GPU: Remove obsolete code to use AliRoot offline errors

Author: davidrohr

GPU/GPUTracking/CMakeLists.txt

@@ -128,7 +128,6 @@ set(HDRS_INSTALL
     SliceTracker/GPUTPCSliceOutCluster.h
     SliceTracker/GPUTPCTrackLinearisation.h
     Merger/GPUTPCGMBorderTrack.h
-    Merger/GPUTPCGMOfflineStatisticalErrors.h
     Merger/GPUTPCGMMergedTrack.h
     DataTypes/GPUTPCGMMergedTrackHit.h
     DataTypes/GPUTRDDef.h

GPU/GPUTracking/Merger/GPUTPCGMOfflineStatisticalErrors.h

@@ -600,7 +600,6 @@ GPUd() int GPUTPCGMPropagator::GetPropagatedYZ(float x, float& GPUrestrict() pro
 GPUd() void GPUTPCGMPropagator::GetErr2(float& GPUrestrict() err2Y, float& GPUrestrict() err2Z, const GPUParam& GPUrestrict() param, float posZ, int iRow, short clusterState, bool sideC) const
 {
   GetErr2(err2Y, err2Z, param, mT0.GetSinPhi(), mT0.DzDs(), posZ, mT->GetX(), iRow, clusterState, sideC);
-  mStatErrors.GetOfflineStatisticalErrors(err2Y, err2Z, mT0.GetSinPhi(), mT0.DzDs(), clusterState);
 }
 
 GPUd() void GPUTPCGMPropagator::GetErr2(float& GPUrestrict() err2Y, float& GPUrestrict() err2Z, const GPUParam& GPUrestrict() param, float snp, float tgl, float posZ, float x, int iRow, short clusterState, bool sideC)

GPU/GPUTracking/Merger/GPUTPCGMPropagator.cxx

@@ -16,7 +16,6 @@
 #define GPUTPCGMPROPAGATOR_H
 
 #include "GPUCommonDef.h"
-#include "GPUTPCGMOfflineStatisticalErrors.h"
 #include "GPUTPCGMPhysicalTrackModel.h"
 #include "GPUTPCGMPolynomialField.h"
 #include "GPUCommonMath.h"
@@ -149,7 +148,6 @@ class GPUTPCGMPropagator
     return mT0;
   }
   GPUd() void CalculateMaterialCorrection();
-  GPUd() void SetStatErrorCurCluster(GPUTPCGMMergedTrackHit* c) { mStatErrors.SetCurCluster(c); }
 
  private:
   GPUd() static float ApproximateBetheBloch(float beta2);
@@ -182,8 +180,6 @@ class GPUTPCGMPropagator
   bool mFitInProjections = 1; // fit (Y,SinPhi,QPt) and (Z,DzDs) paramteres separatelly
   bool mPropagateBzOnly = 0;  // Use Bz only in propagation
   bool mToyMCEvents = 0;      // events are simulated with simple home-made simulation
-
-  GPUTPCGMOfflineStatisticalErrors mStatErrors;
 };
 
 GPUdi() void GPUTPCGMPropagator::GetBxByBz(float Alpha, float X, float Y, float Z, float B[3]) const

GPU/GPUTracking/Merger/GPUTPCGMPropagator.h

@@ -152,7 +152,6 @@ GPUd() bool GPUTPCGMTrackParam::Fit(GPUTPCGMMerger* GPUrestrict() merger, int iT
 
       const bool allowModification = refit && (iWay == 0 || (((nWays - iWay) & 1) ? (ihit >= CAMath::Min(maxN / 2, 30)) : (ihit <= CAMath::Max(maxN / 2, maxN - 30))));
       int ihitMergeFirst = ihit;
-      prop.SetStatErrorCurCluster(&clusters[ihit]);
 
       float xx, yy, zz;
       if (merger->Param().par.earlyTpcTransform) {