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| 1 // Copyright (c) 2013 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 WEBKIT_COMMON_GPU_CONTEXT_PROVIDER_IN_PROCESS_H_ | |
| 6 #define WEBKIT_COMMON_GPU_CONTEXT_PROVIDER_IN_PROCESS_H_ | |
| 7 | |
| 8 #include <string> | |
| 9 | |
| 10 #include "base/macros.h" | |
| 11 #include "base/memory/scoped_ptr.h" | |
| 12 #include "base/synchronization/lock.h" | |
| 13 #include "base/threading/thread_checker.h" | |
| 14 #include "cc/blink/context_provider_web_context.h" | |
| 15 #include "webkit/common/gpu/webkit_gpu_export.h" | |
| 16 | |
| 17 namespace blink { class WebGraphicsContext3D; } | |
| 18 | |
| 19 namespace gpu_blink { | |
| 20 class WebGraphicsContext3DInProcessCommandBufferImpl; | |
| 21 } | |
| 22 | |
| 23 namespace webkit { | |
| 24 namespace gpu { | |
| 25 class GrContextForWebGraphicsContext3D; | |
| 26 | |
| 27 class WEBKIT_GPU_EXPORT ContextProviderInProcess | |
| 28 : NON_EXPORTED_BASE(public cc_blink::ContextProviderWebContext) { | |
| 29 public: | |
| 30 static scoped_refptr<ContextProviderInProcess> Create( | |
| 31 scoped_ptr<gpu_blink::WebGraphicsContext3DInProcessCommandBufferImpl> | |
| 32 context3d, | |
| 33 const std::string& debug_name); | |
| 34 | |
| 35 // Uses default attributes for creating an offscreen context. | |
| 36 static scoped_refptr<ContextProviderInProcess> CreateOffscreen( | |
| 37 bool lose_context_when_out_of_memory); | |
| 38 | |
| 39 private: | |
| 40 ContextProviderInProcess( | |
| 41 scoped_ptr<gpu_blink::WebGraphicsContext3DInProcessCommandBufferImpl> | |
| 42 context3d, | |
| 43 const std::string& debug_name); | |
| 44 ~ContextProviderInProcess() override; | |
| 45 | |
| 46 // cc_blink::ContextProviderWebContext: | |
| 47 blink::WebGraphicsContext3D* WebContext3D() override; | |
| 48 | |
| 49 // cc::ContextProvider: | |
| 50 bool BindToCurrentThread() override; | |
| 51 void DetachFromThread() override; | |
| 52 Capabilities ContextCapabilities() override; | |
| 53 ::gpu::gles2::GLES2Interface* ContextGL() override; | |
| 54 ::gpu::ContextSupport* ContextSupport() override; | |
| 55 class GrContext* GrContext() override; | |
| 56 void SetupLock() override; | |
| 57 base::Lock* GetLock() override; | |
| 58 bool IsContextLost() override; | |
| 59 void VerifyContexts() override; | |
| 60 void DeleteCachedResources() override; | |
| 61 bool DestroyedOnMainThread() override; | |
| 62 void SetLostContextCallback( | |
| 63 const LostContextCallback& lost_context_callback) override; | |
| 64 void SetMemoryPolicyChangedCallback( | |
| 65 const MemoryPolicyChangedCallback& memory_policy_changed_callback) | |
| 66 override; | |
| 67 | |
| 68 void OnLostContext(); | |
| 69 void InitializeCapabilities(); | |
| 70 | |
| 71 base::ThreadChecker main_thread_checker_; | |
| 72 base::ThreadChecker context_thread_checker_; | |
| 73 | |
| 74 scoped_ptr<gpu_blink::WebGraphicsContext3DInProcessCommandBufferImpl> | |
| 75 context3d_; | |
| 76 scoped_ptr<GrContextForWebGraphicsContext3D> gr_context_; | |
| 77 | |
| 78 LostContextCallback lost_context_callback_; | |
| 79 | |
| 80 base::Lock destroyed_lock_; | |
| 81 bool destroyed_; | |
| 82 | |
| 83 base::Lock context_lock_; | |
| 84 std::string debug_name_; | |
| 85 class LostContextCallbackProxy; | |
| 86 scoped_ptr<LostContextCallbackProxy> lost_context_callback_proxy_; | |
| 87 | |
| 88 cc::ContextProvider::Capabilities capabilities_; | |
| 89 | |
| 90 DISALLOW_COPY_AND_ASSIGN(ContextProviderInProcess); | |
| 91 }; | |
| 92 | |
| 93 } // namespace gpu | |
| 94 } // namespace webkit | |
| 95 | |
| 96 #endif // WEBKIT_COMMON_GPU_CONTEXT_PROVIDER_IN_PROCESS_H_ | |
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