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 class GpuMemoryBufferManager;
  22 class ImageFactory;
  23 }
  24
  25 namespace ui {
  26
  27 class InProcessContextProvider : public cc::ContextProvider {
  28  public:
  29   static scoped_refptr<InProcessContextProvider> Create(
  30       const gpu::gles2::ContextCreationAttribHelper& attribs,
  31       gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager,
  32       gpu::ImageFactory* image_factory,
  33       bool lose_context_when_out_of_memory,
  34       gfx::AcceleratedWidget window,
  35       const std::string& debug_name);
  36
  37   // Uses default attributes for creating an offscreen context.
  38   static scoped_refptr<InProcessContextProvider> CreateOffscreen(
  39       gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager,
  40       gpu::ImageFactory* image_factory,
  41       bool lose_context_when_out_of_memory);
  42
  43  private:
  44   InProcessContextProvider(
  45       const gpu::gles2::ContextCreationAttribHelper& attribs,
  46       gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager,
  47       gpu::ImageFactory* image_factory,
  48       bool lose_context_when_out_of_memory,
  49       gfx::AcceleratedWidget window,
  50       const std::string& debug_name);
  51   ~InProcessContextProvider() override;
  52
  53   // cc::ContextProvider:
  54   bool BindToCurrentThread() override;
  55   Capabilities ContextCapabilities() override;
  56   gpu::gles2::GLES2Interface* ContextGL() override;
  57   gpu::ContextSupport* ContextSupport() override;
  58   class GrContext* GrContext() override;
  59   void InvalidateGrContext(uint32_t state) override;
  60   void SetupLock() override;
  61   base::Lock* GetLock() override;
  62   void VerifyContexts() override;
  63   void DeleteCachedResources() override;
  64   bool DestroyedOnMainThread() override;
  65   void SetLostContextCallback(
  66       const LostContextCallback& lost_context_callback) override;
  67   void SetMemoryPolicyChangedCallback(
  68       const MemoryPolicyChangedCallback& memory_policy_changed_callback)
  69       override;
  70
  71   void OnLostContext();
  72
  73   base::ThreadChecker main_thread_checker_;
  74   base::ThreadChecker context_thread_checker_;
  75
  76   scoped_ptr<gpu::GLInProcessContext> context_;
  77   skia::RefPtr<class GrContext> gr_context_;
  78
  79   gpu::gles2::ContextCreationAttribHelper attribs_;
  80   gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager_;
  81   gpu::ImageFactory* image_factory_;
  82   bool lose_context_when_out_of_memory_;
  83   gfx::AcceleratedWidget window_;
  84   std::string debug_name_;
  85   cc::ContextProvider::Capabilities capabilities_;
  86
  87   LostContextCallback lost_context_callback_;
  88
  89   base::Lock destroyed_lock_;
  90   bool destroyed_;
  91
  92   base::Lock context_lock_;
  93
  94   DISALLOW_COPY_AND_ASSIGN(InProcessContextProvider);
  95 };
  96
  97 }  // namespace ui
  98
  99 #endif  // UI_COMPOSITOR_TEST_IN_PROCESS_CONTEXT_PROVIDER_H_