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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 | 7 |
8 #include "GrBicubicEffect.h" | 8 #include "GrBicubicEffect.h" |
9 #include "GrInvariantOutput.h" | 9 #include "GrInvariantOutput.h" |
10 #include "gl/builders/GrGLProgramBuilder.h" | 10 #include "gl/builders/GrGLProgramBuilder.h" |
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175 | 175 |
176 void GrBicubicEffect::onComputeInvariantOutput(GrInvariantOutput* inout) const { | 176 void GrBicubicEffect::onComputeInvariantOutput(GrInvariantOutput* inout) const { |
177 // FIXME: Perhaps we can do better. | 177 // FIXME: Perhaps we can do better. |
178 inout->mulByUnknownSingleComponent(); | 178 inout->mulByUnknownSingleComponent(); |
179 } | 179 } |
180 | 180 |
181 GR_DEFINE_FRAGMENT_PROCESSOR_TEST(GrBicubicEffect); | 181 GR_DEFINE_FRAGMENT_PROCESSOR_TEST(GrBicubicEffect); |
182 | 182 |
183 GrFragmentProcessor* GrBicubicEffect::TestCreate(SkRandom* random, | 183 GrFragmentProcessor* GrBicubicEffect::TestCreate(SkRandom* random, |
184 GrContext* context, | 184 GrContext* context, |
185 const GrDrawTargetCaps&, | 185 const GrCaps&, |
186 GrTexture* textures[]) { | 186 GrTexture* textures[]) { |
187 int texIdx = random->nextBool() ? GrProcessorUnitTest::kSkiaPMTextureIdx : | 187 int texIdx = random->nextBool() ? GrProcessorUnitTest::kSkiaPMTextureIdx : |
188 GrProcessorUnitTest::kAlphaTextureIdx; | 188 GrProcessorUnitTest::kAlphaTextureIdx; |
189 SkScalar coefficients[16]; | 189 SkScalar coefficients[16]; |
190 for (int i = 0; i < 16; i++) { | 190 for (int i = 0; i < 16; i++) { |
191 coefficients[i] = random->nextSScalar1(); | 191 coefficients[i] = random->nextSScalar1(); |
192 } | 192 } |
193 return GrBicubicEffect::Create(textures[texIdx], coefficients); | 193 return GrBicubicEffect::Create(textures[texIdx], coefficients); |
194 } | 194 } |
195 | 195 |
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218 // Use bilerp to handle rotation or fractional translation. | 218 // Use bilerp to handle rotation or fractional translation. |
219 *filterMode = GrTextureParams::kBilerp_FilterMode; | 219 *filterMode = GrTextureParams::kBilerp_FilterMode; |
220 } | 220 } |
221 return false; | 221 return false; |
222 } | 222 } |
223 // When we use the bicubic filtering effect each sample is read from the tex
ture using | 223 // When we use the bicubic filtering effect each sample is read from the tex
ture using |
224 // nearest neighbor sampling. | 224 // nearest neighbor sampling. |
225 *filterMode = GrTextureParams::kNone_FilterMode; | 225 *filterMode = GrTextureParams::kNone_FilterMode; |
226 return true; | 226 return true; |
227 } | 227 } |
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