| 1 |
/*****************************************************************
|
| 2 |
|
| 3 |
m2d_ana_dens.c Type:Func
|
| 4 |
|
| 5 |
analyse du respect de la carte de taille
|
| 6 |
|
| 7 |
Date de creation : Tue May 27 17:24:28 1997
|
| 8 |
|
| 9 |
Derniere version : Tue Jul 29 11:24:48 1997
|
| 10 |
|
| 11 |
|
| 12 |
|
| 13 |
|
| 14 |
|
| 15 |
|
| 16 |
|
| 17 |
|
| 18 |
|
| 19 |
Vincent FRANCOIS
|
| 20 |
|
| 21 |
*****************************************************************/
|
| 22 |
|
| 23 |
|
| 24 |
|
| 25 |
|
| 26 |
|
| 27 |
/**************************/
|
| 28 |
/* include */
|
| 29 |
#include <stdio.h>
|
| 30 |
#include <math.h>
|
| 31 |
#include <string.h>
|
| 32 |
#include "memoire.h"
|
| 33 |
#include "const.h"
|
| 34 |
#include "struct.h"
|
| 35 |
#include "prototype.h"
|
| 36 |
|
| 37 |
/**************************/
|
| 38 |
/* variables globales */
|
| 39 |
extern struct environnement env;
|
| 40 |
extern struct s_mesh *mesh;
|
| 41 |
extern struct s_acis *acis;
|
| 42 |
|
| 43 |
|
| 44 |
|
| 45 |
/**************************/
|
| 46 |
/* programme principal */
|
| 47 |
|
| 48 |
void m2d_ana_dens(struct s_face *face,int debut, int fin)
|
| 49 |
{
|
| 50 |
struct s_triangle *tri;
|
| 51 |
struct s_noeud *no1,*no2,*no3;
|
| 52 |
float a,b,poids_gauss[6],xsi_gauss[6],eta_gauss[6];
|
| 53 |
float total_integ,integ;
|
| 54 |
float x1,y1,z1,eps_ref,eps_ref1,eps_ref2,eps;
|
| 55 |
float u1,v1,u2,v2,u3,v3;
|
| 56 |
float du,dv;
|
| 57 |
int i,j,n,nb_pratique;
|
| 58 |
float vec1[3],vec2[3],vec[3],det_j,facteur,x,y,z,dens,uref,vref;
|
| 59 |
char mess[255];
|
| 60 |
|
| 61 |
|
| 62 |
|
| 63 |
a=0.445948490915965;
|
| 64 |
b=0.091576213509771;
|
| 65 |
poids_gauss[0]=0.111690794839005;xsi_gauss[0]=a;eta_gauss[0]=a;
|
| 66 |
poids_gauss[1]=0.111690794839005;xsi_gauss[1]=1.0-2.0*a;eta_gauss[1]=a;
|
| 67 |
poids_gauss[2]=0.111690794839005;xsi_gauss[2]=a;eta_gauss[2]=1.0-2.0*a;
|
| 68 |
poids_gauss[3]=0.054975871827661;xsi_gauss[3]=b;eta_gauss[3]=b;
|
| 69 |
poids_gauss[4]=0.054975871827661;xsi_gauss[4]=1.0-2.0*b;eta_gauss[4]=b;
|
| 70 |
poids_gauss[5]=0.054975871827661;xsi_gauss[5]=b;eta_gauss[5]=1.0-2.0*b;
|
| 71 |
total_integ=0.;
|
| 72 |
nb_pratique=0;
|
| 73 |
eps_ref=0.;
|
| 74 |
eps_ref1=0.;
|
| 75 |
eps_ref2=0.;
|
| 76 |
for (i=0;i<mesh->nb_triangle;i++)
|
| 77 |
{
|
| 78 |
tri=ADRESSE(i,triangle,mesh->);
|
| 79 |
if (tri->num_ent==face->num)
|
| 80 |
{
|
| 81 |
nb_pratique++;
|
| 82 |
no1=ADRESSE(tri->n1,noeud,mesh->);
|
| 83 |
no2=ADRESSE(tri->n2,noeud,mesh->);
|
| 84 |
no3=ADRESSE(tri->n3,noeud,mesh->);
|
| 85 |
VEC(vec1,no1,no2);
|
| 86 |
VEC(vec2,no1,no3);
|
| 87 |
PVEC(vec,vec1,vec2);
|
| 88 |
det_j=(float)sqrt((double)PSCA(vec,vec));
|
| 89 |
facteur=2.309401077*det_j;
|
| 90 |
integ=0.;
|
| 91 |
for (j=0;j<6;j++)
|
| 92 |
{
|
| 93 |
x=(1-xsi_gauss[j]-eta_gauss[j])*no1->x+xsi_gauss[j]*no2->x+eta_gauss[j]*no3->x;
|
| 94 |
y=(1-xsi_gauss[j]-eta_gauss[j])*no1->y+xsi_gauss[j]*no2->y+eta_gauss[j]*no3->y;
|
| 95 |
z=(1-xsi_gauss[j]-eta_gauss[j])*no1->z+xsi_gauss[j]*no2->z+eta_gauss[j]*no3->z;
|
| 96 |
if (mesh->rev_u!=0.) du=0.5*mesh->rev_u-no1->u; else du=0.;
|
| 97 |
if (mesh->rev_v!=0.) dv=0.5*mesh->rev_v-no1->v; else dv=0.;
|
| 98 |
eval_decale(&u1,du,no1->u,U);
|
| 99 |
eval_decale(&v1,dv,no1->v,V);
|
| 100 |
eval_decale(&u2,du,no2->u,U);
|
| 101 |
eval_decale(&v2,dv,no2->v,V);
|
| 102 |
eval_decale(&u3,du,no3->u,U);
|
| 103 |
eval_decale(&v3,dv,no3->v,V);
|
| 104 |
uref=(1-xsi_gauss[j]-eta_gauss[j])*u1+xsi_gauss[j]*u2+eta_gauss[j]*u3;
|
| 105 |
vref=(1-xsi_gauss[j]-eta_gauss[j])*v1+xsi_gauss[j]*v2+eta_gauss[j]*v3;
|
| 106 |
eval_face(face,&uref,&vref,FONCTION,&x1,&y1,&z1,du,dv);
|
| 107 |
dens=eval_fdn2b(face,uref-du,vref-dv,TOTAL);
|
| 108 |
dens=dens*dens;
|
| 109 |
integ=integ+poids_gauss[j]*facteur/dens;
|
| 110 |
eps=(float)sqrt((double)((x-x1)*(x-x1)+(y-y1)*(y-y1)+(z-z1)*(z-z1)));
|
| 111 |
if (eps>eps_ref) eps_ref=eps;
|
| 112 |
if ((tri->origine==1)&&(eps>eps_ref1)) eps_ref1=eps;
|
| 113 |
if ((tri->origine==2)&&(eps>eps_ref2)) eps_ref2=eps;
|
| 114 |
}
|
| 115 |
total_integ=total_integ+integ;
|
| 116 |
}
|
| 117 |
}
|
| 118 |
n=(int)floor(total_integ);
|
| 119 |
if (total_integ-n>0.5) n++;
|
| 120 |
mesh->theorique=mesh->theorique+n;
|
| 121 |
sprintf(mess,M2D_ANA_RES1,n,nb_pratique);
|
| 122 |
aff_text(mess);
|
| 123 |
sprintf(mess,M2D_ANA_RES2,(n-nb_pratique)*1.0/n);
|
| 124 |
aff_text(mess);
|
| 125 |
sprintf(mess,M2D_ANA_RES3,eps_ref);
|
| 126 |
aff_text(mess);
|
| 127 |
sprintf(mess,M2D_ANA_RES4,eps_ref1);
|
| 128 |
aff_text(mess);
|
| 129 |
sprintf(mess,M2D_ANA_RES5,eps_ref2);
|
| 130 |
aff_text(mess);
|
| 131 |
MAXI(env.eps_ref,env.eps_ref,eps_ref);
|
| 132 |
MAXI(env.eps_ref1,env.eps_ref1,eps_ref1);
|
| 133 |
MAXI(env.eps_ref2,env.eps_ref2,eps_ref2);
|
| 134 |
}
|
