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1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef COMPONENTS_SURFACES_SURFACES_CONTEXT_PROVIDER_H_ | |
6 #define COMPONENTS_SURFACES_SURFACES_CONTEXT_PROVIDER_H_ | |
7 | |
8 #include "base/macros.h" | |
9 #include "base/synchronization/lock.h" | |
10 #include "cc/output/context_provider.h" | |
11 #include "third_party/mojo/src/mojo/public/c/gles2/gles2.h" | |
12 #include "third_party/mojo/src/mojo/public/cpp/system/core.h" | |
13 | |
14 namespace surfaces { | |
15 | |
16 class SurfacesContextProvider : public cc::ContextProvider { | |
17 public: | |
18 explicit SurfacesContextProvider( | |
19 mojo::ScopedMessagePipeHandle command_buffer_handle); | |
20 | |
21 // cc::ContextProvider implementation. | |
22 bool BindToCurrentThread() override; | |
23 gpu::gles2::GLES2Interface* ContextGL() override; | |
24 gpu::ContextSupport* ContextSupport() override; | |
25 class GrContext* GrContext() override; | |
26 void InvalidateGrContext(uint32_t state) override; | |
27 Capabilities ContextCapabilities() override; | |
28 bool IsContextLost() override; | |
29 void VerifyContexts() override {} | |
30 void DeleteCachedResources() override {} | |
31 bool DestroyedOnMainThread() override; | |
32 void SetLostContextCallback( | |
33 const LostContextCallback& lost_context_callback) override; | |
34 void SetMemoryPolicyChangedCallback( | |
35 const MemoryPolicyChangedCallback& memory_policy_changed_callback) | |
36 override {} | |
37 void SetupLock() override; | |
38 base::Lock* GetLock() override; | |
39 | |
40 protected: | |
41 friend class base::RefCountedThreadSafe<SurfacesContextProvider>; | |
42 ~SurfacesContextProvider() override; | |
43 | |
44 private: | |
45 static void ContextLostThunk(void* closure) { | |
46 static_cast<SurfacesContextProvider*>(closure)->ContextLost(); | |
47 } | |
48 void ContextLost(); | |
49 | |
50 cc::ContextProvider::Capabilities capabilities_; | |
51 mojo::ScopedMessagePipeHandle command_buffer_handle_; | |
52 MojoGLES2Context context_; | |
53 bool context_lost_; | |
54 LostContextCallback lost_context_callback_; | |
55 | |
56 base::Lock context_lock_; | |
57 | |
58 DISALLOW_COPY_AND_ASSIGN(SurfacesContextProvider); | |
59 }; | |
60 | |
61 } // namespace surfaces | |
62 | |
63 #endif // COMPONENTS_SURFACES_SURFACES_CONTEXT_PROVIDER_H_ | |
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