1 |
< |
/* Copyright (c) 1997 Silicon Graphics, Inc. */ |
1 |
> |
/* Copyright (c) 1998 Silicon Graphics, Inc. */ |
2 |
|
|
3 |
|
#ifndef lint |
4 |
|
static char SCCSid[] = "$SunId$ SGI"; |
16 |
|
#define CACHESIZE 16 /* default cache size (Mbytes, 0==inf) */ |
17 |
|
#endif |
18 |
|
#ifndef FREEBEAMS |
19 |
< |
#define FREEBEAMS 512 /* maximum beams to free at a time */ |
19 |
> |
#define FREEBEAMS 1024 /* maximum beams to free at a time */ |
20 |
|
#endif |
21 |
|
#ifndef PCTFREE |
22 |
< |
#define PCTFREE 20 /* maximum fraction to free (%) */ |
22 |
> |
#define PCTFREE 15 /* maximum fraction to free (%) */ |
23 |
|
#endif |
24 |
|
#ifndef MAXFRAG |
25 |
|
#define MAXFRAG 32767 /* maximum fragments/file to track (0==inf) */ |
105 |
|
int fd; /* corresponding file descriptor */ |
106 |
|
HDGRID *hproto; /* holodeck section grid */ |
107 |
|
{ |
108 |
+ |
long rtrunc; |
109 |
|
long fpos; |
110 |
|
register HOLO *hp; |
111 |
|
register int n; |
127 |
|
error(SYSTEM, "failure loading holodeck directory"); |
128 |
|
/* check that it's clean */ |
129 |
|
if (hp->bi[nbeams(hp)].fo < 0) |
130 |
< |
error(USER, "dirty holodeck section"); |
130 |
> |
error(WARNING, "dirty holodeck section"); |
131 |
|
} else { /* assume we're creating it */ |
132 |
|
if ((hp = hdalloc(hproto)) == NULL) |
133 |
|
goto memerr; |
145 |
|
hdattach(fd); |
146 |
|
/* check rays on disk */ |
147 |
|
fpos = hdfilen(fd); |
148 |
< |
biglob(hp)->nrd = 0; |
148 |
> |
biglob(hp)->nrd = rtrunc = 0; |
149 |
|
for (n = hproto == NULL ? nbeams(hp) : 0; n > 0; n--) |
150 |
|
if (hp->bi[n].nrd) |
151 |
< |
if (hp->bi[n].fo + hp->bi[n].nrd > fpos) |
152 |
< |
hp->bi[n].nrd = 0; /* off end */ |
153 |
< |
else |
151 |
> |
if (hp->bi[n].fo + hp->bi[n].nrd > fpos) { |
152 |
> |
rtrunc += hp->bi[n].nrd; |
153 |
> |
hp->bi[n].nrd = 0; |
154 |
> |
} else |
155 |
|
biglob(hp)->nrd += hp->bi[n].nrd; |
156 |
+ |
if (rtrunc) { |
157 |
+ |
sprintf(errmsg, "truncated section, %ld rays lost (%.1f%%)", |
158 |
+ |
rtrunc, 100.*rtrunc/(rtrunc+biglob(hp)->nrd)); |
159 |
+ |
error(WARNING, errmsg); |
160 |
+ |
} |
161 |
|
/* add to holodeck list */ |
162 |
|
for (n = 0; n < HDMAX; n++) |
163 |
|
if (hdlist[n] == NULL) { |
379 |
|
int (*bf)(); /* callback function (optional) */ |
380 |
|
{ |
381 |
|
unsigned origcachesize, memuse; |
375 |
– |
register BEAM *bp; |
382 |
|
int bytesloaded, needbytes, bytes2free; |
383 |
+ |
register BEAM *bp; |
384 |
|
register int i; |
385 |
|
/* precheck consistency */ |
386 |
|
for (i = n; i--; ) |
390 |
|
qsort((char *)hb, n, sizeof(HDBEAMI), hdfilord); |
391 |
|
bytesloaded = 0; /* run through loaded beams */ |
392 |
|
for ( ; n && (bp = hb->h->bl[hb->b]) != NULL; n--, hb++) { |
393 |
< |
bp->tick = hdclock; /* preempt swap */ |
393 |
> |
bp->tick = hdclock; /* preempt swap */ |
394 |
|
bytesloaded += bp->nrm; |
395 |
|
if (bf != NULL) |
396 |
< |
(*bf)(bp, hb->h, hb->b); |
396 |
> |
(*bf)(bp, hb); |
397 |
|
} |
398 |
|
bytesloaded *= sizeof(RAYVAL); |
399 |
|
if ((origcachesize = hdcachesize) > 0) { |
412 |
|
} |
413 |
|
for (i = 0; i < n; i++) |
414 |
|
if ((bp = hdgetbeam(hb[i].h, hb[i].b)) != NULL && bf != NULL) |
415 |
< |
(*bf)(bp, hb[i].h, hb[i].b); |
415 |
> |
(*bf)(bp, hb+i); |
416 |
|
hdcachesize = origcachesize; /* resume dynamic swapping */ |
417 |
|
} |
418 |
|
|
648 |
|
{ |
649 |
|
register int i, j; |
650 |
|
/* insert each beam from hp */ |
651 |
< |
for (i = nbeams(hp); i > 0; i--) { |
651 |
> |
for (i = 1; i <= nbeams(hp); i++) { |
652 |
|
if (hp->bl[i] == NULL) /* check if loaded */ |
653 |
|
continue; |
654 |
|
#if 0 |
712 |
|
if (hp == NULL) { /* NULL means clean up everything */ |
713 |
|
while (hdlist[0] != NULL) |
714 |
|
hddone(hdlist[0]); |
715 |
+ |
free((char *)hdfragl); |
716 |
+ |
hdfragl = NULL; nhdfragls = 0; |
717 |
|
return; |
718 |
|
} |
719 |
|
/* flush all data and free memory */ |