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// Copyright 2023 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_GRAPHITE_CACHE_CONTROLLER_H_
#define GPU_COMMAND_BUFFER_SERVICE_GRAPHITE_CACHE_CONTROLLER_H_
#include <memory>
#include "base/memory/raw_ptr.h"
#include "base/memory/ref_counted.h"
#include "base/memory/weak_ptr.h"
#include "base/sequence_checker.h"
#include "gpu/gpu_gles2_export.h"
namespace base {
class RetainingOneShotTimer;
} // namespace base
namespace skgpu::graphite {
class Context;
class Recorder;
} // namespace skgpu::graphite
namespace gpu::raster {
// GraphiteCacheController is not thread-safe; it can be created on any thread,
// but it must be destroyed on the same thread that ScheduleCleanup is called.
class GPU_GLES2_EXPORT GraphiteCacheController
: public base::RefCounted<GraphiteCacheController>,
public base::SupportsWeakPtr<GraphiteCacheController> {
public:
// |recorder| and |context| are optional, GraphiteCacheController only purges
// resources in non-null |recorder| and |context|.
explicit GraphiteCacheController(skgpu::graphite::Recorder* recorder,
skgpu::graphite::Context* context = nullptr);
GraphiteCacheController(const GraphiteCacheController&) = delete;
GraphiteCacheController& operator=(const GraphiteCacheController&) = delete;
// Schedule cleanup for the graphite cache; the cleanup will be performed
// after ScheduleCleanup() is not called for a while after going idle.
void ScheduleCleanup();
private:
friend class base::RefCounted<GraphiteCacheController>;
~GraphiteCacheController();
void PerformCleanup();
const raw_ptr<skgpu::graphite::Recorder> recorder_;
const raw_ptr<skgpu::graphite::Context> context_;
std::unique_ptr<base::RetainingOneShotTimer> timer_;
SEQUENCE_CHECKER(sequence_checker_);
};
} // namespace gpu::raster
#endif // GPU_COMMAND_BUFFER_SERVICE_GRAPHITE_CACHE_CONTROLLER_H_
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