| OLD | NEW |
| 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/builders/GrGLProgramBuilder.h" | 18 #include "gl/GrGLXferProcessor.h" |
| 19 #include "glsl/GrGLSLFragmentShaderBuilder.h" |
| 20 #include "glsl/GrGLSLProgramBuilder.h" |
| 19 #include "glsl/GrGLSLProgramDataManager.h" | 21 #include "glsl/GrGLSLProgramDataManager.h" |
| 20 | 22 |
| 21 static const bool gUseUnpremul = false; | 23 static const bool gUseUnpremul = false; |
| 22 | 24 |
| 23 static void add_arithmetic_code(GrGLFragmentBuilder* fsBuilder, | 25 static void add_arithmetic_code(GrGLSLFragmentBuilder* fsBuilder, |
| 24 const char* srcColor, | 26 const char* srcColor, |
| 25 const char* dstColor, | 27 const char* dstColor, |
| 26 const char* outputColor, | 28 const char* outputColor, |
| 27 const char* kUni, | 29 const char* kUni, |
| 28 bool enforcePMColor) { | 30 bool enforcePMColor) { |
| 29 // We don't try to optimize for this case at all | 31 // We don't try to optimize for this case at all |
| 30 if (nullptr == srcColor) { | 32 if (nullptr == srcColor) { |
| 31 fsBuilder->codeAppend("const vec4 src = vec4(1);"); | 33 fsBuilder->codeAppend("const vec4 src = vec4(1);"); |
| 32 } else { | 34 } else { |
| 33 fsBuilder->codeAppendf("vec4 src = %s;", srcColor); | 35 fsBuilder->codeAppendf("vec4 src = %s;", srcColor); |
| (...skipping 19 matching lines...) Expand all Loading... |
| 53 } | 55 } |
| 54 | 56 |
| 55 class GLArithmeticFP : public GrGLFragmentProcessor { | 57 class GLArithmeticFP : public GrGLFragmentProcessor { |
| 56 public: | 58 public: |
| 57 GLArithmeticFP(const GrArithmeticFP& arithmeticFP) | 59 GLArithmeticFP(const GrArithmeticFP& arithmeticFP) |
| 58 : fEnforcePMColor(arithmeticFP.enforcePMColor()) {} | 60 : fEnforcePMColor(arithmeticFP.enforcePMColor()) {} |
| 59 | 61 |
| 60 ~GLArithmeticFP() override {} | 62 ~GLArithmeticFP() override {} |
| 61 | 63 |
| 62 void emitCode(EmitArgs& args) override { | 64 void emitCode(EmitArgs& args) override { |
| 63 GrGLFragmentBuilder* fsBuilder = args.fBuilder->getFragmentShaderBuilder
(); | 65 GrGLSLFragmentBuilder* fsBuilder = args.fBuilder->getFragmentShaderBuild
er(); |
| 64 SkString dstColor("dstColor"); | 66 SkString dstColor("dstColor"); |
| 65 this->emitChild(0, nullptr, &dstColor, args); | 67 this->emitChild(0, nullptr, &dstColor, args); |
| 66 | 68 |
| 67 fKUni = args.fBuilder->addUniform(GrGLProgramBuilder::kFragment_Visibili
ty, | 69 fKUni = args.fBuilder->addUniform(GrGLSLProgramBuilder::kFragment_Visibi
lity, |
| 68 kVec4f_GrSLType, kDefault_GrSLPrecisio
n, | 70 kVec4f_GrSLType, kDefault_GrSLPrecisio
n, |
| 69 "k"); | 71 "k"); |
| 70 const char* kUni = args.fBuilder->getUniformCStr(fKUni); | 72 const char* kUni = args.fBuilder->getUniformCStr(fKUni); |
| 71 | 73 |
| 72 add_arithmetic_code(fsBuilder, args.fInputColor, dstColor.c_str(), args.
fOutputColor, kUni, | 74 add_arithmetic_code(fsBuilder, args.fInputColor, dstColor.c_str(), args.
fOutputColor, kUni, |
| 73 fEnforcePMColor); | 75 fEnforcePMColor); |
| 74 } | 76 } |
| 75 | 77 |
| 76 static void GenKey(const GrProcessor& proc, const GrGLSLCaps& caps, GrProces
sorKeyBuilder* b) { | 78 static void GenKey(const GrProcessor& proc, const GrGLSLCaps& caps, GrProces
sorKeyBuilder* b) { |
| 77 const GrArithmeticFP& arith = proc.cast<GrArithmeticFP>(); | 79 const GrArithmeticFP& arith = proc.cast<GrArithmeticFP>(); |
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| 201 static void GenKey(const GrProcessor& processor, const GrGLSLCaps& caps, | 203 static void GenKey(const GrProcessor& processor, const GrGLSLCaps& caps, |
| 202 GrProcessorKeyBuilder* b) { | 204 GrProcessorKeyBuilder* b) { |
| 203 const ArithmeticXP& arith = processor.cast<ArithmeticXP>(); | 205 const ArithmeticXP& arith = processor.cast<ArithmeticXP>(); |
| 204 uint32_t key = arith.enforcePMColor() ? 1 : 0; | 206 uint32_t key = arith.enforcePMColor() ? 1 : 0; |
| 205 b->add32(key); | 207 b->add32(key); |
| 206 } | 208 } |
| 207 | 209 |
| 208 private: | 210 private: |
| 209 void emitBlendCodeForDstRead(GrGLSLXPBuilder* pb, const char* srcColor, cons
t char* dstColor, | 211 void emitBlendCodeForDstRead(GrGLSLXPBuilder* pb, const char* srcColor, cons
t char* dstColor, |
| 210 const char* outColor, const GrXferProcessor& pr
oc) override { | 212 const char* outColor, const GrXferProcessor& pr
oc) override { |
| 211 GrGLXPFragmentBuilder* fsBuilder = pb->getFragmentShaderBuilder(); | 213 GrGLSLXPFragmentBuilder* fsBuilder = pb->getFragmentShaderBuilder(); |
| 212 | 214 |
| 213 fKUni = pb->addUniform(GrGLProgramBuilder::kFragment_Visibility, | 215 fKUni = pb->addUniform(GrGLSLProgramBuilder::kFragment_Visibility, |
| 214 kVec4f_GrSLType, kDefault_GrSLPrecision, | 216 kVec4f_GrSLType, kDefault_GrSLPrecision, |
| 215 "k"); | 217 "k"); |
| 216 const char* kUni = pb->getUniformCStr(fKUni); | 218 const char* kUni = pb->getUniformCStr(fKUni); |
| 217 | 219 |
| 218 add_arithmetic_code(fsBuilder, srcColor, dstColor, outColor, kUni, fEnfo
rcePMColor); | 220 add_arithmetic_code(fsBuilder, srcColor, dstColor, outColor, kUni, fEnfo
rcePMColor); |
| 219 } | 221 } |
| 220 | 222 |
| 221 void onSetData(const GrGLSLProgramDataManager& pdman, | 223 void onSetData(const GrGLSLProgramDataManager& pdman, |
| 222 const GrXferProcessor& processor) override { | 224 const GrXferProcessor& processor) override { |
| 223 const ArithmeticXP& arith = processor.cast<ArithmeticXP>(); | 225 const ArithmeticXP& arith = processor.cast<ArithmeticXP>(); |
| (...skipping 68 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 292 float k1 = d->fRandom->nextF(); | 294 float k1 = d->fRandom->nextF(); |
| 293 float k2 = d->fRandom->nextF(); | 295 float k2 = d->fRandom->nextF(); |
| 294 float k3 = d->fRandom->nextF(); | 296 float k3 = d->fRandom->nextF(); |
| 295 float k4 = d->fRandom->nextF(); | 297 float k4 = d->fRandom->nextF(); |
| 296 bool enforcePMColor = d->fRandom->nextBool(); | 298 bool enforcePMColor = d->fRandom->nextBool(); |
| 297 | 299 |
| 298 return GrArithmeticXPFactory::Create(k1, k2, k3, k4, enforcePMColor); | 300 return GrArithmeticXPFactory::Create(k1, k2, k3, k4, enforcePMColor); |
| 299 } | 301 } |
| 300 | 302 |
| 301 #endif | 303 #endif |
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