mirror of
https://github.com/gnif/LookingGlass.git
synced 2024-11-23 22:17:18 +00:00
81 lines
2.3 KiB
C++
81 lines
2.3 KiB
C++
/**
|
|
* Looking Glass
|
|
* Copyright © 2017-2023 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 "Direct3DDevice.h"
|
|
#include "CIndirectDeviceContext.h"
|
|
|
|
#include <Windows.h>
|
|
#include <wrl.h>
|
|
#include <IddCx.h>
|
|
#include <memory>
|
|
|
|
using namespace Microsoft::WRL;
|
|
|
|
#define STAGING_TEXTURES 3
|
|
|
|
class CSwapChainProcessor
|
|
{
|
|
private:
|
|
CIndirectDeviceContext * m_devContext;
|
|
IDDCX_SWAPCHAIN m_hSwapChain;
|
|
std::shared_ptr<Direct3DDevice> m_device;
|
|
HANDLE m_newFrameEvent;
|
|
|
|
Wrappers::HandleT<Wrappers::HandleTraits::HANDLENullTraits> m_thread[2];
|
|
Wrappers::Event m_terminateEvent;
|
|
|
|
static DWORD CALLBACK _SwapChainThread(LPVOID arg);
|
|
static DWORD CALLBACK _FrameThread(LPVOID arg);
|
|
|
|
void SwapChainThread();
|
|
void SwapChainThreadCore();
|
|
void SwapChainNewFrame(ComPtr<IDXGIResource> acquiredBuffer);
|
|
|
|
void FrameThread();
|
|
|
|
struct StagingTexture
|
|
{
|
|
volatile LONG lock = 0;
|
|
|
|
int width = 0;
|
|
int height = 0;
|
|
DXGI_FORMAT format = DXGI_FORMAT_UNKNOWN;
|
|
Microsoft::WRL::ComPtr<ID3D11Texture2D> tex;
|
|
D3D11_MAPPED_SUBRESOURCE map = {};
|
|
};
|
|
|
|
StagingTexture m_cpuTex[STAGING_TEXTURES] = {};
|
|
volatile LONG m_copyCount = 0;
|
|
volatile LONG m_contextLock = 0;
|
|
int m_texRIndex = 0;
|
|
int m_texWIndex = 0;
|
|
int m_lastIndex = 0;
|
|
|
|
bool SetupStagingTexture(StagingTexture & st, int width, int height, DXGI_FORMAT format);
|
|
|
|
public:
|
|
CSwapChainProcessor(CIndirectDeviceContext * devContext, IDDCX_SWAPCHAIN hSwapChain,
|
|
std::shared_ptr<Direct3DDevice> device, HANDLE newFrameEvent);
|
|
~CSwapChainProcessor();
|
|
|
|
void ResendLastFrame();
|
|
}; |