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1 /* | 1 /* |
2 * Copyright (C) 2009 Apple Inc. All rights reserved. | 2 * Copyright (C) 2009 Apple 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 | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
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4522 if (functionID == TexImage2D) { | 4522 if (functionID == TexImage2D) { |
4523 texImage2DBase(target, level, internalformat, bitmap->width(), bitma
p->height(), 0, format, type, 0); | 4523 texImage2DBase(target, level, internalformat, bitmap->width(), bitma
p->height(), 0, format, type, 0); |
4524 texImageByGPU(TexImage2DByGPU, texture, target, level, internalforma
t, type, 0, 0, 0, bitmap); | 4524 texImageByGPU(TexImage2DByGPU, texture, target, level, internalforma
t, type, 0, 0, 0, bitmap); |
4525 } else if (functionID == TexSubImage2D) { | 4525 } else if (functionID == TexSubImage2D) { |
4526 texImageByGPU(TexSubImage2DByGPU, texture, target, level, GL_RGBA, t
ype, xoffset, yoffset, 0, bitmap); | 4526 texImageByGPU(TexSubImage2DByGPU, texture, target, level, GL_RGBA, t
ype, xoffset, yoffset, 0, bitmap); |
4527 } | 4527 } |
4528 return; | 4528 return; |
4529 } | 4529 } |
4530 RefPtr<SkImage> skImage = bitmap->bitmapImage()->imageForCurrentFrame(); | 4530 RefPtr<SkImage> skImage = bitmap->bitmapImage()->imageForCurrentFrame(); |
4531 SkPixmap pixmap; | 4531 SkPixmap pixmap; |
4532 std::unique_ptr<uint8_t[]> pixelData; | |
4533 uint8_t* pixelDataPtr = nullptr; | 4532 uint8_t* pixelDataPtr = nullptr; |
4534 // In the case where an ImageBitmap is not texture backed, peekPixels() alwa
ys succeed. | 4533 // In the case where an ImageBitmap is not texture backed, peekPixels() alwa
ys succeed. |
4535 // However, when it is texture backed and !canUseTexImageByGPU, we do a GPU
read back. | 4534 // However, when it is texture backed and !canUseTexImageByGPU, we do a GPU
read back. |
4536 bool peekSucceed = skImage->peekPixels(&pixmap); | 4535 bool peekSucceed = skImage->peekPixels(&pixmap); |
4537 if (peekSucceed) { | 4536 if (peekSucceed) { |
4538 pixelDataPtr = static_cast<uint8_t*>(pixmap.writable_addr()); | 4537 pixelDataPtr = static_cast<uint8_t*>(pixmap.writable_addr()); |
4539 } else { | 4538 } else { |
4540 pixelData = bitmap->copyBitmapData(bitmap->isPremultiplied() ? Premultip
lyAlpha : DontPremultiplyAlpha); | 4539 pixelDataPtr = bitmap->copyBitmapData(bitmap->isPremultiplied() ? Premul
tiplyAlpha : DontPremultiplyAlpha).leakRef()->data(); |
4541 pixelDataPtr = pixelData.get(); | |
4542 } | 4540 } |
4543 Vector<uint8_t> data; | 4541 Vector<uint8_t> data; |
4544 bool needConversion = true; | 4542 bool needConversion = true; |
4545 bool havePeekableRGBA = (peekSucceed && pixmap.colorType() == SkColorType::k
RGBA_8888_SkColorType); | 4543 bool havePeekableRGBA = (peekSucceed && pixmap.colorType() == SkColorType::k
RGBA_8888_SkColorType); |
4546 bool isPixelDataRGBA = (havePeekableRGBA || !peekSucceed); | 4544 bool isPixelDataRGBA = (havePeekableRGBA || !peekSucceed); |
4547 if (isPixelDataRGBA && format == GL_RGBA && type == GL_UNSIGNED_BYTE) { | 4545 if (isPixelDataRGBA && format == GL_RGBA && type == GL_UNSIGNED_BYTE) { |
4548 needConversion = false; | 4546 needConversion = false; |
4549 } else { | 4547 } else { |
4550 if (type == GL_UNSIGNED_INT_10F_11F_11F_REV) { | 4548 if (type == GL_UNSIGNED_INT_10F_11F_11F_REV) { |
4551 // The UNSIGNED_INT_10F_11F_11F_REV type pack/unpack isn't implement
ed. | 4549 // The UNSIGNED_INT_10F_11F_11F_REV type pack/unpack isn't implement
ed. |
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6491 | 6489 |
6492 void WebGLRenderingContextBase::getHTMLOrOffscreenCanvas(HTMLCanvasElementOrOffs
creenCanvas& result) const | 6490 void WebGLRenderingContextBase::getHTMLOrOffscreenCanvas(HTMLCanvasElementOrOffs
creenCanvas& result) const |
6493 { | 6491 { |
6494 if (canvas()) | 6492 if (canvas()) |
6495 result.setHTMLCanvasElement(canvas()); | 6493 result.setHTMLCanvasElement(canvas()); |
6496 else | 6494 else |
6497 result.setOffscreenCanvas(getOffscreenCanvas()); | 6495 result.setOffscreenCanvas(getOffscreenCanvas()); |
6498 } | 6496 } |
6499 | 6497 |
6500 } // namespace blink | 6498 } // namespace blink |
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