Author: [log in to unmask]
Date: Tue Sep 1 08:11:35 2015
New Revision: 3480
Log:
adding pulser trigger skimmer
Added:
java/trunk/recon/src/main/java/org/hps/recon/filtering/PulserTriggerFilterDriver.java
Added: java/trunk/recon/src/main/java/org/hps/recon/filtering/PulserTriggerFilterDriver.java
=============================================================================
--- java/trunk/recon/src/main/java/org/hps/recon/filtering/PulserTriggerFilterDriver.java (added)
+++ java/trunk/recon/src/main/java/org/hps/recon/filtering/PulserTriggerFilterDriver.java Tue Sep 1 08:11:35 2015
@@ -0,0 +1,32 @@
+package org.hps.recon.filtering;
+
+import org.lcsim.event.EventHeader;
+import org.lcsim.event.GenericObject;
+import org.lcsim.util.Driver;
+import org.hps.record.epics.EpicsData;
+import org.hps.record.triggerbank.AbstractIntData;
+import org.hps.record.triggerbank.TIData;
+
+public class PulserTriggerFilterDriver extends Driver
+{
+ public void process(EventHeader event) {
+
+ // 1. keep all events with EPICS data (could also use event tag = 31):
+ if (EpicsData.read(event) != null) return;
+
+ // 2. drop event if it doesn't have a TriggerBank
+ if (!event.hasCollection(GenericObject.class,"TriggerBank"))
+ throw new Driver.NextEventException();
+
+ // 3. keep event if it was from a Pulser trigger:
+ for (GenericObject gob : event.get(GenericObject.class,"TriggerBank"))
+ {
+ if (!(AbstractIntData.getTag(gob) == TIData.BANK_TAG)) continue;
+ TIData tid = new TIData(gob);
+ if (tid.isPulserTrigger()) return;
+ }
+
+ // 4. Else, drop event:
+ throw new Driver.NextEventException();
+ }
+}
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