Author: [log in to unmask]
Date: Wed Dec 2 19:00:08 2015
New Revision: 4004
Log:
one more cut
Modified:
java/trunk/recon/src/main/java/org/hps/recon/filtering/V0CandidateFilter.java
Modified: java/trunk/recon/src/main/java/org/hps/recon/filtering/V0CandidateFilter.java
=============================================================================
--- java/trunk/recon/src/main/java/org/hps/recon/filtering/V0CandidateFilter.java (original)
+++ java/trunk/recon/src/main/java/org/hps/recon/filtering/V0CandidateFilter.java Wed Dec 2 19:00:08 2015
@@ -32,6 +32,8 @@
private double v0Chi2Cut = 10.0;
private double trackChi2Cut = 20.0;
private double trackDtCut = 5.0;
+ private double trackPMax = 0.9;
+ private double v0PMax = 1.4;
private boolean _tight = false;
private boolean _keepEpicsDataEvents = false;
@@ -69,6 +71,12 @@
continue;
}
if (electron.getTracks().get(0).getChi2() > trackChi2Cut || positron.getTracks().get(0).getChi2() > trackChi2Cut) {
+ continue;
+ }
+ if (electron.getMomentum().magnitude() > trackPMax || positron.getMomentum().magnitude() > trackPMax) {
+ continue;
+ }
+ if (v0.getMomentum().magnitude() > v0PMax) {
continue;
}
double eleTime = TrackData.getTrackTime(TrackData.getTrackData(event, electron.getTracks().get(0)));
@@ -130,6 +138,20 @@
}
/**
+ * Maximum track momentum for a V0 to be counted. A V0 is rejected if either
+ * of the final state tracks has momentum exceeding this cut.
+ *
+ * @param trackPMax units of GeV, default of 0.9
+ */
+ public void setTrackPMax(double trackPMax) {
+ this.trackPMax = trackPMax;
+ }
+
+ public void setV0PMax(double v0PMax) {
+ this.v0PMax = v0PMax;
+ }
+
+ /**
* Maximum difference in Calorimeter Cluster Seed Hit times [ns]
*
* @param d
