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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 #ifndef CCProxy_h | 5 #ifndef CCProxy_h |
6 #define CCProxy_h | 6 #define CCProxy_h |
7 | 7 |
8 #include "base/basictypes.h" | 8 #include "base/basictypes.h" |
9 #include "base/logging.h" | 9 #include "base/logging.h" |
10 #include "base/memory/scoped_ptr.h" | |
10 #include <public/WebCompositorOutputSurface.h> | 11 #include <public/WebCompositorOutputSurface.h> |
12 #include <public/WebThread.h> | |
jamesr
2012/10/22 22:00:36
again, not great :( cc::CCThread?
| |
11 | 13 |
12 namespace cc { | 14 namespace cc { |
13 | 15 |
14 class CCThread; | 16 class CCThread; |
15 class IntRect; | 17 class IntRect; |
16 class IntSize; | 18 class IntSize; |
17 struct CCRenderingStats; | 19 struct CCRenderingStats; |
18 struct RendererCapabilities; | 20 struct RendererCapabilities; |
19 | 21 |
20 // Abstract class responsible for proxying commands from the main-thread side of | 22 // Abstract class responsible for proxying commands from the main-thread side of |
21 // the compositor over to the compositor implementation. | 23 // the compositor over to the compositor implementation. |
22 class CCProxy { | 24 class CCProxy { |
23 public: | 25 public: |
24 static void setMainThread(CCThread*); | 26 CCThread* mainThread() const; |
25 static CCThread* mainThread(); | 27 bool hasImplThread() const; |
26 | 28 CCThread* implThread() const; |
27 static bool hasImplThread(); | |
28 static void setImplThread(CCThread*); | |
29 static CCThread* implThread(); | |
30 | 29 |
31 // Returns 0 if the current thread is neither the main thread nor the impl t hread. | 30 // Returns 0 if the current thread is neither the main thread nor the impl t hread. |
32 static CCThread* currentThread(); | 31 CCThread* currentThread() const; |
32 | |
33 // Debug hooks | |
34 bool isMainThread() const; | |
35 bool isImplThread() const; | |
36 bool isMainThreadBlocked() const; | |
37 void setMainThread(CCThread*); | |
38 void setImplThread(CCThread*); | |
39 #ifndef NDEBUG | |
40 void setMainThreadBlocked(bool); | |
41 void setCurrentThreadIsImplThread(bool); | |
42 #endif | |
43 | |
33 | 44 |
34 virtual ~CCProxy(); | 45 virtual ~CCProxy(); |
35 | 46 |
36 virtual bool compositeAndReadback(void *pixels, const IntRect&) = 0; | 47 virtual bool compositeAndReadback(void *pixels, const IntRect&) = 0; |
37 | 48 |
38 virtual void startPageScaleAnimation(const IntSize& targetPosition, bool use Anchor, float scale, double durationSec) = 0; | 49 virtual void startPageScaleAnimation(const IntSize& targetPosition, bool use Anchor, float scale, double durationSec) = 0; |
39 | 50 |
40 virtual void finishAllRendering() = 0; | 51 virtual void finishAllRendering() = 0; |
41 | 52 |
42 virtual bool isStarted() const = 0; | 53 virtual bool isStarted() const = 0; |
(...skipping 31 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... | |
74 | 85 |
75 // Forces 3D commands on all contexts to wait for all previous SwapBuffers t o finish before executing in the GPU | 86 // Forces 3D commands on all contexts to wait for all previous SwapBuffers t o finish before executing in the GPU |
76 // process. | 87 // process. |
77 virtual void forceSerializeOnSwapBuffers() = 0; | 88 virtual void forceSerializeOnSwapBuffers() = 0; |
78 | 89 |
79 // Maximum number of sub-region texture updates supported for each commit. | 90 // Maximum number of sub-region texture updates supported for each commit. |
80 virtual size_t maxPartialTextureUpdates() const = 0; | 91 virtual size_t maxPartialTextureUpdates() const = 0; |
81 | 92 |
82 virtual void acquireLayerTextures() = 0; | 93 virtual void acquireLayerTextures() = 0; |
83 | 94 |
84 // Debug hooks | |
85 static bool isMainThread(); | |
86 static bool isImplThread(); | |
87 static bool isMainThreadBlocked(); | |
88 #ifndef NDEBUG | |
89 static void setMainThreadBlocked(bool); | |
90 #endif | |
91 | |
92 // Testing hooks | 95 // Testing hooks |
93 virtual void loseContext() = 0; | 96 virtual void loseContext() = 0; |
94 | 97 |
95 #ifndef NDEBUG | |
96 static void setCurrentThreadIsImplThread(bool); | |
97 #endif | |
98 | |
99 protected: | 98 protected: |
100 CCProxy(); | 99 explicit CCProxy(WebKit::WebThread* implThread); |
101 friend class DebugScopedSetImplThread; | 100 friend class DebugScopedSetImplThread; |
102 friend class DebugScopedSetMainThreadBlocked; | 101 friend class DebugScopedSetMainThreadBlocked; |
103 | 102 |
104 private: | 103 private: |
105 DISALLOW_COPY_AND_ASSIGN(CCProxy); | 104 DISALLOW_COPY_AND_ASSIGN(CCProxy); |
105 | |
106 CompositorSupportState* m_compositorSupportState; | |
107 #ifndef NDEBUG | |
108 bool m_implThreadIsOverridden; | |
109 bool m_isMainThreadBlocked; | |
110 base::PlatformThreadId m_threadIDOverridenToBeImplThread; | |
111 #endif | |
106 }; | 112 }; |
107 | 113 |
108 class DebugScopedSetMainThreadBlocked { | 114 class DebugScopedSetMainThreadBlocked { |
109 public: | 115 public: |
110 DebugScopedSetMainThreadBlocked() | 116 DebugScopedSetMainThreadBlocked() |
111 { | 117 { |
112 #ifndef NDEBUG | 118 #ifndef NDEBUG |
113 DCHECK(!CCProxy::isMainThreadBlocked()); | 119 DCHECK(!CCProxy::isMainThreadBlocked()); |
114 CCProxy::setMainThreadBlocked(true); | 120 CCProxy::setMainThreadBlocked(true); |
115 #endif | 121 #endif |
116 } | 122 } |
117 ~DebugScopedSetMainThreadBlocked() | 123 ~DebugScopedSetMainThreadBlocked() |
118 { | 124 { |
119 #ifndef NDEBUG | 125 #ifndef NDEBUG |
120 DCHECK(CCProxy::isMainThreadBlocked()); | 126 DCHECK(CCProxy::isMainThreadBlocked()); |
121 CCProxy::setMainThreadBlocked(false); | 127 CCProxy::setMainThreadBlocked(false); |
122 #endif | 128 #endif |
123 } | 129 } |
124 }; | 130 }; |
125 | 131 |
126 } | 132 } |
127 | 133 |
128 #endif | 134 #endif |
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