ShipGeo Namespace Reference

Functions
Int_t	InitMedium (const char *name)

Function Documentation

InitMedium()

Int_t ShipGeo::InitMedium ( const char *  name )

inline

Initialise a tracking medium from the FairRoot media file. Returns the medium index, or creates it via FairGeoBuilder if it does not yet exist in gGeoManager.

Definition at line 20 of file ShipGeoUtil.h.

                                          {
  static FairGeoLoader* geoLoad = FairGeoLoader::Instance();
  static FairGeoInterface* geoFace = geoLoad->getGeoInterface();
  static FairGeoMedia* media = geoFace->getMedia();
  static FairGeoBuilder* geoBuild = geoLoad->getGeoBuilder();
 
  FairGeoMedium* ShipMedium = media->getMedium(name);
 
  if (!ShipMedium) {
    Fatal("ShipGeo::InitMedium", "Material %s not defined in media file.",
          name);
    return -1111;
  }
  TGeoMedium* medium = gGeoManager->GetMedium(name);
  if (medium != nullptr) return ShipMedium->getMediumIndex();
 
  return geoBuild->createMedium(ShipMedium);
}