OLD | NEW |
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 "GrConvolutionEffect.h" | 8 #include "GrConvolutionEffect.h" |
9 #include "glsl/GrGLSLFragmentProcessor.h" | 9 #include "glsl/GrGLSLFragmentProcessor.h" |
10 #include "glsl/GrGLSLFragmentShaderBuilder.h" | 10 #include "glsl/GrGLSLFragmentShaderBuilder.h" |
(...skipping 36 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
47 int width = Gr1DKernelEffect::WidthFromRadius(ce.radius()); | 47 int width = Gr1DKernelEffect::WidthFromRadius(ce.radius()); |
48 | 48 |
49 int arrayCount = (width + 3) / 4; | 49 int arrayCount = (width + 3) / 4; |
50 SkASSERT(4 * arrayCount >= width); | 50 SkASSERT(4 * arrayCount >= width); |
51 | 51 |
52 fKernelUni = uniformHandler->addUniformArray(kFragment_GrShaderFlag, | 52 fKernelUni = uniformHandler->addUniformArray(kFragment_GrShaderFlag, |
53 kVec4f_GrSLType, kDefault_GrSLP
recision, | 53 kVec4f_GrSLType, kDefault_GrSLP
recision, |
54 "Kernel", arrayCount); | 54 "Kernel", arrayCount); |
55 | 55 |
56 GrGLSLFPFragmentBuilder* fragBuilder = args.fFragBuilder; | 56 GrGLSLFPFragmentBuilder* fragBuilder = args.fFragBuilder; |
57 SkString coords2D = fragBuilder->ensureFSCoords2D(args.fCoords, 0); | 57 SkString coords2D = fragBuilder->ensureCoords2D(args.fTransformedCoords[0]); |
58 | 58 |
59 fragBuilder->codeAppendf("%s = vec4(0, 0, 0, 0);", args.fOutputColor); | 59 fragBuilder->codeAppendf("%s = vec4(0, 0, 0, 0);", args.fOutputColor); |
60 | 60 |
61 const GrGLSLShaderVar& kernel = uniformHandler->getUniformVariable(fKernelUn
i); | 61 const GrGLSLShaderVar& kernel = uniformHandler->getUniformVariable(fKernelUn
i); |
62 const char* imgInc = uniformHandler->getUniformCStr(fImageIncrementUni); | 62 const char* imgInc = uniformHandler->getUniformCStr(fImageIncrementUni); |
63 | 63 |
64 fragBuilder->codeAppendf("vec2 coord = %s - %d.0 * %s;", coords2D.c_str(), c
e.radius(), imgInc); | 64 fragBuilder->codeAppendf("vec2 coord = %s - %d.0 * %s;", coords2D.c_str(), c
e.radius(), imgInc); |
65 | 65 |
66 // Manually unroll loop because some drivers don't; yields 20-30% speedup. | 66 // Manually unroll loop because some drivers don't; yields 20-30% speedup. |
67 const char* kVecSuffix[4] = { ".x", ".y", ".z", ".w" }; | 67 const char* kVecSuffix[4] = { ".x", ".y", ".z", ".w" }; |
(...skipping 160 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
228 } | 228 } |
229 | 229 |
230 bool useBounds = d->fRandom->nextBool(); | 230 bool useBounds = d->fRandom->nextBool(); |
231 return GrConvolutionEffect::Make(d->fTextures[texIdx], | 231 return GrConvolutionEffect::Make(d->fTextures[texIdx], |
232 dir, | 232 dir, |
233 radius, | 233 radius, |
234 kernel, | 234 kernel, |
235 useBounds, | 235 useBounds, |
236 bounds); | 236 bounds); |
237 } | 237 } |
OLD | NEW |