33 |
|
time_t endtime; /* time we should end by */ |
34 |
|
time_t reporttime; /* time for next report */ |
35 |
|
|
36 |
+ |
long maxdisk; /* maximum file space (bytes) */ |
37 |
+ |
|
38 |
|
int rtargc = 1; /* rtrace command */ |
39 |
|
char *rtargv[128] = {"rtrace", NULL}; |
40 |
|
|
134 |
|
disp_open(outdev); |
135 |
|
else if (ncprocs > 0) /* else use global ray feed */ |
136 |
|
init_global(); |
137 |
+ |
/* record disk space limit */ |
138 |
+ |
if (!vdef(DISKSPACE)) |
139 |
+ |
maxdisk = 0; |
140 |
+ |
else |
141 |
+ |
maxdisk = 1024.*1024.*vflt(DISKSPACE); |
142 |
|
/* record end time */ |
143 |
|
if (!vdef(TIME) || vflt(TIME) <= FTINY) |
144 |
|
endtime = 0; |
145 |
|
else |
146 |
|
endtime = starttime + vflt(TIME)*3600.; |
147 |
|
/* set up memory cache */ |
148 |
< |
hdcachesize = 1024.*1024.*vflt(CACHE); |
148 |
> |
if (outdev == NULL) |
149 |
> |
hdcachesize = 0; /* manual flushing */ |
150 |
> |
else if (vdef(CACHE)) |
151 |
> |
hdcachesize = 1024.*1024.*vflt(CACHE); |
152 |
|
/* open report file */ |
153 |
|
if (vdef(REPORT)) { |
154 |
|
register char *s = sskip2(vval(REPORT), 1); |
205 |
|
if (ncprocs <= 0) |
206 |
|
return(1); |
207 |
|
/* check file size */ |
208 |
< |
if ((l = 1024.*1024.*vflt(DISKSPACE)) > 0 && |
209 |
< |
hdfiluse(hdlist[0]->fd, 0) + hdmemuse(0) >= l) |
208 |
> |
if (maxdisk > 0 && hdfilen(hdlist[0]->fd) >= maxdisk) { |
209 |
> |
error(WARNING, "file limit exceeded"); |
210 |
|
return(0); |
211 |
+ |
} |
212 |
|
/* check time */ |
213 |
|
if (endtime > 0 || reporttime > 0) |
214 |
|
t = time(NULL); |
215 |
< |
if (endtime > 0 && t >= endtime) |
215 |
> |
if (endtime > 0 && t >= endtime) { |
216 |
> |
error(WARNING, "time limit exceeded"); |
217 |
|
return(0); |
218 |
+ |
} |
219 |
|
if (reporttime > 0 && t >= reporttime) |
220 |
|
report(t); |
221 |
|
/* get packets to process */ |
300 |
|
sprintf(vval(OCTREE), "%s.oct", froot); |
301 |
|
vdef(OCTREE)++; |
302 |
|
} |
290 |
– |
if (!vdef(DISKSPACE)) { |
291 |
– |
sprintf(errmsg, |
292 |
– |
"no %s setting, assuming 100 Mbytes available", |
293 |
– |
vnam(DISKSPACE)); |
294 |
– |
error(WARNING, errmsg); |
295 |
– |
vval(DISKSPACE) = "100"; |
296 |
– |
vdef(DISKSPACE)++; |
297 |
– |
} |
298 |
– |
if (!vdef(CACHE)) { |
299 |
– |
sprintf(errmsg, |
300 |
– |
"no %s setting, assuming 10 Mbytes available", |
301 |
– |
vnam(CACHE)); |
302 |
– |
error(WARNING, errmsg); |
303 |
– |
vval(CACHE) = "10"; |
304 |
– |
vdef(CACHE)++; |
305 |
– |
} |
303 |
|
if (!vdef(OBSTRUCTIONS)) { |
304 |
|
vval(OBSTRUCTIONS) = "T"; |
305 |
|
vdef(OBSTRUCTIONS)++; |
318 |
|
HDGRID *gp; |
319 |
|
{ |
320 |
|
long endloc = 0; |
321 |
+ |
int fd; |
322 |
|
FILE *fp; |
323 |
|
/* open & truncate file */ |
324 |
|
if ((fp = fopen(hdkfile, "w+")) == NULL) { |
332 |
|
fputc('\n', fp); |
333 |
|
putw(HOLOMAGIC, fp); /* put magic number & terminus */ |
334 |
|
fwrite(&endloc, sizeof(long), 1, fp); |
335 |
< |
fflush(fp); /* flush buffer */ |
336 |
< |
hdinit(fileno(fp), gp); /* allocate and initialize index */ |
337 |
< |
/* we're dropping fp here.... */ |
335 |
> |
fd = dup(fileno(fp)); |
336 |
> |
fclose(fp); /* flush and close stdio stream */ |
337 |
> |
hdinit(fd, gp); /* allocate and initialize index */ |
338 |
|
} |
339 |
|
|
340 |
|
|
364 |
|
|
365 |
|
loadholo() /* start loading a holodeck from fname */ |
366 |
|
{ |
367 |
+ |
extern long ftell(); |
368 |
|
FILE *fp; |
369 |
< |
long endloc; |
369 |
> |
int fd; |
370 |
> |
long fpos; |
371 |
|
/* open holodeck file */ |
372 |
|
if ((fp = fopen(hdkfile, ncprocs>0 ? "r+" : "r")) == NULL) { |
373 |
|
sprintf(errmsg, "cannot open \"%s\" for %s", hdkfile, |
382 |
|
hdkfile); |
383 |
|
error(USER, errmsg); |
384 |
|
} |
385 |
< |
fread(&endloc, sizeof(long), 1, fp); |
386 |
< |
if (endloc != 0) |
385 |
> |
fread(&fpos, sizeof(long), 1, fp); |
386 |
> |
if (fpos != 0) |
387 |
|
error(WARNING, "ignoring multiple sections in holodeck file"); |
388 |
< |
fseek(fp, 0L, 1); /* align system file pointer */ |
389 |
< |
hdinit(fileno(fp), NULL); /* allocate and load index */ |
390 |
< |
/* we're dropping fp here.... */ |
388 |
> |
fpos = ftell(fp); /* get stdio position */ |
389 |
> |
fd = dup(fileno(fp)); |
390 |
> |
fclose(fp); /* done with stdio */ |
391 |
> |
lseek(fd, fpos, 0); /* align system file pointer */ |
392 |
> |
hdinit(fd, NULL); /* allocate and load index */ |
393 |
|
} |
394 |
|
|
395 |
|
|
396 |
|
done_packets(pl) /* handle finished packets */ |
397 |
|
PACKET *pl; |
398 |
|
{ |
399 |
+ |
static int nunflushed = 0; |
400 |
|
register PACKET *p; |
401 |
|
|
402 |
|
while (pl != NULL) { |
406 |
|
(char *)hdnewrays(hdlist[p->hd],p->bi,p->nr), |
407 |
|
p->nr*sizeof(RAYVAL)); |
408 |
|
if (outdev != NULL) /* display it */ |
409 |
< |
disp_packet(p); |
409 |
> |
disp_packet((PACKHEAD *)p); |
410 |
> |
else |
411 |
> |
nunflushed += p->nr; |
412 |
> |
nraysdone += p->nr; |
413 |
> |
npacksdone++; |
414 |
|
} |
408 |
– |
nraysdone += p->nr; |
409 |
– |
npacksdone++; |
415 |
|
p->nr = 0; /* push onto free list */ |
416 |
|
p->next = freepacks; |
417 |
|
freepacks = p; |
418 |
|
} |
419 |
+ |
if (nunflushed >= 256*RPACKSIZ) { |
420 |
+ |
hdflush(NULL); /* flush holodeck buffers */ |
421 |
+ |
nunflushed = 0; |
422 |
+ |
} |
423 |
|
} |
424 |
|
|
425 |
|
|
426 |
|
getradfile(rfargs) /* run rad and get needed variables */ |
427 |
|
char *rfargs; |
428 |
|
{ |
429 |
< |
static short mvar[] = {VIEW,OCTREE,EXPOSURE,-1}; |
429 |
> |
static short mvar[] = {OCTREE,EXPOSURE,-1}; |
430 |
|
static char tf1[] = TEMPLATE; |
431 |
|
char tf2[64]; |
432 |
|
char combuf[256]; |
535 |
|
if (vdef(REPORT)) { |
536 |
|
long fsiz, fuse; |
537 |
|
report(0); |
538 |
< |
fsiz = lseek(hdlist[0]->fd, 0L, 2); |
538 |
> |
fsiz = hdfilen(hdlist[0]->fd); |
539 |
|
fuse = hdfiluse(hdlist[0]->fd, 1); |
540 |
|
fprintf(stderr, |
541 |
|
"%s: %.1f Mbyte holodeck file, %.1f%% fragmentation\n", |