GPU TPC: Store track position for interpolation also when not updating with new hit

Author: davidrohr

GPU/GPUTracking/Merger/GPUTPCGMPropagator.cxx

@@ -638,7 +638,7 @@ GPUd() int32_t GPUTPCGMPropagator::Update(float posY, float posZ, int32_t iRow,
   return Update(posY, posZ, clusterState, rejectChi2, err2Y, err2Z, &param);
 }
 
-GPUd() void GPUTPCGMPropagator::InterpolateFill(float posY, float posZ, gputpcgmmergertypes::InterpolationErrorHit* inter)
+GPUd() void GPUTPCGMPropagator::InterpolateFill(gputpcgmmergertypes::InterpolationErrorHit* inter)
 {
   float* GPUrestrict() mC = mT->Cov();
   float* GPUrestrict() mP = mT->Par();

GPU/GPUTracking/Merger/GPUTPCGMPropagator.h

@@ -102,7 +102,7 @@ class GPUTPCGMPropagator
   GPUd() int32_t Update(float posY, float posZ, int32_t iRow, const GPUParam& param, int16_t clusterState, bool rejectChi2, bool refit, int8_t sector, float time, float avgInvCharge, float invCharge);
   GPUd() int32_t Update(float posY, float posZ, int32_t iRow, const GPUParam& param, int16_t clusterState, bool rejectChi2, bool refit, float err2Y, float err2Z);
   GPUd() int32_t Update(float posY, float posZ, int16_t clusterState, bool rejectChi2, float err2Y, float err2Z, const GPUParam* param = nullptr);
-  GPUd() void InterpolateFill(float posY, float posZ, gputpcgmmergertypes::InterpolationErrorHit* inter);
+  GPUd() void InterpolateFill(gputpcgmmergertypes::InterpolationErrorHit* inter);
   GPUd() int32_t InterpolateReject(const GPUParam& param, float posY, float posZ, int16_t clusterState, gputpcgmmergertypes::InterpolationErrorHit* inter, float err2Y, float err2Z, float deltaZ);
   GPUd() float PredictChi2(float posY, float posZ, int32_t iRow, const GPUParam& param, int16_t clusterState, int8_t sideC, float time, float avgCharge, float charge) const;
   GPUd() float PredictChi2(float posY, float posZ, float err2Y, float err2Z) const;