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#include "gestionversion.h"
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//---------------------------------------------------------------------------
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#pragma hdrstop
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#include <math.h>
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#include "sl_segment12.h"
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#include "fem_segment.h"
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#include "fem_noeud.h"
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//---------------------------------------------------------------------------
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#pragma package(smart_init)
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SL_SEGMENT12::SL_SEGMENT12(FEM_SEGMENT *mgseg):SL_SEGMENT(mgseg)
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{
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}
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SL_SEGMENT12::SL_SEGMENT12(SL_SEGMENT12& mdd):SL_SEGMENT(mdd)
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{
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}
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SL_SEGMENT12::~SL_SEGMENT12()
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{
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}
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int SL_SEGMENT12::nb_point_gauss(void)
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{
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return 2;
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}
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int SL_SEGMENT12::nb_fonction_interpolation(void)
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{
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return 2;
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}
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void SL_SEGMENT12::get_point_gauss(int num,double *xyz,double& poids)
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{
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switch (num)
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{
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case 1:xyz[0]=-0.57735026918962576450914878050196;poids=1.;break;
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case 2:xyz[0]=0.57735026918962576450914878050196;poids=1.;break;
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}
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}
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double SL_SEGMENT12::get_fonction_interpolation(int num,double *uv)
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{
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double val;
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switch (num)
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{
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case 1:val=0.5*(1-uv[0]);break;
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case 2:val=0.5*(1+uv[0]);break;
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}
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return val;
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}
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double SL_SEGMENT12::get_fonction_derive_interpolation(int num,int numvariable,double *uv)
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{
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double val;
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switch (num)
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{
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case 1:val=-0.5;break;
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case 2:val=0.5;break;
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}
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return val;
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}
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double SL_SEGMENT12::get_jacobien(double* jac,double *uv,int& li,int& col,double unite)
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{
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FEM_NOEUD* noeud1=((FEM_SEGMENT*) mai)->get_fem_noeud(0);
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FEM_NOEUD* noeud2=((FEM_SEGMENT*) mai)->get_fem_noeud(1);
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double *xyz1=noeud1->get_coord();
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double *xyz2=noeud2->get_coord();
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li=1;col=3;
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jac[0]=unite*(-0.5*xyz1[0]+0.5*xyz2[0]);
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jac[1]=unite*(-0.5*xyz1[1]+0.5*xyz2[1]);
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jac[2]=unite*(-0.5*xyz1[2]+0.5*xyz2[2]);
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double L= 2* sqrt(jac[0]*jac[0]+jac[1]*jac[1]+jac[2]*jac[2]);
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return L;
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}
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void SL_SEGMENT12:: get_inverse_jacob(double* jac,double*j,double unite)
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{
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return;
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}
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int SL_SEGMENT12::nb_point_extrapolation()
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{
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return 2;
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}
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