ui/compositor/test/in_process_context_provider.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 UI_COMPOSITOR_TEST_IN_PROCESS_CONTEXT_PROVIDER_H_
   6 #define UI_COMPOSITOR_TEST_IN_PROCESS_CONTEXT_PROVIDER_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/output/context_provider.h"
  15 #include "gpu/command_buffer/common/gles2_cmd_utils.h"
  16 #include "skia/ext/refptr.h"
  17 #include "ui/gfx/native_widget_types.h"
  18
  19 namespace gpu {
  20 class GLInProcessContext;
  21 }
  22
  23 namespace ui {
  24
  25 class InProcessContextProvider : public cc::ContextProvider {
  26  public:
  27   static scoped_refptr<InProcessContextProvider> Create(
  28       const gpu::gles2::ContextCreationAttribHelper& attribs,
  29       bool lose_context_when_out_of_memory,
  30       gfx::AcceleratedWidget window,
  31       const std::string& debug_name);
  32
  33   // Uses default attributes for creating an offscreen context.
  34   static scoped_refptr<InProcessContextProvider> CreateOffscreen(
  35       bool lose_context_when_out_of_memory);
  36
  37  private:
  38   InProcessContextProvider(
  39       const gpu::gles2::ContextCreationAttribHelper& attribs,
  40       bool lose_context_when_out_of_memory,
  41       gfx::AcceleratedWidget window,
  42       const std::string& debug_name);
  43   ~InProcessContextProvider() override;
  44
  45   // cc::ContextProvider:
  46   bool BindToCurrentThread() override;
  47   Capabilities ContextCapabilities() override;
  48   gpu::gles2::GLES2Interface* ContextGL() override;
  49   gpu::ContextSupport* ContextSupport() override;
  50   class GrContext* GrContext() override;
  51   void SetupLock() override;
  52   base::Lock* GetLock() override;
  53   bool IsContextLost() 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
  65   base::ThreadChecker main_thread_checker_;
  66   base::ThreadChecker context_thread_checker_;
  67
  68   scoped_ptr<gpu::GLInProcessContext> context_;
  69   skia::RefPtr<class GrContext> gr_context_;
  70
  71   gpu::gles2::ContextCreationAttribHelper attribs_;
  72   bool lose_context_when_out_of_memory_;
  73   gfx::AcceleratedWidget window_;
  74   std::string debug_name_;
  75   cc::ContextProvider::Capabilities capabilities_;
  76
  77   LostContextCallback lost_context_callback_;
  78
  79   base::Lock destroyed_lock_;
  80   bool destroyed_;
  81
  82   base::Lock context_lock_;
  83
  84   DISALLOW_COPY_AND_ASSIGN(InProcessContextProvider);
  85 };
  86
  87 }  // namespace ui
  88
  89 #endif  // UI_COMPOSITOR_TEST_IN_PROCESS_CONTEXT_PROVIDER_H_