Geant4 Cross Reference

Cross-Referencing   Geant4
Geant4/visualization/Qt3D/src/G4Qt3D.cc

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  1 //
  2 // ********************************************************************
  3 // * License and Disclaimer                                           *
  4 // *                                                                  *
  5 // * The  Geant4 software  is  copyright of the Copyright Holders  of *
  6 // * the Geant4 Collaboration.  It is provided  under  the terms  and *
  7 // * conditions of the Geant4 Software License,  included in the file *
  8 // * LICENSE and available at  http://cern.ch/geant4/license .  These *
  9 // * include a list of copyright holders.                             *
 10 // *                                                                  *
 11 // * Neither the authors of this software system, nor their employing *
 12 // * institutes,nor the agencies providing financial support for this *
 13 // * work  make  any representation or  warranty, express or implied, *
 14 // * regarding  this  software system or assume any liability for its *
 15 // * use.  Please see the license in the file  LICENSE  and URL above *
 16 // * for the full disclaimer and the limitation of liability.         *
 17 // *                                                                  *
 18 // * This  code  implementation is the result of  the  scientific and *
 19 // * technical work of the GEANT4 collaboration.                      *
 20 // * By using,  copying,  modifying or  distributing the software (or *
 21 // * any work based  on the software)  you  agree  to acknowledge its *
 22 // * use  in  resulting  scientific  publications,  and indicate your *
 23 // * acceptance of all terms of the Geant4 Software license.          *
 24 // ********************************************************************
 25 //
 26 // John Allison  17th June 2019
 27 
 28 #include "G4Qt3D.hh"
 29 #include "G4Qt3DSceneHandler.hh"
 30 #include "G4Qt3DViewer.hh"
 31 
 32 #include "G4UIQt.hh"
 33 #include "G4UImanager.hh"
 34 #include "G4UIbatch.hh"
 35 
 36 #define G4warn G4cout
 37 
 38 G4Qt3D::G4Qt3D():
 39 G4VGraphicsSystem
 40 ("Qt3D",
 41  "Qt3D",
 42  "Qt3D graphics driver",
 43  G4VGraphicsSystem::threeDInteractive) {}
 44 
 45 G4Qt3D::~G4Qt3D() {}
 46 
 47 G4VSceneHandler* G4Qt3D::CreateSceneHandler(const G4String& name) {
 48   G4VSceneHandler* pScene = new G4Qt3DSceneHandler(*this, name);
 49   return pScene;
 50 }
 51 
 52 G4VViewer* G4Qt3D::CreateViewer(G4VSceneHandler& scene,
 53                                const G4String& name) {
 54   G4VViewer* pView =
 55   new G4Qt3DViewer((G4Qt3DSceneHandler&) scene, name);
 56   if (pView) {
 57     if (pView->GetViewId() < 0) {
 58       G4warn <<
 59       "G4Qt3D::CreateViewer: ERROR flagged by negative"
 60       " view id in G4Qt3DViewer creation."
 61       "\n Destroying view and returning null pointer."
 62       << G4endl;
 63       delete pView;
 64       pView = 0;
 65     }
 66   }
 67   if (!pView) {
 68     G4warn <<
 69     "G4Qt3D::CreateViewer: ERROR: null pointer on new G4Qt3DViewer."
 70     << G4endl;
 71   }
 72   return pView;
 73 }
 74 
 75 G4bool G4Qt3D::IsUISessionCompatible () const
 76 {
 77   // Qt windows require a Qt session.
 78   G4UIsession* baseSession = G4UImanager::GetUIpointer()->GetBaseSession();
 79   if (dynamic_cast<G4UIQt*>(baseSession) != nullptr) return true;
 80   return false;
 81 }
 82