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This is part of a larger effort to expose the difference between GrDirectContext, which runs on the GPU thread and can directly perform operations like uploading textures, and GrRecordingContext, which can only queue up work to be delivered to the GrDirectContext later.
33 lines
1.1 KiB
C++
33 lines
1.1 KiB
C++
// Copyright 2013 The Flutter Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef FLUTTER_LIB_UI_IO_MANAGER_H_
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#define FLUTTER_LIB_UI_IO_MANAGER_H_
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#include "flutter/flow/skia_gpu_object.h"
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#include "flutter/fml/memory/weak_ptr.h"
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#include "flutter/fml/synchronization/sync_switch.h"
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#include "third_party/skia/include/gpu/GrDirectContext.h"
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namespace flutter {
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// Interface for methods that manage access to the resource GrDirectContext and
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// Skia unref queue. Meant to be implemented by the owner of the resource
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// GrDirectContext, i.e. the shell's IOManager.
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class IOManager {
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public:
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virtual ~IOManager() = default;
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virtual fml::WeakPtr<IOManager> GetWeakIOManager() const = 0;
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virtual fml::WeakPtr<GrDirectContext> GetResourceContext() const = 0;
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virtual fml::RefPtr<flutter::SkiaUnrefQueue> GetSkiaUnrefQueue() const = 0;
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virtual std::shared_ptr<fml::SyncSwitch> GetIsGpuDisabledSyncSwitch() = 0;
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};
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} // namespace flutter
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#endif // FLUTTER_LIB_UI_IO_MANAGER_H_
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