mirror of
https://github.com/gnif/LookingGlass.git
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6725133375
Introduce transport, frame, and control interfaces with an LGMP factory backend. Move LGMP and IVSHMEM implementation details under transport/lgmp and expose direct frame-buffer memory through a neutral capability.
110 lines
3.8 KiB
C++
110 lines
3.8 KiB
C++
/**
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* Looking Glass
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* Copyright © 2017-2026 The Looking Glass Authors
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* https://looking-glass.io
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc., 59
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* Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#pragma once
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#include "d3d/CD3D11Device.h"
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#include "d3d/CD3D12Device.h"
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#include "display/IddCxCompat.h"
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#include "d3d/CInteropResourcePool.h"
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#include "capture/CFrameProcessor.h"
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#include "postprocess/D12FrameFormat.h"
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#include "postprocess/CPostProcessor.h"
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#include <Windows.h>
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#include <wrl.h>
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#include <atomic>
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#include <memory>
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using namespace Microsoft::WRL;
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class CMonitorContext;
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class CDeviceContext;
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class IFrameTransport;
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class IControlTransport;
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class CSwapChainProcessor
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{
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private:
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CMonitorContext * m_monitorContext;
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UINT64 m_assignmentGeneration;
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IDDCX_MONITOR m_monitor;
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CDeviceContext * m_devContext;
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IFrameTransport & m_transport;
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IControlTransport & m_control;
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IDDCX_SWAPCHAIN m_hSwapChain;
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LUID m_renderAdapter;
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std::shared_ptr<CD3D11Device> m_dx11Device;
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std::shared_ptr<CD3D12Device> m_dx12Device;
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HANDLE m_newFrameEvent;
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CInteropResourcePool m_resPool;
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CPostProcessor m_postProcessors[TRANSPORT_FRAME_QUEUE_LENGTH];
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std::unique_ptr<CFrameProcessor> m_frameProcessor;
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// Reconfiguration is exclusive while per-candidate recording is shared.
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SRWLOCK m_pipelineLock = SRWLOCK_INIT;
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Wrappers::HandleT<Wrappers::HandleTraits::HANDLENullTraits> m_thread[3];
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Wrappers::Event m_terminateEvent;
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Wrappers::HandleT<Wrappers::HandleTraits::HANDLENullTraits> m_publishTimer;
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Wrappers::Event m_cursorDataEvent;
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BYTE* m_shapeBuffer;
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DWORD m_lastShapeId = 0;
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std::atomic<UINT> m_sdrWhiteLevel { LG_SDR_WHITE_LEVEL_DEFAULT };
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#ifdef HAS_IDDCX_110
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// The per-frame metadata stream can select the monitor default, provide a
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// replacement block, or retain the selection from the previous frame.
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bool m_useDefaultHDRMetadata = true;
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bool m_hasNewHDRMetadata = false;
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IDDCX_HDR10_METADATA m_newHDRMetadata = {};
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#endif
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static DWORD CALLBACK _SwapChainThread(LPVOID arg);
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void SwapChainThread();
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void SwapChainThreadCore();
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bool InitializePipeline();
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static DWORD CALLBACK _PublisherThread(LPVOID arg);
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void PublisherThread();
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static DWORD CALLBACK _CursorThread(LPVOID arg);
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bool QueryHWCursor();
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void CursorThread();
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#ifdef HAS_IDDCX_110
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void UpdateHDRMetadata(const IDDCX_METADATA2& metadata);
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#endif
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bool GetContentHDRMetadata(D12FrameFormat& format) const;
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bool SwapChainNewFrame(ComPtr<IDXGIResource> acquiredBuffer,
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unsigned dirtyRectCount, unsigned moveRegionCount,
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DXGI_COLOR_SPACE_TYPE colorSpace, UINT sdrWhiteLevel,
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uint64_t captureStart, bool duplicateFrame);
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public:
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CSwapChainProcessor(CMonitorContext * monitorContext,
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UINT64 assignmentGeneration, IDDCX_MONITOR monitor,
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CDeviceContext * devContext, IDDCX_SWAPCHAIN hSwapChain,
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LUID renderAdapter, std::shared_ptr<CD3D11Device> dx11Device,
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HANDLE newFrameEvent);
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~CSwapChainProcessor();
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bool Start();
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};
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