chromium/gpu/command_buffer/service/sync_point_manager.h

// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef GPU_COMMAND_BUFFER_SERVICE_SYNC_POINT_MANAGER_H_
#define GPU_COMMAND_BUFFER_SERVICE_SYNC_POINT_MANAGER_H_

#include <stdint.h>

#include <functional>
#include <memory>
#include <queue>
#include <vector>

#include "base/atomic_sequence_num.h"
#include "base/check.h"
#include "base/containers/flat_map.h"
#include "base/containers/queue.h"
#include "base/functional/callback.h"
#include "base/memory/raw_ptr.h"
#include "base/memory/ref_counted.h"
#include "base/memory/scoped_refptr.h"
#include "base/synchronization/atomic_flag.h"
#include "base/synchronization/lock.h"
#include "base/thread_annotations.h"
#include "base/threading/thread_checker.h"
#include "gpu/command_buffer/common/command_buffer_id.h"
#include "gpu/command_buffer/common/constants.h"
#include "gpu/command_buffer/common/sync_token.h"
#include "gpu/command_buffer/service/sequence_id.h"
#include "gpu/gpu_export.h"

namespace base {
class SingleThreadTaskRunner;
}  // namespace base

namespace gpu {

class SyncPointClient;
class SyncPointClientState;
class SyncPointManager;

// The cause of fence sync releases.
enum class ReleaseCause { … };

class GPU_EXPORT SyncPointOrderData
    : public base::RefCountedThreadSafe<SyncPointOrderData> { … };

class GPU_EXPORT SyncPointClientState
    : public base::RefCountedThreadSafe<SyncPointClientState> { … };

// This class manages the sync points, which allow cross-channel
// synchronization.
class GPU_EXPORT SyncPointManager { … };

}  // namespace gpu

#endif  // GPU_COMMAND_BUFFER_SERVICE_SYNC_POINT_MANAGER_H_