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{
// You should run "cmsRun testCaloGeometryTools.cfg" first
TH2F* frame = new TH2F("h2","h2",100,-200,200,100,-200,200);
frame->Draw();
TFile * = new TFile("Grid.root");
TIter nextkey( gDirectory->GetListOfKeys() );
TKey *key, *oldkey=0;;
unsigned cont=0;
while ( (key = (TKey*)nextkey()))
{
//keep only the highest cycle number for each key
if (oldkey && !strcmp(oldkey->GetName(),key->GetName()) || !TString(key->GetName()).BeginsWith("iBCEP")) continue;
TObject *obj = key->ReadObj();
if ( obj->IsA()==TMarker().Class() )
{
// cout << key->GetName() << endl;
// (TText*)obj->Print() ;
TMarker * myMarker=(TMarker*)obj->Clone();
myMarker->Draw();
++cont;
}
oldkey=key;
}
}
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