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Side by Side Diff: src/effects/SkBicubicImageFilter.cpp

Issue 143073008: add installPixels (Closed) Base URL: https://skia.googlecode.com/svn/trunk
Patch Set: rebase Created 6 years, 11 months ago
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1 /* 1 /*
2 * Copyright 2013 The Android Open Source Project 2 * Copyright 2013 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 "SkBicubicImageFilter.h" 8 #include "SkBicubicImageFilter.h"
9 #include "SkBitmap.h" 9 #include "SkBitmap.h"
10 #include "SkColorPriv.h" 10 #include "SkColorPriv.h"
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101 } 101 }
102 102
103 SkRect dstRect = SkRect::MakeWH(SkScalarMul(SkIntToScalar(src.width()), fSca le.fWidth), 103 SkRect dstRect = SkRect::MakeWH(SkScalarMul(SkIntToScalar(src.width()), fSca le.fWidth),
104 SkScalarMul(SkIntToScalar(src.height()), fSc ale.fHeight)); 104 SkScalarMul(SkIntToScalar(src.height()), fSc ale.fHeight));
105 SkIRect dstIRect; 105 SkIRect dstIRect;
106 dstRect.roundOut(&dstIRect); 106 dstRect.roundOut(&dstIRect);
107 if (dstIRect.isEmpty()) { 107 if (dstIRect.isEmpty()) {
108 return false; 108 return false;
109 } 109 }
110 result->setConfig(src.config(), dstIRect.width(), dstIRect.height()); 110 result->setConfig(src.config(), dstIRect.width(), dstIRect.height());
111 result->allocPixels(); 111 if (!result->allocPixels()) {
112 if (!result->getPixels()) {
113 return false; 112 return false;
114 } 113 }
115 114
116 SkRect srcRect; 115 SkRect srcRect;
117 src.getBounds(&srcRect); 116 src.getBounds(&srcRect);
118 srcRect.offset(SkPoint::Make(SkIntToScalar(srcOffset.fX), SkIntToScalar(srcO ffset.fY))); 117 srcRect.offset(SkPoint::Make(SkIntToScalar(srcOffset.fX), SkIntToScalar(srcO ffset.fY)));
119 SkMatrix inverse; 118 SkMatrix inverse;
120 inverse.setRectToRect(dstRect, srcRect, SkMatrix::kFill_ScaleToFit); 119 inverse.setRectToRect(dstRect, srcRect, SkMatrix::kFill_ScaleToFit);
121 inverse.postTranslate(-0.5f, -0.5f); 120 inverse.postTranslate(-0.5f, -0.5f);
122 121
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196 GrPaint paint; 195 GrPaint paint;
197 paint.addColorEffect(GrBicubicEffect::Create(srcTexture, fCoefficients))->un ref(); 196 paint.addColorEffect(GrBicubicEffect::Create(srcTexture, fCoefficients))->un ref();
198 SkRect srcRect; 197 SkRect srcRect;
199 srcBM.getBounds(&srcRect); 198 srcBM.getBounds(&srcRect);
200 context->drawRectToRect(paint, dstRect, srcRect); 199 context->drawRectToRect(paint, dstRect, srcRect);
201 return SkImageFilterUtils::WrapTexture(dst, desc.fWidth, desc.fHeight, resul t); 200 return SkImageFilterUtils::WrapTexture(dst, desc.fWidth, desc.fHeight, resul t);
202 } 201 }
203 #endif 202 #endif
204 203
205 /////////////////////////////////////////////////////////////////////////////// 204 ///////////////////////////////////////////////////////////////////////////////
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