TEvePolygonSetProjectedGL.h

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// @(#)root/eve:$Id$
// Authors: Matevz Tadel & Alja Mrak-Tadel: 2006, 2007
 
/*************************************************************************
 * Copyright (C) 1995-2007, Rene Brun and Fons Rademakers.               *
 * All rights reserved.                                                  *
 *                                                                       *
 * For the licensing terms see $ROOTSYS/LICENSE.                         *
 * For the list of contributors see $ROOTSYS/README/CREDITS.             *
 *************************************************************************/
 
#ifndef ROOT_TEvePolygonSetProjectedGL
#define ROOT_TEvePolygonSetProjectedGL
 
#include "TGLObject.h"
 
class TEvePolygonSetProjected;
 
class TEvePolygonSetProjectedGL : public TGLObject
{
protected:
   struct Edge_t
   {
      Int_t fI, fJ;
      Edge_t(Int_t i, Int_t j)
      {
         if (i <= j) { fI = i; fJ = j; }
         else        { fI = j; fJ = i; }
      }
 
      bool operator<(const Edge_t& e) const
      {
         if (fI == e.fI)
            return fJ < e.fJ;
         else
            return fI < e.fI;
      }
   };
 
   TEvePolygonSetProjected *fM;
 
public:
   TEvePolygonSetProjectedGL();
    ~TEvePolygonSetProjectedGL() override {}
 
   Bool_t SetModel(TObject* obj, const Option_t *opt = nullptr) override;
   void   SetBBox() override;
   void   Draw(TGLRnrCtx& rnrCtx) const override;
   void   DirectDraw(TGLRnrCtx& rnrCtx) const override;
 
   void   DrawHighlight(TGLRnrCtx& rnrCtx, const TGLPhysicalShape* pshp, Int_t lvl=-1) const override;
 
   Bool_t IgnoreSizeForOfInterest() const override { return kTRUE; }
 
private:
   void DrawOutline() const;
 
   ClassDefOverride(TEvePolygonSetProjectedGL,0);  // GL-renderer for TEvePolygonSetProjected class.
};
 
#endif