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geant4/source/visualization/OpenGL/include/G4OpenGLXViewer.hh
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//
// ********************************************************************
// * License and Disclaimer *
// * *
// * The Geant4 software is copyright of the Copyright Holders of *
// * the Geant4 Collaboration. It is provided under the terms and *
// * conditions of the Geant4 Software License, included in the file *
// * LICENSE and available at http://cern.ch/geant4/license . These *
// * include a list of copyright holders. *
// * *
// * Neither the authors of this software system, nor their employing *
// * institutes,nor the agencies providing financial support for this *
// * work make any representation or warranty, express or implied, *
// * regarding this software system or assume any liability for its *
// * use. Please see the license in the file LICENSE and URL above *
// * for the full disclaimer and the limitation of liability. *
// * *
// * This code implementation is the result of the scientific and *
// * technical work of the GEANT4 collaboration. *
// * By using, copying, modifying or distributing the software (or *
// * any work based on the software) you agree to acknowledge its *
// * use in resulting scientific publications, and indicate your *
// * acceptance of all terms of the Geant4 Software license. *
// ********************************************************************
//
//
//
//
// Andrew Walkden 7th February 1997
// G4OpenGLXViewer : Class to provide XWindows specific
// functionality for OpenGL in GEANT4
#ifndef G4OPENGLXVIEWER_HH
#define G4OPENGLXVIEWER_HH
#include "G4OpenGLViewer.hh"
#include "globals.hh"
#include <X11/Intrinsic.h>
#include "G4OpenGL.hh"
#include <GL/glx.h>
class G4OpenGLSceneHandler;
class G4Text;
class G4OpenGLXViewer: virtual public G4OpenGLViewer {
friend class G4OpenGLXViewerMessenger;
friend class G4OpenGLXmViewer;
public:
G4OpenGLXViewer (G4OpenGLSceneHandler& scene);
virtual ~G4OpenGLXViewer ();
void SetView ();
void ShowView ();
#ifdef G4MULTITHREADED
void SwitchToVisSubThread();
void SwitchToMasterThread();
#endif
void DrawText(const G4Text&);
protected:
void GetXConnection ();
void CreateGLXContext (XVisualInfo* vi);
virtual void CreateMainWindow ();
virtual void CreateFontLists ();
static int snglBuf_RGBA[12];
static int dblBuf_RGBA[13];
//////////////////////////////Pixmap (screen dump) production functions/////
XWindowAttributes xwa;
Display *dpy;
static XVisualInfo *vi_single_buffer;
static XVisualInfo *vi_double_buffer;
XVisualInfo *vi_immediate,
*vi_stored,
*vi;
Colormap cmap;
XSetWindowAttributes swa;
GLXDrawable win;
GLXContext cxMaster;
#ifdef G4MULTITHREADED
GLXContext cxVisSubThread;
#endif
XEvent event;
G4int *attributeList,
errorBase,
eventBase,
major,
minor;
XSizeHints *norm_hints;
XWMHints *wm_hints;
XClassHint *class_hints;
Pixmap icon_pixmap;
XSizeHints *size_hints;
Atom Xatom;
XTextProperty windowName,
iconName;
char charViewName [100];
private:
G4OpenGLXViewer (const G4OpenGLXViewer&);
G4OpenGLXViewer& operator = (const G4OpenGLXViewer&);
GLXContext tmp_cx;
};
#endif