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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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642 shouldFailContextCreationForTesting = true; | 642 shouldFailContextCreationForTesting = true; |
643 } | 643 } |
644 | 644 |
645 ImageBitmap* WebGLRenderingContextBase::transferToImageBitmapBase() | 645 ImageBitmap* WebGLRenderingContextBase::transferToImageBitmapBase() |
646 { | 646 { |
647 if (!drawingBuffer()) | 647 if (!drawingBuffer()) |
648 return nullptr; | 648 return nullptr; |
649 return ImageBitmap::create(drawingBuffer()->transferToStaticBitmapImage()); | 649 return ImageBitmap::create(drawingBuffer()->transferToStaticBitmapImage()); |
650 } | 650 } |
651 | 651 |
652 void WebGLRenderingContextBase::commit(ExceptionState& exceptionState) | |
653 { | |
654 if (!getOffscreenCanvas()) { | |
655 exceptionState.throwDOMException(InvalidStateError, "Commit() was called on a rendering context that was not created from an OffscreenCanvas."); | |
656 return; | |
657 } | |
658 // no HTMLCanvas associated, thrown InvalidStateError | |
659 if (getOffscreenCanvas()->getAssociatedCanvasId() == -1) { | |
660 exceptionState.throwDOMException(InvalidStateError, "Commit() was called on a context whose OffscreenCanvas is not associated with a canvas element."); | |
661 return; | |
662 } | |
663 if (!drawingBuffer()) | |
664 return; | |
665 getOffscreenCanvas()->getOrCreateFrameDispatcher()->dispatchFrame(std::move( drawingBuffer()->transferToStaticBitmapImage())); | |
Justin Novosad
2016/09/14 14:28:13
// TODO(crbug.com/xxx): Make commit() work correct
xidachen
2016/09/14 14:53:51
Done.
| |
666 } | |
667 | |
652 PassRefPtr<Image> WebGLRenderingContextBase::getImage(AccelerationHint hint, Sna pshotReason reason) const | 668 PassRefPtr<Image> WebGLRenderingContextBase::getImage(AccelerationHint hint, Sna pshotReason reason) const |
653 { | 669 { |
654 if (!drawingBuffer()) | 670 if (!drawingBuffer()) |
655 return nullptr; | 671 return nullptr; |
656 | 672 |
657 drawingBuffer()->commit(); | 673 drawingBuffer()->commit(); |
658 IntSize size = clampedCanvasSize(); | 674 IntSize size = clampedCanvasSize(); |
659 OpacityMode opacityMode = creationAttributes().hasAlpha() ? NonOpaque : Opaq ue; | 675 OpacityMode opacityMode = creationAttributes().hasAlpha() ? NonOpaque : Opaq ue; |
660 std::unique_ptr<AcceleratedImageBufferSurface> surface = wrapUnique(new Acce leratedImageBufferSurface(size, opacityMode)); | 676 std::unique_ptr<AcceleratedImageBufferSurface> surface = wrapUnique(new Acce leratedImageBufferSurface(size, opacityMode)); |
661 if (!surface->isValid()) | 677 if (!surface->isValid()) |
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6454 | 6470 |
6455 void WebGLRenderingContextBase::getHTMLOrOffscreenCanvas(HTMLCanvasElementOrOffs creenCanvas& result) const | 6471 void WebGLRenderingContextBase::getHTMLOrOffscreenCanvas(HTMLCanvasElementOrOffs creenCanvas& result) const |
6456 { | 6472 { |
6457 if (canvas()) | 6473 if (canvas()) |
6458 result.setHTMLCanvasElement(canvas()); | 6474 result.setHTMLCanvasElement(canvas()); |
6459 else | 6475 else |
6460 result.setOffscreenCanvas(getOffscreenCanvas()); | 6476 result.setOffscreenCanvas(getOffscreenCanvas()); |
6461 } | 6477 } |
6462 | 6478 |
6463 } // namespace blink | 6479 } // namespace blink |
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