Hi Jeroen, Your macro runs OK with 3.10/02 or 4.00/02. Rene Brun Jeroen Hegeman wrote: > > Hi ROOTers, > > Something strange happens when I try to read a TTree from file using the > code that MakeClass generated for me. > > I'm using ROOT version 3.05/07, a sample of the TTree is attached > (testdata.root), also attached are the MakeClass code (testClass.*) and a > macro showing the correct values (testMacro.C). > > Here come the TTree::Print() output (NOTICE: the first leaf is a Short_t, > the second a Double_t, then comes a Float_t!), the output of > testGlobal::Loop() and the output of the testMacro which just uses > TTree::Scan(). > > Clearly, the values given by Scan() are OK, but somehow the values reached > by addressing from the Loop() method are screwed up. > > My guess was that this may be something to do with the different data > types in the same branch? The closest thing I could find on ROOTtalk was > http://root.cern.ch/root/roottalk/roottalk03/1061.html > but I'm hoping I won't have to go and call SetLeafAddress for all the > leaves in the TTree. > > Help would be appreciated. > > Cheers, > Jeroen Hegeman > > TTREE::PRINT() OUTPUT > ****************************************************************************** > *Tree :Global : Global > * > *Entries : 10 : Total = 21741 bytes File Size = 5891 * > * : : Tree compression factor = 1.00 > * > ****************************************************************************** > *Br 0 :JCCA : jc7_size/I:jc7_Ecor[jc7_size]/D:jc7_CCMGF[jc7_size]/F: * > * | jc7_CHF[jc7_size]/F:jc7_E[jc7_size]/F:jc7_ECMGF[jc7_size]/F: * > * | jc7_EM1F[jc7_size]/F:jc7_EM2F[jc7_size]/F:jc7_EM3F[jc7_size]/F: * > * | jc7_EM4F[jc7_size]/F:jc7_EMF[jc7_size]/F:jc7_Eta[jc7_size]/F: * > * | jc7_EtaD[jc7_size]/F:jc7_EtaW[jc7_size]/F:jc7_FH1F[jc7_size]/F: * > * | jc7_FH2F[jc7_size]/F:jc7_FH3F[jc7_size]/F:jc7_HotF[jc7_size]/F: * > * | jc7_ICDF[jc7_size]/F:jc7_ICDMGF[jc7_size]/F:jc7_JES[jc7_size]/F: * > * | jc7_L1ET[jc7_size]/F:jc7_PT[jc7_size]/F:jc7_Phi[jc7_size]/F: * > * | jc7_PhiD[jc7_size]/F:jc7_PhiW[jc7_size]/F:jc7_Px[jc7_size]/F: * > * | jc7_Py[jc7_size]/F:jc7_Pz[jc7_size]/F:jc7_Wdth[jc7_size]/F: * > * | jc7_f90[jc7_size]/F:jc7_stat[jc7_size]/F:jc7_syst[jc7_size]/F: * > * | jc7_NTwr[jc7_size]/S:jc7_SMW[jc7_size]/S:jc7_n90[jc7_size]/S * > *Entries : 10 : Total Size= 21329 bytes One basket in memory * > *Baskets : 0 : Basket Size= 32000 bytes Compression= 1.00 * > *............................................................................* > > TESTGLOBAL::LOOP() OUTPUT > Event index #: 0 > jc7_E[0] = 66.9891 > jc7_E[1] = 3.25665 > Event index #: 1 > jc7_E[0] = 64.0778 > jc7_E[1] = 55.5725 > jc7_E[2] = 1.02844e-33!!! > Event index #: 2 > jc7_E[0] = 64.0778 > Event index #: 3 > jc7_E[0] = 51.004 > jc7_E[1] = 55.5725 > Event index #: 4 > jc7_E[0] = 64.9475 > jc7_E[1] = 165.079 > jc7_E[2] = 14.0442 > jc7_E[3] = 4.62428e-44!!! > Event index #: 5 > jc7_E[0] = 100.681 > jc7_E[1] = 31.4758 > jc7_E[2] = 17.9535 > jc7_E[3] = 4.62428e-44!!! > Event index #: 6 > jc7_E[0] = 14.6576 > jc7_E[1] = 70.1111 > jc7_E[2] = 17.9535 > Event index #: 7 > jc7_E[0] = 201.855 > jc7_E[1] = 19.519 > jc7_E[2] = 17.9535 > Event index #: 8 > jc7_E[0] = 113.626 > jc7_E[1] = 24.7742 > jc7_E[2] = 85.1166 > jc7_E[3] = 22.7234 > jc7_E[4] = 12.2498 > jc7_E[5] = 12.0156 > Event index #: 9 > jc7_E[0] = 278.412 > jc7_E[1] = 237.405 > jc7_E[2] = 195.282 > jc7_E[3] = 125.134 > jc7_E[4] = 115.265 > jc7_E[5] = 132.651 > jc7_E[6] = 61.1572 > jc7_E[7] = 5.48734e+07 > > TESTMACRO OUTPUT > ************************************************************ > * Row * jc7_size * jc7_E[0] * jc7_E[1] * jc7_E[2] * > ************************************************************ > * 0 * 2 * 86.975097 * 66.989135 * * > * 1 * 3 * 76.373291 * 64.077758 * 55.572509 * > * 2 * 1 * 22.824096 * * * > * 3 * 2 * 57.888793 * 51.004028 * * > * 4 * 4 * 160.69335 * 64.947509 * 165.07873 * > * 5 * 4 * 168.46618 * 100.68054 * 31.475830 * > * 6 * 3 * 177.31018 * 14.657592 * 70.111084 * > * 7 * 3 * 113.71765 * 201.85546 * 19.519043 * > * 8 * 6 * 76.895141 * 113.62609 * 24.774169 * > * 9 * 8 * 381.93969 * 278.41186 * 237.40539 * > ************************************************************ > > -------------------------------------------------------------------------------- > Name: testGlobal.C > testGlobal.C Type: Plain Text (TEXT/PLAIN) > Encoding: BASE64 > > Name: testGlobal.h > testGlobal.h Type: Plain Text (TEXT/PLAIN) > Encoding: BASE64 > > Name: testdata.root > testdata.root Type: unspecified type (APPLICATION/octet-stream) > Encoding: BASE64 > > Name: testMacro.C > testMacro.C Type: Plain Text (TEXT/PLAIN) > Encoding: BASE64
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