Geant4 Cross Reference

Cross-Referencing   Geant4
Geant4/visualization/Vtk/src/G4VtkOffscreen.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 //
 27 //
 28 //
 29 // John Allison  5th April 2001
 30 // A template for a simplest possible graphics driver.
 31 //?? Lines or sections marked like this require specialisation for your driver.
 32 
 33 #include "G4VtkOffscreen.hh"
 34 
 35 #include "G4VtkMessenger.hh"
 36 #include "G4VtkSceneHandler.hh"
 37 #include "G4VtkOffscreenViewer.hh"
 38 
 39 G4VtkOffscreen::G4VtkOffscreen()
 40   : G4VGraphicsSystem("VtkOffscreen", "VTK_OFFSCREEN", "Vtk with offscreen rendering",
 41                       G4VGraphicsSystem::noFunctionality)
 42 {
 43   G4VtkMessenger::GetInstance();
 44 }
 45 
 46 G4VSceneHandler* G4VtkOffscreen::CreateSceneHandler(const G4String& name)
 47 {
 48   return new G4VtkSceneHandler(*this, name);
 49 }
 50 
 51 G4VViewer* G4VtkOffscreen::CreateViewer(G4VSceneHandler& scene, const G4String& name)
 52 {
 53   G4VViewer* pView = new G4VtkOffscreenViewer((G4VtkSceneHandler&)scene, name);
 54   if (pView->GetViewId() < 0) {
 55     G4cerr << "G4Vtk::CreateViewer: ERROR flagged by negative"
 56               " view id in G4VtkViewer creation."
 57               "\n Destroying view and returning null pointer."
 58            << G4endl;
 59     delete pView;
 60     pView = nullptr;
 61   }
 62   return pView;
 63 }
 64