include/Geant4/G4OpenGLStoredViewer.hh

0001 //
0002 // ********************************************************************
0003 // * License and Disclaimer                                           *
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0018 // * This  code  implementation is the result of  the  scientific and *
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0024 // ********************************************************************
0025 //
0026 //
0027 //
0028 //
0029 // Andrew Walkden  7th February 1997
0030 // Class G4OpenGLStoredViewer : Encapsulates the `storedness' of
0031 //                              an OpenGL viewer, for inheritance by
0032 //                              derived (X, Xm...) classes.
0033
0034 #ifndef G4OPENGLSTOREDVIEWER_HH
0035 #define G4OPENGLSTOREDVIEWER_HH
0036
0037 #include "G4OpenGLViewer.hh"
0038
0039 class G4OpenGLStoredSceneHandler;
0040 class G4Colour;
0041 class G4Text;
0042 class G4Circle;
0043
0044 class G4OpenGLStoredViewer: virtual public G4OpenGLViewer {
0045
0046 public:
0047   G4OpenGLStoredViewer (G4OpenGLStoredSceneHandler& scene);
0048   virtual ~G4OpenGLStoredViewer ();
0049
0050 protected:
0051   void KernelVisitDecision ();
0052   virtual G4bool CompareForKernelVisit(G4ViewParameters&);
0053
0054   void DrawDisplayLists ();
0055
0056   virtual void DisplayTimePOColourModification
0057   (G4Colour&, size_t /*currentPOListIndex*/) {}
0058
0059   void AddPrimitiveForASingleFrame(const G4Text& text);
0060   void AddPrimitiveForASingleFrame(const G4Circle& circle);
0061
0062   G4OpenGLStoredSceneHandler& fG4OpenGLStoredSceneHandler;
0063
0064   G4ViewParameters fLastVP;  // Memory for making kernel visit decisions.
0065
0066   // Two virtual functions to return sub-class selection.
0067   virtual G4bool POSelected(size_t) {return true;}
0068   virtual G4bool TOSelected(size_t) {return true;}
0069
0070   G4bool fDepthTestEnable;
0071   G4Colour fOldDisplayListColor;
0072 };
0073
0074 #endif