gpu: Add GpuFence framework.

gpu/command_buffer/tests/gl_manager.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef GPU_COMMAND_BUFFER_TESTS_GL_MANAGER_H_
 #define GPU_COMMAND_BUFFER_TESTS_GL_MANAGER_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <memory>
 
 #include "base/containers/scoped_ptr_hash_map.h"
 #include "base/memory/ref_counted.h"
 #include "gpu/command_buffer/client/gpu_control.h"
 #include "gpu/command_buffer/common/gles2_cmd_utils.h"
 #include "gpu/command_buffer/service/feature_info.h"
 #include "gpu/command_buffer/service/gpu_preferences.h"
 #include "ui/gfx/geometry/size.h"
+#include "ui/gfx/gpu_fence.h"
 #include "ui/gfx/gpu_memory_buffer.h"
 
 namespace base {
 class CommandLine;
 }
 
 namespace gl {
 
 class GLContext;
 class GLShareGroup;
 class GLSurface;
 
 }
 
 namespace gpu {
 
 class CommandBufferService;
 class CommandExecutor;
+class FenceFactory;
 class ImageFactory;
 class SyncPointClient;
 class SyncPointOrderData;
 class SyncPointManager;
 class TransferBuffer;
 
 namespace gles2 {
 
 class ContextGroup;
 class MailboxManager;
@@ skipping 27 matching lines @@
     bool context_lost_allowed;
     gles2::ContextType context_type;
     // Force shader name hashing for all context types.
     bool force_shader_name_hashing;
     // Whether the buffer is multisampled.
     bool multisampled;
     // Whether the backbuffer has an alpha channel.
     bool backbuffer_alpha;
     // The ImageFactory to use to generate images for the backbuffer.
     gpu::ImageFactory* image_factory;
+    // The FenceFactory to use to generate fences.
+    gpu::FenceFactory* fence_factory;
     // Whether to preserve the backbuffer after a call to SwapBuffers().
     bool preserve_backbuffer;
   };
   GLManager();
   ~GLManager() override;
 
   std::unique_ptr<gfx::GpuMemoryBuffer> CreateGpuMemoryBuffer(
       const gfx::Size& size,
       gfx::BufferFormat format);
 
+  std::unique_ptr<gfx::GpuFence> CreateGpuFence();
+
   void Initialize(const Options& options);
   void InitializeWithCommandLine(const Options& options,
                                  const base::CommandLine& command_line);
   void Destroy();
 
   bool IsInitialized() const { return gles2_implementation() != nullptr; }
 
   void MakeCurrent();
 
   void SetSurface(gl::GLSurface* surface);
@@ skipping 40 matching lines @@
   gpu::CommandBufferNamespace GetNamespaceID() const override;
   CommandBufferId GetCommandBufferID() const override;
   int32_t GetExtraCommandBufferData() const override;
   uint64_t GenerateFenceSyncRelease() override;
   bool IsFenceSyncRelease(uint64_t release) override;
   bool IsFenceSyncFlushed(uint64_t release) override;
   bool IsFenceSyncFlushReceived(uint64_t release) override;
   void SignalSyncToken(const gpu::SyncToken& sync_token,
                        const base::Closure& callback) override;
   bool CanWaitUnverifiedSyncToken(const gpu::SyncToken* sync_token) override;
+  int32_t CreateFence(ClientFence fence) override;
+  void DestroyFence(int32_t id) override;
 
  private:
   void PumpCommands();
   bool GetBufferChanged(int32_t transfer_buffer_id);
   void SetupBaseContext();
   void OnFenceSyncRelease(uint64_t release);
   bool OnWaitFenceSync(gpu::CommandBufferNamespace namespace_id,
                        gpu::CommandBufferId command_buffer_id,
                        uint64_t release);
 
@@ skipping 25 matching lines @@
   // Used on Android to virtualize GL for all contexts.
   static int use_count_;
   static scoped_refptr<gl::GLShareGroup>* base_share_group_;
   static scoped_refptr<gl::GLSurface>* base_surface_;
   static scoped_refptr<gl::GLContext>* base_context_;
 };
 
 }  // namespace gpu
 
 #endif  // GPU_COMMAND_BUFFER_TESTS_GL_MANAGER_H_