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1 /* | 1 /* |
2 * Copyright (c) 2010, Google Inc. All rights reserved. | 2 * Copyright (c) 2010, Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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886 ASSERT(!m_actualAttributes.premultipliedAlpha); | 886 ASSERT(!m_actualAttributes.premultipliedAlpha); |
887 width = size().width(); | 887 width = size().width(); |
888 height = size().height(); | 888 height = size().height(); |
889 | 889 |
890 Checked<int, RecordOverflow> dataSize = 4; | 890 Checked<int, RecordOverflow> dataSize = 4; |
891 dataSize *= width; | 891 dataSize *= width; |
892 dataSize *= height; | 892 dataSize *= height; |
893 if (dataSize.hasOverflowed()) | 893 if (dataSize.hasOverflowed()) |
894 return false; | 894 return false; |
895 | 895 |
896 WTF::ArrayBufferContents pixels(width * height, 4, WTF::ArrayBufferContents:
:NotShared, WTF::ArrayBufferContents::DontInitialize); | 896 WTF::ArrayBufferContents pixels(width * height, 4, WTF::ArrayBufferContents:
:NotShared, WTF::ArrayBufferContents::DontInitialize, WTF::ArrayBufferContents::
NullDataIfOutOfMemory); |
897 | 897 |
898 GLint fbo = 0; | 898 GLint fbo = 0; |
899 if (sourceBuffer == FrontBuffer && m_frontColorBuffer.texInfo.textureId) { | 899 if (sourceBuffer == FrontBuffer && m_frontColorBuffer.texInfo.textureId) { |
900 fbo = m_context->createFramebuffer(); | 900 fbo = m_context->createFramebuffer(); |
901 m_context->bindFramebuffer(GL_FRAMEBUFFER, fbo); | 901 m_context->bindFramebuffer(GL_FRAMEBUFFER, fbo); |
902 m_context->framebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL
_TEXTURE_2D, m_frontColorBuffer.texInfo.textureId, 0); | 902 m_context->framebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL
_TEXTURE_2D, m_frontColorBuffer.texInfo.textureId, 0); |
903 } else { | 903 } else { |
904 m_context->bindFramebuffer(GL_FRAMEBUFFER, framebuffer()); | 904 m_context->bindFramebuffer(GL_FRAMEBUFFER, framebuffer()); |
905 } | 905 } |
906 | 906 |
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1027 void DrawingBuffer::deleteChromiumImageForTexture(TextureInfo* info) | 1027 void DrawingBuffer::deleteChromiumImageForTexture(TextureInfo* info) |
1028 { | 1028 { |
1029 if (info->imageId) { | 1029 if (info->imageId) { |
1030 m_context->releaseTexImage2DCHROMIUM(GL_TEXTURE_2D, info->imageId); | 1030 m_context->releaseTexImage2DCHROMIUM(GL_TEXTURE_2D, info->imageId); |
1031 m_context->destroyImageCHROMIUM(info->imageId); | 1031 m_context->destroyImageCHROMIUM(info->imageId); |
1032 info->imageId = 0; | 1032 info->imageId = 0; |
1033 } | 1033 } |
1034 } | 1034 } |
1035 | 1035 |
1036 } // namespace blink | 1036 } // namespace blink |
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