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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 "gl/GrGLEffect.h" | 9 #include "gl/GrGLEffect.h" |
10 #include "gl/GrGLSL.h" | 10 #include "gl/GrGLSL.h" |
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111 float imageIncrement[2] = { 0 }; | 111 float imageIncrement[2] = { 0 }; |
112 float ySign = texture.origin() != kTopLeft_GrSurfaceOrigin ? 1.0f : -1.0f; | 112 float ySign = texture.origin() != kTopLeft_GrSurfaceOrigin ? 1.0f : -1.0f; |
113 switch (conv.direction()) { | 113 switch (conv.direction()) { |
114 case Gr1DKernelEffect::kX_Direction: | 114 case Gr1DKernelEffect::kX_Direction: |
115 imageIncrement[0] = 1.0f / texture.width(); | 115 imageIncrement[0] = 1.0f / texture.width(); |
116 break; | 116 break; |
117 case Gr1DKernelEffect::kY_Direction: | 117 case Gr1DKernelEffect::kY_Direction: |
118 imageIncrement[1] = ySign / texture.height(); | 118 imageIncrement[1] = ySign / texture.height(); |
119 break; | 119 break; |
120 default: | 120 default: |
121 GrCrash("Unknown filter direction."); | 121 SkFAIL("Unknown filter direction."); |
122 } | 122 } |
123 uman.set2fv(fImageIncrementUni, 1, imageIncrement); | 123 uman.set2fv(fImageIncrementUni, 1, imageIncrement); |
124 if (conv.useBounds()) { | 124 if (conv.useBounds()) { |
125 const float* bounds = conv.bounds(); | 125 const float* bounds = conv.bounds(); |
126 if (Gr1DKernelEffect::kY_Direction == conv.direction() && | 126 if (Gr1DKernelEffect::kY_Direction == conv.direction() && |
127 texture.origin() != kTopLeft_GrSurfaceOrigin) { | 127 texture.origin() != kTopLeft_GrSurfaceOrigin) { |
128 uman.set2f(fBoundsUni, 1.0f - bounds[1], 1.0f - bounds[0]); | 128 uman.set2f(fBoundsUni, 1.0f - bounds[1], 1.0f - bounds[0]); |
129 } else { | 129 } else { |
130 uman.set2f(fBoundsUni, bounds[0], bounds[1]); | 130 uman.set2f(fBoundsUni, bounds[0], bounds[1]); |
131 } | 131 } |
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229 } | 229 } |
230 | 230 |
231 bool useBounds = random->nextBool(); | 231 bool useBounds = random->nextBool(); |
232 return GrConvolutionEffect::Create(textures[texIdx], | 232 return GrConvolutionEffect::Create(textures[texIdx], |
233 dir, | 233 dir, |
234 radius, | 234 radius, |
235 kernel, | 235 kernel, |
236 useBounds, | 236 useBounds, |
237 bounds); | 237 bounds); |
238 } | 238 } |
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