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1 /* | 1 /* |
2 * Copyright 2011 The Android Open Source Project | 2 * Copyright 2011 The Android Open Source Project |
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 "SkBitmap.h" | 8 #include "SkBitmap.h" |
9 #include "SkBlurImageFilter.h" | 9 #include "SkBlurImageFilter.h" |
10 #include "SkColorPriv.h" | 10 #include "SkColorPriv.h" |
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151 return false; | 151 return false; |
152 } | 152 } |
153 | 153 |
154 SkAutoLockPixels alp(src); | 154 SkAutoLockPixels alp(src); |
155 if (!src.getPixels()) { | 155 if (!src.getPixels()) { |
156 return false; | 156 return false; |
157 } | 157 } |
158 | 158 |
159 SkIRect srcBounds, dstBounds; | 159 SkIRect srcBounds, dstBounds; |
160 src.getBounds(&srcBounds); | 160 src.getBounds(&srcBounds); |
161 if (!this->applyCropRect(&srcBounds)) { | 161 if (!this->applyCropRect(&srcBounds, ctm)) { |
162 return false; | 162 return false; |
163 } | 163 } |
164 | 164 |
165 dst->setConfig(src.config(), srcBounds.width(), srcBounds.height()); | 165 dst->setConfig(src.config(), srcBounds.width(), srcBounds.height()); |
166 dst->getBounds(&dstBounds); | 166 dst->getBounds(&dstBounds); |
167 dst->allocPixels(); | 167 dst->allocPixels(); |
168 int kernelSizeX, kernelSizeX3, lowOffsetX, highOffsetX; | 168 int kernelSizeX, kernelSizeX3, lowOffsetX, highOffsetX; |
169 int kernelSizeY, kernelSizeY3, lowOffsetY, highOffsetY; | 169 int kernelSizeY, kernelSizeY3, lowOffsetY, highOffsetY; |
170 getBox3Params(fSigma.width(), &kernelSizeX, &kernelSizeX3, &lowOffsetX, &hig
hOffsetX); | 170 getBox3Params(fSigma.width(), &kernelSizeX, &kernelSizeX3, &lowOffsetX, &hig
hOffsetX); |
171 getBox3Params(fSigma.height(), &kernelSizeY, &kernelSizeY3, &lowOffsetY, &hi
ghOffsetY); | 171 getBox3Params(fSigma.height(), &kernelSizeY, &kernelSizeY3, &lowOffsetY, &hi
ghOffsetY); |
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209 bool SkBlurImageFilter::filterImageGPU(Proxy* proxy, const SkBitmap& src, const
SkMatrix& ctm, | 209 bool SkBlurImageFilter::filterImageGPU(Proxy* proxy, const SkBitmap& src, const
SkMatrix& ctm, |
210 SkBitmap* result, SkIPoint* offset) { | 210 SkBitmap* result, SkIPoint* offset) { |
211 #if SK_SUPPORT_GPU | 211 #if SK_SUPPORT_GPU |
212 SkBitmap input; | 212 SkBitmap input; |
213 if (!SkImageFilterUtils::GetInputResultGPU(getInput(0), proxy, src, ctm, &in
put, offset)) { | 213 if (!SkImageFilterUtils::GetInputResultGPU(getInput(0), proxy, src, ctm, &in
put, offset)) { |
214 return false; | 214 return false; |
215 } | 215 } |
216 GrTexture* source = input.getTexture(); | 216 GrTexture* source = input.getTexture(); |
217 SkIRect rect; | 217 SkIRect rect; |
218 src.getBounds(&rect); | 218 src.getBounds(&rect); |
219 if (!this->applyCropRect(&rect)) { | 219 if (!this->applyCropRect(&rect, ctm)) { |
220 return false; | 220 return false; |
221 } | 221 } |
222 SkAutoTUnref<GrTexture> tex(SkGpuBlurUtils::GaussianBlur(source->getContext(
), | 222 SkAutoTUnref<GrTexture> tex(SkGpuBlurUtils::GaussianBlur(source->getContext(
), |
223 source, | 223 source, |
224 false, | 224 false, |
225 SkRect::Make(rect), | 225 SkRect::Make(rect), |
226 true, | 226 true, |
227 fSigma.width(), | 227 fSigma.width(), |
228 fSigma.height())); | 228 fSigma.height())); |
229 offset->fX += rect.fLeft; | 229 offset->fX += rect.fLeft; |
230 offset->fY += rect.fTop; | 230 offset->fY += rect.fTop; |
231 return SkImageFilterUtils::WrapTexture(tex, rect.width(), rect.height(), res
ult); | 231 return SkImageFilterUtils::WrapTexture(tex, rect.width(), rect.height(), res
ult); |
232 #else | 232 #else |
233 SkDEBUGFAIL("Should not call in GPU-less build"); | 233 SkDEBUGFAIL("Should not call in GPU-less build"); |
234 return false; | 234 return false; |
235 #endif | 235 #endif |
236 } | 236 } |
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