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/*****************************************************************
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r3d_comp_face.c Type:Func
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Comparaison des faces d une octree
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Date de creation : Wed Jul 23 14:45:18 1997
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Derniere version : Thu Jul 24 11:49:11 1997
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Vincent FRANCOIS
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*****************************************************************/
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/**************************/
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/* include */
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#include <stdio.h>
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#include <string.h>
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#include <math.h>
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#include "const.h"
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#include "memoire.h"
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#include "struct.h"
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#include "prototype.h"
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/**************************/
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/* variables globales */
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extern struct s_acis *acis;
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extern struct environnement env;
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extern struct s_mesh *mesh;
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extern struct s_param *para;
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/**************************/
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/* programme principal */
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void r3d_comp_face(struct s_octree *oct,int nb_face,float dens)
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{
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int num,nb_entite,j,ok,k,type;
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struct s_face *face;
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struct s_plane *plane;
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struct s_cone *cone;
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char type_entite[20],mess[255];
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float dir[4],ox[4],oy[4],oz[4],carac[20],vec[4],vec2[4],ps1,ps2;
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struct r_face l_face[20];
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int l_body[2];
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nb_entite=0;
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for (j=0;j<oct->nb_face;j++)
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{
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face=oct->face[j];
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if (strcmp(acis->type_entite[face->surface],"plane-surface")==0)
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{
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plane=(struct s_plane *)acis->entity[face->surface];
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memcpy(dir,plane->normal,3*sizeof(float));
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eval_vecteur(dir);
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l_face[nb_entite].nb_carac=3;
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l_face[nb_entite].type=PLANE;
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l_face[nb_entite].gtrouve=0;
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l_face[nb_entite].num=face->num;
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memcpy(l_face[nb_entite].carac,dir,3*sizeof(float));
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memcpy(l_face[nb_entite].carac+3,plane->root,3*sizeof(float));
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}
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if (strcmp(acis->type_entite[face->surface],"cone-surface")==0)
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{
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cone=(struct s_cone *)acis->entity[face->surface];
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memcpy(ox,cone->param->u,3*sizeof(float));
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memcpy(oy,cone->param->v,3*sizeof(float));
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memcpy(oz,cone->param->w,3*sizeof(float));
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eval_vecteur(ox);
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eval_vecteur(oy);
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eval_vecteur(oz);
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l_face[nb_entite].nb_carac=10;
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l_face[nb_entite].type=CONE;
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l_face[nb_entite].gtrouve=0;
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l_face[nb_entite].num=face->num;
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memcpy(l_face[nb_entite].carac,ox,3*sizeof(float));
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memcpy(l_face[nb_entite].carac+3,oy,3*sizeof(float));
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memcpy(l_face[nb_entite].carac+6,oz,3*sizeof(float));
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l_face[nb_entite].carac[9]=cone->param->tg;
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l_face[nb_entite].carac[10]=cone->param->a;
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l_face[nb_entite].carac[11]=cone->param->b;
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memcpy(l_face[nb_entite].carac+12,cone->param->centre,3*sizeof(float));
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}
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nb_entite++;
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}
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for (j=0;j<nb_face;j++)
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{
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r3d_file(mess);
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sscanf(mess,"%s",type_entite);
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if (strcmp(type_entite,"PLANE")==0)
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{
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sscanf(mess,"%s %d %f %f %f %f %f %f",type_entite,&num,&carac[3],&carac[4],&carac[5],&carac[0],&carac[1],&carac[2]);
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type=PLANE;
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}
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if (strcmp(type_entite,"CONE")==0)
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{
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sscanf(mess,"%s %d %f %f %f %f %f %f %f %f %f %f %f %f %f %f %f",type_entite,&num,&carac[12],&carac[13],&carac[14],&carac[10],&carac[0],&carac[1],&carac[2],&carac[11],&carac[3],&carac[4],&carac[5],&carac[6],&carac[7],&carac[8],&carac[9]);
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type=CONE;
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}
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ok=0;
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for (k=0;k<nb_entite;k++)
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{
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if (ok==0)
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if (l_face[k].gtrouve==0)
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if (type==l_face[k].type)
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if ( ((l_face[k].nb_carac>0) && (EGAL(carac[0],l_face[k].carac[0],0.0001))) || (l_face[k].nb_carac<1) )
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if ( ((l_face[k].nb_carac>1) && (EGAL(carac[1],l_face[k].carac[1],0.0001))) || (l_face[k].nb_carac<2) )
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if ( ((l_face[k].nb_carac>2) && (EGAL(carac[2],l_face[k].carac[2],0.0001))) || (l_face[k].nb_carac<3) )
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if ( ((l_face[k].nb_carac>3) && (EGAL(carac[3],l_face[k].carac[3],0.0001))) || (l_face[k].nb_carac<4) )
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if ( ((l_face[k].nb_carac>4) && (EGAL(carac[4],l_face[k].carac[4],0.0001))) || (l_face[k].nb_carac<5) )
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if ( ((l_face[k].nb_carac>5) && (EGAL(carac[5],l_face[k].carac[5],0.0001))) || (l_face[k].nb_carac<6) )
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if ( ((l_face[k].nb_carac>6) && (EGAL(carac[6],l_face[k].carac[6],0.0001))) || (l_face[k].nb_carac<7) )
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if ( ((l_face[k].nb_carac>7) && (EGAL(carac[7],l_face[k].carac[7],0.0001))) || (l_face[k].nb_carac<8) )
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if ( ((l_face[k].nb_carac>8) && (EGAL(carac[8],l_face[k].carac[8],0.0001))) || (l_face[k].nb_carac<9) )
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if ( ((l_face[k].nb_carac>9) && (EGAL(carac[9],l_face[k].carac[9],0.0001))) || (l_face[k].nb_carac<10) )
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{
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if (type==PLANE)
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{
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vec[0]=carac[0];vec[1]=carac[1];vec[2]=carac[2];
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vec2[0]=carac[3]-l_face[k].carac[3];
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vec2[1]=carac[4]-l_face[k].carac[4];
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vec2[2]=carac[5]-l_face[k].carac[5];
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ps1=PSCA(vec,vec2);
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ps2=0.;
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}
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if (type==CONE)
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{
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ps1=carac[10]*l_face[k].carac[11]-carac[11]*l_face[k].carac[10];
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vec2[0]=carac[12]-l_face[k].carac[12];
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vec2[1]=carac[13]-l_face[k].carac[13];
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vec2[2]=carac[14]-l_face[k].carac[14];
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ps2=(float)sqrt((double)PSCA(vec2,vec2));
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ps2=carac[10]-ps2*carac[9]-l_face[k].carac[10];
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}
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if (EGAL(ps1,0.,0.0001))
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if (EGAL(ps2,0.,0.0001))
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{
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ok=1;
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l_face[k].gtrouve=1;
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}
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}
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}
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if (ok==0) r3d_zone(ORIGINAL,OLD,oct,dens,FACE,num,0,l_body);
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}
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for (k=0;k<nb_entite;k++)
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if (l_face[k].gtrouve==0)
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r3d_zone(RETARDE3,NEW,oct,dens,FACE,l_face[k].num,0,l_body);
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return;
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}
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