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1 /* | 1 /* |
2 * Copyright 2012 Google Inc. | 2 * Copyright 2012 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 "SkAutoPixmapStorage.h" | 8 #include "SkAutoPixmapStorage.h" |
9 #include "GrCaps.h" | 9 #include "GrCaps.h" |
10 #include "GrContext.h" | 10 #include "GrContext.h" |
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104 for (int y = 0; y < info.height(); ++y) { | 104 for (int y = 0; y < info.height(); ++y) { |
105 for (int x = 0; x < info.width(); ++x) { | 105 for (int x = 0; x < info.width(); ++x) { |
106 row[x] = SkPreMultiplyColor(row[x]); | 106 row[x] = SkPreMultiplyColor(row[x]); |
107 } | 107 } |
108 } | 108 } |
109 } | 109 } |
110 | 110 |
111 bool SkImage_Gpu::onReadPixels(const SkImageInfo& info, void* pixels, size_t row
Bytes, | 111 bool SkImage_Gpu::onReadPixels(const SkImageInfo& info, void* pixels, size_t row
Bytes, |
112 int srcX, int srcY, CachingHint) const { | 112 int srcX, int srcY, CachingHint) const { |
113 GrPixelConfig config = SkImageInfo2GrPixelConfig(info.colorType(), info.alph
aType(), | 113 GrPixelConfig config = SkImageInfo2GrPixelConfig(info.colorType(), info.alph
aType(), |
114 info.profileType()); | 114 info.profileType(), |
| 115 *fTexture->getContext()->ca
ps()); |
115 uint32_t flags = 0; | 116 uint32_t flags = 0; |
116 if (kUnpremul_SkAlphaType == info.alphaType() && kPremul_SkAlphaType == fAlp
haType) { | 117 if (kUnpremul_SkAlphaType == info.alphaType() && kPremul_SkAlphaType == fAlp
haType) { |
117 // let the GPU perform this transformation for us | 118 // let the GPU perform this transformation for us |
118 flags = GrContext::kUnpremul_PixelOpsFlag; | 119 flags = GrContext::kUnpremul_PixelOpsFlag; |
119 } | 120 } |
120 if (!fTexture->readPixels(srcX, srcY, info.width(), info.height(), config, | 121 if (!fTexture->readPixels(srcX, srcY, info.width(), info.height(), config, |
121 pixels, rowBytes, flags)) { | 122 pixels, rowBytes, flags)) { |
122 return false; | 123 return false; |
123 } | 124 } |
124 // do we have to manually fix-up the alpha channel? | 125 // do we have to manually fix-up the alpha channel? |
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450 return nullptr; | 451 return nullptr; |
451 } | 452 } |
452 | 453 |
453 const SkIRect srcR = SkIRect::MakeWH(desc.fWidth, desc.fHeight); | 454 const SkIRect srcR = SkIRect::MakeWH(desc.fWidth, desc.fHeight); |
454 const SkIPoint dstP = SkIPoint::Make(0, 0); | 455 const SkIPoint dstP = SkIPoint::Make(0, 0); |
455 ctx->copySurface(dst, src, srcR, dstP); | 456 ctx->copySurface(dst, src, srcR, dstP); |
456 ctx->flushSurfaceWrites(dst); | 457 ctx->flushSurfaceWrites(dst); |
457 return dst; | 458 return dst; |
458 } | 459 } |
459 | 460 |
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