | 58 |
| 56 GrFragmentProcessor* GrSimpleTextureEffect::TestCreate(SkRandom* random, | 59 GrFragmentProcessor* GrSimpleTextureEffect::TestCreate(SkRandom* random, |
| 57 GrContext*, | 60 GrContext*, |
| 58 const GrDrawTargetCaps&, | 61 const GrDrawTargetCaps&, |
| 59 GrTexture* textures[]) { | 62 GrTexture* textures[]) { |
| (...skipping 13 matching lines...) Expand all Loading... |
| 73 | 76 |
| 74 static const GrCoordSet kCoordSets[] = { | 77 static const GrCoordSet kCoordSets[] = { |
| 75 kLocal_GrCoordSet, | 78 kLocal_GrCoordSet, |
| 76 kPosition_GrCoordSet | 79 kPosition_GrCoordSet |
| 77 }; | 80 }; |
| 78 GrCoordSet coordSet = kCoordSets[random->nextULessThan(SK_ARRAY_COUNT(kCoord
Sets))]; | 81 GrCoordSet coordSet = kCoordSets[random->nextULessThan(SK_ARRAY_COUNT(kCoord
Sets))]; |
| 79 | 82 |
| 80 const SkMatrix& matrix = GrProcessorUnitTest::TestMatrix(random); | 83 const SkMatrix& matrix = GrProcessorUnitTest::TestMatrix(random); |
| 81 return GrSimpleTextureEffect::Create(textures[texIdx], matrix, coordSet); | 84 return GrSimpleTextureEffect::Create(textures[texIdx], matrix, coordSet); |
| 82 } | 85 } |
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