376 lines
8.4 KiB
C++
376 lines
8.4 KiB
C++
#include "stdAfx.h"
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#include "Sys.h"
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#include "ADThread.h"
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#include "ADDigitView.h"
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#include "math.h"
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CWinThread* m_ReadThread; // 子线程句柄
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BOOL gl_bTerminateThr = TRUE; // 线程是否删除
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BOOL gl_bSmlThenSize = FALSE;
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//////////////////////////////////////////////////////////////////////
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//-------------------------------------------------------------------------------------------------------------------------------------
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UINT ReadDataThread(PVOID hWnd);
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//########################################################################
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// 启动数据采集线程
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BOOL MyStartDeviceAD(HANDLE hDevice)
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{
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if(!gl_bTerminateThr) // 上一次线程还没有删除
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{
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AfxMessageBox(_T("上一次的线程还没有中止"));
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return FALSE;
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}
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m_ReadThread = AfxBeginThread(ReadDataThread,NULL, THREAD_PRIORITY_NORMAL, 0, CREATE_SUSPENDED);
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m_ReadThread->m_bAutoDelete = true; // 自动删除线程
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gl_bDeviceADRun = TRUE; // 告之采集线程可以工作了
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m_ReadThread->ResumeThread(); // 启动采集线程ReadDataThread_NotEmpty
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return TRUE;
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}
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BOOL bWriteCnt = 0;
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//###############################################################
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ACTS1000_PARA_AD gl_OldADPara = ADPara;
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BOOL IsChangePara()
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{
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BOOL bRet;
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if(memcmp(&gl_OldADPara, &ADPara, sizeof(ADPara))==0)
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bRet = FALSE;
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else
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bRet = TRUE;
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gl_OldADPara = ADPara;
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return bRet;
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}
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BOOL gl_bStoped = FALSE;
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// 读取数据 线程函数
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UINT ReadDataThread(PVOID hWnd)
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{
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CSysApp *pApp=(CSysApp *)AfxGetApp();
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CADDoc* pDoc=pApp->m_pADDoc;
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ULONG ReadOffsetWords = 0;
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LONG RetReadSizeWords;
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int nADChannel = 0;
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DWORD dTmp=0;
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HANDLE hDevice = pApp->m_hDevice;
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ULONG SampleCnt = 1; // 采集次数
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ULONG SampleIndex;
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ULONG RemainSizeWords = 0;
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ULONG nRetSizeWords;
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ULONG nAvailSampsPoints;
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ULONG nIndex = 0;
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BOOL bSuccess = FALSE;
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ULONGLONG nReadSize;
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ULONG nRead;
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ULONG lSaveTime;
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ULONG ulReadCount = MAX_RAM_SIZE;
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if(gl_bAutoCollect) // 是手动采集的话，显示完了就停止采集了
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{
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SampleCnt = 0xFFFFFFFF;
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}
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gl_bStoped = FALSE;
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// for(int i=0; i<MAX_SEGMENT; i++)
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// {
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// memset(ADBuffer[i], 0, MAX_RAM_SIZE*sizeof(USHORT));
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// }
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LONG lBufferID = 0;
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ULONG nConstReadCnt = 0;// 连续方式下用于获取状态
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ACTS1000_STATUS_AD ADStatus;
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if(!ACTS1000_InitDeviceAD(hDevice, &ADPara)) // 初始化设备
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{
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AfxMessageBox(_T("硬件初始化错误,详细信息请查看log文件"), MB_ICONERROR);
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goto ExitReadThread;
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}
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if (ADPara.TriggerMode == ACTS1000_TRIGMODE_MIDL)
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{
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gl_ReadSizeWords = (ADPara.M_Length + ADPara.N_Length)*gl_nChannelCount;
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}
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else
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{
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gl_ReadSizeWords = ADPara.N_Length;
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gl_ReadSizeWords = gl_ReadSizeWords*gl_nChannelCount;
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}
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if (ADPara.TriggerMode == ACTS1000_TRIGMODE_POST || ADPara.TriggerMode == ACTS1000_TRIGMODE_DELAY)
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{
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if (ADPara.TrigCount==0)
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{
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gl_ReadSizeWords = 0xFFFFFFFFFFFFFFFF;
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}
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else
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{
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gl_ReadSizeWords = gl_ReadSizeWords*ADPara.TrigCount;
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}
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}
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lSaveTime = GetTickCount();
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gl_bTerminateThr = FALSE ;
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//ULONG nTTT = 0;
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if (ADPara.SampleMode == ACTS1000_SAMPMODE_FINITE)
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{
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for(SampleIndex = 0; SampleIndex<SampleCnt; SampleIndex++)// 循环采集AD数据
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{
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if(!gl_bDeviceADRun)
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goto ExitReadThread;
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if (!ACTS1000_StartDeviceAD(hDevice))// 初始化后，启动设备工作
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{
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MsgBox(_T("启动失败!"));
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goto ExitReadThread;
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}
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//ACTS1000_SetDeviceTrigAD(hDevice);
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if (ADPara.bSaveFile)
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{
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while(TRUE)
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{
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if(!ACTS1000_GetDevStatusAD(hDevice, &gl_ADStatus))
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{
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MsgBox(_T("GetDevStatusAD Error"));
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goto ExitReadThread;
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}
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if(gl_ADStatus.bComplete) // 自动存盘单次有限点任务是否完成
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{
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goto FinComplete;
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}
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else
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{
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if(!gl_bDeviceADRun) goto ExitReadThread;
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Sleep(1);
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}
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if (GetTickCount()-lSaveTime>300)
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{
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if (gl_ADStatus.lSavePoints>FileLenghtWords)
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{
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FileLenghtWords=gl_ADStatus.lSavePoints;
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SetEvent(hEvent); // 发送事件，告诉绘制窗口线程，该批数据已采集完毕
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lSaveTime = GetTickCount();
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}
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}
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}
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}
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else // if (ADPara.bSaveFile)
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{
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nReadSize = gl_ReadSizeWords;
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while (nReadSize>0)
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{
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if (nReadSize>=ulReadCount)
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{
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nRead = ulReadCount;
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gl_bSmlThenSize = FALSE;
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}
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else
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{
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gl_bSmlThenSize = TRUE;
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nRead = nReadSize;
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}
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NextRead:
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if(!gl_bDeviceADRun)
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goto ExitReadThread;
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RetReadSizeWords = ACTS1000_ReadDeviceAD(hDevice, ADBuffer[lBufferID], nRead, &nRetSizeWords, &nAvailSampsPoints,1.0);
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if(RetReadSizeWords == 0)
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{
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AfxMessageBox(_T("读数据出错!"));
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goto ExitReadThread;
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}
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if (nRetSizeWords==0)
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{
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int a=0;
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}
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if (nRetSizeWords<=0)
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{
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goto NextRead;
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}
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// if (nRetSizeWords != 262144)
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// {
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// int a= 0;
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// }
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nReadSize -= nRetSizeWords;
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bSuccess = TRUE;
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if (nProcessMode == SAVE_MODE)
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{
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WriteFile(g_ArrFileOut,ADBuffer[lBufferID], nRetSizeWords*sizeof(WORD),&dTmp,NULL);
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FileLenghtWords += nRead; // 存盘文件大小增加
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}
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if (!m_bDrawComp)
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{
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glBufferID = lBufferID;
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gl_Section.Lock();
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//ADBuffer[lBufferID][10]= nTTT++;
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gl_nDrawLen = nRetSizeWords/gl_nChannelCount;
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gl_nDrawIdx = lBufferID;
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gl_Section.Unlock();
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if (nProcessMode != SAVE_MODE)
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{
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SetEvent(hEvent); // 发送事件，告诉绘制窗口线程，该批数据已采集完毕
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}
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}
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lBufferID++;
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if (lBufferID >= MAX_SEGMENT)
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lBufferID = 0;
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if (nProcessMode == SAVE_MODE)
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{
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SetEvent(hEvent); // 发送事件，告诉绘制窗口线程，该批数据已采集完毕
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}
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}
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}
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FinComplete:
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ACTS1000_StopDeviceAD(hDevice); // 初始化后，启动设备工作
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}// 线程循环取样
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}
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else
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{
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lBufferID = 0;
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if (!ACTS1000_StartDeviceAD(hDevice))// 初始化后，启动设备工作
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{
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MsgBox(_T("启动失败!"));
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goto ExitReadThread;
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}
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//ACTS1000_SetDeviceTrigAD(hDevice);
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if (ADPara.bSaveFile)
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{
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while(TRUE)
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{
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if(!ACTS1000_GetDevStatusAD(hDevice, &gl_ADStatus))
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{
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MsgBox(_T("GetDevStatusAD Error"));
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goto ExitReadThread;
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}
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if(!gl_bDeviceADRun)
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goto ExitReadThread;
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Sleep(1);
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if (GetTickCount()-lSaveTime>300)
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{
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if (gl_ADStatus.lSavePoints>FileLenghtWords)
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{
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FileLenghtWords=gl_ADStatus.lSavePoints;
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SetEvent(hEvent); // 发送事件，告诉绘制窗口线程，该批数据已采集完毕
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lSaveTime = GetTickCount();
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}
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}
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}
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}
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else
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{
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nRead = ulReadCount;
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while(gl_bDeviceADRun)
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{
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RetReadSizeWords = ACTS1000_ReadDeviceAD(hDevice, ADBuffer[lBufferID], nRead, &nRetSizeWords, &nAvailSampsPoints,1.0);
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if(RetReadSizeWords == 0)
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{
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AfxMessageBox(_T("读数据出错!"));
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goto ExitReadThread;
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}
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if (nRetSizeWords<=0)
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{
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Sleep(1);
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continue;
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}
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bSuccess = TRUE;
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if (nProcessMode == SAVE_MODE)
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{
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WriteFile(g_ArrFileOut,ADBuffer[lBufferID], nRetSizeWords*sizeof(WORD),&dTmp,NULL);
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FileLenghtWords += nRetSizeWords; // 存盘文件大小增加
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}
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if (!m_bDrawComp)
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{
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glBufferID = lBufferID;
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gl_Section.Lock();
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gl_nDrawLen = nRetSizeWords/gl_nChannelCount;
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gl_nDrawIdx = lBufferID;
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gl_Section.Unlock();
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if (nProcessMode != SAVE_MODE)
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{
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SetEvent(hEvent); // 发送事件，告诉绘制窗口线程，该批数据已采集完毕
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}
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}
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lBufferID++;
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if (lBufferID >= MAX_SEGMENT)
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lBufferID = 0;
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if (nProcessMode == SAVE_MODE)
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{
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SetEvent(hEvent); // 发送事件，告诉绘制窗口线程，该批数据已采集完毕
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}
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nConstReadCnt++;
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if (nConstReadCnt%4000==0)
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{
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if (ACTS1000_GetDevStatusAD(hDevice,&ADStatus))
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{
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if (ADStatus.bAheadTrig)
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{
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AfxMessageBox(_T("硬件溢出,1:请降低采样率 2:提高程序效率 3:使用Simple\AD\Continue下的exe测试传输速度!"));
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goto ExitReadThread;
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}
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}
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}
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}
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}
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}
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ExitReadThread:
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SetEvent(hExitEvent); // 发出设备成功退出消息，让关闭设备的线程得此消息
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gl_bTerminateThr = TRUE;
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gl_bCollected = TRUE; // 完成了一次采集
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ACTS1000_StopDeviceAD(hDevice);
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ACTS1000_ReleaseDeviceAD(hDevice);
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if (!gl_bAutoCollect && bSuccess && gl_bStoped==FALSE)
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{
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//pApp->m_pADDoc->StopDeviceAD();
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}
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return TRUE;
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}
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BOOL MyStopDeviceAD(HANDLE hDevice)
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{
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CSysApp *pApp=(CSysApp *)AfxGetApp();
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gl_bDeviceADRun = FALSE;
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if (gl_bAutoTrig)
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{
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ACTS1000_SetDeviceTrigAD(pApp->m_hDevice);
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}
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if (gl_bAutoCollect == FALSE)
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{
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gl_bStoped = TRUE;
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WaitForSingleObject(m_ReadThread->m_hThread, 1000);
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}
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else
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{
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WaitForSingleObject(m_ReadThread->m_hThread, INFINITE);
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}
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bCreateDevice = FALSE;
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return TRUE;
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}
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