TEveJetConeGL.h

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// @(#)root/eve:$Id$
// Author: Matevz Tadel, Jochen Thaeder 2009
 
/*************************************************************************
 * 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_TEveJetConeGL
#define ROOT_TEveJetConeGL
 
#include "TGLObject.h"
#include "TEveVector.h"
#include <vector>
 
class TGLViewer;
class TGLScene;
 
class TEveJetCone;
class TEveJetConeProjected;
 
//------------------------------------------------------------------------------
// TEveJetCone
//------------------------------------------------------------------------------
 
class TEveJetConeGL : public TGLObject
{
private:
   TEveJetConeGL(const TEveJetConeGL&) = delete;
   TEveJetConeGL& operator=(const TEveJetConeGL&) = delete;
 
protected:
   TEveJetCone                     *fC;  // Model object.
   mutable std::vector<TEveVector>  fP;
 
   virtual void CalculatePoints() const;
 
public:
   TEveJetConeGL();
   ~TEveJetConeGL() override {}
 
   Bool_t SetModel(TObject* obj, const Option_t *opt = nullptr) override;
   void   SetBBox() override;
 
   void   DLCacheClear() override;
   void   Draw(TGLRnrCtx& rnrCtx) const override;
   void   DirectDraw(TGLRnrCtx & rnrCtx) const override;
 
   ClassDefOverride(TEveJetConeGL, 0); // GL renderer class for TEveJetCone.
};
 
 
//------------------------------------------------------------------------------
// TEveJetConeProjectedGL
//------------------------------------------------------------------------------
 
class TEveJetConeProjectedGL : public TEveJetConeGL
{
private:
   TEveJetConeProjectedGL(const TEveJetConeProjectedGL&);            // Not implemented
   TEveJetConeProjectedGL& operator=(const TEveJetConeProjectedGL&); // Not implemented
 
protected:
   TEveJetConeProjected  *fM;  // Model object.
 
   void CalculatePoints() const override;
 
   void RenderOutline() const;
   void RenderPolygon() const;
 
public:
   TEveJetConeProjectedGL();
   ~TEveJetConeProjectedGL() 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;
 
   ClassDefOverride(TEveJetConeProjectedGL, 0); // GL renderer class for TEveJetCone.
};
 
#endif