Hi Oliver, >The piece of code you are talking about is the following I guess: > >TGraph *gr = new TGraph (nBINeta, x,y); >TH1F *h1 = new TH1F("h1","h1",nBINeta,1.5,1.9); >h1->SetMaximum(1); >h1->SetMinimum(0); >gr->SetHistogram(h1); >TAxis *axis = gr->GetXaxis(); >axis->SetLimits(1.5,1.9); >gr->Draw("AC*"); > > Yes, you are absolutely right./ / >I think you can remove the lines: > >TAxis *axis = gr->GetXaxis(); >axis->SetLimits(1.5,1.9); > >as you set yourself the histogram. > After removing the above two lines, I am facing the same problem as previous one. > But this doesn't explain why you get >that crash. Are you sure that nBINeta is always valid ? To book the >histogram you can use a fixed value (100 for instance). > In the "efficiency.C" scripts, I am assigning the value of nBINeta myself. I am also plotting other histograms with the help of the nBINeta. >Sorry to not help >more but I cannot execute your macro which requires many files I do not >have. > If you are working in the afs area, then you need two files for running the script "efficiency.C". I need your permission before sending the files. Waiting for your response. Thanks and with regards, manoj >>Hi Oliver, >> I followed your method. It is working. But, when I implementing in >>the script "efficiency.C (line no. 147-170) ", I faced with the >>following error >> >>--------------------------------------------------------------------------------------------------------- >> >>[jha@dulinux2 test]$ root efficiency.C >>Warning in <Format>: string truncated: .:/cms/external/lcg/external/r... >> ******************************************* >> * * >> * W E L C O M E to R O O T * >> * * >> * Version 3.10/01 8 October 2003 * >> * * >> * You are welcome to visit our Web site * >> * http://root.cern.ch * >> * * >> ******************************************* >> >>FreeType Engine v2.1.3 used to render TrueType fonts. >>Compiled for linux with thread support. >> >>CINT/ROOT C/C++ Interpreter version 5.15.105, Sep 28 2003 >>Type ? for help. Commands must be C++ statements. >>Enclose multiple statements between { }. >>root [0] >>Processing efficiency.C... >>RTTI works locally ... >>Running on a Pentium >> >>One clock tick corresponds to 3.846e-10 seconds >>COBRA/GenUtil initializing >>adding file /cms/Releases/COBRA/COBRA_7_5_0/src/Data/.cobrarc 1 >>adding file /cms/Releases/COBRA/COBRA_7_5_0/src/Data/.orcarc 0 >>adding file /cms/Releases/ORCA/ORCA_7_6_1/src/Data/.cobrarc 0 >>adding file /cms/Releases/ORCA/ORCA_7_6_1/src/Data/.orcarc 1 >>adding file /home/jha/program/orca/ORCA_7_6_1/src/Data/.cobrarc 0 >>adding file /home/jha/program/orca/ORCA_7_6_1/src/Data/.orcarc 0 >>adding file ./.cobrarc 0 >>adding file ./.orcarc 0 >>eta = 1.6 Bin_efficiency 1 >>eta = 1.7 Bin_efficiency 0.915094 >><TCanvas::MakeDefCanvas>: created default TCanvas with name c1 >>======= END ====== >>root [1] >> *** Break *** segmentation violation >> Generating stack trace... >> 0x40a4ca68 in TGraph::Paint(char const*) + 0x8c from >>/cms/external/lcg/external/root/3.10.01/rh73_gcc32/lib/libGraf.so >> 0x410d0ed0 in TPad::PaintModified() + 0x400 from >>/cms/external/lcg/external/root/3.10.01/rh73_gcc32/lib/libGpad.so >> 0x410b5e04 in TCanvas::Update() + 0x78 from >>/cms/external/lcg/external/root/3.10.01/rh73_gcc32/lib/libGpad.so >> 0x413c4077 in TRootCanvas::HandleContainerConfigure(Event_t*) + 0x4f >>from /cms/external/lcg/external/root/3.10.01/rh73_gcc32/lib/libGui.so >> 0x413c47e1 in TRootContainer::HandleConfigureNotify(Event_t*) + 0x3b >>from /cms/external/lcg/external/root/3.10.01/rh73_gcc32/lib/libGui.so >> 0x4136209c in TGFrame::HandleEvent(Event_t*) + 0x82 from >>/cms/external/lcg/external/root/3.10.01/rh73_gcc32/lib/libGui.so >> 0x41345f7b in TGClient::HandleEvent(Event_t*) + 0xd7 from >>/cms/external/lcg/external/root/3.10.01/rh73_gcc32/lib/libGui.so >> 0x41345c74 in TGClient::ProcessOneEvent() + 0x6e from >>/cms/external/lcg/external/root/3.10.01/rh73_gcc32/lib/libGui.so >> 0x41345cfe in TGClient::HandleInput() + 0x28 from >>/cms/external/lcg/external/root/3.10.01/rh73_gcc32/lib/libGui.so >> 0x4134487a in TGInputHandler::Notify() + 0x22 from >>/cms/external/lcg/external/root/3.10.01/rh73_gcc32/lib/libGui.so >> 0x401c643e in TUnixSystem::DispatchOneEvent(bool) + 0x3a from >>/cms/external/lcg/external/root/3.10.01/rh73_gcc32/lib/libCore.so >> 0x401313b3 in TSystem::InnerLoop() + 0x25 from >>/cms/external/lcg/external/root/3.10.01/rh73_gcc32/lib/libCore.so >> 0x40131341 in TSystem::Run() + 0x7b from >>/cms/external/lcg/external/root/3.10.01/rh73_gcc32/lib/libCore.so >> 0x400e19f6 in TApplication::Run(bool) + 0x30 from >>/cms/external/lcg/external/root/3.10.01/rh73_gcc32/lib/libCore.so >> 0x40e12bdb in TRint::Run(bool) + 0x311 from >>/cms/external/lcg/external/root/3.10.01/rh73_gcc32/lib/libRint.so >> 0x08048890 in main + 0x90 from >>/cms/external/lcg/external/root/3.10.01/rh73_gcc32/bin/root.exe >> 0x40f225d9 in __libc_start_main + 0x95 from /lib/libc.so.6 >> 0x08048711 in _Unwind_Resume + 0x35 from >>/cms/external/lcg/external/root/3.10.01/rh73_gcc32/bin/root.exe >>Root > >>------------------------------------------------------------------------------------------------------------------------------------------------- >> >>Could you please enlighten me in this case ? Waiting for your response. >> >>Thanks and with regards, >>manoj >> >> >>Olivier Couet wrote: >> >> >> >>>Hello Manoj, >>> >>>Ah yes, it seems my way is better on the y axis :-) try: >>> >>>{ >>> Int_t n=20; >>> Double_t x[n],y[n]; >>> for (Int_t i=0; i<n; i++) { >>> x[i]=i*0.1; >>> y[i]=10*sin(x[i]+0.2); >>> } >>> TGraph *gr1 = new TGraph (n,x,y); >>> TH1F *h1 = new TH1F("","",100,0,5); >>> h1->SetMaximum(9); >>> h1->SetMinimum(2); >>> gr1->SetHistogram(h1); >>> TAxis *xaxis = gr1->GetXaxis(); >>> xaxis->SetLimits(0,5); >>> gr1->Draw("AC*"); >>>} >>> >>>Cheers, Olivier >>> >>> >>> >>>On Tue, 23 Mar 2004, Manoj Jha wrote: >>> >>> >>> >>> >>> >>>>Hi Oliver, >>>> Thanks again. Rene answer worked. But, it is not working in the >>>>script "efficiency.C" ( line no. 147-166). I have set the range of Y >>>>axis from (0,1) in the script. In the plot, the range is from (0.90,1.0). >>>> >>>>Thanks and with regards, >>>>manoj >>>> >>>> >>>>Olivier Couet wrote: >>>> >>>> >>>> >>>> >>>> >>>>>Hi Manoj, >>>>> >>>>>I answered you request before Rene's answer arrived. His answer is >>>>>simpler. The SetMaximum define the maximum of the histogram used by >>>>>TGraph >>>>> >>>>>Cheers, Olivier >>>>> >>>>> >>>>>On Tue, 23 Mar 2004, Manoj Jha wrote: >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>>>Hi Olivier, >>>>>> Thanks for mail. Could you please tell me the meaning of the >>>>>>following statment >>>>>> >>>>>>h1->SetMaximum(12); >>>>>> >>>>>> >>>>>> >>>>>>waiting for your response. >>>>>> >>>>>>Best wishes, >>>>>>manoj >>>>>> >>>>>> >>>>>> >>>>>> >>>>>>Olivier Couet wrote: >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> >>>>>>>Hi Manoj, >>>>>>> >>>>>>>One possible way is; >>>>>>> >>>>>>>{ >>>>>>>Int_t n=20; >>>>>>>Double_t x[n],y[n]; >>>>>>>for (Int_t i=0; i<n; i++) { >>>>>>> x[i]=i*0.1; >>>>>>> y[i]=10*sin(x[i]+0.2); >>>>>>>} >>>>>>>TGraph *gr1 = new TGraph (n,x,y); >>>>>>>TH1F *h1 = new TH1F("","",100,0,5); >>>>>>>h1->SetMaximum(12); >>>>>>>gr1->SetHistogram(h1); >>>>>>>gr1->Draw("AC*"); >>>>>>>} >>>>>>> >>>>>>>Cheers, Olivier >>>>>>> >>>>>>>On Tue, 23 Mar 2004, Manoj Jha wrote: >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>>>Dear rooters, >>>>>>>> I am facing problem in setting range of the axis of the graph. For >>>>>>>>this purpose, I had written a root scripts and attaching it (51.C). In >>>>>>>>the scripts, I am trying to set the range of the X axis from (0,5). >>>>>>>>But, it is taking the default one (0,2). I am also attaching the output >>>>>>>>(graph.ps) that i am getting from the root script (51.C). Please let me >>>>>>>>know the possible solution for it. >>>>>>>> >>>>>>>>With best wishes , >>>>>>>>manoj >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> >>>>> >>>>> >>>>> >>>>> >>>> >>>> >>>> >>>> >>> >>> >>> >>> >> >> > > >
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