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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 "SkPictureShader.h" | 8 #include "SkPictureShader.h" |
9 | 9 |
10 #include "SkBitmap.h" | 10 #include "SkBitmap.h" |
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85 if (!fCachedBitmapShader || tileScale != fCachedTileScale || | 85 if (!fCachedBitmapShader || tileScale != fCachedTileScale || |
86 this->getLocalMatrix() != fCachedLocalMatrix) { | 86 this->getLocalMatrix() != fCachedLocalMatrix) { |
87 SkBitmap bm; | 87 SkBitmap bm; |
88 if (!bm.allocN32Pixels(tileSize.width(), tileSize.height())) { | 88 if (!bm.allocN32Pixels(tileSize.width(), tileSize.height())) { |
89 return NULL; | 89 return NULL; |
90 } | 90 } |
91 bm.eraseColor(SK_ColorTRANSPARENT); | 91 bm.eraseColor(SK_ColorTRANSPARENT); |
92 | 92 |
93 SkCanvas canvas(bm); | 93 SkCanvas canvas(bm); |
94 canvas.scale(tileScale.width(), tileScale.height()); | 94 canvas.scale(tileScale.width(), tileScale.height()); |
95 canvas.drawPicture(*fPicture); | 95 canvas.drawPicture(fPicture); |
96 | 96 |
97 fCachedTileScale = tileScale; | 97 fCachedTileScale = tileScale; |
98 fCachedLocalMatrix = this->getLocalMatrix(); | 98 fCachedLocalMatrix = this->getLocalMatrix(); |
99 | 99 |
100 SkMatrix shaderMatrix = this->getLocalMatrix(); | 100 SkMatrix shaderMatrix = this->getLocalMatrix(); |
101 shaderMatrix.preScale(1 / tileScale.width(), 1 / tileScale.height()); | 101 shaderMatrix.preScale(1 / tileScale.width(), 1 / tileScale.height()); |
102 fCachedBitmapShader.reset(CreateBitmapShader(bm, fTmx, fTmy, &shaderMatr
ix)); | 102 fCachedBitmapShader.reset(CreateBitmapShader(bm, fTmx, fTmy, &shaderMatr
ix)); |
103 } | 103 } |
104 | 104 |
105 // Increment the ref counter inside the mutex to ensure the returned pointer
is still valid. | 105 // Increment the ref counter inside the mutex to ensure the returned pointer
is still valid. |
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190 #if SK_SUPPORT_GPU | 190 #if SK_SUPPORT_GPU |
191 GrEffectRef* SkPictureShader::asNewEffect(GrContext* context, const SkPaint& pai
nt, | 191 GrEffectRef* SkPictureShader::asNewEffect(GrContext* context, const SkPaint& pai
nt, |
192 const SkMatrix* localMatrix) const { | 192 const SkMatrix* localMatrix) const { |
193 SkAutoTUnref<SkShader> bitmapShader(this->refBitmapShader(context->getMatrix
(), localMatrix)); | 193 SkAutoTUnref<SkShader> bitmapShader(this->refBitmapShader(context->getMatrix
(), localMatrix)); |
194 if (!bitmapShader) { | 194 if (!bitmapShader) { |
195 return NULL; | 195 return NULL; |
196 } | 196 } |
197 return bitmapShader->asNewEffect(context, paint, NULL); | 197 return bitmapShader->asNewEffect(context, paint, NULL); |
198 } | 198 } |
199 #endif | 199 #endif |
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