int
main( /* compile a .OBJ file into a mesh */
int argc,
char *argv[]
)
{
int nmatf = 0;
char pathnames[12800];
char *pns = pathnames;
char *matinp[128];
char *cp;
int i, j;
progname = argv[0];
ofun[OBJ_FACE].funp = o_face;
for (i = 1; i < argc && argv[i][0] == '-'; i++)
switch (argv[i][1]) {
case 'n': /* set limit */
objlim = atoi(argv[++i]);
break;
case 'r': /* resolution limit */
resolu = atoi(argv[++i]);
break;
case 'a': /* material file */
matinp[nmatf++] = argv[++i];
break;
case 'l': /* library material */
cp = getpath(argv[++i], getrlibpath(), R_OK);
if (cp == NULL) {
sprintf(errmsg,
"cannot find library material: '%s'",
argv[i]);
error(USER, errmsg);
}
matinp[nmatf++] = strcpy(pns, cp);
while (*pns++)
;
break;
case 'w': /* supress warnings */
nowarn = 1;
break;
default:
sprintf(errmsg, "unknown option: '%s'", argv[i]);
error(USER, errmsg);
break;
}
if (i < argc-2)
error(USER, "too many file arguments");
/* initialize mesh */
cvinit(i==argc-2 ? argv[i+1] : "<stdout>");
/* load material input */
for (j = 0; j < nmatf; j++)
readobj(matinp[j]);
/* read .OBJ file into triangles */
if (i == argc)
wfreadobj(NULL);
else
wfreadobj(argv[i]);
cvmeshbounds(); /* set octree boundaries */
if (i == argc-2) /* open output file */
if (freopen(argv[i+1], "w", stdout) == NULL)
error(SYSTEM, "cannot open output file");
SET_FILE_BINARY(stdout);
newheader("RADIANCE", stdout); /* new binary file header */
printargs(i<argc ? i+1 : argc, argv, stdout);
fputformat(MESHFMT, stdout);
fputc('\n', stdout);
mincusize = ourmesh->mcube.cusize / resolu - FTINY;
for (i = 0; i < nobjects; i++) /* add triangles to octree */
if (objptr(i)->otype == OBJ_FACE)
addface(&ourmesh->mcube, i);
/* optimize octree */
ourmesh->mcube.cutree = combine(ourmesh->mcube.cutree);
if (ourmesh->mcube.cutree == EMPTY)
error(WARNING, "mesh is empty");
cvmesh(); /* convert mesh and leaf nodes */
writemesh(ourmesh, stdout); /* write mesh to output */
/* printmeshstats(ourmesh, stderr); */
quit(0);
return 0; /* pro forma return */
}
/*============================================================================*/
int main (int argc, char **argv) {
/* printf("argc=%d\n", argc); */
#ifdef PROOL
if(argc==3)
{
exitif(strlen(argv[1])>195, "unical: sorry input file name too long.", NULL);
strcpy(inname, argv[1]);
exitif(strlen(argv[1])>195, "unical: sorry output file name too long.", NULL);
strcpy(outname, argv[2]);
printf("unical1, Copyright(C) 2011 Bernhardi \n");
printf("some modif. by prool, 2015. www.prool.kharkov.org\n");
printf("unical comes with ABSOLUTELY NO WARRANTY. This is free\n");
printf("software, and you are welcome to redistribute it under\n");
printf("certain conditions, see http://www.gnu.org/licenses/gpl.html\n\n");
}
else
{
printf("unical: usage: unical inputfile outputfile\n");
exit(0);
}
#else
if(argc==2) {
exitif(strlen(argv[1])>195, "unical: sorry file name too long.", NULL);
strcpy(problem, argv[1]);
full=0; }
else if(argc==3) {
exitif(strncmp(argv[1],"-f",2)!=0, "unical: command not understood.", NULL);
exitif(strlen(argv[2])>195, "unical: sorry file name too long.", NULL);
strcpy(problem, argv[2]);
full=1; }
else {
printf("unical: usage: unical [-f] unv_filename (without extension .unv)\n");
exit(0); }
printf("unical1, Copyright(C) 2011 Bernhardi \n");
printf("unical comes with ABSOLUTELY NO WARRANTY. This is free\n");
printf("software, and you are welcome to redistribute it under\n");
printf("certain conditions, see http://www.gnu.org/licenses/gpl.html\n\n");
strcpy(inname, problem);
strcat(inname, ".unv");
#endif
#ifdef PROOL
process_e(inname); // convert exponent letter D+00 to E+00
strcpy(inname,TMPNAME);
#endif
printf("unical: Reading from file %s\n",inname);
fid = fopen(inname,"r");
exitif(fid==0,"Error reading from file ",inname);
countuni(); /* determine number of elements, nodes, etc. */
printf("unical: maxnode=%d, sumele=%d\n", maxnode, sumele);
allocate(); /* allocate large arrays. */
rewind(fid);
readnodes(); /* read nodes: coordinates. */
rewind(fid);
readelements(); /* read element connectivities. */
rewind(fid);
readgroups(); /* read group information. */
/* close universal file */
printf("unical: closing universal file %s\n", inname);
ret = fclose(fid);
exitif(ret < 0,"while attempting to close file ",inname);
#ifndef PROOL
strcpy(outname, problem);
strcat(outname, ".inp");
#endif
printf("unical: writing to file %s\n",outname);
fid = fopen(outname,"w");
exitif(fid==0,"Error opening file ",outname);
writemesh(); /* write node point and element data to abaqus/calculix input file. */
surface(); /* process groups for boundary conditions. */
#ifndef PROOL
/* write standard ABAQUS procedure calls: *frequency step. */
fprintf(fid,"*material, name=steel\n");
fprintf(fid,"*elastic\n");
fprintf(fid,"209000.0, 0.3\n");
fprintf(fid,"*density\n");
fprintf(fid,"7.85e-09\n");
fprintf(fid,"*step\n");
fprintf(fid,"*frequency\n");
fprintf(fid,"12\n");
fprintf(fid,"*nodefile\n");
fprintf(fid,"u\n");
fprintf(fid,"*elfile, output=3D\n");
fprintf(fid,"s, e\n");
fprintf(fid,"*endstep\n");
#endif
/* close abaqus/calculix input file */
printf("unical: closing file %s\n", outname);
ret = fclose(fid);
exitif(ret < 0,"while attempting to close file ",outname);
printf("unical: It was a pleasure serving you. Bye. \n");
printf("unical: returning to system. \n");
#ifdef PROOL
if (remove(TMPNAME)) {printf("can't delete tmp file `%s'\n",TMPNAME); exit(1);}
#endif
exit(0); }
