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francois |
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//--------------------------------------------------------------------------- |
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//------------------------------------------------------------ |
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// Le projet MAGIC est un projet de recherche du d�partement |
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// de g�nie m�canique de l'Universit� du Qu�bec � |
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// Trois Rivi�res |
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// Les librairies ne peuvent �tre utilis�es sans l'accord |
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// des auteurs (contact : francois@uqtr.ca) |
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//------------------------------------------------------------ |
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//------------------------------------------------------------ |
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// |
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// OCC_Courbe.cpp |
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// |
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//------------------------------------------------------------ |
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//------------------------------------------------------------ |
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// COPYRIGHT 2000 |
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// Version du 02/03/2006 � 11H22 |
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//------------------------------------------------------------ |
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//------------------------------------------------------------ |
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#pragma hdrstop |
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#include "gestionversion.h" |
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#ifdef BREP_OCC |
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#include "occ_courbe.h" |
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#include "Geom_Line.hxx" |
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#include "gp_Lin.hxx" |
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#include "Geom_Circle.hxx" |
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#include "gp_Circ.hxx" |
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#include "Geom_Ellipse.hxx" |
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#include "gp_Elips.hxx" |
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#include "Geom_Hyperbola.hxx" |
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#include "gp_Hypr.hxx" |
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#include "Geom_Parabola.hxx" |
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#include "gp_Parab.hxx" |
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#include "Geom_BezierCurve.hxx" |
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#include "Geom_BSplineCurve.hxx" |
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#include "GCPnts_AbscissaPoint.hxx" |
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#include "GeomAdaptor_Curve.hxx" |
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#include "GeomAbs_CurveType.hxx" |
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#include "GeomAPI.hxx" |
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francois |
897 |
#include "Geom2d_Curve.hxx" |
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francois |
283 |
#include "gp_Pln.hxx" |
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#include "GeomAPI_ProjectPointOnCurve.hxx" |
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#include "ShapeAnalysis_Curve.hxx" |
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couturad |
740 |
#include "occ_fonction.h" |
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francois |
283 |
#include "BRep_Tool.hxx" |
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#include "GeomConvert.hxx" |
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#include <Geom_TrimmedCurve.hxx> |
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#include "constantegeo.h" |
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#include "ot_mathematique.h" |
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#pragma package(smart_init) |
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couturad |
740 |
OCC_COURBE::OCC_COURBE(unsigned long num,TopoDS_Edge crb,OCC_FONCTION& fonc):MG_COURBE(num),edge(crb),fonction1(fonc) |
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francois |
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{ |
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double first, last; |
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Handle(Geom_Curve) courbe=BRep_Tool::Curve(edge, first, last); |
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t_min=courbe->FirstParameter(); |
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t_max=courbe->LastParameter(); |
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} |
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couturad |
740 |
OCC_COURBE::OCC_COURBE(TopoDS_Edge crb, OCC_FONCTION& fonc):MG_COURBE(),edge(crb), fonction1(fonc) |
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francois |
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{ |
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double first, last; |
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Handle(Geom_Curve) courbe=BRep_Tool::Curve(edge, first, last); |
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t_min=courbe->FirstParameter(); |
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t_max=courbe->LastParameter(); |
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francois |
731 |
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/* Handle(Standard_Type) type=courbe->DynamicType(); |
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if (type==STANDARD_TYPE(Geom_Line)) std::cout << "Ligne" << std::endl; |
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if (type==STANDARD_TYPE(Geom_Circle)) std::cout << "Cercle" << std::endl; |
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if (type==STANDARD_TYPE(Geom_Ellipse)) std::cout << "Ellipse" << std::endl; |
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if (type==STANDARD_TYPE(Geom_BSplineCurve)) std::cout << "BSpline" << std::endl; |
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std::cout << courbe->IsClosed()<<std::endl;; |
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std::cout << courbe->IsPeriodic() << std::endl;; |
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if (courbe->IsPeriodic()) std::cout << "Pt=" << courbe->Period() << "|" << get_periode() << std::endl; |
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else if (courbe->IsClosed()) std::cout << "Pt=" << t_max-t_min << "|" << get_periode() << std::endl;*/ |
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francois |
283 |
} |
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OCC_COURBE::OCC_COURBE(OCC_COURBE& mdd):MG_COURBE(mdd),edge(mdd.edge), fonction1(mdd.fonction1) |
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{ |
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double first, last; |
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Handle(Geom_Curve) courbe=BRep_Tool::Curve(edge, first, last); |
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t_min=mdd.t_min; |
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t_max=mdd.t_max; |
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} |
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OCC_COURBE::~OCC_COURBE() |
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{ |
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} |
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void OCC_COURBE::evaluer(double t, double *xyz) |
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{ |
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double first, last; |
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Handle(Geom_Curve) courbe=BRep_Tool::Curve(edge, first, last); |
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gp_Pnt P; |
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courbe->D0(t,P); |
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xyz[0]=P.X(); |
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xyz[1]=P.Y(); |
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xyz[2]=P.Z(); |
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} |
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void OCC_COURBE::deriver(double t,double *xyz) |
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{ |
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double first, last; |
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Handle(Geom_Curve) courbe=BRep_Tool::Curve(edge, first, last); |
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gp_Pnt P; |
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gp_Vec V; |
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courbe->D1(t, P, V); |
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xyz[0]=V.X(); |
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xyz[1]=V.Y(); |
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xyz[2]=V.Z(); |
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} |
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void OCC_COURBE::deriver_seconde(double t,double *ddxyz,double *dxyz,double *xyz) |
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{ |
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double first, last; |
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Handle(Geom_Curve) courbe=BRep_Tool::Curve(edge, first, last); |
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gp_Vec V1; |
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gp_Vec V2; |
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gp_Pnt P; |
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courbe->D2(t,P,V1,V2); |
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dxyz[0]=V1.X(); |
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dxyz[1]=V1.Y(); |
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dxyz[2]=V1.Z(); |
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ddxyz[0]=V2.X(); |
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ddxyz[1]=V2.Y(); |
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ddxyz[2]=V2.Z(); |
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xyz[0]=P.X(); |
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xyz[1]=P.Y(); |
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xyz[2]=P.Z(); |
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} |
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void OCC_COURBE::inverser(double& t,double *xyz,double precision) |
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{ |
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double first, last; |
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Handle(Geom_Curve) courbe=BRep_Tool::Curve(edge, first, last); |
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//ShapeAnalysis_Curve SAC; |
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double tmin=courbe->FirstParameter(); |
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double tmax=courbe->LastParameter(); |
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double xyz1[3],xyz2[3]; |
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evaluer(tmin,xyz1); |
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evaluer(tmax,xyz2); |
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double max=fabs(xyz1[0]); |
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if (max<fabs(xyz1[1])) max=fabs(xyz1[1]); |
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if (max<fabs(xyz1[2])) max=fabs(xyz1[2]); |
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if (max<fabs(xyz2[0])) max=fabs(xyz2[0]); |
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if (max<fabs(xyz2[1])) max=fabs(xyz2[1]); |
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if (max<fabs(xyz2[2])) max=fabs(xyz2[2]); |
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double eps=precision*max; |
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OT_VECTEUR_3D vec1(xyz,xyz1); |
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OT_VECTEUR_3D vec2(xyz,xyz2); |
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if (vec1.get_longueur()<eps) { |
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t=tmin; |
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return; |
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} |
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if (vec2.get_longueur()<eps) { |
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t=tmax; |
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return; |
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} |
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double u=xyz[0]; |
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double v=xyz[1]; |
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double w=xyz[2]; |
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gp_Pnt P(u,v,w); |
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//gp_Pnt proj; |
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//Standard_Real param; |
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//t=SAC.Project(courbe, P, precision, proj, param, Standard_True);*/ |
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GeomAPI_ProjectPointOnCurve PPC(P,courbe); |
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//PPC.Perform(P); |
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try |
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{ |
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t=PPC.LowerDistanceParameter(); |
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} |
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catch (...) |
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{ |
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t=-1e308; |
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} |
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} |
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int OCC_COURBE::est_periodique(void) |
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{ |
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double first, last; |
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Handle(Geom_Curve) courbe=BRep_Tool::Curve(edge, first, last); |
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francois |
731 |
// return courbe->IsPeriodic(); |
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return courbe->IsClosed(); |
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francois |
283 |
} |
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double OCC_COURBE::get_periode(void) |
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{ |
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double first, last; |
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Handle(Geom_Curve) courbe=BRep_Tool::Curve(edge, first, last); |
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francois |
731 |
// if (courbe->IsPeriodic()==0) return 0.; |
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// return courbe->Period(); |
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if (courbe->IsPeriodic()) return courbe->Period(); |
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if (courbe->IsClosed()) return t_max-t_min; |
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return 0; |
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francois |
283 |
} |
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double OCC_COURBE::get_longueur(double t1,double t2,double precis) |
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{ |
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double first, last; |
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Handle(Geom_Curve) courbe=BRep_Tool::Curve(edge, first, last); |
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double longueur; |
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GeomAdaptor_Curve cc(courbe); |
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longueur= GCPnts_AbscissaPoint::Length(cc,t1,t2,precis); |
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return longueur; |
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} |
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francois |
763 |
void OCC_COURBE::enregistrer(std::ostream& o,double version) |
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francois |
283 |
{ |
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o <<"%"<<get_id()<<"=COURBE_OCC("<<fonction1.GetID(edge)<< ");" << std::endl; |
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} |
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int OCC_COURBE::get_type_geometrique(TPL_LISTE_ENTITE<double> ¶m) |
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{ |
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double first, last; |
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Handle(Geom_Curve) courbe=BRep_Tool::Curve(edge, first, last); |
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Handle(Standard_Type) type=courbe->DynamicType(); |
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//***droite |
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if (type==STANDARD_TYPE(Geom_Line)) |
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{ |
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Handle(Geom_Line) droite=Handle(Geom_Line)::DownCast(courbe); |
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gp_Lin lin=droite->Lin(); |
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double origine[3]; |
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gp_Pnt centre=lin.Location(); |
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origine[0]=centre.X(); |
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origine[1]=centre.Y(); |
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origine[2]=centre.Z(); |
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double direction[3]; |
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gp_Dir dir=lin.Direction(); |
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direction[0]=dir.X(); |
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direction[1]=dir.Y(); |
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direction[2]=dir.Z(); |
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param.ajouter(origine[0]); |
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param.ajouter(origine[1]); |
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param.ajouter(origine[2]); |
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param.ajouter(direction[0]); |
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param.ajouter(direction[1]); |
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param.ajouter(direction[2]); |
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return MGCo_LINE; |
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} |
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//***circle |
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if (type==STANDARD_TYPE(Geom_Circle)) |
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{ |
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Handle(Geom_Circle) circle=Handle_Geom_Circle::DownCast(courbe); |
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gp_Circ Circ=circle->Circ(); |
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double origine[3]; |
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gp_Pnt centre=Circ.Location(); |
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origine[0]=centre.X(); |
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origine[1]=centre.Y(); |
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origine[2]=centre.Z(); |
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double direction[3]; |
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gp_Ax1 axe=Circ.Axis(); |
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gp_Dir dir=axe.Direction(); |
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direction[0]=dir.X(); |
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direction[1]=dir.Y(); |
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direction[2]=dir.Z(); |
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double rayon; |
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rayon=Circ.Radius(); |
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param.ajouter(origine[0]); |
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param.ajouter(origine[1]); |
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param.ajouter(origine[2]); |
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param.ajouter(direction[0]); |
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param.ajouter(direction[1]); |
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param.ajouter(direction[2]); |
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param.ajouter(rayon); |
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return MGCo_CIRCLE; |
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} |
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//*****ellipse |
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if (type==STANDARD_TYPE(Geom_Ellipse)) |
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{ |
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Handle(Geom_Ellipse) ellipse=Handle_Geom_Ellipse::DownCast(courbe); |
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gp_Elips Elips=ellipse->Elips(); |
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double origine[3]; |
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gp_Pnt centre=Elips.Location(); |
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origine[0]=centre.X(); |
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origine[1]=centre.Y(); |
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origine[2]=centre.Z(); |
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double Grayon; |
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Grayon=Elips.MajorRadius(); |
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double Xdirectrise[3]; |
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gp_Ax1 Xaxe=Elips.Directrix1(); |
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gp_Dir dir=Xaxe.Direction(); |
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Xdirectrise[0]=dir.X(); |
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Xdirectrise[1]=dir.Y(); |
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Xdirectrise[2]=dir.Z(); |
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double Prayon; |
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Prayon=Elips.MinorRadius(); |
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double Ydirectrise[3]; |
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gp_Ax1 Yaxe=Elips.Directrix2(); |
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gp_Dir dir1=Yaxe.Direction(); |
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Ydirectrise[0]=dir1.X(); |
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Ydirectrise[1]=dir1.Y(); |
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Ydirectrise[2]=dir1.Z(); |
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param.ajouter(origine[0]); |
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param.ajouter(origine[1]); |
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param.ajouter(origine[2]); |
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param.ajouter(Grayon); |
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param.ajouter(Xdirectrise[0]); |
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param.ajouter(Xdirectrise[1]); |
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param.ajouter(Xdirectrise[2]); |
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param.ajouter(Prayon); |
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param.ajouter(Ydirectrise[0]); |
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param.ajouter(Ydirectrise[1]); |
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param.ajouter(Ydirectrise[2]); |
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return MGCo_ELLIPSE; |
| 324 |
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} |
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/* //*****hyperbole |
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if(type==STANDARD_TYPE(Geom_Hyperbola)) |
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{ |
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Handle(Geom_Hyperbola) hyperbole=Handle_Geom_Hyperbola::DownCast(courbe); |
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gp_Hypr Hyper=hyperbole->Hypr(); |
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double origine[3]; |
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gp_Pnt centre=Hyper.Location(); |
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origine[0]=centre.X(); |
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origine[1]=centre.Y(); |
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origine[2]=centre.Z(); |
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double Grayon; |
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Grayon=Hyper.MajorRadius(); |
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double Xdirectrise[3]; |
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gp_Ax1 Xaxe=Hyper.Directrix1(); |
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gp_Dir Xdir=Xaxe.Direction(); |
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Xdirectrise[0]=Xdir.X(); |
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Xdirectrise[1]=Xdir.Y(); |
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Xdirectrise[2]=Xdir.Z(); |
| 344 |
|
|
double Prayon; |
| 345 |
|
|
Prayon=Hyper.MinorRadius(); |
| 346 |
|
|
double Ydirectrise[3]; |
| 347 |
|
|
gp_Ax1 Yaxe=Hyper.Directrix1(); |
| 348 |
|
|
gp_Dir Ydir=Yaxe.Direction(); |
| 349 |
|
|
Ydirectrise[0]=Ydir.X(); |
| 350 |
|
|
Ydirectrise[1]=Ydir.Y(); |
| 351 |
|
|
Ydirectrise[2]=Ydir.Z(); |
| 352 |
|
|
|
| 353 |
|
|
|
| 354 |
|
|
param.ajouter(origine[0]); |
| 355 |
|
|
param.ajouter(origine[1]); |
| 356 |
|
|
param.ajouter(origine[2]); |
| 357 |
|
|
param.ajouter(Grayon); |
| 358 |
|
|
param.ajouter(Xdirectrise[0]); |
| 359 |
|
|
param.ajouter(Xdirectrise[1]); |
| 360 |
|
|
param.ajouter(Xdirectrise[2]); |
| 361 |
|
|
param.ajouter(Prayon); |
| 362 |
|
|
param.ajouter(Ydirectrise[0]); |
| 363 |
|
|
param.ajouter(Ydirectrise[1]); |
| 364 |
|
|
param.ajouter(Ydirectrise[2]); |
| 365 |
|
|
|
| 366 |
|
|
|
| 367 |
|
|
return hyperbole->IsKind(STANDARD_TYPE(Geom_Hyperbola)); |
| 368 |
|
|
} |
| 369 |
|
|
//*****parabole |
| 370 |
|
|
if(type==STANDARD_TYPE(Geom_Parabola)) |
| 371 |
|
|
{ |
| 372 |
|
|
Handle(Geom_Parabola) parabole=Handle_Geom_Parabola::DownCast(courbe); |
| 373 |
|
|
gp_Parab Parab=parabole->Parab(); |
| 374 |
|
|
|
| 375 |
|
|
double origine[3]; |
| 376 |
|
|
gp_Pnt centre=Parab.Location(); |
| 377 |
|
|
origine[0]=centre.X(); |
| 378 |
|
|
origine[1]=centre.Y(); |
| 379 |
|
|
origine[2]=centre.Z(); |
| 380 |
|
|
|
| 381 |
|
|
double focale; |
| 382 |
|
|
focale=Parab.Focal(); |
| 383 |
|
|
double directrice[3]; |
| 384 |
|
|
gp_Ax1 dire=Parab.Directrix(); |
| 385 |
|
|
gp_Dir dir=dire.Direction(); |
| 386 |
|
|
directrice[0]=dir.X(); |
| 387 |
|
|
directrice[1]=dir.Y(); |
| 388 |
|
|
directrice[2]=dir.Z(); |
| 389 |
|
|
|
| 390 |
|
|
param.ajouter(origine[0]); |
| 391 |
|
|
param.ajouter(origine[1]); |
| 392 |
|
|
param.ajouter(origine[2]); |
| 393 |
|
|
param.ajouter(focale); |
| 394 |
|
|
param.ajouter(directrice[0]); |
| 395 |
|
|
param.ajouter(directrice[1]); |
| 396 |
|
|
param.ajouter(directrice[2]); |
| 397 |
|
|
|
| 398 |
|
|
return parabole->IsKind(STANDARD_TYPE(Geom_Parabola)); |
| 399 |
|
|
} */ |
| 400 |
|
|
//*****Bspline |
| 401 |
|
|
if (type==STANDARD_TYPE(Geom_BSplineCurve)) |
| 402 |
|
|
{ |
| 403 |
|
|
Handle(Geom_BSplineCurve) bspline=Handle_Geom_BSplineCurve::DownCast(courbe); |
| 404 |
|
|
|
| 405 |
|
|
//nombre des noeuds |
| 406 |
|
|
int nb_knot=bspline->NbKnots(); |
| 407 |
|
|
//valeur de noeud |
| 408 |
|
|
for (int i=1; i<=nb_knot; i++) |
| 409 |
|
|
{ |
| 410 |
|
|
double valeur=bspline->Knot(i); |
| 411 |
|
|
param.ajouter(valeur); |
| 412 |
|
|
} |
| 413 |
|
|
//point de controle et poids |
| 414 |
|
|
gp_Pnt pctr; |
| 415 |
|
|
double poids; |
| 416 |
|
|
for (int u=1; u<=bspline->NbPoles(); u++) |
| 417 |
|
|
{ |
| 418 |
|
|
pctr=bspline->Pole(u); |
| 419 |
|
|
param.ajouter(pctr.X()); |
| 420 |
|
|
param.ajouter(pctr.Y()); |
| 421 |
|
|
param.ajouter(pctr.Z()); |
| 422 |
|
|
poids=bspline->Weight(u); |
| 423 |
|
|
param.ajouter(poids); |
| 424 |
|
|
} |
| 425 |
|
|
|
| 426 |
|
|
double Degree=bspline->Degree(); |
| 427 |
|
|
param.ajouter(Degree); |
| 428 |
|
|
|
| 429 |
|
|
|
| 430 |
|
|
return MGCo_BSPLINE; |
| 431 |
|
|
} |
| 432 |
|
|
|
| 433 |
|
|
} |
| 434 |
|
|
|
| 435 |
|
|
void OCC_COURBE::get_param_NURBS(int& indx_premier_ptctr,TPL_LISTE_ENTITE<double> ¶m) |
| 436 |
|
|
{ |
| 437 |
|
|
//Conversion of the complete geometry of a shape into |
| 438 |
|
|
//NURBS geometry |
| 439 |
|
|
double first, last; |
| 440 |
|
|
Handle(Geom_Curve) courbe=BRep_Tool::Curve(edge, first, last); |
| 441 |
|
|
Handle(Geom_TrimmedCurve) curv=new Geom_TrimmedCurve(courbe, first, last); |
| 442 |
|
|
Handle(Geom_BSplineCurve) bspline=GeomConvert::CurveToBSplineCurve(curv) ; |
| 443 |
|
|
|
| 444 |
|
|
// The first parameter indicate the code access |
| 445 |
|
|
param.ajouter(1); |
| 446 |
|
|
//The follewing two parameters of the list indicate the orders of the net points |
| 447 |
|
|
param.ajouter(bspline->Degree()+1); |
| 448 |
|
|
param.ajouter(0); |
| 449 |
|
|
|
| 450 |
|
|
//The follewing two parameters indicate the number of rows and colons of the control points |
| 451 |
|
|
//respectively to the two parameters directions |
| 452 |
|
|
param.ajouter(bspline->NbPoles()); |
| 453 |
|
|
param.ajouter(0); |
| 454 |
|
|
|
| 455 |
|
|
//this present the knot vector |
| 456 |
|
|
|
| 457 |
|
|
for (unsigned int i=1;i<=bspline->NbKnots();i++) |
| 458 |
|
|
{ |
| 459 |
|
|
param.ajouter(bspline->Knot(i)); |
| 460 |
|
|
} |
| 461 |
|
|
|
| 462 |
|
|
// in the following we construct the control point vector |
| 463 |
|
|
for (unsigned int j=1;j<=bspline->NbPoles();j++) |
| 464 |
|
|
{ |
| 465 |
|
|
double w=bspline->Weight(j); |
| 466 |
|
|
gp_Pnt point=bspline->Pole(j); |
| 467 |
|
|
double x=point.X(); |
| 468 |
|
|
double y=point.Y(); |
| 469 |
|
|
double z=point.Z(); |
| 470 |
|
|
param.ajouter(x); |
| 471 |
|
|
param.ajouter(y); |
| 472 |
|
|
param.ajouter(z); |
| 473 |
|
|
param.ajouter(w); |
| 474 |
|
|
} |
| 475 |
|
|
indx_premier_ptctr=5+bspline->NbKnots(); |
| 476 |
|
|
|
| 477 |
|
|
|
| 478 |
|
|
} |
| 479 |
|
|
#endif |
