DTOFPoint.h

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// $Id$
//
//    File: DTOFPoint.h
// Created: Tue Oct 18 09:50:52 EST 2005
// Creator: remitche (on Linux mantrid00 2.4.20-18.8smp i686)
//

#ifndef _DTOFPoint_
#define _DTOFPoint_

#include <JANA/JObject.h>
#include <JANA/JFactory.h>
#include <DVector3.h>
using namespace jana;

class DTOFPoint : public JObject
{
    public:
        JOBJECT_PUBLIC(DTOFPoint);

      // DTOFPoint objects are created for DTOFPaddleHit matches between planes, AND for un-matched DTOFPaddleHits.

      // Note the hit position along a PADDLE is not well-defined if:
         // It is single-ended, or if one of the ends has a hit energy that is below threshold

      // Sometimes, these partially-defined hits are not matched to hits in the other plane. 
      // In these cases, a DTOFPoint object is created from each hit, with the following properties:
         //The hit position is reported at the center of the paddle
         //The energy & hit are reported at this position
      // The properties of these hits are fully-defined through matching to tracks (in the other direction)
         // The corrected hit energy & time (propagated to the track location) are stored in DDetectorMatches

      DVector3 pos;     //reconstructed position
      float t;               //reconstructed time
      float dE;            //reconstructed deposited energy
      float tErr; //uncertainty on reconstructed time

      int dHorizontalBar; //0 for none (unmatched)
      int dVerticalBar; //0 for none (unmatched)

      //Status: 0 if no hit (or none above threshold), 1 if only North hit above threshold, 2 if only South hit above threshold, 3 if both hits above threshold
         //For horizontal, North/South is +x/-x
      int dHorizontalBarStatus;
      int dVerticalBarStatus;

      bool Is_XPositionWellDefined(void) const
      {
         return ((dVerticalBar != 0) || (dHorizontalBarStatus == 3));
      }
      bool Is_YPositionWellDefined(void) const
      {
         return ((dHorizontalBar != 0) || (dVerticalBarStatus == 3));
      }

      void toStrings(vector<pair<string,string> > &items) const
      {
         AddString(items, "H-Bar", "%d", dHorizontalBar);
         AddString(items, "V-Bar", "%d", dVerticalBar);
         AddString(items, "x", "%1.3f", pos.x());
         AddString(items, "y", "%1.3f", pos.y());
         AddString(items, "z", "%1.3f", pos.z());
         AddString(items, "t", "%1.3f", t);
         AddString(items, "dE", "%1.6f", dE);
         AddString(items, "H-Status", "%d", dHorizontalBarStatus);
         AddString(items, "V-Status", "%d", dVerticalBarStatus);
      }
};

#endif // _DTOFPoint_