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1 /* | 1 /* |
2 * Copyright 2014 Google Inc. | 2 * Copyright 2014 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 #include "GrMatrixConvolutionEffect.h" | 7 #include "GrMatrixConvolutionEffect.h" |
8 #include "glsl/GrGLSLFragmentProcessor.h" | 8 #include "glsl/GrGLSLFragmentProcessor.h" |
9 #include "glsl/GrGLSLFragmentShaderBuilder.h" | 9 #include "glsl/GrGLSLFragmentShaderBuilder.h" |
10 #include "glsl/GrGLSLProgramDataManager.h" | 10 #include "glsl/GrGLSLProgramDataManager.h" |
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33 }; | 33 }; |
34 | 34 |
35 void GrGLMatrixConvolutionEffect::emitCode(EmitArgs& args) { | 35 void GrGLMatrixConvolutionEffect::emitCode(EmitArgs& args) { |
36 const GrMatrixConvolutionEffect& mce = args.fFp.cast<GrMatrixConvolutionEffe
ct>(); | 36 const GrMatrixConvolutionEffect& mce = args.fFp.cast<GrMatrixConvolutionEffe
ct>(); |
37 const GrTextureDomain& domain = mce.domain(); | 37 const GrTextureDomain& domain = mce.domain(); |
38 | 38 |
39 int kWidth = mce.kernelSize().width(); | 39 int kWidth = mce.kernelSize().width(); |
40 int kHeight = mce.kernelSize().height(); | 40 int kHeight = mce.kernelSize().height(); |
41 | 41 |
42 GrGLSLUniformHandler* uniformHandler = args.fUniformHandler; | 42 GrGLSLUniformHandler* uniformHandler = args.fUniformHandler; |
43 fImageIncrementUni = uniformHandler->addUniform(GrGLSLUniformHandler::kFragm
ent_Visibility, | 43 fImageIncrementUni = uniformHandler->addUniform(kFragment_GrShaderFlag, |
44 kVec2f_GrSLType, kDefault_Gr
SLPrecision, | 44 kVec2f_GrSLType, kDefault_Gr
SLPrecision, |
45 "ImageIncrement"); | 45 "ImageIncrement"); |
46 fKernelUni = uniformHandler->addUniformArray(GrGLSLUniformHandler::kFragment
_Visibility, | 46 fKernelUni = uniformHandler->addUniformArray(kFragment_GrShaderFlag, |
47 kFloat_GrSLType, kDefault_GrSLP
recision, | 47 kFloat_GrSLType, kDefault_GrSLP
recision, |
48 "Kernel", | 48 "Kernel", |
49 kWidth * kHeight); | 49 kWidth * kHeight); |
50 fKernelOffsetUni = uniformHandler->addUniform(GrGLSLUniformHandler::kFragmen
t_Visibility, | 50 fKernelOffsetUni = uniformHandler->addUniform(kFragment_GrShaderFlag, |
51 kVec2f_GrSLType, kDefault_GrSL
Precision, | 51 kVec2f_GrSLType, kDefault_GrSL
Precision, |
52 "KernelOffset"); | 52 "KernelOffset"); |
53 fGainUni = uniformHandler->addUniform(GrGLSLUniformHandler::kFragment_Visibi
lity, | 53 fGainUni = uniformHandler->addUniform(kFragment_GrShaderFlag, |
54 kFloat_GrSLType, kDefault_GrSLPrecisio
n, "Gain"); | 54 kFloat_GrSLType, kDefault_GrSLPrecisio
n, "Gain"); |
55 fBiasUni = uniformHandler->addUniform(GrGLSLUniformHandler::kFragment_Visibi
lity, | 55 fBiasUni = uniformHandler->addUniform(kFragment_GrShaderFlag, |
56 kFloat_GrSLType, kDefault_GrSLPrecisio
n, "Bias"); | 56 kFloat_GrSLType, kDefault_GrSLPrecisio
n, "Bias"); |
57 | 57 |
58 const char* kernelOffset = uniformHandler->getUniformCStr(fKernelOffsetUni); | 58 const char* kernelOffset = uniformHandler->getUniformCStr(fKernelOffsetUni); |
59 const char* imgInc = uniformHandler->getUniformCStr(fImageIncrementUni); | 59 const char* imgInc = uniformHandler->getUniformCStr(fImageIncrementUni); |
60 const char* kernel = uniformHandler->getUniformCStr(fKernelUni); | 60 const char* kernel = uniformHandler->getUniformCStr(fKernelUni); |
61 const char* gain = uniformHandler->getUniformCStr(fGainUni); | 61 const char* gain = uniformHandler->getUniformCStr(fGainUni); |
62 const char* bias = uniformHandler->getUniformCStr(fBiasUni); | 62 const char* bias = uniformHandler->getUniformCStr(fBiasUni); |
63 | 63 |
64 GrGLSLFragmentBuilder* fragBuilder = args.fFragBuilder; | 64 GrGLSLFragmentBuilder* fragBuilder = args.fFragBuilder; |
65 SkString coords2D = fragBuilder->ensureFSCoords2D(args.fCoords, 0); | 65 SkString coords2D = fragBuilder->ensureFSCoords2D(args.fCoords, 0); |
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248 return GrMatrixConvolutionEffect::Create(d->fTextures[texIdx], | 248 return GrMatrixConvolutionEffect::Create(d->fTextures[texIdx], |
249 bounds, | 249 bounds, |
250 kernelSize, | 250 kernelSize, |
251 kernel.get(), | 251 kernel.get(), |
252 gain, | 252 gain, |
253 bias, | 253 bias, |
254 kernelOffset, | 254 kernelOffset, |
255 tileMode, | 255 tileMode, |
256 convolveAlpha); | 256 convolveAlpha); |
257 } | 257 } |
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