| 58 |
|
int argc; |
| 59 |
|
char *argv[]; |
| 60 |
|
{ |
| 61 |
– |
HDGRID hdg; |
| 61 |
|
int i; |
| 62 |
|
/* mark start time */ |
| 63 |
|
starttime = time(NULL); |
| 108 |
|
getradfile(); |
| 109 |
|
|
| 110 |
|
if (hdlist[0] == NULL) { /* create new holodeck */ |
| 111 |
+ |
HDGRID hdg[HDMAX]; |
| 112 |
|
/* set defaults */ |
| 113 |
< |
setdefaults(&hdg); |
| 113 |
> |
setdefaults(hdg); |
| 114 |
|
/* holodeck exists? */ |
| 115 |
|
if (!force && access(hdkfile, R_OK|W_OK) == 0) |
| 116 |
|
error(USER, |
| 117 |
|
"holodeck file exists -- use -f to overwrite"); |
| 118 |
|
/* create holodeck */ |
| 119 |
< |
creatholo(&hdg); |
| 119 |
> |
creatholo(hdg); |
| 120 |
|
} else /* else just set defaults */ |
| 121 |
|
setdefaults(NULL); |
| 122 |
|
/* initialize */ |
| 315 |
|
{ |
| 316 |
|
extern char *atos(); |
| 317 |
|
register int i; |
| 318 |
+ |
int n; |
| 319 |
|
double len[3], maxlen, d; |
| 320 |
|
char buf[64]; |
| 321 |
|
|
| 323 |
|
sprintf(errmsg, "%s must be defined", vnam(SECTION)); |
| 324 |
|
error(USER, errmsg); |
| 325 |
|
} |
| 325 |
– |
if (vdef(SECTION) > 1) { |
| 326 |
– |
sprintf(errmsg, "ignoring all but first %s", vnam(SECTION)); |
| 327 |
– |
error(WARNING, errmsg); |
| 328 |
– |
} |
| 326 |
|
if (!vdef(OCTREE)) { |
| 327 |
|
if ((vval(OCTREE) = bmalloc(strlen(froot)+5)) == NULL) |
| 328 |
|
error(SYSTEM, "out of memory"); |
| 340 |
|
if (gp == NULL) /* already initialized? */ |
| 341 |
|
return; |
| 342 |
|
/* set grid parameters */ |
| 343 |
< |
gp->grid[0] = gp->grid[1] = gp->grid[2] = 0; |
| 344 |
< |
if (sscanf(vval(SECTION), |
| 343 |
> |
for (n = 0; n < vdef(SECTION); n++, gp++) { |
| 344 |
> |
gp->grid[0] = gp->grid[1] = gp->grid[2] = 0; |
| 345 |
> |
if (sscanf(nvalue(SECTION, n), |
| 346 |
|
"%lf %lf %lf %lf %lf %lf %lf %lf %lf %lf %lf %lf %hd %hd %hd", |
| 347 |
< |
&gp->orig[0], &gp->orig[1], &gp->orig[2], |
| 348 |
< |
&gp->xv[0][0], &gp->xv[0][1], &gp->xv[0][2], |
| 349 |
< |
&gp->xv[1][0], &gp->xv[1][1], &gp->xv[1][2], |
| 350 |
< |
&gp->xv[2][0], &gp->xv[2][1], &gp->xv[2][2], |
| 351 |
< |
&gp->grid[0], &gp->grid[1], &gp->grid[2]) < 12) |
| 352 |
< |
badvalue(SECTION); |
| 353 |
< |
maxlen = 0.; |
| 354 |
< |
for (i = 0; i < 3; i++) |
| 355 |
< |
if ((len[i] = VLEN(gp->xv[i])) > maxlen) |
| 356 |
< |
maxlen = len[i]; |
| 357 |
< |
if (!vdef(GRID)) { |
| 358 |
< |
sprintf(buf, "%.4f", maxlen/8.); |
| 359 |
< |
vval(GRID) = savqstr(buf); |
| 360 |
< |
vdef(GRID)++; |
| 347 |
> |
&gp->orig[0], &gp->orig[1], &gp->orig[2], |
| 348 |
> |
&gp->xv[0][0], &gp->xv[0][1], &gp->xv[0][2], |
| 349 |
> |
&gp->xv[1][0], &gp->xv[1][1], &gp->xv[1][2], |
| 350 |
> |
&gp->xv[2][0], &gp->xv[2][1], &gp->xv[2][2], |
| 351 |
> |
&gp->grid[0], &gp->grid[1], &gp->grid[2]) < 12) |
| 352 |
> |
badvalue(SECTION); |
| 353 |
> |
maxlen = 0.; |
| 354 |
> |
for (i = 0; i < 3; i++) |
| 355 |
> |
if ((len[i] = VLEN(gp->xv[i])) > maxlen) |
| 356 |
> |
maxlen = len[i]; |
| 357 |
> |
if (!vdef(GRID)) |
| 358 |
> |
d = 0.125*maxlen; |
| 359 |
> |
else if ((d = vflt(GRID)) <= FTINY) |
| 360 |
> |
badvalue(GRID); |
| 361 |
> |
for (i = 0; i < 3; i++) |
| 362 |
> |
if (gp->grid[i] <= 0) |
| 363 |
> |
gp->grid[i] = len[i]/d + (1.-FTINY); |
| 364 |
|
} |
| 364 |
– |
if ((d = vflt(GRID)) <= FTINY) |
| 365 |
– |
badvalue(GRID); |
| 366 |
– |
for (i = 0; i < 3; i++) |
| 367 |
– |
if (gp->grid[i] <= 0) |
| 368 |
– |
gp->grid[i] = len[i]/d + (1.-FTINY); |
| 365 |
|
} |
| 366 |
|
|
| 367 |
|
|
| 369 |
|
HDGRID *gp; |
| 370 |
|
{ |
| 371 |
|
extern char VersionID[]; |
| 372 |
< |
long endloc = 0; |
| 372 |
> |
int4 lastloc, nextloc; |
| 373 |
> |
int n; |
| 374 |
|
int fd; |
| 375 |
|
FILE *fp; |
| 376 |
|
/* open & truncate file */ |
| 384 |
|
printvars(fp); |
| 385 |
|
fputformat(HOLOFMT, fp); |
| 386 |
|
fputc('\n', fp); |
| 387 |
< |
putw(HOLOMAGIC, fp); /* put magic number & terminus */ |
| 391 |
< |
fwrite(&endloc, sizeof(long), 1, fp); |
| 387 |
> |
putw(HOLOMAGIC, fp); /* put magic number */ |
| 388 |
|
fd = dup(fileno(fp)); |
| 389 |
|
fclose(fp); /* flush and close stdio stream */ |
| 390 |
< |
hdinit(fd, gp); /* allocate and initialize index */ |
| 390 |
> |
lastloc = lseek(fd, 0L, 2); |
| 391 |
> |
for (n = vdef(SECTION); n--; gp++) { /* initialize each section */ |
| 392 |
> |
nextloc = 0L; |
| 393 |
> |
write(fd, (char *)&nextloc, sizeof(nextloc)); |
| 394 |
> |
hdinit(fd, gp); /* writes beam index */ |
| 395 |
> |
if (!n) |
| 396 |
> |
break; |
| 397 |
> |
nextloc = hdfilen(fd); /* write section pointer */ |
| 398 |
> |
if (lseek(fd, (long)lastloc, 0) < 0) |
| 399 |
> |
error(SYSTEM, |
| 400 |
> |
"cannot seek on holodeck file in creatholo"); |
| 401 |
> |
write(fd, (char *)&nextloc, sizeof(nextloc)); |
| 402 |
> |
lseek(fd, (long)(lastloc=nextloc), 0); |
| 403 |
> |
} |
| 404 |
|
} |
| 405 |
|
|
| 406 |
|
|
| 433 |
|
extern long ftell(); |
| 434 |
|
FILE *fp; |
| 435 |
|
int fd; |
| 436 |
< |
long fpos; |
| 436 |
> |
int n; |
| 437 |
> |
int4 nextloc; |
| 438 |
|
/* open holodeck file */ |
| 439 |
|
if ((fp = fopen(hdkfile, ncprocs>0 ? "r+" : "r")) == NULL) { |
| 440 |
|
sprintf(errmsg, "cannot open \"%s\" for %s", hdkfile, |
| 449 |
|
hdkfile); |
| 450 |
|
error(USER, errmsg); |
| 451 |
|
} |
| 452 |
< |
fread(&fpos, sizeof(long), 1, fp); |
| 443 |
< |
if (fpos != 0) |
| 444 |
< |
error(WARNING, "ignoring multiple sections in holodeck file"); |
| 445 |
< |
fpos = ftell(fp); /* get stdio position */ |
| 452 |
> |
nextloc = ftell(fp); /* get stdio position */ |
| 453 |
|
fd = dup(fileno(fp)); |
| 454 |
|
fclose(fp); /* done with stdio */ |
| 455 |
< |
lseek(fd, fpos, 0); /* align system file pointer */ |
| 456 |
< |
hdinit(fd, NULL); /* allocate and load index */ |
| 455 |
> |
for (n = 0; nextloc > 0L; n++) { /* initialize each section */ |
| 456 |
> |
lseek(fd, (long)nextloc, 0); |
| 457 |
> |
read(fd, (char *)&nextloc, sizeof(nextloc)); |
| 458 |
> |
hdinit(fd, NULL); |
| 459 |
> |
} |
| 460 |
> |
if (n != vdef(SECTION)) { |
| 461 |
> |
sprintf(errmsg, "number of sections does not match %s setting", |
| 462 |
> |
vnam(SECTION)); |
| 463 |
> |
error(WARNING, errmsg); |
| 464 |
> |
} |
| 465 |
|
} |
| 466 |
|
|
| 467 |
|
|