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francois |
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//------------------------------------------------------------ |
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//------------------------------------------------------------ |
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// MAGiC |
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// Jean Christophe Cuilli�re et Vincent FRANCOIS |
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// D�partement de G�nie M�canique - UQTR |
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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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// sat_straight.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 � 11H24 |
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//------------------------------------------------------------ |
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//------------------------------------------------------------ |
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#include "gestionversion.h" |
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#include "sat_straight.h" |
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#include "ot_mathematique.h" |
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#include "constantegeo.h" |
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#include <math.h> |
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SAT_STRAIGHT::SAT_STRAIGHT(unsigned long num):SAT_COURBE(num) |
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{ |
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} |
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SAT_STRAIGHT::SAT_STRAIGHT():SAT_COURBE() |
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{ |
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} |
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SAT_STRAIGHT::~SAT_STRAIGHT() |
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{ |
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} |
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void SAT_STRAIGHT::evaluer(double t,double *xyz) |
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{ |
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xyz[0]=root[0]+t*dir[0]; |
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xyz[1]=root[1]+t*dir[1]; |
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xyz[2]=root[2]+t*dir[2]; |
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} |
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void SAT_STRAIGHT::deriver(double t,double *xyz) |
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{ |
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xyz[0]=dir[0]; |
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xyz[1]=dir[1]; |
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xyz[2]=dir[2]; |
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} |
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void SAT_STRAIGHT::deriver_seconde(double t,double *ddxyz,double* dxyz,double* xyz) |
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{ |
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ddxyz[0]=0.; |
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ddxyz[1]=0.; |
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ddxyz[2]=0.; |
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if (dxyz!=NULL) deriver(t,dxyz); |
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if (xyz!=NULL) evaluer(t,xyz); |
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} |
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void SAT_STRAIGHT::inverser(double& t,double *xyz,double precision) |
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{ |
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int num; |
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if (!(OPERATEUR::egal(dir[0],0.0,0.0001))) num=0; |
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else if (!(OPERATEUR::egal(dir[1],0.0,0.0001))) num=1; |
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else num=2; |
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t=(xyz[num]-root[num])/dir[num]; |
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} |
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double SAT_STRAIGHT::get_tmin() |
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{ |
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return -1e300; |
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} |
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double SAT_STRAIGHT::get_tmax() |
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{ |
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return 1e300; |
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} |
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double SAT_STRAIGHT::get_longueur(double t1,double t2,double precis) |
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{ |
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return (sqrt(dir[0]*dir[0]+dir[1]*dir[1]+dir[2]*dir[2])*(t2-t1)); |
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} |
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int SAT_STRAIGHT::est_periodique(void) |
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{ |
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return 0; |
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} |
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double SAT_STRAIGHT::get_periode(void) |
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{ |
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return 0.; |
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} |
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int SAT_STRAIGHT::get_type_geometrique(TPL_LISTE_ENTITE<double> ¶m) |
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{ |
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param.ajouter(root[0]); |
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param.ajouter(root[1]); |
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param.ajouter(root[2]); |
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param.ajouter(dir[0]); |
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param.ajouter(dir[1]); |
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param.ajouter(dir[2]); |
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return MGCo_LINE; |
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} |
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void SAT_STRAIGHT::get_param_NURBS(int& indx_premier_ptctr,TPL_LISTE_ENTITE<double> ¶m) |
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{ |
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// The first parameter indicate the code access |
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param.ajouter(1); |
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// The follewing two parameters of the list indicate the orders of the net points |
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param.ajouter(2); |
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param.ajouter(0); |
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// The follewing two parameters indicate the number of rows and colons of the control points |
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// respectively to the two parameters directions |
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param.ajouter(2); |
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param.ajouter(0); |
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// this present the knot vector in the u-direction |
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param.ajouter(0); |
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param.ajouter(0); |
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param.ajouter(1); |
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param.ajouter(1); |
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double u_inf=10e6; |
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double xyz[3]; |
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xyz[0]=root[0]+u_inf*dir[0]; |
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xyz[1]=root[1]+u_inf*dir[1]; |
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xyz[2]=root[2]+u_inf*dir[2]; |
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param.ajouter(xyz[0]); |
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param.ajouter(xyz[1]); |
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param.ajouter(xyz[2]); |
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francois |
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param.ajouter(1.); |
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francois |
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xyz[0]=root[0]-u_inf*dir[0]; |
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xyz[1]=root[1]-u_inf*dir[1]; |
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xyz[2]=root[2]-u_inf*dir[2]; |
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param.ajouter(xyz[0]); |
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param.ajouter(xyz[1]); |
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param.ajouter(xyz[2]); |
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francois |
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param.ajouter(1.); |
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francois |
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indx_premier_ptctr=9; |
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} |
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