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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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152 | 152 |
153 GrBicubicEffect::~GrBicubicEffect() { | 153 GrBicubicEffect::~GrBicubicEffect() { |
154 } | 154 } |
155 | 155 |
156 void GrBicubicEffect::onGetGLProcessorKey(const GrGLSLCaps& caps, | 156 void GrBicubicEffect::onGetGLProcessorKey(const GrGLSLCaps& caps, |
157 GrProcessorKeyBuilder* b) const { | 157 GrProcessorKeyBuilder* b) const { |
158 GrGLBicubicEffect::GenKey(*this, caps, b); | 158 GrGLBicubicEffect::GenKey(*this, caps, b); |
159 } | 159 } |
160 | 160 |
161 GrGLFragmentProcessor* GrBicubicEffect::onCreateGLInstance() const { | 161 GrGLFragmentProcessor* GrBicubicEffect::onCreateGLInstance() const { |
162 return SkNEW_ARGS(GrGLBicubicEffect, (*this)); | 162 return new GrGLBicubicEffect(*this); |
163 } | 163 } |
164 | 164 |
165 bool GrBicubicEffect::onIsEqual(const GrFragmentProcessor& sBase) const { | 165 bool GrBicubicEffect::onIsEqual(const GrFragmentProcessor& sBase) const { |
166 const GrBicubicEffect& s = sBase.cast<GrBicubicEffect>(); | 166 const GrBicubicEffect& s = sBase.cast<GrBicubicEffect>(); |
167 return !memcmp(fCoefficients, s.coefficients(), 16) && | 167 return !memcmp(fCoefficients, s.coefficients(), 16) && |
168 fDomain == s.fDomain; | 168 fDomain == s.fDomain; |
169 } | 169 } |
170 | 170 |
171 void GrBicubicEffect::onComputeInvariantOutput(GrInvariantOutput* inout) const { | 171 void GrBicubicEffect::onComputeInvariantOutput(GrInvariantOutput* inout) const { |
172 // FIXME: Perhaps we can do better. | 172 // FIXME: Perhaps we can do better. |
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210 // Use bilerp to handle rotation or fractional translation. | 210 // Use bilerp to handle rotation or fractional translation. |
211 *filterMode = GrTextureParams::kBilerp_FilterMode; | 211 *filterMode = GrTextureParams::kBilerp_FilterMode; |
212 } | 212 } |
213 return false; | 213 return false; |
214 } | 214 } |
215 // When we use the bicubic filtering effect each sample is read from the tex
ture using | 215 // When we use the bicubic filtering effect each sample is read from the tex
ture using |
216 // nearest neighbor sampling. | 216 // nearest neighbor sampling. |
217 *filterMode = GrTextureParams::kNone_FilterMode; | 217 *filterMode = GrTextureParams::kNone_FilterMode; |
218 return true; | 218 return true; |
219 } | 219 } |
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