ARA ROOT v3.10 Software

AraEvent/AraGeomTool.cxx

#include "AraGeomTool.h"
#include <iostream>
#include <fstream>
#include <cstring>
#include <zlib.h>
#include <cstdlib>


//sqlite includes
#include <sqlite3.h>

#include "TString.h"
#include "TObjArray.h"
#include "TObjString.h"
#include "TVector3.h"

AraGeomTool * AraGeomTool::fgInstance=0;
Double_t AraGeomTool::nTopOfIce=1.48;
const Double_t fFtInm=0.3048;

//Some locations in ARA global coordinates
Double_t fSouthPole2010_11[3]={27344.05*fFtInm,-3395.14*fFtInm,-35.63*fFtInm};
Double_t fSouthPole2011_12[3]={27322.88*fFtInm,-3369.89*fFtInm,-36.02*fFtInm};
Double_t fSouthPoleTelescope[3]={24774.18*fFtInm,-871.35*fFtInm,-30*fFtInm};  
Double_t fICL2011_12[4][3]={{24011.58*fFtInm,-1702.53*fFtInm,0},
                            {24060.51*fFtInm,-1723.09*fFtInm,0},
                            {24049.7*fFtInm,-1749.02*fFtInm,0},
                            {24000.78*fFtInm,-1728.47*fFtInm,0}};

Double_t fWindTurbine2011_12[3][3]={{46166.49*fFtInm,52159.43*fFtInm,0},
                                    {22546.95*fFtInm,-2594.03*fFtInm,0},
                                    {18662.31*fFtInm,-3552.64*fFtInm,0}};



Double_t *AraGeomTool::getSouthPole2010_11()
{
  return fSouthPole2010_11;
}

Double_t *AraGeomTool::getSouthPole2011_12()
{
  return fSouthPole2011_12;
}

Double_t *AraGeomTool::getSouthPoleTelescope()
{
  return fSouthPoleTelescope;
}

Double_t *AraGeomTool::getICLCorner(int corner)  
{
  return fICL2011_12[corner];
}

Double_t *AraGeomTool::getWindTurbine(int tbNumber) 
{
  return fWindTurbine2011_12[tbNumber-1];
}

AraGeomTool::AraGeomTool() 
{
   //Default Constructor

  //Read in the channel maps for the TestBed and Station1
  // readChannelMapDbIcrr(ARA_TESTBED);
  // readChannelMapDbIcrr(ARA_STATION1);
  // readChannelMapDbAtri(ARA_STATION1B);
  for(int i=0;i<ICRR_NO_STATIONS;i++) {
    fStationInfoICRR[i]=NULL;
    fArrayToStationRotationICRR[i]=NULL;
    fStationToArrayRotationICRR[i]=NULL;
  }
  for(int i=0;i<ATRI_NO_STATIONS;i++) {
    fStationInfoATRI[i]=0;
    fArrayToStationRotationATRI[i]=NULL;
    fStationToArrayRotationATRI[i]=NULL;
  }
  
  readAraArrayCoords();
}

AraGeomTool::~AraGeomTool() {
   //Default Destructor
  for(int i=0;i<ICRR_NO_STATIONS;i++)  {
    if(fStationInfoICRR[i]) delete fStationInfoICRR[i];
  }
  for(int i=0;i<ATRI_NO_STATIONS;i++) {
    if(fStationInfoATRI[i]) delete fStationInfoATRI[i];
  }
}

//______________________________________________________________________________
AraGeomTool*  AraGeomTool::Instance()
{
  //static function
  if(fgInstance)
    return fgInstance;

  fgInstance = new AraGeomTool();
  return fgInstance;
}

int AraGeomTool::getRFChanByPolAndAnt(AraAntPol::AraAntPol_t antPol, int antNum, AraStationId_t stationId)
{
  
  //  fprintf(stderr, "antPol %i antNum %i stationId %i\n", (int)antPol, antNum, (int)stationId);
  return getStationInfo(stationId)->getRFChanByPolAndAnt(antNum,antPol);
}


AraAntPol::AraAntPol_t AraGeomTool::getPolByRFChan(int rfChan, AraStationId_t stationId)
{
  //RJN Should add a check here for safety
  if(getStationInfo(stationId)) {
    return getStationInfo(stationId)->getAntennaInfo(rfChan)->polType;
  }
   return AraAntPol::kNotAPol;
}

Int_t AraGeomTool::getAntNumByRFChan(int rfChan, AraStationId_t stationId)
{
  //RJN Should add a check here for safety
  if(getStationInfo(stationId))
    return getStationInfo(stationId)->getAntennaInfo(rfChan)->antPolNum;
  return -1;
}


// //FIXME //jpd this is most definitely a hack to make AraCanvasMaker work -> this will only
// //return the testbed lookup stuff not station1
// int AraGeomTool::getRFChanByPolAndAnt(AraAntPol::AraAntPol_t antPol, int antNum)
// {
//   return getRFChanByPolAndAnt(antPol,antNum,ARA_STATION1);
// }//FIXME -- this just loads the stuff for station1

Double_t AraGeomTool::calcDeltaTSimple(Double_t ant1[3], Double_t ant2[3], Double_t source[3]) {
  Double_t d1=TMath::Sqrt(TMath::Power(ant1[0]-source[0],2)+TMath::Power(ant1[1]-source[1],2)+TMath::Power(ant1[2]-source[2],2));
  Double_t d2=TMath::Sqrt(TMath::Power(ant2[0]-source[0],2)+TMath::Power(ant2[1]-source[1],2)+TMath::Power(ant2[2]-source[2],2));
  Double_t t1t2=(d2-d1)*nTopOfIce/TMath::C();
  t1t2*=1e9;
  return t1t2;
}


Double_t AraGeomTool::calcDeltaTInfinity(Double_t ant1[3], Double_t ant2[3],Double_t phiWave, Double_t thetaWave)
{
  //Calc some cylindrical coordinates
  Double_t rho1=TMath::Sqrt(ant1[0]*ant1[0]+ant1[1]*ant1[1]);
  Double_t phi1=TMath::ATan2(ant1[1],ant1[0]);
  Double_t rho2=TMath::Sqrt(ant2[0]*ant2[0]+ant2[1]*ant2[1]);
  Double_t phi2=TMath::ATan2(ant2[1],ant2[0]);
  Double_t d1=TMath::Cos(thetaWave)*(ant1[2]*TMath::Tan(thetaWave)+rho1*TMath::Cos(phi1-phiWave));
  Double_t d2=TMath::Cos(thetaWave)*(ant2[2]*TMath::Tan(thetaWave)+rho2*TMath::Cos(phi2-phiWave));
  Double_t t1t2=(d2-d1)*nTopOfIce/TMath::C();
  t1t2*=1e9;
  return t1t2;

}

//jd
Double_t AraGeomTool::calcDeltaTInfinity(Int_t chan1, Int_t chan2,Double_t phiWave, Double_t thetaWave, AraStationId_t stationId)
{
  if(chan1<0 || chan1>=TOTAL_ANTS_PER_ICRR)
    return 0;
  if(chan2<0 || chan2>=TOTAL_ANTS_PER_ICRR)
    return 0;
  return calcDeltaTInfinity(getStationInfo(stationId)->fAntInfo[chan1].antLocation,getStationInfo(stationId)->fAntInfo[chan2].antLocation,phiWave,thetaWave);            
}

Double_t AraGeomTool::calcDeltaTR(Double_t ant1[3], Double_t ant2[3], Double_t phiWave, Double_t thetaWave,Double_t R)
{

  Double_t xs=R*TMath::Cos(thetaWave)*TMath::Cos(phiWave);
  Double_t ys=R*TMath::Cos(thetaWave)*TMath::Sin(phiWave);
  Double_t zs=R*TMath::Sin(thetaWave);

  
  Double_t d1=TMath::Sqrt((xs-ant1[0])*(xs-ant1[0])+(ys-ant1[1])*(ys-ant1[1])+(zs-ant1[2])*(zs-ant1[2]));
  Double_t d2=TMath::Sqrt((xs-ant2[0])*(xs-ant2[0])+(ys-ant2[1])*(ys-ant2[1])+(zs-ant2[2])*(zs-ant2[2]));
         
  Double_t t1t2=(d1-d2)*nTopOfIce/TMath::C();
  t1t2*=1e9;
  return t1t2;

}

//jd
Double_t AraGeomTool::calcDeltaTR(Int_t chan1, Int_t chan2, Double_t phiWave, Double_t thetaWave,Double_t R, AraStationId_t stationId)
{
  if(chan1<0 || chan1>=TOTAL_ANTS_PER_ICRR)
    return 0;
  if(chan2<0 || chan2>=TOTAL_ANTS_PER_ICRR)
    return 0;
  return calcDeltaTR(getStationInfo(stationId)->fAntInfo[chan1].antLocation,getStationInfo(stationId)->fAntInfo[chan2].antLocation,phiWave,thetaWave,R);   

}



bool AraGeomTool::isIcrrStation(AraStationId_t stationId){ 
   //RJN changed
  if(stationId==ARA_TESTBED||stationId==ARA_STATION1) return true; 
  else return false;
  
}

bool AraGeomTool::isAtriStation(AraStationId_t stationId){

  if(isIcrrStation(stationId)) return false;
  else return true;

}

Int_t AraGeomTool::getStationNumber(AraStationId_t stationId){
   if(ARA_TESTBED) 
      return 0;
   if(ARA_STATION1B || ARA_STATION1) 
      return 1;
   return (int)stationId;
}


Int_t AraGeomTool::getStationCalibIndex(AraStationId_t stationId){
  
  switch(stationId){
    
  case ARA_TESTBED:
     return 0;
     break;
  case ARA_STATION1:
     return 1;
     break;
  case ARA_STATION1B:
     return 0;
     break;
  case ARA_STATION2:
     return 1;
     break;
  case ARA_STATION3:
     return 2;
    break;
  case ARA_STATION4:
    return 3;
    break;
  case ARA_STATION5:
    return 4;
    break;
  case ARA_STATION6:
    return 5;
    break;
  case ARA_STATION7:
    return 6;
    break;
  case ARA_STATION8:
    return 7;
    break;
  case ARA_STATION9:
    return 8;
    break;
  case ARA_STATION10:
    return 9;
    break;
  case ARA_STATION11:
    return 10;
    break;
  case ARA_STATION12:
    return 11;
    break;
  case ARA_STATION13:
    return 12;
    break;
  case ARA_STATION14:
    return 13;
    break;
  case ARA_STATION15:
    return 14;
    break;
  case ARA_STATION16:
    return 15;
    break;
  case ARA_STATION17:
    return 16;
    break;
  case ARA_STATION18:
    return 17;
    break;
  case ARA_STATION19:
    return 18;
    break;
  case ARA_STATION20:
    return 19;
    break;
  case ARA_STATION21:
    return 20;
    break;
  case ARA_STATION22:
    return 21;
    break;
  case ARA_STATION23:
    return 22;
    break;
  case ARA_STATION24:
    return 23;
    break;
  case ARA_STATION25:
    return 24;
    break;
  case ARA_STATION26:
    return 25;
    break;
  case ARA_STATION27:
    return 26;
    break;
  case ARA_STATION28:
    return 27;
    break;
  case ARA_STATION29:
    return 28;
    break;
  case ARA_STATION30:
    return 29;
    break;
  case ARA_STATION31:
    return 30;
    break;
  case ARA_STATION32:
    return 31;
    break;
  case ARA_STATION33:
    return 32;
    break;
  case ARA_STATION34:
    return 33;
    break;
  case ARA_STATION35:
    return 34;
    break;
  case ARA_STATION36:
    return 35;
    break;
  case ARA_STATION37:
    return 36;
    break;
  default:
    fprintf(stderr, "AraGeomTool::getStationCalibIndex -- Error - Unknown stationId %i\n", stationId);
    return -1;
  }
}




void AraGeomTool::printStationName(AraStationId_t stationId){

  std::cout << getStationName(stationId) << "\n";
}

const char* AraGeomTool::getStationName(AraStationId_t stationId){

  switch(stationId){

  case ARA_TESTBED:
    return "TESTBED";
    break;
  case ARA_STATION1:
    return "STATION1";
    break;
  case ARA_STATION1B:
    return "STATION1B";
    break;
  case ARA_STATION2:
    return "STATION2";
    break;
  case ARA_STATION3:
    return "STATION3";
    break;
  case ARA_STATION4:
    return "STATION4";
    break;
  case ARA_STATION5:
    return "STATION5";
    break;
  case ARA_STATION6:
    return "STATION6";
    break;
  case ARA_STATION7:
    return "STATION7";
    break;
  case ARA_STATION8:
    return "STATION8";
    break;
  case ARA_STATION9:
    return "STATION9";
    break;
  case ARA_STATION10:
    return "STATION10";
    break;
  case ARA_STATION11:
    return "STATION11";
    break;
  case ARA_STATION12:
    return "STATION12";
    break;
  case ARA_STATION13:
    return "STATION13";
    break;
  case ARA_STATION14:
    return "STATION14";
    break;
  case ARA_STATION15:
    return "STATION15";
    break;
  case ARA_STATION16:
    return "STATION16";
    break;
  case ARA_STATION17:
    return "STATION17";
    break;
  case ARA_STATION18:
    return "STATION18";
    break;
  case ARA_STATION19:
    return "STATION19";
    break;
  case ARA_STATION20:
    return "STATION20";
    break;
  case ARA_STATION21:
    return "STATION21";
    break;
  case ARA_STATION22:
    return "STATION22";
    break;
  case ARA_STATION23:
    return "STATION23";
    break;
  case ARA_STATION24:
    return "STATION24";
    break;
  case ARA_STATION25:
    return "STATION25";
    break;
  case ARA_STATION26:
    return "STATION26";
    break;
  case ARA_STATION27:
    return "STATION27";
    break;
  case ARA_STATION28:
    return "STATION28";
    break;
  case ARA_STATION29:
    return "STATION29";
    break;
  case ARA_STATION30:
    return "STATION30";
    break;
  case ARA_STATION31:
    return "STATION31";
    break;
  case ARA_STATION32:
    return "STATION32";
    break;
  case ARA_STATION33:
    return "STATION33";
    break;
  case ARA_STATION34:
    return "STATION34";
    break;
  case ARA_STATION35:
    return "STATION35";
    break;
  case ARA_STATION36:
    return "STATION36";
    break;
  case ARA_STATION37:
    return "STATION37";
    break;
  default:
    return "Unkown StationId";
    break;
  }

}


AraStationInfo *AraGeomTool::getStationInfo(AraStationId_t stationId)
{
  int calibIndex=getStationCalibIndex(stationId);
  if(isIcrrStation(stationId)) {
    if(!fStationInfoICRR[calibIndex]) {
      fStationInfoICRR[calibIndex] = new AraStationInfo(stationId);
    }
    if(calibIndex>=0 && calibIndex<ICRR_NO_STATIONS)
      return fStationInfoICRR[calibIndex];
  }
  if(isAtriStation(stationId)) {
    if(!fStationInfoATRI[calibIndex]) {
      fStationInfoATRI[calibIndex] = new AraStationInfo(stationId);
    }
    if(calibIndex>=0 && calibIndex<ATRI_NO_STATIONS)
      return fStationInfoATRI[calibIndex];
  }
  return NULL;
}





AraStationId_t AraGeomTool::getAtriStationId(int stationNumber) {
  if(stationNumber==1) return ARA_STATION1B;
  return (AraStationId_t)stationNumber;
}


void AraGeomTool::readAraArrayCoords() {
  sqlite3 *db;
  char *zErrMsg = 0;
  sqlite3_stmt *stmt;

  char calibDir[FILENAME_MAX];
  char fileName[FILENAME_MAX];
  char *calibEnv=getenv("ARA_CALIB_DIR");
  if(!calibEnv) {
     char *utilEnv=getenv("ARA_UTIL_INSTALL_DIR");
     if(!utilEnv)
        sprintf(calibDir,"calib");
     else
        sprintf(calibDir,"%s/share/araCalib",utilEnv);
  }
  else {
    strncpy(calibDir,calibEnv,FILENAME_MAX);
  }  
  sprintf(fileName, "%s/AraArrayCoords.sqlite", calibDir);

  //open the database
  //  int rc = sqlite3_open_v2(fileName, &db, SQLITE_OPEN_READONLY, NULL);
  int rc = sqlite3_open(fileName, &db);;
  if(rc!=SQLITE_OK){
    printf("AraGeomTool::readAraArrayCoords() - Can't open database: %s\n", sqlite3_errmsg(db));
    sqlite3_close(db);
    return;
  }

  //All the station coordinate information is stored in the ARA table (one row per station)
  const char *query = "select * from ARA";

  //prepare an sql statment which will be used to obtain information from the data base
  //  rc=sqlite3_prepare_v2(db, query, strlen(query)+1, &stmt, NULL);
  rc=sqlite3_prepare(db, query, strlen(query)+1, &stmt, NULL);

  if(rc!=SQLITE_OK){
    printf("statement not prepared OK\n");
    //should close the data base and exit the function
    sqlite3_close(db);
    return;
  }

  AraStationId_t thisStationId;
  int calibIndex=0;
  int row=0;

  while(1){  //This loop is over station
    //printf("row number %i\n", row);
    rc=sqlite3_step(stmt);
    if(rc==SQLITE_DONE) break;
    int nColumns=sqlite3_column_count(stmt);

    row=sqlite3_column_int(stmt, 2)-1;//forcing the row to be correct
    //printf("row number %i\n", row);

    int column=0;
    
    const char* temp;    
    double tempVal;

    //primary key - stationId
    thisStationId=sqlite3_column_int(stmt,column);
    calibIndex=getStationCalibIndex(thisStationId);

    column++;  //station name
    temp = (const char*)sqlite3_column_text(stmt, column);
    //Ignore for now
    
    column++; //2: //electronics tupe
    temp = (const char*)sqlite3_column_text(stmt, column);
    //Ignore for now
    
    //Station Coords
    for(int i=0;i<3;i++) {
      column++;
      tempVal=sqlite3_column_double(stmt, column);
      if(isIcrrStation(thisStationId)) {
        fStationCoordsICRR[calibIndex][i]=tempVal;
      }
      else {
        fStationCoordsAtri[calibIndex][i]=tempVal;
      }
    }
    if(isIcrrStation(thisStationId)) {
      fStationVectorICRR[calibIndex].SetXYZ(fStationCoordsICRR[calibIndex][0],fStationCoordsICRR[calibIndex][1],fStationCoordsICRR[calibIndex][2]);
    }
    else {
      fStationVectorATRI[calibIndex].SetXYZ(fStationCoordsAtri[calibIndex][0],fStationCoordsAtri[calibIndex][1],fStationCoordsAtri[calibIndex][2]);
    }

    //Station Local Coordinates
    for(int i=0;i<3;i++) {
      for(int j=0;j<3;j++) {    
        column++;
        tempVal=sqlite3_column_double(stmt, column);
        if(isIcrrStation(thisStationId)) {
          fStationLocalCoordsICRR[calibIndex][i][j]=tempVal;
        }
        else {
          fStationLocalCoordsATRI[calibIndex][i][j]=tempVal;
        }
      }
    } 

    if(isIcrrStation(thisStationId)) {
      fStationToArrayRotationICRR[calibIndex] = new TRotation();      
      TVector3 localx(fStationLocalCoordsICRR[calibIndex][0]);
      TVector3 globale(1,0,0);
      Double_t angleRotate=globale.Angle(localx);
      TVector3 axisRotate=globale.Cross(localx);
      fStationToArrayRotationICRR[calibIndex]->Rotate(angleRotate,axisRotate);
      fArrayToStationRotationICRR[calibIndex]=new TRotation(fStationToArrayRotationICRR[calibIndex]->Inverse());

    }
    else {
      fStationToArrayRotationATRI[calibIndex] = new TRotation();     
      //In the end this remarkably simple bit of code is all we need to define the matrix rotations necessary to switch
      // between array centric and station centric coordinates 
      // The basic idea is simply:
      // a) Find the angle between the array centric easting(x) and the station centric x
      // b) Find the vector that is perpendiculat to both of them using a cross product
      // c) Create a rotation matrix by rotating the identity matrix by this angle about this axis
      // d) Create the invere rotation to go the other way
      // e) Remember we also need to translate to actually convert between station and array and vice-versa
      TVector3 localx(fStationLocalCoordsATRI[calibIndex][0]);
      TVector3 globale(1,0,0);
      Double_t angleRotate=globale.Angle(localx);
      TVector3 axisRotate=globale.Cross(localx);
      fStationToArrayRotationATRI[calibIndex]->Rotate(angleRotate,axisRotate);
      fArrayToStationRotationATRI[calibIndex]=new TRotation(fStationToArrayRotationATRI[calibIndex]->Inverse());
    }
    

  }//while(1)

  //now need to destroy the sqls statement prepared earlier
  rc = sqlite3_finalize(stmt);
  if(rc!=SQLITE_OK) printf("error finlizing sql statement\n");
  //  printf("sqlite3_finalize(stmt) = %i\n", rc);

  //now close the connection to the database
  rc = sqlite3_close(db);
  if(rc!=SQLITE_OK) printf("error closing db\n");

}


TVector3 AraGeomTool::convertStationToArrayCoords(AraStationId_t stationId, TVector3 inputCoords) {
  TVector3 output=inputCoords;
  TRotation *mPtr = getStationToArrayRotation(stationId);
  output.Transform(*mPtr);
  output+=getStationVector(stationId);
  return TVector3(output); 
}

TVector3 AraGeomTool::convertArrayToStationCoords(AraStationId_t stationId, TVector3 inputCoords) {
  TVector3 output=inputCoords;
  //  std::cout << "Station Vector: " << getStationVector(stationId).x() << "\t" << getStationVector(stationId).y() << "\t" << getStationVector(stationId).z() << "\n";
  output-=getStationVector(stationId);
  //  output.Print();
  TRotation *mPtr = getArrayToStationRotation(stationId);
  output.Transform(*mPtr);
  return TVector3(output); 
}


TRotation *AraGeomTool::getStationToArrayRotation(AraStationId_t stationId)
{
  int calibIndex=getStationCalibIndex(stationId);
  if(isIcrrStation(stationId)) {
    return fStationToArrayRotationICRR[calibIndex];
  }
  return fStationToArrayRotationATRI[calibIndex];
}

TRotation *AraGeomTool::getArrayToStationRotation(AraStationId_t stationId)
{
  int calibIndex=getStationCalibIndex(stationId);
  if(isIcrrStation(stationId)) {
    return fArrayToStationRotationICRR[calibIndex];
  }
  return fArrayToStationRotationATRI[calibIndex];
}


TVector3 &AraGeomTool::getStationVector(AraStationId_t stationId)
{
  int calibIndex=getStationCalibIndex(stationId);
  if(isIcrrStation(stationId)) {
    return fStationVectorICRR[calibIndex];
  }

  return fStationVectorATRI[calibIndex];

}



void AraGeomTool::convertStationToArrayCoords(AraStationId_t stationId, Double_t inputCoords[3], Double_t outputCoords[3] )
{
  TVector3 input(inputCoords);
  TVector3 output=convertStationToArrayCoords(stationId,input);
  outputCoords[0]=output.x();
  outputCoords[1]=output.y();
  outputCoords[2]=output.z();

}
void AraGeomTool::convertArrayToStationCoords(AraStationId_t stationId, Double_t inputCoords[3], Double_t outputCoords[3] )
{

  TVector3 input(inputCoords);
  TVector3 output=convertArrayToStationCoords(stationId,input);
  outputCoords[0]=output.x();
  outputCoords[1]=output.y();
  outputCoords[2]=output.z();


}

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