Import Geant4 11.3.0.beta source tree

2024-06-28 13:08:51 +02:00
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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