looking-glass/idd/LGIdd/CIndirectMonitorContext.h
2024-02-01 17:16:31 +11:00

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/**
* Looking Glass
* Copyright © 2017-2024 The Looking Glass Authors
* https://looking-glass.io
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc., 59
* Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#pragma once
#include <Windows.h>
#include <wdf.h>
#include <IddCx.h>
#include <memory>
#include "CIndirectDeviceContext.h"
#include "CSwapChainProcessor.h"
using namespace Microsoft::WRL;
class CIndirectMonitorContext
{
private:
IDDCX_MONITOR m_monitor;
CIndirectDeviceContext * m_devContext;
std::unique_ptr<CSwapChainProcessor> m_swapChain;
Wrappers::Event m_terminateEvent;
Wrappers::Event m_cursorDataEvent;
Wrappers::HandleT<Wrappers::HandleTraits::HANDLENullTraits> m_thread;
BYTE * m_shapeBuffer;
DWORD m_lastShapeId = 0;
static DWORD CALLBACK _CursorThread(LPVOID arg);
void CursorThread();
public:
CIndirectMonitorContext(_In_ IDDCX_MONITOR monitor, CIndirectDeviceContext * device);
virtual ~CIndirectMonitorContext();
void AssignSwapChain(IDDCX_SWAPCHAIN swapChain, LUID renderAdapter, HANDLE newFrameEvent);
void UnassignSwapChain();
inline void ResendLastFrame()
{
if (m_swapChain)
m_swapChain->ResendLastFrame();
}
};
struct CIndirectMonitorContextWrapper
{
CIndirectMonitorContext* context;
void Cleanup()
{
delete context;
context = nullptr;
}
};
WDF_DECLARE_CONTEXT_TYPE(CIndirectMonitorContextWrapper);