Merge pull request cms-sw#2586 from rovere/fix-projectedrechit-construction

Reco updates -- Fix bug when reading ProjectedRecHits from disk with Coarse option

Author: ktf

RecoTracker/TransientTrackingRecHit/src/ProjectedRecHit2D.cc

@@ -75,8 +75,8 @@ ProjectedRecHit2D::ProjectedRecHit2D( const GeomDet * geom, const GeomDet* origi
       if(!originalHit().cluster().isNull()){
 	const SiStripCluster& clust = *(originalHit().cluster());  
 
-	StripClusterParameterEstimator::LocalValues lv = 
-	  theCPE->localParameters( clust, *detUnit());
+	StripClusterParameterEstimator::LocalValues lv =
+            theCPE->localParameters( clust, *reinterpret_cast<const GeomDetUnit *>(theOriginalDet));
 
 	RecHitPointer updatedOriginalHit = 
 	  TSiStripRecHit2DLocalPos::build( lv.first, lv.second, theOriginalDet, 
@@ -87,8 +87,8 @@ ProjectedRecHit2D::ProjectedRecHit2D( const GeomDet * geom, const GeomDet* origi
       }else{
 	const SiStripCluster& clust = *(originalHit().cluster_regional());  
 
-	StripClusterParameterEstimator::LocalValues lv = 
-	  theCPE->localParameters( clust, *detUnit());
+	StripClusterParameterEstimator::LocalValues lv =
+            theCPE->localParameters( clust, *reinterpret_cast<const GeomDetUnit *>(theOriginalDet));
 
 	RecHitPointer updatedOriginalHit = 
 	  TSiStripRecHit2DLocalPos::build( lv.first, lv.second, theOriginalDet,