stellipse.h

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//####//------------------------------------------------------------
//####//------------------------------------------------------------
//####//  MAGiC
//####//  Jean Christophe Cuilliere et Vincent FRANCOIS
//####//  Departement de Genie Mecanique - UQTR
//####//------------------------------------------------------------
//####//  MAGIC est un projet de recherche de l equipe ERICCA
//####//  du departement de genie mecanique de l Universite du Quebec a Trois Rivieres
//####//  http://www.uqtr.ca/ericca
//####//  http://www.uqtr.ca/
//####//------------------------------------------------------------
//####//------------------------------------------------------------
//####//
//####//       stellipse.h
//####//
//####//------------------------------------------------------------
//####//------------------------------------------------------------
//####//    COPYRIGHT 2000-2024
//####//  jeu 13 jun 2024 11:53:59 EDT
//####//------------------------------------------------------------
//####//------------------------------------------------------------
#ifndef _HEADER_STELLIPSE_
#define _HEADER_STELLIPSE_
 
 
 
 
#include "st_courbe.h"
#include "ot_mathematique.h"
#include "tpl_liste_entite.h"
 
 
 
class  ST_ELLIPSE : public ST_COURBE
{
public :
    ST_ELLIPSE(long LigneCourante,std::string idori,long axis2d,double a,double b);
    ST_ELLIPSE(double *xyz,double *dirz,double *dirx,double a,double b);
 
 
    virtual long get_id_axis2_placement_3d(void) ;
    virtual double get_a(void);
    virtual double get_b(void);
    virtual void  evaluer(double t,double *xyz) ;
    virtual void  deriver(double t,double *xyz) ;
    virtual void  deriver_seconde(double t,double *ddxyz,double* dxyz = NULL,double* xyz = NULL);
    virtual void  inverser(double& t,double *xyz,double precision=1e-6) ;
    virtual double  get_tmin();
    virtual double  get_tmax();
    virtual double get_longueur(double t1,double t2,double precis=1e6);
    virtual int est_periodique(void);
    virtual double get_periode(void);
    virtual void initialiser(class ST_GESTIONNAIRE* gest);
    virtual void initialiser(double *xyz,double *dirz,double *dirx);
 
 
    virtual int get_type_geometrique(TPL_LISTE_ENTITE<double> &param);
    virtual void get_param_NURBS(int& indx_premier_ptctr,TPL_LISTE_ENTITE<double> &param);
    virtual void est_util(class ST_GESTIONNAIRE* gest);
 
private:
    long id_axis2_placement_3d;
    double a;
    double b;
    OT_MATRICE_3D repere;
    OT_VECTEUR_3D origine;
};
 
 
#endif