Hi Harufumi,
You can run in batch mode:
root -b
root > .x mymacro.C
or switch off/on teh batch mode in your session
root > gROOT->SetBatch(kTRUE);
root > .x mymacro.C
Rene Brun
Harufumi Tsuchiya wrote:
>
> Hi ROOTers,
>
> I would like to create many postscript files without
> showing canvas on display.
> What method or option shuld I use to do this ?
>
> Now, I did following precedure in my program.
> In this case, postscript files were created. But,
> canvas also appeared on display.
>
> I use ROOT v 3.02/07 on IRIX65 with g++ 2.95.2.
>
> Thank you for your help.
>
> TCanvas *c1;
> Int_t nDiv = 996;
> Int_t istep = 12;
> Int_t pad_num = 0;
> Int_t sch, ech;
>
> for ( Int_t i = 0; i < nDiv; i = i + istep) {
> sch = i; ech = i + istep;
> pad_num = 0;
> c1 = new TCanvas("c1", "", 100, 100, 600, 800);
> c1->Divide(3, 4);
> for ( Int_t j = sch; j < ech; j++ ) {
> c1->cd(pad_num+1);
> h1[j]->SetXTitle("number of particles");
> h1[j]->SetLineColor(2);
> h1[j]->Draw("");
> gPad->Modified();
> gPad->Update();
> pad_num++;
> }
> c1->Update();
> sprintf(psfile, "ps/ch%d-ch%d_NumOfParDist.ps", sch, ech);
> c1->Print(psfile);
> cout << " Create ps file : " << psfile << endl;
> c1->Clear();
> }
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