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Side by Side Diff: cc/layer_texture_updater.h

Issue 11189043: cc: Rename cc classes and members to match filenames (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 8 years, 2 months ago
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1 // Copyright 2011 The Chromium Authors. All rights reserved. 1 // Copyright 2011 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
6 #ifndef LayerTextureUpdater_h 6 #ifndef LayerTextureUpdater_h
7 #define LayerTextureUpdater_h 7 #define LayerTextureUpdater_h
8 8
9 #include "base/memory/ref_counted.h" 9 #include "base/memory/ref_counted.h"
10 #include "CCPrioritizedTexture.h" 10 #include "CCPrioritizedTexture.h"
11 #include "GraphicsTypes3D.h" 11 #include "GraphicsTypes3D.h"
12 12
13 namespace cc { 13 namespace cc {
14 14
15 class IntRect; 15 class IntRect;
16 class IntSize; 16 class IntSize;
17 class TextureManager; 17 class TextureManager;
18 struct CCRenderingStats; 18 struct RenderingStats;
19 class CCTextureUpdateQueue; 19 class TextureUpdateQueue;
20 20
21 class LayerTextureUpdater : public base::RefCounted<LayerTextureUpdater> { 21 class LayerTextureUpdater : public base::RefCounted<LayerTextureUpdater> {
22 public: 22 public:
23 // Allows texture uploaders to store per-tile resources. 23 // Allows texture uploaders to store per-tile resources.
24 class Texture { 24 class Texture {
25 public: 25 public:
26 virtual ~Texture(); 26 virtual ~Texture();
27 27
28 CCPrioritizedTexture* texture() { return m_texture.get(); } 28 PrioritizedTexture* texture() { return m_texture.get(); }
29 void swapTextureWith(scoped_ptr<CCPrioritizedTexture>& texture) { m_text ure.swap(texture); } 29 void swapTextureWith(scoped_ptr<PrioritizedTexture>& texture) { m_textur e.swap(texture); }
30 // TODO(reveman): partialUpdate should be a property of this class 30 // TODO(reveman): partialUpdate should be a property of this class
31 // instead of an argument passed to update(). 31 // instead of an argument passed to update().
32 virtual void update(CCTextureUpdateQueue&, const IntRect& sourceRect, co nst IntSize& destOffset, bool partialUpdate, CCRenderingStats&) = 0; 32 virtual void update(TextureUpdateQueue&, const IntRect& sourceRect, cons t IntSize& destOffset, bool partialUpdate, RenderingStats&) = 0;
33 protected: 33 protected:
34 explicit Texture(scoped_ptr<CCPrioritizedTexture> texture); 34 explicit Texture(scoped_ptr<PrioritizedTexture> texture);
35 35
36 private: 36 private:
37 scoped_ptr<CCPrioritizedTexture> m_texture; 37 scoped_ptr<PrioritizedTexture> m_texture;
38 }; 38 };
39 39
40 LayerTextureUpdater() { } 40 LayerTextureUpdater() { }
41 41
42 enum SampledTexelFormat { 42 enum SampledTexelFormat {
43 SampledTexelFormatRGBA, 43 SampledTexelFormatRGBA,
44 SampledTexelFormatBGRA, 44 SampledTexelFormatBGRA,
45 SampledTexelFormatInvalid, 45 SampledTexelFormatInvalid,
46 }; 46 };
47 virtual scoped_ptr<Texture> createTexture(CCPrioritizedTextureManager*) = 0; 47 virtual scoped_ptr<Texture> createTexture(PrioritizedTextureManager*) = 0;
48 // Returns the format of the texel uploaded by this interface. 48 // Returns the format of the texel uploaded by this interface.
49 // This format should not be confused by texture internal format. 49 // This format should not be confused by texture internal format.
50 // This format specifies the component order in the sampled texel. 50 // This format specifies the component order in the sampled texel.
51 // If the format is TexelFormatBGRA, vec4.x is blue and vec4.z is red. 51 // If the format is TexelFormatBGRA, vec4.x is blue and vec4.z is red.
52 virtual SampledTexelFormat sampledTexelFormat(GC3Denum textureFormat) = 0; 52 virtual SampledTexelFormat sampledTexelFormat(GC3Denum textureFormat) = 0;
53 // The |resultingOpaqueRect| gives back a region of the layer that was paint ed opaque. If the layer is marked opaque in the updater, 53 // The |resultingOpaqueRect| gives back a region of the layer that was paint ed opaque. If the layer is marked opaque in the updater,
54 // then this region should be ignored in preference for the entire layer's a rea. 54 // then this region should be ignored in preference for the entire layer's a rea.
55 virtual void prepareToUpdate(const IntRect& contentRect, const IntSize& tile Size, float contentsWidthScale, float contentsHeightScale, IntRect& resultingOpa queRect, CCRenderingStats&) { } 55 virtual void prepareToUpdate(const IntRect& contentRect, const IntSize& tile Size, float contentsWidthScale, float contentsHeightScale, IntRect& resultingOpa queRect, RenderingStats&) { }
56 56
57 // Set true by the layer when it is known that the entire output is going to be opaque. 57 // Set true by the layer when it is known that the entire output is going to be opaque.
58 virtual void setOpaque(bool) { } 58 virtual void setOpaque(bool) { }
59 59
60 protected: 60 protected:
61 virtual ~LayerTextureUpdater() { } 61 virtual ~LayerTextureUpdater() { }
62 62
63 private: 63 private:
64 friend class base::RefCounted<LayerTextureUpdater>; 64 friend class base::RefCounted<LayerTextureUpdater>;
65 }; 65 };
66 66
67 } // namespace cc 67 } // namespace cc
68 #endif // LayerTextureUpdater_h 68 #endif // LayerTextureUpdater_h
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