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1 // Copyright 2011 The Chromium Authors. All rights reserved. | 1 // Copyright 2012 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 | 5 // Temporary forwarding header |
6 #ifndef FrameBufferSkPictureCanvasLayerTextureUpdater_h | 6 #include "cc/frame_buffer_skpicture_canvas_layer_texture_updater.h" |
7 #define FrameBufferSkPictureCanvasLayerTextureUpdater_h | |
8 | |
9 #if USE(ACCELERATED_COMPOSITING) | |
10 | |
11 #include "SkPictureCanvasLayerTextureUpdater.h" | |
12 | |
13 class GrContext; | |
14 | |
15 namespace WebKit { | |
16 class WebGraphicsContext3D; | |
17 class WebSharedGraphicsContext3D; | |
18 } | |
19 | |
20 namespace cc { | |
21 | |
22 // This class records the contentRect into an SkPicture, then uses accelerated | |
23 // drawing to update the texture. The accelerated drawing goes to an | |
24 // intermediate framebuffer and then is copied to the destination texture once d
one. | |
25 class FrameBufferSkPictureCanvasLayerTextureUpdater : public SkPictureCanvasLaye
rTextureUpdater { | |
26 public: | |
27 class Texture : public LayerTextureUpdater::Texture { | |
28 public: | |
29 Texture(FrameBufferSkPictureCanvasLayerTextureUpdater*, scoped_ptr<CCPri
oritizedTexture>); | |
30 virtual ~Texture(); | |
31 | |
32 virtual void updateRect(CCResourceProvider*, const IntRect& sourceRect,
const IntSize& destOffset) OVERRIDE; | |
33 | |
34 private: | |
35 FrameBufferSkPictureCanvasLayerTextureUpdater* textureUpdater() { return
m_textureUpdater; } | |
36 | |
37 FrameBufferSkPictureCanvasLayerTextureUpdater* m_textureUpdater; | |
38 }; | |
39 | |
40 static PassRefPtr<FrameBufferSkPictureCanvasLayerTextureUpdater> create(Pass
OwnPtr<LayerPainterChromium>); | |
41 virtual ~FrameBufferSkPictureCanvasLayerTextureUpdater(); | |
42 | |
43 virtual PassOwnPtr<LayerTextureUpdater::Texture> createTexture(CCPrioritized
TextureManager*) OVERRIDE; | |
44 virtual SampledTexelFormat sampledTexelFormat(GC3Denum textureFormat) OVERRI
DE; | |
45 void updateTextureRect(WebKit::WebGraphicsContext3D*, GrContext*, CCResource
Provider*, CCPrioritizedTexture*, const IntRect& sourceRect, const IntSize& dest
Offset); | |
46 | |
47 private: | |
48 explicit FrameBufferSkPictureCanvasLayerTextureUpdater(PassOwnPtr<LayerPaint
erChromium>); | |
49 }; | |
50 } // namespace cc | |
51 #endif // USE(ACCELERATED_COMPOSITING) | |
52 #endif // FrameBufferSkPictureCanvasLayerTextureUpdater_h | |
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