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francois |
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//####//------------------------------------------------------------ |
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//####//------------------------------------------------------------ |
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//####// MAGiC |
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//####// Jean Christophe Cuilliere et Vincent FRANCOIS |
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//####// Departement de Genie Mecanique - UQTR |
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//####//------------------------------------------------------------ |
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//####// MAGIC est un projet de recherche de l equipe ERICCA |
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//####// du departement de genie mecanique de l Universite du Quebec a Trois Rivieres |
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//####// http://www.uqtr.ca/ericca |
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//####// http://www.uqtr.ca/ |
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//####//------------------------------------------------------------ |
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//####//------------------------------------------------------------ |
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//####// |
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//####// mg_courbe.cpp |
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//####// |
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//####//------------------------------------------------------------ |
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//####//------------------------------------------------------------ |
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//####// COPYRIGHT 2000-2024 |
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//####// jeu 13 jun 2024 11:58:54 EDT |
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//####//------------------------------------------------------------ |
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//####//------------------------------------------------------------ |
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francois |
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#include "gestionversion.h" |
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#include <math.h> |
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#include "mg_courbe.h" |
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#include "vct_courbe.h" |
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MG_COURBE::MG_COURBE(unsigned long num):MG_ELEMENT_GEOMETRIQUE(num),vect(NULL) |
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{ |
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} |
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MG_COURBE::MG_COURBE():MG_ELEMENT_GEOMETRIQUE(),vect(NULL) |
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{ |
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} |
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MG_COURBE::MG_COURBE(MG_COURBE& mdd):MG_ELEMENT_GEOMETRIQUE(),vect(NULL) |
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{ |
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} |
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MG_COURBE::~MG_COURBE() |
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{ |
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if (vect!=NULL) delete vect; |
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} |
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couturad |
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int MG_COURBE::get_type(void) |
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{ |
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return TYPE_ELEMENT_GEOMETRIQUE::COURBE; |
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} |
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francois |
283 |
double MG_COURBE::get_tmin() |
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{ |
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return t_min; |
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} |
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double MG_COURBE::get_tmax() |
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{ |
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return t_max; |
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} |
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double MG_COURBE::get_M(double t) |
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{ |
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double ddxyz[3]; |
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double dxyz[3]; |
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double xyz[3]; |
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deriver_seconde(t,ddxyz,dxyz,xyz); |
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double facteur1=(dxyz[0]*dxyz[0]+dxyz[1]*dxyz[1]+dxyz[2]*dxyz[2]); |
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double facteur2=(ddxyz[0]*dxyz[0]+ddxyz[1]*dxyz[1]+ddxyz[2]*dxyz[2])/facteur1/facteur1; |
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double m[3]; |
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m[0]=ddxyz[0]/facteur1-dxyz[0]*facteur2; |
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m[1]=ddxyz[1]/facteur1-dxyz[1]*facteur2; |
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m[2]=ddxyz[2]/facteur1-dxyz[2]*facteur2; |
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return sqrt(m[0]*m[0]+m[1]*m[1]+m[2]*m[2]); |
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} |
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VCT& MG_COURBE::get_vectorisation(void) |
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{ |
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if (vect==NULL) vect=new VCT_COURBE(this); |
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return *vect; |
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} |
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