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/* Copyright (c) 1997 Silicon Graphics, Inc. */ |
1 |
> |
/* Copyright (c) 1998 Silicon Graphics, Inc. */ |
2 |
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#ifndef lint |
4 |
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static char SCCSid[] = "$SunId$ SGI"; |
14 |
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#include <sys/types.h> |
15 |
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#include <sys/stat.h> |
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|
17 |
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#ifndef FRAGWARN |
18 |
+ |
#define FRAGWARN 20 /* fragmentation for warning (%) */ |
19 |
+ |
#endif |
20 |
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#ifndef MAXQTIME |
21 |
+ |
#define MAXQTIME 5 /* target maximum seconds in queue */ |
22 |
+ |
#endif |
23 |
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/* the following must be consistent with rholo.h */ |
24 |
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int NVARS = NRHVARS; /* total number of variables */ |
25 |
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|
29 |
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char *hdkfile; /* holodeck file name */ |
30 |
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char froot[256]; /* root file name */ |
31 |
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|
26 |
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int nowarn = 0; /* turn warnings off? */ |
27 |
– |
|
32 |
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int ncprocs = 0; /* desired number of compute processes */ |
33 |
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|
34 |
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char *outdev = NULL; /* output device name */ |
52 |
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long npacksdone = 0L; /* number of packets done */ |
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|
54 |
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PACKET *freepacks; /* available packets */ |
55 |
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int totqlen; /* maximum queue length when full */ |
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|
57 |
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char *sigerr[NSIG]; /* signal error messages */ |
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|
59 |
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extern int nowarn; /* turn warnings off? */ |
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|
61 |
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extern time_t time(); |
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|
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|
65 |
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int argc; |
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char *argv[]; |
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{ |
61 |
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HDGRID hdg; |
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int i; |
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< |
/* mark start time */ |
64 |
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starttime = time(NULL); |
69 |
> |
|
70 |
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initurand(16384); /* initialize urand */ |
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progname = argv[0]; /* get arguments */ |
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for (i = 1; i < argc && argv[i][0] == '-'; i++) |
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goto userr; |
95 |
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} |
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/* get root file name */ |
97 |
+ |
if (i >= argc) |
98 |
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goto userr; |
99 |
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rootname(froot, hdkfile=argv[i++]); |
100 |
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/* load variables? */ |
101 |
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if (i < argc) |
112 |
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} |
113 |
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/* check settings */ |
114 |
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checkvalues(); |
115 |
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/* load RIF if any */ |
115 |
> |
/* load rad input file */ |
116 |
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getradfile(); |
117 |
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|
118 |
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if (hdlist[i] == NULL) { /* create new holodeck */ |
118 |
> |
if (hdlist[0] == NULL) { /* create new holodeck */ |
119 |
> |
HDGRID hdg[HDMAX]; |
120 |
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/* set defaults */ |
121 |
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setdefaults(&hdg); |
121 |
> |
setdefaults(hdg); |
122 |
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/* holodeck exists? */ |
123 |
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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"); |
126 |
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/* create holodeck */ |
127 |
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creatholo(&hdg); |
127 |
> |
creatholo(hdg); |
128 |
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} else /* else just set defaults */ |
129 |
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setdefaults(NULL); |
130 |
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/* initialize */ |
150 |
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if (gotsig++) /* two signals and we're gone! */ |
151 |
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_exit(signo); |
152 |
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|
153 |
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alarm(30); /* allow 30 seconds to clean up */ |
153 |
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alarm(60); /* allow 60 seconds to clean up */ |
154 |
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signal(SIGALRM, SIG_DFL); /* make certain we do die */ |
155 |
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eputs("signal - "); |
156 |
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eputs(sigerr[signo]); |
178 |
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if (fstat(fd, &stbuf) < 0) |
179 |
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error(SYSTEM, "cannot stat open holodeck file"); |
180 |
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mod &= stbuf.st_mode; /* always more restrictive */ |
181 |
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if (mod == stbuf.st_mode) |
181 |
> |
if (mod == (stbuf.st_mode & 0777)) |
182 |
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return(-1); /* already set */ |
183 |
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/* else change it */ |
184 |
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if (fchmod(fd, mod) < 0) { |
205 |
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maxdisk = 0; |
206 |
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else |
207 |
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maxdisk = 1024.*1024.*vflt(DISKSPACE); |
200 |
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/* record end time */ |
201 |
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if (!vdef(TIME) || vflt(TIME) <= FTINY) |
202 |
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endtime = 0; |
203 |
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else |
204 |
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endtime = starttime + vflt(TIME)*3600. + .5; |
208 |
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/* set up memory cache */ |
209 |
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if (outdev == NULL) |
210 |
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hdcachesize = 0; /* manual flushing */ |
216 |
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if (*s && freopen(s, "a", stderr) == NULL) |
217 |
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quit(2); |
218 |
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} |
219 |
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/* mark the starting time */ |
220 |
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starttime = time(NULL); |
221 |
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/* compute end time */ |
222 |
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if (!vdef(TIME) || vflt(TIME) <= FTINY) |
223 |
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endtime = 0; |
224 |
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else |
225 |
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endtime = starttime + vflt(TIME)*3600. + .5; |
226 |
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/* start rtrace */ |
227 |
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if (ncprocs > 0) { |
228 |
< |
i = start_rtrace(); |
228 |
> |
totqlen = i = start_rtrace(); |
229 |
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if (i < 1) |
230 |
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error(USER, "cannot start rtrace process(es)"); |
231 |
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if (vdef(REPORT)) { /* make first report */ |
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|
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rholo() /* holodeck main loop */ |
274 |
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{ |
275 |
< |
static int idle = 1; |
275 |
> |
static long nextfragwarn = 100*(1L<<20); |
276 |
> |
static int idle = 0; |
277 |
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PACKET *pl = NULL, *plend; |
278 |
+ |
long fsiz; |
279 |
+ |
int pksiz; |
280 |
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register PACKET *p; |
281 |
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time_t t; |
282 |
< |
long l; |
270 |
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|
271 |
< |
if (outdev != NULL) /* check display */ |
272 |
< |
if (!disp_check(idle)) |
273 |
< |
return(0); |
274 |
< |
/* display only? */ |
282 |
> |
/* check display */ |
283 |
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if (nprocs <= 0) |
284 |
< |
return(outdev != NULL); |
285 |
< |
/* check file size */ |
286 |
< |
if (maxdisk > 0 && hdfilen(hdlist[0]->fd) >= maxdisk) { |
284 |
> |
idle = 1; |
285 |
> |
if (outdev != NULL) { |
286 |
> |
if (!disp_check(idle)) |
287 |
> |
return(0); /* quit request */ |
288 |
> |
if (nprocs <= 0) |
289 |
> |
return(1); |
290 |
> |
} else if (idle) |
291 |
> |
return(0); /* all done */ |
292 |
> |
fsiz = hdfilen(hdlist[0]->fd); /* check file size */ |
293 |
> |
if (maxdisk > 0 && fsiz >= maxdisk) { |
294 |
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error(WARNING, "file limit exceeded"); |
295 |
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done_rtrace(); |
281 |
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idle = 1; |
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return(1); /* comes back */ |
297 |
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} |
298 |
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/* check time */ |
299 |
< |
if (endtime > 0 || reporttime > 0) |
300 |
< |
t = time(NULL); |
298 |
> |
#if FRAGWARN |
299 |
> |
if (fsiz >= nextfragwarn && |
300 |
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(fsiz-hdfiluse(hdlist[0]->fd,0))/(fsiz/100) > FRAGWARN) { |
301 |
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sprintf(errmsg, "holodeck file fragmentation is %.0f%%", |
302 |
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100.*(fsiz-hdfiluse(hdlist[0]->fd,1))/fsiz); |
303 |
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error(WARNING, errmsg); |
304 |
> |
nextfragwarn = fsiz + (fsiz>>2); /* decent interval */ |
305 |
> |
} |
306 |
> |
#endif |
307 |
> |
t = time(NULL); /* check time */ |
308 |
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if (endtime > 0 && t >= endtime) { |
309 |
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error(WARNING, "time limit exceeded"); |
310 |
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done_rtrace(); |
290 |
– |
idle = 1; |
311 |
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return(1); /* comes back */ |
312 |
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} |
313 |
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if (reporttime > 0 && t >= reporttime) |
314 |
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report(t); |
315 |
< |
/* get packets to process */ |
315 |
> |
/* figure out good packet size */ |
316 |
> |
#if MAXQTIME |
317 |
> |
pksiz = nraysdone*MAXQTIME/(totqlen*(t - starttime + 1L)); |
318 |
> |
if (pksiz < 1) |
319 |
> |
pksiz = 1; |
320 |
> |
else if (pksiz > RPACKSIZ) |
321 |
> |
#endif |
322 |
> |
pksiz = RPACKSIZ; |
323 |
> |
idle = 0; /* get packets to process */ |
324 |
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while (freepacks != NULL) { |
325 |
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p = freepacks; freepacks = p->next; p->next = NULL; |
326 |
< |
if (!next_packet(p)) { |
326 |
> |
if (!next_packet(p, pksiz)) { |
327 |
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p->next = freepacks; freepacks = p; |
328 |
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idle = 1; |
329 |
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break; |
343 |
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{ |
344 |
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extern char *atos(); |
345 |
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register int i; |
346 |
< |
double len[3], maxlen, d; |
346 |
> |
int n; |
347 |
> |
double len[3], d; |
348 |
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char buf[64]; |
349 |
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|
350 |
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if (!vdef(SECTION)) { |
351 |
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sprintf(errmsg, "%s must be defined", vnam(SECTION)); |
352 |
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error(USER, errmsg); |
353 |
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} |
325 |
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if (vdef(SECTION) > 1) { |
326 |
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sprintf(errmsg, "ignoring all but first %s", vnam(SECTION)); |
327 |
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error(WARNING, errmsg); |
328 |
– |
} |
354 |
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if (!vdef(OCTREE)) { |
355 |
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if ((vval(OCTREE) = bmalloc(strlen(froot)+5)) == NULL) |
356 |
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error(SYSTEM, "out of memory"); |
361 |
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vval(VDIST) = "F"; |
362 |
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vdef(VDIST)++; |
363 |
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} |
339 |
– |
if (!vdef(OCCUPANCY)) { |
340 |
– |
vval(OCCUPANCY) = "U"; |
341 |
– |
vdef(OCCUPANCY)++; |
342 |
– |
} |
364 |
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/* append rendering options */ |
365 |
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if (vdef(RENDER)) |
366 |
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rtargc += wordstring(rtargv+rtargc, vval(RENDER)); |
368 |
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if (gp == NULL) /* already initialized? */ |
369 |
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return; |
370 |
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/* set grid parameters */ |
371 |
< |
gp->grid[0] = gp->grid[1] = gp->grid[2] = 0; |
372 |
< |
if (sscanf(vval(SECTION), |
371 |
> |
for (n = 0; n < vdef(SECTION); n++, gp++) { |
372 |
> |
gp->grid[0] = gp->grid[1] = gp->grid[2] = 0; |
373 |
> |
if (sscanf(nvalue(SECTION, n), |
374 |
|
"%lf %lf %lf %lf %lf %lf %lf %lf %lf %lf %lf %lf %hd %hd %hd", |
375 |
< |
&gp->orig[0], &gp->orig[1], &gp->orig[2], |
376 |
< |
&gp->xv[0][0], &gp->xv[0][1], &gp->xv[0][2], |
377 |
< |
&gp->xv[1][0], &gp->xv[1][1], &gp->xv[1][2], |
378 |
< |
&gp->xv[2][0], &gp->xv[2][1], &gp->xv[2][2], |
379 |
< |
&gp->grid[0], &gp->grid[1], &gp->grid[2]) < 12) |
380 |
< |
badvalue(SECTION); |
381 |
< |
maxlen = 0.; |
382 |
< |
for (i = 0; i < 3; i++) |
383 |
< |
if ((len[i] = VLEN(gp->xv[i])) > maxlen) |
384 |
< |
maxlen = len[i]; |
385 |
< |
if (!vdef(GRID)) { |
386 |
< |
sprintf(buf, "%.4f", maxlen/8.); |
387 |
< |
vval(GRID) = savqstr(buf); |
388 |
< |
vdef(GRID)++; |
375 |
> |
&gp->orig[0], &gp->orig[1], &gp->orig[2], |
376 |
> |
&gp->xv[0][0], &gp->xv[0][1], &gp->xv[0][2], |
377 |
> |
&gp->xv[1][0], &gp->xv[1][1], &gp->xv[1][2], |
378 |
> |
&gp->xv[2][0], &gp->xv[2][1], &gp->xv[2][2], |
379 |
> |
&gp->grid[0], &gp->grid[1], &gp->grid[2]) < 12) |
380 |
> |
badvalue(SECTION); |
381 |
> |
for (i = 0; i < 3; i++) |
382 |
> |
len[i] = VLEN(gp->xv[i]); |
383 |
> |
if (!vdef(GRID)) { |
384 |
> |
d = 2/2e5*( len[0]*len[0]*(len[1]*len[1] + |
385 |
> |
len[2]*len[2] + 4*len[1]*len[2]) |
386 |
> |
+ len[1]*len[1]*len[2]*(len[2] + 4*len[0]) |
387 |
> |
+ 4*len[0]*len[1]*len[2]*len[2] ); |
388 |
> |
d = sqrt(sqrt(d)); |
389 |
> |
} else if ((d = vflt(GRID)) <= FTINY) |
390 |
> |
badvalue(GRID); |
391 |
> |
for (i = 0; i < 3; i++) |
392 |
> |
if (gp->grid[i] <= 0) |
393 |
> |
gp->grid[i] = len[i]/d + (1.-FTINY); |
394 |
|
} |
368 |
– |
if ((d = vflt(GRID)) <= FTINY) |
369 |
– |
badvalue(GRID); |
370 |
– |
for (i = 0; i < 3; i++) |
371 |
– |
if (gp->grid[i] <= 0) |
372 |
– |
gp->grid[i] = len[i]/d + (1.-FTINY); |
395 |
|
} |
396 |
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|
397 |
|
|
399 |
|
HDGRID *gp; |
400 |
|
{ |
401 |
|
extern char VersionID[]; |
402 |
< |
long endloc = 0; |
402 |
> |
int4 lastloc, nextloc; |
403 |
> |
int n; |
404 |
|
int fd; |
405 |
|
FILE *fp; |
406 |
|
/* open & truncate file */ |
414 |
|
printvars(fp); |
415 |
|
fputformat(HOLOFMT, fp); |
416 |
|
fputc('\n', fp); |
417 |
< |
putw(HOLOMAGIC, fp); /* put magic number & terminus */ |
395 |
< |
fwrite(&endloc, sizeof(long), 1, fp); |
417 |
> |
putw(HOLOMAGIC, fp); /* put magic number */ |
418 |
|
fd = dup(fileno(fp)); |
419 |
|
fclose(fp); /* flush and close stdio stream */ |
420 |
< |
hdinit(fd, gp); /* allocate and initialize index */ |
420 |
> |
lastloc = lseek(fd, 0L, 2); |
421 |
> |
for (n = vdef(SECTION); n--; gp++) { /* initialize each section */ |
422 |
> |
nextloc = 0L; |
423 |
> |
write(fd, (char *)&nextloc, sizeof(nextloc)); |
424 |
> |
hdinit(fd, gp); /* writes beam index */ |
425 |
> |
if (!n) |
426 |
> |
break; |
427 |
> |
nextloc = hdfilen(fd); /* write section pointer */ |
428 |
> |
if (lseek(fd, (long)lastloc, 0) < 0) |
429 |
> |
error(SYSTEM, |
430 |
> |
"cannot seek on holodeck file in creatholo"); |
431 |
> |
write(fd, (char *)&nextloc, sizeof(nextloc)); |
432 |
> |
lseek(fd, (long)(lastloc=nextloc), 0); |
433 |
> |
} |
434 |
|
} |
435 |
|
|
436 |
|
|
437 |
+ |
int |
438 |
|
headline(s) /* process information header line */ |
439 |
|
char *s; |
440 |
|
{ |
448 |
|
HOLOFMT, hdkfile, FMTSTR, fmt); |
449 |
|
error(USER, errmsg); |
450 |
|
} |
451 |
< |
return; |
451 |
> |
return(0); |
452 |
|
} |
453 |
|
for (cp = s; *cp; cp++) /* take off any comments */ |
454 |
|
if (*cp == '#') { |
456 |
|
break; |
457 |
|
} |
458 |
|
setvariable(s, matchvar); /* don't flag errors */ |
459 |
+ |
return(0); |
460 |
|
} |
461 |
|
|
462 |
|
|
465 |
|
extern long ftell(); |
466 |
|
FILE *fp; |
467 |
|
int fd; |
468 |
< |
long fpos; |
468 |
> |
int n; |
469 |
> |
int4 nextloc; |
470 |
|
/* open holodeck file */ |
471 |
|
if ((fp = fopen(hdkfile, ncprocs>0 ? "r+" : "r")) == NULL) { |
472 |
< |
sprintf(errmsg, "cannot open \"%s\" for %s", hdkfile, |
473 |
< |
ncprocs>0 ? "appending" : "reading"); |
472 |
> |
sprintf(errmsg, "cannot %s \"%s\"", |
473 |
> |
ncprocs>0 ? "append" : "read", hdkfile); |
474 |
|
error(SYSTEM, errmsg); |
475 |
|
} |
476 |
|
/* load variables from header */ |
481 |
|
hdkfile); |
482 |
|
error(USER, errmsg); |
483 |
|
} |
484 |
< |
fread(&fpos, sizeof(long), 1, fp); |
447 |
< |
if (fpos != 0) |
448 |
< |
error(WARNING, "ignoring multiple sections in holodeck file"); |
449 |
< |
fpos = ftell(fp); /* get stdio position */ |
484 |
> |
nextloc = ftell(fp); /* get stdio position */ |
485 |
|
fd = dup(fileno(fp)); |
486 |
|
fclose(fp); /* done with stdio */ |
487 |
< |
lseek(fd, fpos, 0); /* align system file pointer */ |
488 |
< |
hdinit(fd, NULL); /* allocate and load index */ |
487 |
> |
for (n = 0; nextloc > 0L; n++) { /* initialize each section */ |
488 |
> |
lseek(fd, (long)nextloc, 0); |
489 |
> |
read(fd, (char *)&nextloc, sizeof(nextloc)); |
490 |
> |
hdinit(fd, NULL); |
491 |
> |
} |
492 |
> |
if (n != vdef(SECTION)) { |
493 |
> |
sprintf(errmsg, "number of sections does not match %s setting", |
494 |
> |
vnam(SECTION)); |
495 |
> |
error(WARNING, errmsg); |
496 |
> |
} |
497 |
|
} |
498 |
|
|
499 |
|
|
512 |
|
if (outdev != NULL) /* display it */ |
513 |
|
disp_packet((PACKHEAD *)p); |
514 |
|
if (hdcachesize <= 0) /* manual flushing */ |
515 |
< |
n2flush += p->nr; |
515 |
> |
n2flush++; |
516 |
|
nraysdone += p->nr; |
517 |
|
npacksdone++; |
518 |
+ |
p->nr = 0; |
519 |
|
} |
520 |
< |
p->nr = 0; /* push onto free list */ |
477 |
< |
p->next = freepacks; |
520 |
> |
p->next = freepacks; /* push onto free list */ |
521 |
|
freepacks = p; |
522 |
|
} |
523 |
< |
if (n2flush > 512*RPACKSIZ*nprocs) { |
524 |
< |
hdflush(NULL); /* flush holodeck buffers */ |
523 |
> |
#if MAXQTIME |
524 |
> |
if (n2flush > 300/MAXQTIME*totqlen) { |
525 |
> |
#else |
526 |
> |
if (n2flush > 50*totqlen) { |
527 |
> |
#endif |
528 |
> |
if (outdev == NULL) |
529 |
> |
hdflush(NULL); /* flush holodeck buffers */ |
530 |
> |
else |
531 |
> |
hdsync(NULL, 1); /* sync holodeck file */ |
532 |
|
n2flush = 0; |
533 |
|
} |
534 |
|
} |
573 |
|
fflush(stderr); |
574 |
|
midline = 0; |
575 |
|
} |
526 |
– |
} |
527 |
– |
|
528 |
– |
|
529 |
– |
wputs(s) /* put warning string to stderr */ |
530 |
– |
char *s; |
531 |
– |
{ |
532 |
– |
if (!nowarn) |
533 |
– |
eputs(s); |
576 |
|
} |
577 |
|
|
578 |
|
|