message: Bug fix in hitogram ranges
diff: @@ -1119,7 +1119,8 @@ TPad * AliTreePlayer::DrawHistograms(TPad * pad, TObjArray * hisArray, TString
  }
  Int_t ndim=his->GetNdimensions();
  TString rangeDescription(hisDescription->At(1)->GetName());
  - Int_t ndimRange= (rangeDescription.CountChar(','))/2;
  + Int_t ndimRange= (rangeDescription.CountChar(','));
  + if (ndimRange>0) ndimRange=ndimRange/2+1;
  if (ndimRange>0){
  TObjArray *rangeArray=rangeDescription.Tokenize(",");
  for (Int_t iDim=0; iDim<ndimRange; iDim++){
  @@ -1188,7 +1189,10 @@ TPad * AliTreePlayer::DrawHistograms(TPad * pad, TObjArray * hisArray, TString
  hProj->SetMarkerStyle(21+ihis);
  if (keepArray) keepArray->AddLast(hProj);
  //
  - if (hisMax<hisMin) hisMin=hProj->GetMinimum(); hisMax=hProj->GetMaximum();
  + if (hisMax<hisMin) {
  + hisMin=hProj->GetMinimum();
  + hisMax=hProj->GetMaximum();
  + }
  if (hisMax<hProj->GetMaximum()) hisMax=hProj->GetMaximum();
  if (hisMin>hProj->GetMinimum()) hisMin=hProj->GetMinimum();
  if (ihis==0) {
  