14 |
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#include <sys/types.h> |
15 |
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#include <sys/stat.h> |
16 |
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|
17 |
+ |
#ifndef MAXQTIME |
18 |
+ |
#define MAXQTIME 5 /* target maximum seconds in queue */ |
19 |
+ |
#endif |
20 |
|
/* the following must be consistent with rholo.h */ |
21 |
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int NVARS = NRHVARS; /* total number of variables */ |
22 |
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|
51 |
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long npacksdone = 0L; /* number of packets done */ |
52 |
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|
53 |
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PACKET *freepacks; /* available packets */ |
54 |
+ |
int avgqlen; /* average queue length when full */ |
55 |
|
|
56 |
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char *sigerr[NSIG]; /* signal error messages */ |
57 |
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|
62 |
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int argc; |
63 |
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char *argv[]; |
64 |
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{ |
61 |
– |
HDGRID hdg; |
65 |
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int i; |
66 |
< |
/* mark start time */ |
64 |
< |
starttime = time(NULL); |
66 |
> |
|
67 |
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initurand(16384); /* initialize urand */ |
68 |
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progname = argv[0]; /* get arguments */ |
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for (i = 1; i < argc && argv[i][0] == '-'; i++) |
91 |
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goto userr; |
92 |
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} |
93 |
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/* get root file name */ |
94 |
+ |
if (i >= argc) |
95 |
+ |
goto userr; |
96 |
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rootname(froot, hdkfile=argv[i++]); |
97 |
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/* load variables? */ |
98 |
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if (i < argc) |
109 |
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} |
110 |
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/* check settings */ |
111 |
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checkvalues(); |
112 |
< |
/* load RIF if any */ |
113 |
< |
getradfile(); |
112 |
> |
/* load RIF if rtrace */ |
113 |
> |
if (ncprocs) |
114 |
> |
getradfile(); |
115 |
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|
116 |
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if (hdlist[0] == NULL) { /* create new holodeck */ |
117 |
+ |
HDGRID hdg[HDMAX]; |
118 |
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/* set defaults */ |
119 |
< |
setdefaults(&hdg); |
119 |
> |
setdefaults(hdg); |
120 |
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/* holodeck exists? */ |
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if (!force && access(hdkfile, R_OK|W_OK) == 0) |
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error(USER, |
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"holodeck file exists -- use -f to overwrite"); |
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/* create holodeck */ |
125 |
< |
creatholo(&hdg); |
125 |
> |
creatholo(hdg); |
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} else /* else just set defaults */ |
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setdefaults(NULL); |
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/* initialize */ |
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maxdisk = 0; |
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else |
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maxdisk = 1024.*1024.*vflt(DISKSPACE); |
200 |
– |
/* record end time */ |
201 |
– |
if (!vdef(TIME) || vflt(TIME) <= FTINY) |
202 |
– |
endtime = 0; |
203 |
– |
else |
204 |
– |
endtime = starttime + vflt(TIME)*3600. + .5; |
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/* set up memory cache */ |
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if (outdev == NULL) |
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hdcachesize = 0; /* manual flushing */ |
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if (*s && freopen(s, "a", stderr) == NULL) |
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quit(2); |
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} |
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+ |
/* mark the starting time */ |
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starttime = time(NULL); |
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/* compute end time */ |
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if (!vdef(TIME) || vflt(TIME) <= FTINY) |
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endtime = 0; |
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else |
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endtime = starttime + vflt(TIME)*3600. + .5; |
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/* start rtrace */ |
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if (ncprocs > 0) { |
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i = start_rtrace(); |
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freepacks = (PACKET *)bmalloc(i*sizeof(PACKET)); |
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if (freepacks == NULL) |
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goto memerr; |
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if (!(avgqlen = i/nprocs)) /* record mean queue length */ |
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avgqlen = 1; |
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freepacks[--i].nr = 0; |
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freepacks[i].next = NULL; |
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if (!vdef(OBSTRUCTIONS) || !vbool(OBSTRUCTIONS)) { |
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|
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rholo() /* holodeck main loop */ |
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{ |
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< |
static int idle = 1; |
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> |
static int idle = 0; |
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PACKET *pl = NULL, *plend; |
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int pksiz; |
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register PACKET *p; |
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time_t t; |
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< |
long l; |
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|
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if (outdev != NULL) /* check display */ |
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< |
if (!disp_check(idle)) |
273 |
< |
return(0); |
274 |
< |
/* display only? */ |
275 |
< |
if (nprocs <= 0) { |
280 |
> |
/* check display */ |
281 |
> |
if (nprocs <= 0) |
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idle = 1; |
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< |
return(outdev != NULL); |
284 |
< |
} |
283 |
> |
if (outdev != NULL) { |
284 |
> |
if (!disp_check(idle)) |
285 |
> |
return(0); /* quit request */ |
286 |
> |
if (nprocs <= 0) |
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> |
return(1); |
288 |
> |
} else if (idle) |
289 |
> |
return(0); /* all done */ |
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/* check file size */ |
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if (maxdisk > 0 && hdfilen(hdlist[0]->fd) >= maxdisk) { |
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error(WARNING, "file limit exceeded"); |
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done_rtrace(); |
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return(1); /* comes back */ |
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} |
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< |
/* check time */ |
286 |
< |
if (endtime > 0 || reporttime > 0) |
287 |
< |
t = time(NULL); |
296 |
> |
t = time(NULL); /* check time */ |
297 |
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if (endtime > 0 && t >= endtime) { |
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error(WARNING, "time limit exceeded"); |
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done_rtrace(); |
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} |
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if (reporttime > 0 && t >= reporttime) |
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report(t); |
304 |
+ |
/* figure out good packet size */ |
305 |
+ |
#if MAXQTIME |
306 |
+ |
pksiz = nraysdone*MAXQTIME/(avgqlen*(t - starttime + 1L)); |
307 |
+ |
if (pksiz < 1) |
308 |
+ |
pksiz = 1; |
309 |
+ |
else if (pksiz > RPACKSIZ) |
310 |
+ |
#endif |
311 |
+ |
pksiz = RPACKSIZ; |
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idle = 0; /* get packets to process */ |
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while (freepacks != NULL) { |
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p = freepacks; freepacks = p->next; p->next = NULL; |
315 |
< |
if (!next_packet(p)) { |
315 |
> |
if (!next_packet(p, pksiz)) { |
316 |
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p->next = freepacks; freepacks = p; |
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idle = 1; |
318 |
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break; |
332 |
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{ |
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extern char *atos(); |
334 |
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register int i; |
335 |
+ |
int n; |
336 |
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double len[3], maxlen, d; |
337 |
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char buf[64]; |
338 |
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|
340 |
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sprintf(errmsg, "%s must be defined", vnam(SECTION)); |
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error(USER, errmsg); |
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} |
325 |
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if (vdef(SECTION) > 1) { |
326 |
– |
sprintf(errmsg, "ignoring all but first %s", vnam(SECTION)); |
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– |
error(WARNING, errmsg); |
328 |
– |
} |
343 |
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if (!vdef(OCTREE)) { |
344 |
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if ((vval(OCTREE) = bmalloc(strlen(froot)+5)) == NULL) |
345 |
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error(SYSTEM, "out of memory"); |
357 |
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if (gp == NULL) /* already initialized? */ |
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return; |
359 |
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/* set grid parameters */ |
360 |
< |
gp->grid[0] = gp->grid[1] = gp->grid[2] = 0; |
361 |
< |
if (sscanf(vval(SECTION), |
360 |
> |
for (n = 0; n < vdef(SECTION); n++, gp++) { |
361 |
> |
gp->grid[0] = gp->grid[1] = gp->grid[2] = 0; |
362 |
> |
if (sscanf(nvalue(SECTION, n), |
363 |
|
"%lf %lf %lf %lf %lf %lf %lf %lf %lf %lf %lf %lf %hd %hd %hd", |
364 |
< |
&gp->orig[0], &gp->orig[1], &gp->orig[2], |
365 |
< |
&gp->xv[0][0], &gp->xv[0][1], &gp->xv[0][2], |
366 |
< |
&gp->xv[1][0], &gp->xv[1][1], &gp->xv[1][2], |
367 |
< |
&gp->xv[2][0], &gp->xv[2][1], &gp->xv[2][2], |
368 |
< |
&gp->grid[0], &gp->grid[1], &gp->grid[2]) < 12) |
369 |
< |
badvalue(SECTION); |
370 |
< |
maxlen = 0.; |
371 |
< |
for (i = 0; i < 3; i++) |
372 |
< |
if ((len[i] = VLEN(gp->xv[i])) > maxlen) |
373 |
< |
maxlen = len[i]; |
374 |
< |
if (!vdef(GRID)) { |
375 |
< |
sprintf(buf, "%.4f", maxlen/8.); |
376 |
< |
vval(GRID) = savqstr(buf); |
377 |
< |
vdef(GRID)++; |
364 |
> |
&gp->orig[0], &gp->orig[1], &gp->orig[2], |
365 |
> |
&gp->xv[0][0], &gp->xv[0][1], &gp->xv[0][2], |
366 |
> |
&gp->xv[1][0], &gp->xv[1][1], &gp->xv[1][2], |
367 |
> |
&gp->xv[2][0], &gp->xv[2][1], &gp->xv[2][2], |
368 |
> |
&gp->grid[0], &gp->grid[1], &gp->grid[2]) < 12) |
369 |
> |
badvalue(SECTION); |
370 |
> |
maxlen = 0.; |
371 |
> |
for (i = 0; i < 3; i++) |
372 |
> |
if ((len[i] = VLEN(gp->xv[i])) > maxlen) |
373 |
> |
maxlen = len[i]; |
374 |
> |
if (!vdef(GRID)) |
375 |
> |
d = 0.125*maxlen; |
376 |
> |
else if ((d = vflt(GRID)) <= FTINY) |
377 |
> |
badvalue(GRID); |
378 |
> |
for (i = 0; i < 3; i++) |
379 |
> |
if (gp->grid[i] <= 0) |
380 |
> |
gp->grid[i] = len[i]/d + (1.-FTINY); |
381 |
|
} |
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); |
382 |
|
} |
383 |
|
|
384 |
|
|
386 |
|
HDGRID *gp; |
387 |
|
{ |
388 |
|
extern char VersionID[]; |
389 |
< |
long endloc = 0; |
389 |
> |
int4 lastloc, nextloc; |
390 |
> |
int n; |
391 |
|
int fd; |
392 |
|
FILE *fp; |
393 |
|
/* open & truncate file */ |
401 |
|
printvars(fp); |
402 |
|
fputformat(HOLOFMT, fp); |
403 |
|
fputc('\n', fp); |
404 |
< |
putw(HOLOMAGIC, fp); /* put magic number & terminus */ |
391 |
< |
fwrite(&endloc, sizeof(long), 1, fp); |
404 |
> |
putw(HOLOMAGIC, fp); /* put magic number */ |
405 |
|
fd = dup(fileno(fp)); |
406 |
|
fclose(fp); /* flush and close stdio stream */ |
407 |
< |
hdinit(fd, gp); /* allocate and initialize index */ |
407 |
> |
lastloc = lseek(fd, 0L, 2); |
408 |
> |
for (n = vdef(SECTION); n--; gp++) { /* initialize each section */ |
409 |
> |
nextloc = 0L; |
410 |
> |
write(fd, (char *)&nextloc, sizeof(nextloc)); |
411 |
> |
hdinit(fd, gp); /* writes beam index */ |
412 |
> |
if (!n) |
413 |
> |
break; |
414 |
> |
nextloc = hdfilen(fd); /* write section pointer */ |
415 |
> |
if (lseek(fd, (long)lastloc, 0) < 0) |
416 |
> |
error(SYSTEM, |
417 |
> |
"cannot seek on holodeck file in creatholo"); |
418 |
> |
write(fd, (char *)&nextloc, sizeof(nextloc)); |
419 |
> |
lseek(fd, (long)(lastloc=nextloc), 0); |
420 |
> |
} |
421 |
|
} |
422 |
|
|
423 |
|
|
450 |
|
extern long ftell(); |
451 |
|
FILE *fp; |
452 |
|
int fd; |
453 |
< |
long fpos; |
453 |
> |
int n; |
454 |
> |
int4 nextloc; |
455 |
|
/* open holodeck file */ |
456 |
|
if ((fp = fopen(hdkfile, ncprocs>0 ? "r+" : "r")) == NULL) { |
457 |
|
sprintf(errmsg, "cannot open \"%s\" for %s", hdkfile, |
466 |
|
hdkfile); |
467 |
|
error(USER, errmsg); |
468 |
|
} |
469 |
< |
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 */ |
469 |
> |
nextloc = ftell(fp); /* get stdio position */ |
470 |
|
fd = dup(fileno(fp)); |
471 |
|
fclose(fp); /* done with stdio */ |
472 |
< |
lseek(fd, fpos, 0); /* align system file pointer */ |
473 |
< |
hdinit(fd, NULL); /* allocate and load index */ |
472 |
> |
for (n = 0; nextloc > 0L; n++) { /* initialize each section */ |
473 |
> |
lseek(fd, (long)nextloc, 0); |
474 |
> |
read(fd, (char *)&nextloc, sizeof(nextloc)); |
475 |
> |
hdinit(fd, NULL); |
476 |
> |
} |
477 |
> |
if (n != vdef(SECTION)) { |
478 |
> |
sprintf(errmsg, "number of sections does not match %s setting", |
479 |
> |
vnam(SECTION)); |
480 |
> |
error(WARNING, errmsg); |
481 |
> |
} |
482 |
|
} |
483 |
|
|
484 |
|
|
497 |
|
if (outdev != NULL) /* display it */ |
498 |
|
disp_packet((PACKHEAD *)p); |
499 |
|
if (hdcachesize <= 0) /* manual flushing */ |
500 |
< |
n2flush += p->nr; |
500 |
> |
n2flush++; |
501 |
|
nraysdone += p->nr; |
502 |
|
npacksdone++; |
503 |
+ |
p->nr = 0; |
504 |
|
} |
505 |
< |
p->nr = 0; /* push onto free list */ |
473 |
< |
p->next = freepacks; |
505 |
> |
p->next = freepacks; /* push onto free list */ |
506 |
|
freepacks = p; |
507 |
|
} |
508 |
< |
if (n2flush > 512*RPACKSIZ*nprocs) { |
508 |
> |
if (n2flush > 300/MAXQTIME*avgqlen*nprocs) { |
509 |
|
hdflush(NULL); /* flush holodeck buffers */ |
510 |
|
n2flush = 0; |
511 |
|
} |