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souaissa |
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#include "gestionversion.h"
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//---------------------------------------------------------------------------
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#pragma hdrstop
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souaissa |
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#include<math.h>
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souaissa |
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#include "vct_courbe.h"
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#include "mg_courbe.h"
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#include "mg_arete.h"
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francois |
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#include <iomanip>
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souaissa |
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//---------------------------------------------------------------------------
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#pragma package(smart_init)
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VCT_COURBE::VCT_COURBE(MG_COURBE* elemgeo):VCT_ELEMENT_GEOMETRIQUE(elemgeo)
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{
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souaissa |
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int indx_premier_ptctr;
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OT_VECTEUR_4DD V1,V2,V;
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TPL_LISTE_ENTITE<double> nurbs_params;
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souaissa |
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elem_geo->get_param_NURBS(indx_premier_ptctr,nurbs_params);
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francois |
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int nb_points=1/4.*(nurbs_params.get_nb()-indx_premier_ptctr);
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souaissa |
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double2 ZERO=0.;
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OT_VECTEUR_4DD VCT_NUL(0.,0.,0.,0.);
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int nb_u=nurbs_params.get(3);
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for(int s=0;s<nb_u-1;s++)
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{
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V1[0]=nurbs_params.get(indx_premier_ptctr+ 4 * s);
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V1[1]=nurbs_params.get(indx_premier_ptctr+ 4 * s + 1);
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V1[2]=nurbs_params.get(indx_premier_ptctr+ 4 * s + 2);
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V1[3]=nurbs_params.get(indx_premier_ptctr+ 4 * s + 3);
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souaissa |
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if (s==0)
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souaissa |
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lst_points.insert(lst_points.end(),V1);
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V2[0]=nurbs_params.get(indx_premier_ptctr+ 4 * (s + 1));
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V2[1]=nurbs_params.get(indx_premier_ptctr+ 4 * (s + 1) + 1);
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V2[2]=nurbs_params.get(indx_premier_ptctr+ 4 * (s + 1) + 2);
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V2[3]=nurbs_params.get(indx_premier_ptctr+ 4 * (s + 1) + 3);
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lst_points.insert(lst_points.end(),V2);
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V=V2-V1;
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double2 norm_au_carre=(V[0]*V[0])+(V[1]*V[1])+(V[2]*V[2])+(V[3]*V[3]);
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double2 norm=norm_au_carre^0.5;
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if(V==VCT_NUL)
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lst_vecteurs.insert(lst_vecteurs.end(),VCT_NUL);
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if(norm!=ZERO){
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V=1./norm*V;
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lst_vecteurs.insert(lst_vecteurs.end(),V);
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}
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}
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francois |
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construire_forme_tensorielle();
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souaissa |
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}
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VCT_COURBE::VCT_COURBE(VCT_COURBE& mdd):VCT_ELEMENT_GEOMETRIQUE(mdd.elem_geo)
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{
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}
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VCT_COURBE::~VCT_COURBE()
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{
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}
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souaissa |
69 |
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souaissa |
71 |
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