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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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139 SkBitmap src = source; | 139 SkBitmap src = source; |
140 SkIPoint srcOffset = SkIPoint::Make(0, 0); | 140 SkIPoint srcOffset = SkIPoint::Make(0, 0); |
141 if (getInput(0) && !getInput(0)->filterImage(proxy, source, ctx, &src, &srcO
ffset)) { | 141 if (getInput(0) && !getInput(0)->filterImage(proxy, source, ctx, &src, &srcO
ffset)) { |
142 return false; | 142 return false; |
143 } | 143 } |
144 | 144 |
145 if (src.colorType() != kPMColor_SkColorType) { | 145 if (src.colorType() != kPMColor_SkColorType) { |
146 return false; | 146 return false; |
147 } | 147 } |
148 | 148 |
149 SkIRect srcBounds, dstBounds; | |
150 if (!this->applyCropRect(ctx, proxy, src, &srcOffset, &srcBounds, &src)) { | |
151 return false; | |
152 } | |
153 | |
154 SkAutoLockPixels alp(src); | 149 SkAutoLockPixels alp(src); |
155 if (!src.getPixels()) { | 150 if (!src.getPixels()) { |
156 return false; | 151 return false; |
157 } | 152 } |
158 | 153 |
| 154 SkIRect srcBounds, dstBounds; |
| 155 src.getBounds(&srcBounds); |
| 156 srcBounds.offset(srcOffset); |
| 157 if (!this->applyCropRect(&srcBounds, ctx.ctm())) { |
| 158 return false; |
| 159 } |
| 160 |
159 dst->setConfig(src.config(), srcBounds.width(), srcBounds.height()); | 161 dst->setConfig(src.config(), srcBounds.width(), srcBounds.height()); |
160 dst->getBounds(&dstBounds); | 162 dst->getBounds(&dstBounds); |
161 if (!dst->allocPixels()) { | 163 if (!dst->allocPixels()) { |
162 return false; | 164 return false; |
163 } | 165 } |
164 | 166 |
165 SkVector sigma, localSigma = SkVector::Make(fSigma.width(), fSigma.height())
; | 167 SkVector sigma, localSigma = SkVector::Make(fSigma.width(), fSigma.height())
; |
166 ctx.ctm().mapVectors(&sigma, &localSigma, 1); | 168 ctx.ctm().mapVectors(&sigma, &localSigma, 1); |
167 | 169 |
168 int kernelSizeX, kernelSizeX3, lowOffsetX, highOffsetX; | 170 int kernelSizeX, kernelSizeX3, lowOffsetX, highOffsetX; |
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249 } | 251 } |
250 | 252 |
251 bool SkBlurImageFilter::filterImageGPU(Proxy* proxy, const SkBitmap& src, const
Context& ctx, | 253 bool SkBlurImageFilter::filterImageGPU(Proxy* proxy, const SkBitmap& src, const
Context& ctx, |
252 SkBitmap* result, SkIPoint* offset) const
{ | 254 SkBitmap* result, SkIPoint* offset) const
{ |
253 #if SK_SUPPORT_GPU | 255 #if SK_SUPPORT_GPU |
254 SkBitmap input = src; | 256 SkBitmap input = src; |
255 SkIPoint srcOffset = SkIPoint::Make(0, 0); | 257 SkIPoint srcOffset = SkIPoint::Make(0, 0); |
256 if (getInput(0) && !getInput(0)->getInputResultGPU(proxy, src, ctx, &input,
&srcOffset)) { | 258 if (getInput(0) && !getInput(0)->getInputResultGPU(proxy, src, ctx, &input,
&srcOffset)) { |
257 return false; | 259 return false; |
258 } | 260 } |
| 261 GrTexture* source = input.getTexture(); |
259 SkIRect rect; | 262 SkIRect rect; |
260 if (!this->applyCropRect(ctx, proxy, input, &srcOffset, &rect, &input)) { | 263 src.getBounds(&rect); |
| 264 rect.offset(srcOffset); |
| 265 if (!this->applyCropRect(&rect, ctx.ctm())) { |
261 return false; | 266 return false; |
262 } | 267 } |
263 GrTexture* source = input.getTexture(); | |
264 SkVector sigma, localSigma = SkVector::Make(fSigma.width(), fSigma.height())
; | 268 SkVector sigma, localSigma = SkVector::Make(fSigma.width(), fSigma.height())
; |
265 ctx.ctm().mapVectors(&sigma, &localSigma, 1); | 269 ctx.ctm().mapVectors(&sigma, &localSigma, 1); |
266 offset->fX = rect.fLeft; | 270 offset->fX = rect.fLeft; |
267 offset->fY = rect.fTop; | 271 offset->fY = rect.fTop; |
268 rect.offset(-srcOffset); | 272 rect.offset(-srcOffset); |
269 SkAutoTUnref<GrTexture> tex(SkGpuBlurUtils::GaussianBlur(source->getContext(
), | 273 SkAutoTUnref<GrTexture> tex(SkGpuBlurUtils::GaussianBlur(source->getContext(
), |
270 source, | 274 source, |
271 false, | 275 false, |
272 SkRect::Make(rect), | 276 SkRect::Make(rect), |
273 true, | 277 true, |
274 sigma.x(), | 278 sigma.x(), |
275 sigma.y())); | 279 sigma.y())); |
276 WrapTexture(tex, rect.width(), rect.height(), result); | 280 WrapTexture(tex, rect.width(), rect.height(), result); |
277 return true; | 281 return true; |
278 #else | 282 #else |
279 SkDEBUGFAIL("Should not call in GPU-less build"); | 283 SkDEBUGFAIL("Should not call in GPU-less build"); |
280 return false; | 284 return false; |
281 #endif | 285 #endif |
282 } | 286 } |
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