GPU TPC: Fix typo in name, and clean up setting of inputGPU struct

Author: davidrohr

DataFormats/Detectors/TPC/include/DataFormatsTPC/CompressedClusters.h

@@ -29,7 +29,7 @@ struct CompressedClustersCounters {
   unsigned int nUnattachedClusters = 0;
   unsigned int nAttachedClustersReduced = 0;
   unsigned int nSliceRows = 36 * 152;
-  unsigned char nComppressionModes = 0;
+  unsigned char nComppressionModes = 0; // Don't fix this name due to ROOT dictionaries!
   float solenoidBz = -1e6f;
   int maxTimeBin = -1e6;
 

GPU/GPUTracking/DataCompression/GPUTPCDecompression.cxx

@@ -43,7 +43,7 @@ void GPUTPCDecompression::SetPointersCompressedClusters(void*& mem, T& c, uint32
 
   uint32_t nClAreduced = reducedClA ? nClA - nTr : nClA;
 
-  if (!(mRec->GetParam().rec.tpc.compressionTypeMask & GPUSettings::CompressionTrackModel)) {
+  if (!(c.nComppressionModes & GPUSettings::CompressionTrackModel)) {
     return; // Track model disabled, do not allocate memory
   }
   computePointerWithAlignment(mem, c.qTotA, nClA);

GPU/GPUTracking/Global/GPUChainTrackingCompression.cxx

@@ -254,40 +254,10 @@ int32_t GPUChainTracking::RunTPCDecompression()
 
     int32_t inputStream = 0;
     int32_t unattachedStream = mRec->NStreams() - 1;
-    inputGPU.nAttachedClusters = cmprClsHost.nAttachedClusters;
-    inputGPU.nUnattachedClusters = cmprClsHost.nUnattachedClusters;
-    inputGPU.nTracks = cmprClsHost.nTracks;
-    inputGPU.nAttachedClustersReduced = inputGPU.nAttachedClusters - inputGPU.nTracks;
-    inputGPU.nSliceRows = NSLICES * GPUCA_ROW_COUNT;
-    inputGPU.nComppressionModes = param().rec.tpc.compressionTypeMask;
-    inputGPU.solenoidBz = param().bzkG;
-    inputGPU.maxTimeBin = param().continuousMaxTimeBin;
+    inputGPU = cmprClsHost;
     SetupGPUProcessor(&Decompressor, true);
     WriteToConstantMemory(myStep, (char*)&processors()->tpcDecompressor - (char*)processors(), &DecompressorShadow, sizeof(DecompressorShadow), inputStream);
-
-    inputGPU.nTrackClusters = cmprClsHost.nTrackClusters;
-    inputGPU.qTotU = cmprClsHost.qTotU;
-    inputGPU.qMaxU = cmprClsHost.qMaxU;
-    inputGPU.flagsU = cmprClsHost.flagsU;
-    inputGPU.padDiffU = cmprClsHost.padDiffU;
-    inputGPU.timeDiffU = cmprClsHost.timeDiffU;
-    inputGPU.sigmaPadU = cmprClsHost.sigmaPadU;
-    inputGPU.sigmaTimeU = cmprClsHost.sigmaTimeU;
-    inputGPU.nSliceRowClusters = cmprClsHost.nSliceRowClusters;
-    inputGPU.qTotA = cmprClsHost.qTotA;
-    inputGPU.qMaxA = cmprClsHost.qMaxA;
-    inputGPU.flagsA = cmprClsHost.flagsA;
-    inputGPU.rowDiffA = cmprClsHost.rowDiffA;
-    inputGPU.sliceLegDiffA = cmprClsHost.sliceLegDiffA;
-    inputGPU.padResA = cmprClsHost.padResA;
-    inputGPU.timeResA = cmprClsHost.timeResA;
-    inputGPU.sigmaPadA = cmprClsHost.sigmaPadA;
-    inputGPU.sigmaTimeA = cmprClsHost.sigmaTimeA;
-    inputGPU.qPtA = cmprClsHost.qPtA;
-    inputGPU.rowA = cmprClsHost.rowA;
-    inputGPU.sliceA = cmprClsHost.sliceA;
-    inputGPU.timeA = cmprClsHost.timeA;
-    inputGPU.padA = cmprClsHost.padA;
+    inputGPU = cmprClsHost;
 
     bool toGPU = true;
     runKernel<GPUMemClean16>({GetGridAutoStep(inputStream, RecoStep::TPCDecompression), krnlRunRangeNone, &mEvents->init}, DecompressorShadow.mNativeClustersIndex, NSLICES * GPUCA_ROW_COUNT * sizeof(DecompressorShadow.mNativeClustersIndex[0]));