content/browser/android/in_process/context_provider_in_process.h

   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 CONTENT_BROWSER_ANDROID_IN_PROCESS_CONTEXT_PROVIDER_IN_PROCESS_H_
   6 #define CONTENT_BROWSER_ANDROID_IN_PROCESS_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
  16 namespace blink { class WebGraphicsContext3D; }
  17
  18 namespace gpu_blink {
  19 class WebGraphicsContext3DInProcessCommandBufferImpl;
  20 }
  21
  22 namespace content {
  23
  24 class GrContextForWebGraphicsContext3D;
  25
  26 class ContextProviderInProcess
  27     : NON_EXPORTED_BASE(public cc_blink::ContextProviderWebContext) {
  28  public:
  29   static scoped_refptr<ContextProviderInProcess> Create(
  30       scoped_ptr<gpu_blink::WebGraphicsContext3DInProcessCommandBufferImpl>
  31           context3d,
  32       const std::string& debug_name);
  33
  34  private:
  35   ContextProviderInProcess(
  36       scoped_ptr<gpu_blink::WebGraphicsContext3DInProcessCommandBufferImpl>
  37           context3d,
  38       const std::string& debug_name);
  39   ~ContextProviderInProcess() override;
  40
  41   // cc_blink::ContextProviderWebContext:
  42   blink::WebGraphicsContext3D* WebContext3D() override;
  43
  44   // cc::ContextProvider:
  45   bool BindToCurrentThread() override;
  46   void DetachFromThread() override;
  47   Capabilities ContextCapabilities() override;
  48   ::gpu::gles2::GLES2Interface* ContextGL() override;
  49   ::gpu::ContextSupport* ContextSupport() override;
  50   class GrContext* GrContext() override;
  51   void InvalidateGrContext(uint32_t state) override;
  52   void SetupLock() override;
  53   base::Lock* GetLock() override;
  54   void VerifyContexts() override;
  55   void DeleteCachedResources() override;
  56   bool DestroyedOnMainThread() override;
  57   void SetLostContextCallback(
  58       const LostContextCallback& lost_context_callback) override;
  59   void SetMemoryPolicyChangedCallback(
  60       const MemoryPolicyChangedCallback& memory_policy_changed_callback)
  61       override;
  62
  63   void OnLostContext();
  64   void InitializeCapabilities();
  65
  66   base::ThreadChecker main_thread_checker_;
  67   base::ThreadChecker context_thread_checker_;
  68
  69   scoped_ptr<gpu_blink::WebGraphicsContext3DInProcessCommandBufferImpl>
  70       context3d_;
  71   scoped_ptr<GrContextForWebGraphicsContext3D> gr_context_;
  72
  73   LostContextCallback lost_context_callback_;
  74
  75   base::Lock destroyed_lock_;
  76   bool destroyed_;
  77
  78   base::Lock context_lock_;
  79   std::string debug_name_;
  80   class LostContextCallbackProxy;
  81   scoped_ptr<LostContextCallbackProxy> lost_context_callback_proxy_;
  82
  83   cc::ContextProvider::Capabilities capabilities_;
  84
  85   DISALLOW_COPY_AND_ASSIGN(ContextProviderInProcess);
  86 };
  87
  88 }  // namespace content
  89
  90 #endif  // CONTENT_BROWSER_ANDROID_IN_PROCESS_CONTEXT_PROVIDER_IN_PROCESS_H_