The structure of the DriftChamberWriteEngine:

   struct
    {
      float EcalXYZ[3];
      float HcalXYZ[3];
      float Phi;     //Phi is the angle on the x-z plane 
      float Lambda;  //Lambda is the angle on the y-z plane
      float Chi2;    // chi2 = chi2x + chi2y


    } _hitsFill;

DriftChamberWriteEngine (last edited 2009-06-16 18:32:16 by localhost)