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Side by Side Diff: cc/LayerTextureSubImage.cpp

Issue 11048044: cc: Switch to Chromium DCHECKs and LOGs (Closed) Base URL: http://git.chromium.org/chromium/src.git@master
Patch Set: Created 8 years, 2 months ago
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1 // Copyright 2011 The Chromium Authors. All rights reserved. 1 // Copyright 2011 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "config.h" 5 #include "config.h"
6 6
7 #if USE(ACCELERATED_COMPOSITING) 7 #if USE(ACCELERATED_COMPOSITING)
8 8
9 #include "LayerTextureSubImage.h" 9 #include "LayerTextureSubImage.h"
10 10
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88 unsigned int componentsPerPixel = 0; 88 unsigned int componentsPerPixel = 0;
89 switch (format) { 89 switch (format) {
90 case GraphicsContext3D::RGBA: 90 case GraphicsContext3D::RGBA:
91 case Extensions3D::BGRA_EXT: 91 case Extensions3D::BGRA_EXT:
92 componentsPerPixel = 4; 92 componentsPerPixel = 4;
93 break; 93 break;
94 case GraphicsContext3D::LUMINANCE: 94 case GraphicsContext3D::LUMINANCE:
95 componentsPerPixel = 1; 95 componentsPerPixel = 1;
96 break; 96 break;
97 default: 97 default:
98 ASSERT_NOT_REACHED(); 98 NOTREACHED();
99 } 99 }
100 unsigned int bytesPerComponent = 1; 100 unsigned int bytesPerComponent = 1;
101 101
102 if (imageRect.width() == sourceRect.width() && !offset.x()) 102 if (imageRect.width() == sourceRect.width() && !offset.x())
103 memcpy(pixelDest, &image[offset.y() * imageRect.width() * componentsPerP ixel * bytesPerComponent], imageRect.width() * sourceRect.height() * componentsP erPixel * bytesPerComponent); 103 memcpy(pixelDest, &image[offset.y() * imageRect.width() * componentsPerP ixel * bytesPerComponent], imageRect.width() * sourceRect.height() * componentsP erPixel * bytesPerComponent);
104 else { 104 else {
105 // Strides not equal, so do a row-by-row memcpy from the 105 // Strides not equal, so do a row-by-row memcpy from the
106 // paint results into the pixelDest 106 // paint results into the pixelDest
107 for (int row = 0; row < sourceRect.height(); ++row) 107 for (int row = 0; row < sourceRect.height(); ++row)
108 memcpy(&pixelDest[sourceRect.width() * row * componentsPerPixel * by tesPerComponent], 108 memcpy(&pixelDest[sourceRect.width() * row * componentsPerPixel * by tesPerComponent],
109 &image[4 * (offset.x() + (offset.y() + row) * imageRect.width ())], 109 &image[4 * (offset.x() + (offset.y() + row) * imageRect.width ())],
110 sourceRect.width() * componentsPerPixel * bytesPerComponent); 110 sourceRect.width() * componentsPerPixel * bytesPerComponent);
111 } 111 }
112 GLC(context, context->unmapTexSubImage2DCHROMIUM(pixelDest)); 112 GLC(context, context->unmapTexSubImage2DCHROMIUM(pixelDest));
113 } 113 }
114 114
115 } // namespace cc 115 } // namespace cc
116 116
117 #endif // USE(ACCELERATED_COMPOSITING) 117 #endif // USE(ACCELERATED_COMPOSITING)
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