chromium/components/viz/common/gpu/context_cache_controller.h

// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef COMPONENTS_VIZ_COMMON_GPU_CONTEXT_CACHE_CONTROLLER_H_
#define COMPONENTS_VIZ_COMMON_GPU_CONTEXT_CACHE_CONTROLLER_H_

#include <cstdint>
#include <memory>

#include "base/functional/callback_forward.h"
#include "base/memory/raw_ptr.h"
#include "base/memory/ref_counted.h"
#include "base/memory/weak_ptr.h"
#include "base/task/sequenced_task_runner.h"
#include "base/task/single_thread_task_runner.h"
#include "components/viz/common/viz_common_export.h"

class GrDirectContext;

namespace base {
class Lock;
}

namespace gpu {
class ContextSupport;
}

namespace viz {

// ContextCacheController manages clearing cached data on ContextProvider when
// appropriate. Currently, cache clearing is triggered when the Context
// provider transitions from Visible to Not Visible, or from Busy to Idle. As a
// ContextProvider may have multiple clients, ContextCacheController tracks
// visibility and idle status across all clients and only cleans up when
// appropriate.
class VIZ_COMMON_EXPORT ContextCacheController { … };

}  // namespace viz

#endif  // COMPONENTS_VIZ_COMMON_GPU_CONTEXT_CACHE_CONTROLLER_H_