//==============================================================================
 
//
 
// Title:   RedPitaya.c
 
// Purpose:   A short description of the implementation.
 
//
 
// Created on:  27. 01. 2017 at 13:29:33 by Samo Korpar.
 
// Copyright: . All Rights Reserved.
 
//
 
//==============================================================================
 
 
 
//==============================================================================
 
// Include files
 
 
 
//#include "RedPitaya.h"
 
#include "RedPitaya_ui.h"
 
#include <userint.h>
 
#include <ansi_c.h>
 
#include <utility.h>
 
#include <visa.h>
 
#include <cvirte.h>
 
 
 
//==============================================================================
 
// Constants
 
 
 
#define MAX_THREADS 10
 
#define NSAMPLES 2048
 
#define NBEFORE 80
 
#define NGROUP 32
 
#define MAXSAMPLES 16384
 
#define MINTRGDELAY -8192
 
#define MAXTDCCH 0x80
 
 
 
//==============================================================================
 
// Types
 
 
 
//==============================================================================
 
// Static global variables
 
 
 
static int daq_on = 0;
 
static int ntics;
 
static int poolHandle = 0;
 
static int p1h, pID, rID, tfID;
 
static int ph_tdc, ph_wf;
 
static int dtdc[MAXTDCCH];
 
static int debugOut = 0;
 
static time_t t0;
 
static ViStatus istat;
 
static ViSession RedPHandle,RMHandle;
 
 
 
//==============================================================================
 
// Static functions
 
 
 
static int update_plots (void) {
 
  if (ph_tdc>0) DeleteGraphPlot (p1h, P1_TDC_G, ph_tdc, VAL_DELAYED_DRAW);
 
  ph_tdc = PlotY (p1h, P1_TDC_G, &dtdc[0], MAXTDCCH, VAL_INTEGER,
 
                  VAL_VERTICAL_BAR, VAL_EMPTY_SQUARE, VAL_SOLID, 1, VAL_RED);
 
  return (0);
 
}
 
 
 
 
 
 
 
static int export_data (void) {
 
  char filename[0xFF],rootcmd[0xFF];
 
  int type=0;
 
  int neve;
 
  GetCtrlVal(p1h,P1_FILENAME_EN,filename);
 
  GetCtrlVal(p1h,P1_FILETYPE,&type);
 
  unsigned int hdr[10];
 
  time_t t;
 
  hdr[0] = 0x1;
 
  hdr[1] = sizeof(int) * MAXTDCCH;
 
  hdr[2] = t0;
 
  GetCtrlVal (p1h, P1_CEVE_N, &neve);
 
  hdr[3] = neve;
 
  hdr
[4] = (unsigned int)( time(&t
)-t0
); 
  FILE *fp;
 
  switch (type) {
 
    case 0:
 
    case 1:
 
      fp  
=fopen(filename
,"wb"); 
      if (fp) {
 
        fwrite(hdr
,sizeof(unsigned int),5,fp
);  
        fwrite(dtdc
,sizeof(int),MAXTDCCH
,fp
);  
        if (type) {
 
          sprintf(rootcmd 
,"root.exe plottdc.cxx(\\\"%s\\\")", filename
);  
          LaunchExecutable(rootcmd);
 
 
 
        }
 
      }
 
      break;
 
    case 2:
 
      if (fp) {
 
        for (int i
=0; i
<MAXTDCCH
; i
++) fprintf(fp
,"%d\n", dtdc
[i
]);  
      }
 
      break;
 
 
 
  }
 
 
 
 
 
  return (0);
 
}
 
static int CVICALLBACK daq_run(void *functionData) {
 
  int trgdly,neve,ieve,ndata;
 
  float data[10000];
 
  char datac[100000];
 
  char *ctoken_p;
 
  char response[80];
 
  time_t t;
 
  response[0] = 0;
 
  if (RedPHandle) {
 
    istat = viPrintf (RedPHandle, "ACQ:RST\r\n");
 
    istat = viPrintf (RedPHandle, "ACQ:AVG OFF\r\n");
 
    istat = viPrintf (RedPHandle, "ACQ:DEC 1\r\n");
 
    istat = viPrintf (RedPHandle, "ACQ:TRIG:LEV -0.03\r\n");
 
    trgdly = MINTRGDELAY + NSAMPLES - NBEFORE + 1;
 
    istat = viPrintf (RedPHandle, "ACQ:TRIG:DLY %0d\r\n", trgdly);
 
    istat = viPrintf (RedPHandle, "ACQ:START\r\n");
 
    Delay(0.01);
 
    istat = viPrintf (RedPHandle, "ACQ:TRIG CH1_NE\r\n");
 
//  istat = viPrintf (RedPHandle, "ACQ:TRIG NOW\r\n");
 
  }
 
  GetCtrlVal (p1h, P1_NEVE_N, &neve);
 
  ieve=0;
 
  do {
 
    while (VI_TRUE) {
 
      if (RedPHandle) istat = viQueryf (RedPHandle, "ACQ:TRIG:STAT?\r\n", "%s",response);
 
      if (response[0]=='T') break;
 
      if (!daq_on) break;
 
    }
 
    if (!daq_on) break;
 
    if (RedPHandle) {
 
      istat = viQueryf (RedPHandle, "ACQ:SOUR1:DATA:LAT:N? %0d\r\n", "%s", NSAMPLES, datac);
 
      istat = viPrintf (RedPHandle, "ACQ:START\r\n");
 
      Delay(0.001);
 
      istat = viPrintf (RedPHandle, "ACQ:TRIG CH1_NE\r\n");
 
//    istat = viPrintf (RedPHandle, "ACQ:TRIG NOW\r\n");
 
//    Delay(0.01);
 
    }
 
    ndata=0;
 
    ctoken_p 
= strtok (datac
, "{,}\r"); 
    while (ctoken_p) {
 
      sscanf(ctoken_p
,"%f",&data
[ndata
]);  
      if ((ndata)&&(data[ndata]<-0.015)&&(data[ndata-1]>=-0.015)) dtdc[ndata/NGROUP]++;
 
      ctoken_p 
= strtok (NULL
, "{,}\r"); 
      ndata++;
 
    }
 
    ph_wf = PlotY (p1h, P1_WF_G, data, ndata, VAL_FLOAT, VAL_THIN_LINE, VAL_NO_POINT, VAL_SOLID, 1, VAL_BLUE);
 
    SetCtrlVal (p1h, P1_CEVE_N, ++ieve);
 
    if (debugOut) {
 
      sprintf(response
,"%d, %d",ieve
,ndata
);  
      istat = InsertTextBoxLine (p1h, P1_IO_TB, -1, response);
 
      debugOut=0;
 
    }
 
  } while (ieve<neve);
 
  daq_on=0;
 
  SetCtrlVal (p1h, P1_DAQ_S, daq_on);
 
  SetCtrlVal (p1h, P1_CEVE_N, ieve);
 
  return 0;
 
}
 
 
 
//==============================================================================
 
// Global variables
 
 
 
//==============================================================================
 
// Global functions
 
 
 
/// HIFN  What does your function do?
 
/// HIPAR x/What inputs does your function expect?
 
/// HIRET What does your function return?
 
 
 
int CVICALLBACK cb_timer (int panel, int control, int event, void *callbackData,
 
                          int eventData1, int eventData2) {
 
  QueueUserEvent (9000, p1h, P1_TIMER_T);
 
  return (0);
 
}
 
 
 
int CVICALLBACK debug_pressed (int panel, int control, int event,
 
                               void *callbackData, int eventData1, int eventData2) {
 
  switch (event) {
 
    case EVENT_COMMIT:
 
      debugOut=1;
 
      break;
 
  }
 
  return 0;
 
}
 
 
 
int __stdcall WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance,
 
                       LPSTR lpszCmdLine, int nCmdShow) {
 
  int i,refon,dummy;
 
  char response[80];
 
 
 
  if (InitCVIRTE (hInstance, 0, 0) == 0)
 
    return -1;    /* out of memory */
 
 
 
  SetSleepPolicy(VAL_SLEEP_MORE);
 
  CmtNewThreadPool (MAX_THREADS, &poolHandle);
 
 
 
  SetStdioWindowOptions (1000, 0, 0);
 
  SetStdioWindowSize (150, 600);
 
  SetStdioWindowPosition (825, 20);
 
 
 
  istat = viOpenDefaultRM (&RMHandle);
 
  if (RMHandle) istat = viOpen (RMHandle, "TCPIP0::178.172.43.91::5000::SOCKET", VI_NULL, VI_NULL, &RedPHandle);
 
  if (RedPHandle){
 
  istat = viSetAttribute (RedPHandle, VI_ATTR_TCPIP_KEEPALIVE, VI_TRUE);
 
  istat = viSetAttribute (RedPHandle, VI_ATTR_TCPIP_NODELAY, VI_TRUE);
 
  istat = viSetAttribute (RedPHandle, VI_ATTR_TERMCHAR, '\n');
 
  istat = viSetAttribute (RedPHandle, VI_ATTR_TERMCHAR_EN, VI_TRUE);
 
  istat = viSetAttribute (RedPHandle, VI_ATTR_TMO_VALUE, 1000);
 
  }
 
  if ((p1h = LoadPanel (0, "RedPitaya_ui.uir", P1)) < 0) return -1;
 
  DisplayPanel (p1h);
 
  istat = SetCtrlAttribute (p1h, P1_WF_G, ATTR_DATA_MODE, VAL_DISCARD);
 
 
 
  if (RedPHandle) istat = viQueryf (RedPHandle, "*IDN?\r\n", "%s",response);
 
  else sprintf(response
,"Connection to RedPitaya is missing");  
  istat = InsertTextBoxLine (p1h, P1_IO_TB, -1,response);
 
  istat = ProcessDrawEvents ();
 
 
 
  QueueUserEvent (1000, p1h, P1_RESET_PB);
 
 
 
  do {
 
    GetUserEvent (1, &pID, &rID);
 
    switch (rID) {
 
      case P1_TIMER_T:
 
        ntics+=1;
 
        GetCtrlVal (p1h, P1_REFON_CB, &refon);
 
        if (refon) update_plots();
 
        break;
 
      case P1_REFRESH_PB:
 
        update_plots();
 
        break;
 
      case P1_DAQ_S:
 
        GetCtrlVal (p1h, P1_DAQ_S, &daq_on);
 
        if (daq_on) {
 
          CmtScheduleThreadPoolFunction (poolHandle, daq_run, (void *)&dummy, &tfID);
 
        } else {
 
          CmtWaitForThreadPoolFunctionCompletion (poolHandle, tfID,
 
                                                  OPT_TP_PROCESS_EVENTS_WHILE_WAITING);
 
          CmtReleaseThreadPoolFunctionID (poolHandle, tfID);
 
        }
 
        break;
 
      case P1_RESET_PB:
 
        for (i=0; i<MAXTDCCH; i++) {
 
          dtdc[i]=0;
 
        }
 
        update_plots();
 
      case P1_CLEAR_PB:
 
        DeleteGraphPlot (p1h, P1_WF_G, -1, VAL_IMMEDIATE_DRAW);
 
        break;
 
 
 
      case P1_EXPORT_PB:
 
        export_data();
 
        break;
 
      case P1_TDCLOG_S:
 
        GetCtrlVal (p1h, P1_TDCLOG_S, &istat);
 
        SetCtrlAttribute (p1h, P1_TDC_G, ATTR_YMAP_MODE, istat);
 
        update_plots();
 
        break;
 
      default:
 
        Delay(1.);
 
    }
 
  } while ((rID != P1_EXIT_PB)||daq_on);
 
 
 
  CmtDiscardThreadPool (poolHandle);
 
  DiscardPanel (p1h);
 
 
 
  if (RedPHandle) istat = viClose (RedPHandle);
 
  if (RMHandle) istat = viClose (RMHandle);
 
 
 
  return 0;
 
}