move the energy deposition wrt. centre of response

ChunzhengLab · ChunzhengLab · commit f790fd5a15e0 · 2025-06-17T18:03:47.000+02:00
diff --git a/Detectors/Upgrades/ITS3/simulation/src/Digitizer.cxx b/Detectors/Upgrades/ITS3/simulation/src/Digitizer.cxx
@@ -90,7 +90,8 @@ void Digitizer::init()
     } else {
       LOGP(fatal, "ResponseFunction '{}' not implemented!", func);
     }
-    mSimRespIBShift = mSimRespIB->getDepthMax() - constants::silicon::thickness / 2.f;
+    mSimRespIB->computeCentreFromData();
+    mSimRespIBShift = mSimRespIB->getDepthMax() - constants::silicon::thickness / 2.f - mSimRespIB->getRespCentreDep();
     mSimRespOBShift = mSimRespOB->getDepthMax() - SegmentationOB::SensorLayerThickness / 2.f;
   }
 

Original file line number	Diff line number	Diff line change
`@@ -90,7 +90,8 @@ void Digitizer::init()`
`90`	`90`	`} else {`
`91`	`91`	`LOGP(fatal, "ResponseFunction '{}' not implemented!", func);`
`92`	`92`	`}`
`93`		`- mSimRespIBShift = mSimRespIB->getDepthMax() - constants::silicon::thickness / 2.f;`
	`93`	`+ mSimRespIB->computeCentreFromData();`
	`94`	`+ mSimRespIBShift = mSimRespIB->getDepthMax() - constants::silicon::thickness / 2.f - mSimRespIB->getRespCentreDep();`
`94`	`95`	`mSimRespOBShift = mSimRespOB->getDepthMax() - SegmentationOB::SensorLayerThickness / 2.f;`
`95`	`96`	`}`
`96`	`97`