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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 "GrGLSLFragmentProcessor.h" | 8 #include "GrGLSLFragmentProcessor.h" |
9 #include "GrFragmentProcessor.h" | 9 #include "GrFragmentProcessor.h" |
10 #include "GrProcessor.h" | 10 #include "GrProcessor.h" |
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75 * Textures work the same way as transforms. | 75 * Textures work the same way as transforms. |
76 */ | 76 */ |
77 int firstCoordAt = args.fFp.numTransformsExclChildren(); | 77 int firstCoordAt = args.fFp.numTransformsExclChildren(); |
78 int firstTextureAt = args.fFp.numTexturesExclChildren(); | 78 int firstTextureAt = args.fFp.numTexturesExclChildren(); |
79 int firstBufferAt = args.fFp.numBuffersExclChildren(); | 79 int firstBufferAt = args.fFp.numBuffersExclChildren(); |
80 for (int i = 0; i < childIndex; ++i) { | 80 for (int i = 0; i < childIndex; ++i) { |
81 firstCoordAt += args.fFp.childProcessor(i).numTransforms(); | 81 firstCoordAt += args.fFp.childProcessor(i).numTransforms(); |
82 firstTextureAt += args.fFp.childProcessor(i).numTextures(); | 82 firstTextureAt += args.fFp.childProcessor(i).numTextures(); |
83 firstBufferAt += args.fFp.childProcessor(i).numBuffers(); | 83 firstBufferAt += args.fFp.childProcessor(i).numBuffers(); |
84 } | 84 } |
85 GrGLSLTransformedCoordsArray childCoords; | 85 SkTArray<GrShaderVar> childCoords; |
86 const SamplerHandle* childTexSamplers = nullptr; | 86 const SamplerHandle* childTexSamplers = nullptr; |
87 const SamplerHandle* childBufferSamplers = nullptr; | 87 const SamplerHandle* childBufferSamplers = nullptr; |
88 if (childProc.numTransforms() > 0) { | 88 if (childProc.numTransforms() > 0) { |
89 childCoords.push_back_n(childProc.numTransforms(), &args.fCoords[firstCo
ordAt]); | 89 childCoords.push_back_n(childProc.numTransforms(), &args.fTransformedCoo
rds[firstCoordAt]); |
90 } | 90 } |
91 if (childProc.numTextures() > 0) { | 91 if (childProc.numTextures() > 0) { |
92 childTexSamplers = &args.fTexSamplers[firstTextureAt]; | 92 childTexSamplers = &args.fTexSamplers[firstTextureAt]; |
93 } | 93 } |
94 if (childProc.numBuffers() > 0) { | 94 if (childProc.numBuffers() > 0) { |
95 childBufferSamplers = &args.fBufferSamplers[firstBufferAt]; | 95 childBufferSamplers = &args.fBufferSamplers[firstBufferAt]; |
96 } | 96 } |
97 | 97 |
98 // emit the code for the child in its own scope | 98 // emit the code for the child in its own scope |
99 fragBuilder->codeAppend("{\n"); | 99 fragBuilder->codeAppend("{\n"); |
100 fragBuilder->codeAppendf("// Child Index %d (mangle: %s): %s\n", childIndex, | 100 fragBuilder->codeAppendf("// Child Index %d (mangle: %s): %s\n", childIndex, |
101 fragBuilder->getMangleString().c_str(), childProc.n
ame()); | 101 fragBuilder->getMangleString().c_str(), childProc.n
ame()); |
102 EmitArgs childArgs(fragBuilder, | 102 EmitArgs childArgs(fragBuilder, |
103 args.fUniformHandler, | 103 args.fUniformHandler, |
104 args.fGLSLCaps, | 104 args.fGLSLCaps, |
105 childProc, | 105 childProc, |
106 outputColor, | 106 outputColor, |
107 inputColor, | 107 inputColor, |
108 childCoords, | 108 childCoords, |
109 childTexSamplers, | 109 childTexSamplers, |
110 childBufferSamplers, | 110 childBufferSamplers, |
111 args.fGpImplementsDistanceVector); | 111 args.fGpImplementsDistanceVector); |
112 this->childProcessor(childIndex)->emitCode(childArgs); | 112 this->childProcessor(childIndex)->emitCode(childArgs); |
113 fragBuilder->codeAppend("}\n"); | 113 fragBuilder->codeAppend("}\n"); |
114 | 114 |
115 fragBuilder->onAfterChildProcEmitCode(); | 115 fragBuilder->onAfterChildProcEmitCode(); |
116 } | 116 } |
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