CrvTri4C0.h

/****************************************************************************** 

  (c) 2004-2014 Scientific Computation Research Center, 
      Rensselaer Polytechnic Institute. All rights reserved.
  
  The LICENSE-SCOREC file included with this distribution describes the terms
  of the SCOREC Non-Commercial License this program is distributed under.
 
*******************************************************************************/
#ifndef MESHADAPT_CRVTRI4C0_H
#define MESHADAPT_CRVTRI4C0_H

#include "CrvFace.h"

class CrvTri4C0 : public CrvFace {
  public:
    CrvTri4C0(pMeshFace in_face);

    CrvTri4C0(VtxPtrVec in_vert_vec);

    virtual ~CrvTri4C0() { }

    int eval(double u, double v, double * pos);
    int eval_deriv1(double u, double v, Point3d&, Point3d&);
    int v_data_size() const { 
      return 3; 
    }
    std::string v_tag_name() const { 
      return std::string("crv_tri_3_data_tag"); 
    }

  protected:
    virtual void calc_face_ctrl_pts();
};
#endif//MESHADAPT_CRVTRI4C0_H