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1 // Copyright 2012 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 #ifndef CCPrioritizedTexture_h | 5 #ifndef CCPrioritizedTexture_h |
6 #define CCPrioritizedTexture_h | 6 #define CCPrioritizedTexture_h |
7 | 7 |
8 #include "base/basictypes.h" | 8 #include "base/basictypes.h" |
9 #include "base/memory/scoped_ptr.h" | 9 #include "base/memory/scoped_ptr.h" |
10 #include "CCPriorityCalculator.h" | 10 #include "CCPriorityCalculator.h" |
11 #include "CCResourceProvider.h" | 11 #include "CCResourceProvider.h" |
12 #include "CCTexture.h" | 12 #include "CCTexture.h" |
13 #include "GraphicsContext3D.h" | |
14 #include "IntRect.h" | 13 #include "IntRect.h" |
15 #include "IntSize.h" | 14 #include "IntSize.h" |
16 | 15 |
17 namespace cc { | 16 namespace cc { |
18 | 17 |
19 class CCPrioritizedTextureManager; | 18 class CCPrioritizedTextureManager; |
20 | 19 |
21 class CCPrioritizedTexture { | 20 class CCPrioritizedTexture { |
22 public: | 21 public: |
23 static scoped_ptr<CCPrioritizedTexture> create(CCPrioritizedTextureManager*
manager, IntSize size, GC3Denum format) | 22 static scoped_ptr<CCPrioritizedTexture> create(CCPrioritizedTextureManager*
manager, IntSize size, GLenum format) |
24 { | 23 { |
25 return make_scoped_ptr(new CCPrioritizedTexture(manager, size, format)); | 24 return make_scoped_ptr(new CCPrioritizedTexture(manager, size, format)); |
26 } | 25 } |
27 static scoped_ptr<CCPrioritizedTexture> create(CCPrioritizedTextureManager*
manager) | 26 static scoped_ptr<CCPrioritizedTexture> create(CCPrioritizedTextureManager*
manager) |
28 { | 27 { |
29 return make_scoped_ptr(new CCPrioritizedTexture(manager, IntSize(), 0)); | 28 return make_scoped_ptr(new CCPrioritizedTexture(manager, IntSize(), 0)); |
30 } | 29 } |
31 ~CCPrioritizedTexture(); | 30 ~CCPrioritizedTexture(); |
32 | 31 |
33 // Texture properties. Changing these causes the backing texture to be lost. | 32 // Texture properties. Changing these causes the backing texture to be lost. |
34 // Setting these to the same value is a no-op. | 33 // Setting these to the same value is a no-op. |
35 void setTextureManager(CCPrioritizedTextureManager*); | 34 void setTextureManager(CCPrioritizedTextureManager*); |
36 CCPrioritizedTextureManager* textureManager() { return m_manager; } | 35 CCPrioritizedTextureManager* textureManager() { return m_manager; } |
37 void setDimensions(IntSize, GC3Denum format); | 36 void setDimensions(IntSize, GLenum format); |
38 GC3Denum format() const { return m_format; } | 37 GLenum format() const { return m_format; } |
39 IntSize size() const { return m_size; } | 38 IntSize size() const { return m_size; } |
40 size_t bytes() const { return m_bytes; } | 39 size_t bytes() const { return m_bytes; } |
41 | 40 |
42 // Set priority for the requested texture. | 41 // Set priority for the requested texture. |
43 void setRequestPriority(int priority) { m_priority = priority; } | 42 void setRequestPriority(int priority) { m_priority = priority; } |
44 int requestPriority() const { return m_priority; } | 43 int requestPriority() const { return m_priority; } |
45 | 44 |
46 // After CCPrioritizedTexture::prioritizeTextures() is called, this returns | 45 // After CCPrioritizedTexture::prioritizeTextures() is called, this returns |
47 // if the the request succeeded and this texture can be acquired for use. | 46 // if the the request succeeded and this texture can be acquired for use. |
48 bool canAcquireBackingTexture() const { return m_isAbovePriorityCutoff; } | 47 bool canAcquireBackingTexture() const { return m_isAbovePriorityCutoff; } |
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80 void setIsSelfManaged(bool isSelfManaged) { m_isSelfManaged = isSelfManaged;
} | 79 void setIsSelfManaged(bool isSelfManaged) { m_isSelfManaged = isSelfManaged;
} |
81 bool isSelfManaged() { return m_isSelfManaged; } | 80 bool isSelfManaged() { return m_isSelfManaged; } |
82 void setToSelfManagedMemoryPlaceholder(size_t bytes); | 81 void setToSelfManagedMemoryPlaceholder(size_t bytes); |
83 | 82 |
84 private: | 83 private: |
85 friend class CCPrioritizedTextureManager; | 84 friend class CCPrioritizedTextureManager; |
86 friend class CCPrioritizedTextureTest; | 85 friend class CCPrioritizedTextureTest; |
87 | 86 |
88 class Backing : public CCTexture { | 87 class Backing : public CCTexture { |
89 public: | 88 public: |
90 Backing(unsigned id, CCResourceProvider*, IntSize, GC3Denum format); | 89 Backing(unsigned id, CCResourceProvider*, IntSize, GLenum format); |
91 ~Backing(); | 90 ~Backing(); |
92 void updatePriority(); | 91 void updatePriority(); |
93 void updateInDrawingImplTree(); | 92 void updateInDrawingImplTree(); |
94 | 93 |
95 CCPrioritizedTexture* owner() { return m_owner; } | 94 CCPrioritizedTexture* owner() { return m_owner; } |
96 bool canBeRecycled() const; | 95 bool canBeRecycled() const; |
97 int requestPriorityAtLastPriorityUpdate() const { return m_priorityAtLas
tPriorityUpdate; } | 96 int requestPriorityAtLastPriorityUpdate() const { return m_priorityAtLas
tPriorityUpdate; } |
98 bool wasAbovePriorityCutoffAtLastPriorityUpdate() const { return m_wasAb
ovePriorityCutoffAtLastPriorityUpdate; } | 97 bool wasAbovePriorityCutoffAtLastPriorityUpdate() const { return m_wasAb
ovePriorityCutoffAtLastPriorityUpdate; } |
99 bool inDrawingImplTree() const { return m_inDrawingImplTree; } | 98 bool inDrawingImplTree() const { return m_inDrawingImplTree; } |
100 | 99 |
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111 bool m_inDrawingImplTree; | 110 bool m_inDrawingImplTree; |
112 | 111 |
113 bool m_resourceHasBeenDeleted; | 112 bool m_resourceHasBeenDeleted; |
114 #ifndef NDEBUG | 113 #ifndef NDEBUG |
115 CCResourceProvider* m_resourceProvider; | 114 CCResourceProvider* m_resourceProvider; |
116 #endif | 115 #endif |
117 | 116 |
118 DISALLOW_COPY_AND_ASSIGN(Backing); | 117 DISALLOW_COPY_AND_ASSIGN(Backing); |
119 }; | 118 }; |
120 | 119 |
121 CCPrioritizedTexture(CCPrioritizedTextureManager*, IntSize, GC3Denum format)
; | 120 CCPrioritizedTexture(CCPrioritizedTextureManager*, IntSize, GLenum format); |
122 | 121 |
123 bool isAbovePriorityCutoff() { return m_isAbovePriorityCutoff; } | 122 bool isAbovePriorityCutoff() { return m_isAbovePriorityCutoff; } |
124 void setAbovePriorityCutoff(bool isAbovePriorityCutoff) { m_isAbovePriorityC
utoff = isAbovePriorityCutoff; } | 123 void setAbovePriorityCutoff(bool isAbovePriorityCutoff) { m_isAbovePriorityC
utoff = isAbovePriorityCutoff; } |
125 void setManagerInternal(CCPrioritizedTextureManager* manager) { m_manager =
manager; } | 124 void setManagerInternal(CCPrioritizedTextureManager* manager) { m_manager =
manager; } |
126 | 125 |
127 Backing* backing() const { return m_backing; } | 126 Backing* backing() const { return m_backing; } |
128 void link(Backing*); | 127 void link(Backing*); |
129 void unlink(); | 128 void unlink(); |
130 | 129 |
131 IntSize m_size; | 130 IntSize m_size; |
132 GC3Denum m_format; | 131 GLenum m_format; |
133 size_t m_bytes; | 132 size_t m_bytes; |
134 | 133 |
135 int m_priority; | 134 int m_priority; |
136 bool m_isAbovePriorityCutoff; | 135 bool m_isAbovePriorityCutoff; |
137 bool m_isSelfManaged; | 136 bool m_isSelfManaged; |
138 | 137 |
139 Backing* m_backing; | 138 Backing* m_backing; |
140 CCPrioritizedTextureManager* m_manager; | 139 CCPrioritizedTextureManager* m_manager; |
141 | 140 |
142 DISALLOW_COPY_AND_ASSIGN(CCPrioritizedTexture); | 141 DISALLOW_COPY_AND_ASSIGN(CCPrioritizedTexture); |
143 }; | 142 }; |
144 | 143 |
145 } // namespace cc | 144 } // namespace cc |
146 | 145 |
147 #endif | 146 #endif |
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