G4OpenInventor.cc

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// ********************************************************************
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//
#ifdef G4VIS_BUILD_OI_DRIVER

// this :
#include "G4OpenInventor.hh"

#include "HEPVis/nodes/SoBox.h"
#include "HEPVis/nodes/SoTubs.h"
#include "HEPVis/nodes/SoCons.h"
#include "HEPVis/nodes/SoTrd.h"
#include "HEPVis/nodes/SoTrap.h"
#include "HEPVis/nodes/SoMarkerSet.h"
#include "HEPVis/nodes/SoImageWriter.h"
#include "HEPVis/nodekits/SoDetectorTreeKit.h"
#include "HEPVis/actions/SoGL2PSAction.h"
#include "HEPVis/actions/SoCounterAction.h"
#include "HEPVis/actions/SoAlternateRepAction.h"

#include "Geant4_SoPolyhedron.h"

#include "G4OpenInventorSceneHandler.hh"

#include "G4UImanager.hh"
#include "G4UIbatch.hh"

G4OpenInventor::G4OpenInventor (
 const G4String name
,const G4String nickname
,G4VGraphicsSystem::Functionality f
)
:G4VGraphicsSystem(name,nickname,f)
,interactorManager(0)
{
}

G4OpenInventor::~G4OpenInventor () {}

void G4OpenInventor::SetInteractorManager (G4VInteractorManager* im) {
  interactorManager = im;
}
G4VInteractorManager* G4OpenInventor::GetInteractorManager () {
  return interactorManager;
}
G4VSceneHandler* G4OpenInventor::CreateSceneHandler (const G4String& name) {
  Initialize();
  G4VSceneHandler* p = new G4OpenInventorSceneHandler (*this, name);
  return    p;
}

void G4OpenInventor::InitNodes()
{
  SoBox::initClass();
  SoTubs::initClass();
  SoCons::initClass();
  SoTrd::initClass();
  SoTrap::initClass();
  SoDetectorTreeKit::initClass();
  HEPVis_SoMarkerSet::initClass();
  SoImageWriter::initClass();
  Geant4_SoPolyhedron::initClass();

  SoGL2PSAction::initClass();
  SoCounterAction::initClass();
  SoAlternateRepAction::initClass();
}

G4bool G4OpenInventor::IsUISessionCompatible () const
{
  G4bool isCompatible = false;
  G4UImanager* ui = G4UImanager::GetUIpointer();
  G4UIsession* session = ui->GetSession();

  // If session is a batch session, it may be:
  // a) this is a batch job (the user has not instantiated any UI session);
  // b) we are currently processing a UI command, in which case the UI
  //    manager creates a temporary batch session and to find out if there is
  //    a genuine UI session that the user has instantiated we must drill
  //    down through previous sessions to a possible non-batch session.
  while (G4UIbatch* batch = dynamic_cast<G4UIbatch*>(session)) {
    session = batch->GetPreviousSession();
  }

  // OI windows are not appropriate in a batch session.
  if (session) {
    // If non-zero, this is the originating non-batch session
    // The user has instantiated a UI session...
    isCompatible = true;
  }

  return isCompatible;
}

#endif