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       gfx::AcceleratedWidget window,
  34       const std::string& debug_name);
  35
  36   // Uses default attributes for creating an offscreen context.
  37   static scoped_refptr<InProcessContextProvider> CreateOffscreen(
  38       gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager,
  39       gpu::ImageFactory* image_factory);
  40
  41  private:
  42   InProcessContextProvider(
  43       const gpu::gles2::ContextCreationAttribHelper& attribs,
  44       gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager,
  45       gpu::ImageFactory* image_factory,
  46       gfx::AcceleratedWidget window,
  47       const std::string& debug_name);
  48   ~InProcessContextProvider() override;
  49
  50   // cc::ContextProvider:
  51   bool BindToCurrentThread() override;
  52   Capabilities ContextCapabilities() override;
  53   gpu::gles2::GLES2Interface* ContextGL() override;
  54   gpu::ContextSupport* ContextSupport() override;
  55   class GrContext* GrContext() override;
  56   void InvalidateGrContext(uint32_t state) override;
  57   void SetupLock() override;
  58   base::Lock* GetLock() 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
  70   base::ThreadChecker main_thread_checker_;
  71   base::ThreadChecker context_thread_checker_;
  72
  73   scoped_ptr<gpu::GLInProcessContext> context_;
  74   skia::RefPtr<class GrContext> gr_context_;
  75
  76   gpu::gles2::ContextCreationAttribHelper attribs_;
  77   gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager_;
  78   gpu::ImageFactory* image_factory_;
  79   gfx::AcceleratedWidget window_;
  80   std::string debug_name_;
  81   cc::ContextProvider::Capabilities capabilities_;
  82
  83   LostContextCallback lost_context_callback_;
  84
  85   base::Lock destroyed_lock_;
  86   bool destroyed_;
  87
  88   base::Lock context_lock_;
  89
  90   DISALLOW_COPY_AND_ASSIGN(InProcessContextProvider);
  91 };
  92
  93 }  // namespace ui
  94
  95 #endif  // UI_COMPOSITOR_TEST_IN_PROCESS_CONTEXT_PROVIDER_H_