simple/macros/DisplayOn.C

0001 #ifndef MACRO_DISPLAYON_C
0002 #define MACRO_DISPLAYON_C
0003
0004 #include <g4main/PHG4Reco.h>
0005
0006 #include <fun4all/Fun4AllServer.h>
0007
0008 // This starts the QT based G4 gui which takes control
0009 // when x'ed out it will return a pointer to PHG4Reco so
0010 // the gui can be startrd again
0011 PHG4Reco *QTGui()
0012 {
0013   Fun4AllServer *se = Fun4AllServer::instance();
0014   PHG4Reco *g4 = (PHG4Reco *) se->getSubsysReco("PHG4RECO");
0015   g4->InitRun(se->topNode());
0016   g4->ApplyDisplayAction();
0017   g4->StartGui();
0018   return g4;
0019 }
0020
0021 // stupid macro to turn on the geant4 display
0022 // we ask Fun4All for a pointer to PHG4Reco
0023 // using the ApplyCommand will start up the
0024 // G4 cmd interpreter and graphics system
0025 // the vis.mac contains the necessary commands to
0026 // start up the visualization, the next event will
0027 // be displayed. Do not execute this macro
0028 // before PHG4Reco was registered with Fun4All
0029 PHG4Reco *DisplayOn(const char *mac = "vis.mac")
0030 {
0031   char cmd[100];
0032   Fun4AllServer *se = Fun4AllServer::instance();
0033   PHG4Reco *g4 = (PHG4Reco *) se->getSubsysReco("PHG4RECO");
0034   g4->InitRun(se->topNode());
0035   g4->ApplyDisplayAction();
0036   sprintf(cmd, "/control/execute %s", mac);
0037   g4->ApplyCommand(cmd);
0038   return g4;
0039 }
0040 // print out the commands I always forget
0041 void displaycmd()
0042 {
0043   cout << "draw axis: " << endl;
0044   cout << " g4->ApplyCommand(\"/vis/scene/add/axes 0 0 0 50 cm\")" << endl;
0045   cout << "zoom" << endl;
0046   cout << " g4->ApplyCommand(\"/vis/viewer/zoom 1\")" << endl;
0047   cout << "viewpoint:" << endl;
0048   cout << " g4->ApplyCommand(\"/vis/viewer/set/viewpointThetaPhi 0 0\")" << endl;
0049   cout << "panTo:" << endl;
0050   cout << " g4->ApplyCommand(\"/vis/viewer/panTo 0 0 cm\")" << endl;
0051   cout << "print to eps:" << endl;
0052   cout << " g4->ApplyCommand(\"/vis/ogl/printEPS\")" << endl;
0053   cout << "set background color:" << endl;
0054   cout << " g4->ApplyCommand(\"/vis/viewer/set/background white\")" << endl;
0055 }
0056
0057 #endif