68 lines
2.1 KiB
C++
68 lines
2.1 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef MOZILLA_GFX_CompositeProcessD3D11FencesHolderMap_H
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#define MOZILLA_GFX_CompositeProcessD3D11FencesHolderMap_H
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#include <d3d11.h>
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#include <vector>
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#include "mozilla/layers/LayersTypes.h"
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#include "mozilla/Maybe.h"
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#include "mozilla/Monitor.h"
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#include "mozilla/StaticPtr.h"
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namespace mozilla {
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namespace layers {
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class FenceD3D11;
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/**
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* A class to manage FenceD3D11 that is shared in GPU process.
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*/
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class CompositeProcessD3D11FencesHolderMap {
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public:
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static void Init();
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static void Shutdown();
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static CompositeProcessD3D11FencesHolderMap* Get() { return sInstance; }
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CompositeProcessD3D11FencesHolderMap();
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~CompositeProcessD3D11FencesHolderMap();
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void Register(CompositeProcessFencesHolderId aHolderId);
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void Unregister(CompositeProcessFencesHolderId aHolderId);
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void SetWriteFence(CompositeProcessFencesHolderId aHolderId,
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RefPtr<FenceD3D11> aWriteFence);
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void SetReadFence(CompositeProcessFencesHolderId aHolderId,
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RefPtr<FenceD3D11> aReadFence);
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bool WaitWriteFence(CompositeProcessFencesHolderId aHolderId,
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ID3D11Device* aDevice);
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bool WaitAllFencesAndForget(CompositeProcessFencesHolderId aHolderId,
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ID3D11Device* aDevice);
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private:
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struct FencesHolder {
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FencesHolder() = default;
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RefPtr<FenceD3D11> mWriteFence;
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std::vector<RefPtr<FenceD3D11>> mReadFences;
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};
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mutable Monitor mMonitor MOZ_UNANNOTATED;
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std::unordered_map<CompositeProcessFencesHolderId, UniquePtr<FencesHolder>,
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CompositeProcessFencesHolderId::HashFn>
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mFencesHolderById;
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static StaticAutoPtr<CompositeProcessD3D11FencesHolderMap> sInstance;
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};
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} // namespace layers
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} // namespace mozilla
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#endif /* MOZILLA_GFX_CompositeProcessD3D11FencesHolderMap_H */
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