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G4XXX.cc
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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 "G4XXX.hh"
34 #include "G4XXXSceneHandler.hh"
35 #include "G4XXXViewer.hh"
36 
38  G4VGraphicsSystem("G4XXX",
39  "XXX",
40  "Simplest possible graphics driver",
41  G4VGraphicsSystem::noFunctionality //?? Your functionality
42  )
43 {}
44 
46 
48  G4VSceneHandler* pScene = new G4XXXSceneHandler(*this, name);
49  return pScene;
50 }
51 
53  const G4String& name) {
54  G4VViewer* pView =
55  new G4XXXViewer((G4XXXSceneHandler&) scene, name);
56  if (pView) {
57  if (pView->GetViewId() < 0) {
58  G4cerr <<
59  "G4XXX::CreateViewer: ERROR flagged by negative"
60  " view id in G4XXXViewer creation."
61  "\n Destroying view and returning null pointer."
62  << G4endl;
63  delete pView;
64  pView = 0;
65  }
66  }
67  else {
68  G4cerr <<
69  "G4XXX::CreateViewer: ERROR: null pointer on new G4XXXViewer."
70  << G4endl;
71  }
72  return pView;
73 }