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295f920116
I wrote a script to do this which is attached to the bug. TBR=abarth@chromium.org BUG=435361 Review URL: https://codereview.chromium.org/736373003
49 lines
1.6 KiB
C++
49 lines
1.6 KiB
C++
// Copyright 2014 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef SKY_ENGINE_CORE_HTML_CANVAS_WEBGLSHAREDWEBGRAPHICSCONTEXT3D_H_
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#define SKY_ENGINE_CORE_HTML_CANVAS_WEBGLSHAREDWEBGRAPHICSCONTEXT3D_H_
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#include "sky/engine/wtf/Forward.h"
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#include "sky/engine/wtf/RefCounted.h"
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#include "sky/engine/wtf/RefPtr.h"
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namespace blink {
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class WebGraphicsContext3D;
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class DrawingBuffer;
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#if ENABLE(OILPAN)
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// The attached WebGLContextObjects are finalized using the
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// blink::WebGraphicsContext3D object of this object's DrawingBuffer.
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// Naturally the DrawingBuffer must then be kept alive until those
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// finalizers have run. With Oilpan, accomplish that by having the
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// WebGLContextObjects keep a RefPtr<> to an off-heap object that
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// safely handles the eventual release of the underlying
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// DrawingBuffer.
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class WebGLSharedWebGraphicsContext3D final : public RefCounted<WebGLSharedWebGraphicsContext3D> {
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public:
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static PassRefPtr<WebGLSharedWebGraphicsContext3D> create(PassRefPtr<DrawingBuffer>);
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~WebGLSharedWebGraphicsContext3D();
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// Disposing and updating the underlying DrawingBuffer;
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// needed when handling loss and restoration of graphics contexts.
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void dispose();
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void update(PassRefPtr<DrawingBuffer>);
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DrawingBuffer* drawingBuffer() const;
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blink::WebGraphicsContext3D* webContext() const;
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private:
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explicit WebGLSharedWebGraphicsContext3D(PassRefPtr<DrawingBuffer>);
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RefPtr<DrawingBuffer> m_buffer;
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};
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#endif
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}
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#endif // SKY_ENGINE_CORE_HTML_CANVAS_WEBGLSHAREDWEBGRAPHICSCONTEXT3D_H_
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