GPU: Simplify application of gain correction

Author: davidrohr

GPU/GPUTracking/Base/GPUConstantMem.h

@@ -135,13 +135,6 @@ GPUdi() void GPUProcessor::raiseError(unsigned int code, unsigned int param1, un
   GetConstantMem()->errorCodes.raiseError(code, param1, param2, param3);
 }
 
-#if defined(GPUCA_NOCOMPAT_ALLCINT) && (!defined(GPUCA_GPULIBRARY) || !defined(GPUCA_ALIROOT_LIB)) && defined(HAVE_O2HEADERS)
-GPUd() float GPUTPCClusterFinder::getGainCorrection(tpccf::Row row, tpccf::Pad pad) const
-{
-  return GetConstantMem()->calibObjects.tpcPadGain->getGainCorrection(mISlice, row, pad);
-}
-#endif
-
 } // namespace gpu
 } // namespace GPUCA_NAMESPACE
 

GPU/GPUTracking/TPCClusterFinder/GPUTPCCFDecodeZS.cxx

@@ -170,7 +170,7 @@ GPUdii() void GPUTPCCFDecodeZS::decode(GPUTPCClusterFinder& clusterer, GPUShared
                   positions[nDigitsTmp++] = pos;
                   if (inFragment) {
                     float q = float(byte & mask) * decodeBitsFactor;
-                    q *= clusterer.getGainCorrection(row, pad);
+                    q *= clusterer.GetConstantMem()->calibObjects.tpcPadGain->getGainCorrection(slice, row, pad);
                     chargeMap[pos] = PackedCharge(q);
                   }
                   pad++;

GPU/GPUTracking/TPCClusterFinder/GPUTPCClusterFinder.h

@@ -138,7 +138,6 @@ class GPUTPCClusterFinder : public GPUProcessor
   short mZSOffsetId = -1;
   short mOutputId = -1;
 
-  GPUdi() float getGainCorrection(tpccf::Row, tpccf::Pad) const;
   GPUdi() const GPUTPCGeometry* getGeometry() const;
 
 #ifndef GPUCA_GPUCODE