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| 1 // Copyright 2015 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 SERVICES_GLES2_GPU_STATE_H_ |
| 6 #define SERVICES_GLES2_GPU_STATE_H_ |
| 7 |
| 8 #include "base/memory/ref_counted.h" |
| 9 #include "base/single_thread_task_runner.h" |
| 10 #include "base/threading/thread.h" |
| 11 #include "gpu/command_buffer/service/mailbox_manager_impl.h" |
| 12 #include "gpu/command_buffer/service/sync_point_manager.h" |
| 13 #include "ui/gl/gl_share_group.h" |
| 14 |
| 15 namespace gles2 { |
| 16 |
| 17 // We need to share these across all CommandBuffer instances so that contexts |
| 18 // they create can share resources with each other via mailboxes. |
| 19 class GpuState : public base::RefCounted<GpuState> { |
| 20 public: |
| 21 GpuState(); |
| 22 |
| 23 // We run the CommandBufferImpl on the control_task_runner, which forwards |
| 24 // most method class to the CommandBufferDriver, which runs on the "driver", |
| 25 // thread (i.e., the thread on which GpuImpl instances are created). |
| 26 scoped_refptr<base::SingleThreadTaskRunner> control_task_runner() { |
| 27 return control_thread_.task_runner(); |
| 28 } |
| 29 |
| 30 // These objects are intended to be used on the "driver" thread (i.e., the |
| 31 // thread on which GpuImpl instances are created). |
| 32 gfx::GLShareGroup* share_group() const { return share_group_.get(); } |
| 33 gpu::gles2::MailboxManager* mailbox_manager() const { |
| 34 return mailbox_manager_.get(); |
| 35 } |
| 36 gpu::SyncPointManager* sync_point_manager() const { |
| 37 return sync_point_manager_.get(); |
| 38 } |
| 39 |
| 40 private: |
| 41 friend class base::RefCounted<GpuState>; |
| 42 ~GpuState(); |
| 43 |
| 44 base::Thread control_thread_; |
| 45 scoped_refptr<gpu::SyncPointManager> sync_point_manager_; |
| 46 scoped_refptr<gfx::GLShareGroup> share_group_; |
| 47 scoped_refptr<gpu::gles2::MailboxManager> mailbox_manager_; |
| 48 }; |
| 49 |
| 50 } // namespace gles2 |
| 51 |
| 52 #endif // SERVICES_GLES2_GPU_STATE_H_ |
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