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| 1 /* | 1 /* |
| 2 * Copyright 2015 Google Inc. | 2 * Copyright 2015 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 "SkArithmeticMode_gpu.h" | 8 #include "SkArithmeticMode_gpu.h" |
| 9 | 9 |
| 10 #if SK_SUPPORT_GPU | 10 #if SK_SUPPORT_GPU |
| 11 #include "GrContext.h" | 11 #include "GrContext.h" |
| 12 #include "GrFragmentProcessor.h" | 12 #include "GrFragmentProcessor.h" |
| 13 #include "GrInvariantOutput.h" | 13 #include "GrInvariantOutput.h" |
| 14 #include "GrProcessor.h" | 14 #include "GrProcessor.h" |
| 15 #include "GrTexture.h" | 15 #include "GrTexture.h" |
| 16 #include "gl/GrGLCaps.h" | 16 #include "gl/GrGLCaps.h" |
| 17 #include "gl/GrGLFragmentProcessor.h" | 17 #include "gl/GrGLFragmentProcessor.h" |
| 18 #include "gl/GrGLProgramDataManager.h" | |
| 19 #include "gl/builders/GrGLProgramBuilder.h" | 18 #include "gl/builders/GrGLProgramBuilder.h" |
| 19 #include "glsl/GrGLSLProgramDataManager.h" |
| 20 | 20 |
| 21 static const bool gUseUnpremul = false; | 21 static const bool gUseUnpremul = false; |
| 22 | 22 |
| 23 static void add_arithmetic_code(GrGLFragmentBuilder* fsBuilder, | 23 static void add_arithmetic_code(GrGLFragmentBuilder* fsBuilder, |
| 24 const char* srcColor, | 24 const char* srcColor, |
| 25 const char* dstColor, | 25 const char* dstColor, |
| 26 const char* outputColor, | 26 const char* outputColor, |
| 27 const char* kUni, | 27 const char* kUni, |
| 28 bool enforcePMColor) { | 28 bool enforcePMColor) { |
| 29 // We don't try to optimize for this case at all | 29 // We don't try to optimize for this case at all |
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| 73 fEnforcePMColor); | 73 fEnforcePMColor); |
| 74 } | 74 } |
| 75 | 75 |
| 76 static void GenKey(const GrProcessor& proc, const GrGLSLCaps& caps, GrProces
sorKeyBuilder* b) { | 76 static void GenKey(const GrProcessor& proc, const GrGLSLCaps& caps, GrProces
sorKeyBuilder* b) { |
| 77 const GrArithmeticFP& arith = proc.cast<GrArithmeticFP>(); | 77 const GrArithmeticFP& arith = proc.cast<GrArithmeticFP>(); |
| 78 uint32_t key = arith.enforcePMColor() ? 1 : 0; | 78 uint32_t key = arith.enforcePMColor() ? 1 : 0; |
| 79 b->add32(key); | 79 b->add32(key); |
| 80 } | 80 } |
| 81 | 81 |
| 82 protected: | 82 protected: |
| 83 void onSetData(const GrGLProgramDataManager& pdman, const GrProcessor& proc)
override { | 83 void onSetData(const GrGLSLProgramDataManager& pdman, const GrProcessor& pro
c) override { |
| 84 const GrArithmeticFP& arith = proc.cast<GrArithmeticFP>(); | 84 const GrArithmeticFP& arith = proc.cast<GrArithmeticFP>(); |
| 85 pdman.set4f(fKUni, arith.k1(), arith.k2(), arith.k3(), arith.k4()); | 85 pdman.set4f(fKUni, arith.k1(), arith.k2(), arith.k3(), arith.k4()); |
| 86 fEnforcePMColor = arith.enforcePMColor(); | 86 fEnforcePMColor = arith.enforcePMColor(); |
| 87 } | 87 } |
| 88 | 88 |
| 89 private: | 89 private: |
| 90 GrGLProgramDataManager::UniformHandle fKUni; | 90 GrGLSLProgramDataManager::UniformHandle fKUni; |
| 91 bool fEnforcePMColor; | 91 bool fEnforcePMColor; |
| 92 | 92 |
| 93 typedef GrGLFragmentProcessor INHERITED; | 93 typedef GrGLFragmentProcessor INHERITED; |
| 94 }; | 94 }; |
| 95 | 95 |
| 96 /////////////////////////////////////////////////////////////////////////////// | 96 /////////////////////////////////////////////////////////////////////////////// |
| 97 | 97 |
| 98 GrArithmeticFP::GrArithmeticFP(float k1, float k2, float k3, float k4, bool enfo
rcePMColor, | 98 GrArithmeticFP::GrArithmeticFP(float k1, float k2, float k3, float k4, bool enfo
rcePMColor, |
| 99 const GrFragmentProcessor* dst) | 99 const GrFragmentProcessor* dst) |
| 100 : fK1(k1), fK2(k2), fK3(k3), fK4(k4), fEnforcePMColor(enforcePMColor) { | 100 : fK1(k1), fK2(k2), fK3(k3), fK4(k4), fEnforcePMColor(enforcePMColor) { |
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| 211 GrGLXPFragmentBuilder* fsBuilder = pb->getFragmentShaderBuilder(); | 211 GrGLXPFragmentBuilder* fsBuilder = pb->getFragmentShaderBuilder(); |
| 212 | 212 |
| 213 fKUni = pb->addUniform(GrGLProgramBuilder::kFragment_Visibility, | 213 fKUni = pb->addUniform(GrGLProgramBuilder::kFragment_Visibility, |
| 214 kVec4f_GrSLType, kDefault_GrSLPrecision, | 214 kVec4f_GrSLType, kDefault_GrSLPrecision, |
| 215 "k"); | 215 "k"); |
| 216 const char* kUni = pb->getUniformCStr(fKUni); | 216 const char* kUni = pb->getUniformCStr(fKUni); |
| 217 | 217 |
| 218 add_arithmetic_code(fsBuilder, srcColor, dstColor, outColor, kUni, fEnfo
rcePMColor); | 218 add_arithmetic_code(fsBuilder, srcColor, dstColor, outColor, kUni, fEnfo
rcePMColor); |
| 219 } | 219 } |
| 220 | 220 |
| 221 void onSetData(const GrGLProgramDataManager& pdman, | 221 void onSetData(const GrGLSLProgramDataManager& pdman, |
| 222 const GrXferProcessor& processor) override { | 222 const GrXferProcessor& processor) override { |
| 223 const ArithmeticXP& arith = processor.cast<ArithmeticXP>(); | 223 const ArithmeticXP& arith = processor.cast<ArithmeticXP>(); |
| 224 pdman.set4f(fKUni, arith.k1(), arith.k2(), arith.k3(), arith.k4()); | 224 pdman.set4f(fKUni, arith.k1(), arith.k2(), arith.k3(), arith.k4()); |
| 225 fEnforcePMColor = arith.enforcePMColor(); | 225 fEnforcePMColor = arith.enforcePMColor(); |
| 226 }; | 226 }; |
| 227 | 227 |
| 228 GrGLProgramDataManager::UniformHandle fKUni; | 228 GrGLSLProgramDataManager::UniformHandle fKUni; |
| 229 bool fEnforcePMColor; | 229 bool fEnforcePMColor; |
| 230 | 230 |
| 231 typedef GrGLXferProcessor INHERITED; | 231 typedef GrGLXferProcessor INHERITED; |
| 232 }; | 232 }; |
| 233 | 233 |
| 234 /////////////////////////////////////////////////////////////////////////////// | 234 /////////////////////////////////////////////////////////////////////////////// |
| 235 | 235 |
| 236 ArithmeticXP::ArithmeticXP(const DstTexture* dstTexture, bool hasMixedSamples, | 236 ArithmeticXP::ArithmeticXP(const DstTexture* dstTexture, bool hasMixedSamples, |
| 237 float k1, float k2, float k3, float k4, bool enforceP
MColor) | 237 float k1, float k2, float k3, float k4, bool enforceP
MColor) |
| 238 : INHERITED(dstTexture, true, hasMixedSamples) | 238 : INHERITED(dstTexture, true, hasMixedSamples) |
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| 292 float k1 = d->fRandom->nextF(); | 292 float k1 = d->fRandom->nextF(); |
| 293 float k2 = d->fRandom->nextF(); | 293 float k2 = d->fRandom->nextF(); |
| 294 float k3 = d->fRandom->nextF(); | 294 float k3 = d->fRandom->nextF(); |
| 295 float k4 = d->fRandom->nextF(); | 295 float k4 = d->fRandom->nextF(); |
| 296 bool enforcePMColor = d->fRandom->nextBool(); | 296 bool enforcePMColor = d->fRandom->nextBool(); |
| 297 | 297 |
| 298 return GrArithmeticXPFactory::Create(k1, k2, k3, k4, enforcePMColor); | 298 return GrArithmeticXPFactory::Create(k1, k2, k3, k4, enforcePMColor); |
| 299 } | 299 } |
| 300 | 300 |
| 301 #endif | 301 #endif |
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