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ChannelBL.H

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/* _______              __
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//
// This software is copyright (C) by the Lawrence Berkeley
// National Laboratory.  Permission is granted to reproduce
// this software for non-commercial purposes provided that
// this notice is left intact.
// 
// It is acknowledged that the U.S. Government has rights to
// this software under Contract DE-AC03-765F00098 between
// the U.S.  Department of Energy and the University of
// California.
//
// This software is provided as a professional and academic
// contribution for joint exchange. Thus it is experimental,
// is provided ``as is'', with no warranties of any kind
// whatsoever, no support, no promise of updates, or printed
// documentation. By using this software, you acknowledge
// that the Lawrence Berkeley National Laboratory and
// Regents of the University of California shall have no
// liability with respect to the infringement of other
// copyrights by any part of this software.
//
//  ANAG, LBNL, DTG

#ifndef _ChannelBL_H_
#define _ChannelBL_H_

#include "MayDay.H"
#include "LoHiSide.H"
#include "IntVect.H"
#include "RealVect.H"
#include "BaseLevelSet.H"
#include "REAL.H"

using std::pair;


class ChannelBL: public BaseLevelSet
{
public:


  ChannelBL(const RealVect& a_centerPlaneNormal,
         const Real&     a_radius);

  virtual ~ChannelBL();


  virtual bool isRegular(const Box& region,
                         const Box& domain,
                         const RealVect& origin,
                         const Real& dx) const;


  virtual bool isCovered(const Box& region,
                         const Box& domain,
                         const RealVect& origin,
                         const Real& dx) const;


  pair<int, Side::LoHiSide> upDirection(const RealVect& a_midpt,const IntVect& a_iv) const; 


  virtual Real localFuncValue(const RealVect& a_independentCoords, 
                              const int& a_upDirection,
                              const IntVect& a_iv, 
                              const Box& a_domain, 
                              const RealVect& a_origin, 
                              const Real& a_dx) const;  



  virtual
  BaseLevelSet* new_baseLevelSet() const;       
  virtual Real  LevelSurface(const RealVect& a_vec) const;
  Real getCenterPlanePt(const RealVect& a_indCoords) const;

protected:

  int m_upDir;

  RealVect m_centerPlaneNormal;
  Real     m_radius;
  Real     m_upDirDistance;

private:
  ChannelBL()
  {
    MayDay::Error("ChannelBL uses strong construction");
  }
  ChannelBL(const ChannelBL& a_ramplg)
  {
    MayDay::Error("ChannelBL disallows copy construction");
  }
  void operator=(const ChannelBL& a_ramplg)
  {
    MayDay::Error("ChannelBL disallows assignment");
  }

};
#endif

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