G4OpenGLImmediateWin32.cc

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// OpenGLImmediateWin32 graphics system factory.

#ifdef G4VIS_BUILD_OPENGLWIN32_DRIVER

#include "G4VisFeaturesOfOpenGL.hh"
#include "G4VSceneHandler.hh"
#include "G4OpenGLSceneHandler.hh"
#include "G4OpenGLViewer.hh"
#include "G4OpenGLImmediateWin32.hh"
#include "G4OpenGLImmediateWin32Viewer.hh"
#include "G4OpenGLViewerMessenger.hh"
#include "G4OpenGLImmediateSceneHandler.hh"

G4OpenGLImmediateWin32::G4OpenGLImmediateWin32 ():
  G4VGraphicsSystem ("OpenGLImmediateWin32",
         "OGLIWin32",
         G4VisFeaturesOfOpenGLIWin32 (),
         G4VGraphicsSystem::threeD)
{
  G4OpenGLViewerMessenger::GetInstance();
}

G4VSceneHandler* G4OpenGLImmediateWin32::CreateSceneHandler
(const G4String& name) {
  G4VSceneHandler* pScene = new G4OpenGLImmediateSceneHandler (*this, name);
  return    pScene;
}

G4VViewer* G4OpenGLImmediateWin32::CreateViewer
(G4VSceneHandler& scene, const G4String& name) {
  G4VViewer* pView =
    new G4OpenGLImmediateWin32Viewer
    ((G4OpenGLImmediateSceneHandler&) scene, name);
  if (pView) {
    if (pView -> GetViewId () < 0) {
      G4cerr << "G4OpenGLImmediateWin32::CreateViewer: error flagged by negative"
  " view id in G4OpenGLImmediateWin32Viewer creation."
  "\n Destroying view and returning null pointer."
     << G4endl;
      delete pView;
      pView = 0;
    }
  }
  else {
    G4cerr << "G4OpenGLImmediateWin32::CreateViewer: null pointer on"
      " new G4OpenGLImmediateWin32Viewer." << G4endl;
  }
  return pView;
}

#endif