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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_VIEW_MANAGER_SURFACES_SURFACES_CONTEXT_PROVIDER_H_ | |
| 6 #define COMPONENTS_VIEW_MANAGER_SURFACES_SURFACES_CONTEXT_PROVIDER_H_ | |
| 7 | |
| 8 #include "base/macros.h" | |
| 9 #include "base/synchronization/lock.h" | |
| 10 #include "base/threading/non_thread_safe.h" | |
| 11 #include "cc/output/context_provider.h" | |
| 12 #include "components/view_manager/gles2/command_buffer_local_client.h" | |
| 13 #include "ui/gfx/native_widget_types.h" | |
| 14 | |
| 15 namespace gpu { | |
| 16 | |
| 17 class TransferBuffer; | |
| 18 | |
| 19 namespace gles2 { | |
| 20 class GLES2CmdHelper; | |
| 21 class GLES2Implementation; | |
| 22 } | |
| 23 | |
| 24 } // namespace gpu | |
| 25 | |
| 26 namespace gles2 { | |
| 27 class CommandBufferDriver; | |
| 28 class CommandBufferImpl; | |
| 29 class CommandBufferLocal; | |
| 30 class GpuState; | |
| 31 } | |
| 32 | |
| 33 namespace surfaces { | |
| 34 | |
| 35 class SurfacesContextProviderDelegate; | |
| 36 | |
| 37 class SurfacesContextProvider : public cc::ContextProvider, | |
| 38 public gles2::CommandBufferLocalClient, | |
| 39 public base::NonThreadSafe { | |
| 40 public: | |
| 41 SurfacesContextProvider(SurfacesContextProviderDelegate* delegate, | |
| 42 gfx::AcceleratedWidget widget, | |
| 43 const scoped_refptr<gles2::GpuState>& state); | |
| 44 | |
| 45 // cc::ContextProvider implementation. | |
| 46 bool BindToCurrentThread() override; | |
| 47 gpu::gles2::GLES2Interface* ContextGL() override; | |
| 48 gpu::ContextSupport* ContextSupport() override; | |
| 49 class GrContext* GrContext() override; | |
| 50 void InvalidateGrContext(uint32_t state) override; | |
| 51 Capabilities ContextCapabilities() override; | |
| 52 void VerifyContexts() override {} | |
| 53 void DeleteCachedResources() override {} | |
| 54 bool DestroyedOnMainThread() override; | |
| 55 void SetLostContextCallback( | |
| 56 const LostContextCallback& lost_context_callback) override; | |
| 57 void SetMemoryPolicyChangedCallback( | |
| 58 const MemoryPolicyChangedCallback& memory_policy_changed_callback) | |
| 59 override {} | |
| 60 void SetupLock() override; | |
| 61 base::Lock* GetLock() override; | |
| 62 | |
| 63 protected: | |
| 64 friend class base::RefCountedThreadSafe<SurfacesContextProvider>; | |
| 65 ~SurfacesContextProvider() override; | |
| 66 | |
| 67 private: | |
| 68 // CommandBufferLocalClient: | |
| 69 void UpdateVSyncParameters(int64_t timebase, int64_t interval) override; | |
| 70 void DidLoseContext() override; | |
| 71 | |
| 72 // From GLES2Context: | |
| 73 // Initialized in BindToCurrentThread. | |
| 74 scoped_ptr<gpu::gles2::GLES2CmdHelper> gles2_helper_; | |
| 75 scoped_ptr<gpu::TransferBuffer> transfer_buffer_; | |
| 76 scoped_ptr<gpu::gles2::GLES2Implementation> implementation_; | |
| 77 | |
| 78 cc::ContextProvider::Capabilities capabilities_; | |
| 79 LostContextCallback lost_context_callback_; | |
| 80 | |
| 81 SurfacesContextProviderDelegate* delegate_; | |
| 82 scoped_refptr<gles2::GpuState> state_; | |
| 83 gfx::AcceleratedWidget widget_; | |
| 84 scoped_ptr<gles2::CommandBufferLocal> command_buffer_local_; | |
| 85 | |
| 86 base::Lock context_lock_; | |
| 87 | |
| 88 DISALLOW_COPY_AND_ASSIGN(SurfacesContextProvider); | |
| 89 }; | |
| 90 | |
| 91 } // namespace surfaces | |
| 92 | |
| 93 #endif // COMPONENTS_VIEW_MANAGER_SURFACES_SURFACES_CONTEXT_PROVIDER_H_ | |
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