12 |
|
|
13 |
|
#include "holo.h" |
14 |
|
|
15 |
+ |
#include <signal.h> |
16 |
+ |
|
17 |
|
#ifndef BKBSIZE |
18 |
< |
#define BKBSIZE 64 /* beam clump size (kilobytes) */ |
18 |
> |
#define BKBSIZE 256 /* beam clump size (kilobytes) */ |
19 |
|
#endif |
20 |
|
|
21 |
+ |
#define flgop(p,i,op) ((p)[(i)>>5] op (1L<<((i)&0x1f))) |
22 |
+ |
#define isset(p,i) flgop(p,i,&) |
23 |
+ |
#define setfl(p,i) flgop(p,i,|=) |
24 |
+ |
#define clrfl(p,i) flgop(p,i,&=~) |
25 |
|
|
26 |
|
char *progname; |
27 |
+ |
char tempfile[128]; |
28 |
|
|
29 |
+ |
extern char *rindex(); |
30 |
+ |
extern int quit(); |
31 |
|
extern long rhinitcopy(); |
32 |
|
|
33 |
|
|
35 |
|
int argc; |
36 |
|
char *argv[]; |
37 |
|
{ |
29 |
– |
char nambuf[128]; |
38 |
|
char *inpname, *outname; |
39 |
|
int hdfd[2]; |
40 |
|
long nextipos, lastopos, thisopos; |
47 |
|
inpname = argv[1]; |
48 |
|
if (argc == 3) /* use given output file */ |
49 |
|
outname = argv[2]; |
50 |
< |
else { /* else create temporary file */ |
51 |
< |
strcpy(nambuf, inpname); |
52 |
< |
if ((outname = strrchr(nambuf, '/')) != NULL) |
50 |
> |
else { /* else use temporary file */ |
51 |
> |
if (access(inpname, R_OK|W_OK) < 0) { /* check permissions */ |
52 |
> |
sprintf(errmsg, "cannot access \"%s\"", inpname); |
53 |
> |
error(SYSTEM, errmsg); |
54 |
> |
} |
55 |
> |
strcpy(tempfile, inpname); |
56 |
> |
if ((outname = rindex(tempfile, '/')) != NULL) |
57 |
|
outname++; |
58 |
|
else |
59 |
< |
outname = nambuf; |
59 |
> |
outname = tempfile; |
60 |
|
sprintf(outname, "rho%d.hdk", getpid()); |
61 |
< |
outname = nambuf; |
61 |
> |
outname = tempfile; |
62 |
|
} |
63 |
|
/* copy holodeck file header */ |
64 |
|
nextipos = rhinitcopy(hdfd, inpname, outname); |
83 |
|
/* clean up */ |
84 |
|
close(hdfd[0]); |
85 |
|
close(hdfd[1]); |
86 |
< |
if (argc == 2 && rename(outname, inpname) < 0) { |
86 |
> |
if (outname == tempfile && rename(outname, inpname) < 0) { |
87 |
|
sprintf(errmsg, "cannot rename \"%s\" to \"%s\"", |
88 |
|
outname, inpname); |
89 |
|
error(SYSTEM, errmsg); |
108 |
|
sprintf(errmsg, "cannot open \"%s\" for writing", outfn); |
109 |
|
error(SYSTEM, errmsg); |
110 |
|
} |
111 |
+ |
/* set up signal handling */ |
112 |
+ |
if (signal(SIGINT, quit) == SIG_IGN) signal(SIGINT, SIG_IGN); |
113 |
+ |
if (signal(SIGHUP, quit) == SIG_IGN) signal(SIGHUP, SIG_IGN); |
114 |
+ |
if (signal(SIGTERM, quit) == SIG_IGN) signal(SIGTERM, SIG_IGN); |
115 |
+ |
#ifdef SIGXCPU |
116 |
+ |
if (signal(SIGXCPU, quit) == SIG_IGN) signal(SIGXCPU, SIG_IGN); |
117 |
+ |
if (signal(SIGXFSZ, quit) == SIG_IGN) signal(SIGXFSZ, SIG_IGN); |
118 |
+ |
#endif |
119 |
|
/* copy and verify header */ |
120 |
< |
if (checkheader(infp, HOLOFMT, outfp) < 0 || |
101 |
< |
getw(infp) != HOLOMAGIC) |
120 |
> |
if (checkheader(infp, HOLOFMT, outfp) < 0 || getw(infp) != HOLOMAGIC) |
121 |
|
error(USER, "input not in holodeck format"); |
122 |
|
fputformat(HOLOFMT, outfp); |
123 |
|
fputc('\n', outfp); |
130 |
|
fclose(infp); |
131 |
|
if (fclose(outfp) == EOF) |
132 |
|
error(SYSTEM, "file flushing error in rhinitcopy"); |
133 |
< |
/* we flush everything manually */ |
133 |
> |
/* flush everything manually hence */ |
134 |
|
hdcachesize = 0; |
135 |
|
/* return input position */ |
136 |
|
return(ifpos); |
168 |
|
GCOORD *gc; |
169 |
|
{ |
170 |
|
GCOORD gci0; |
171 |
< |
int i, j; |
171 |
> |
register int i, j; |
172 |
|
|
173 |
|
for (i = 3; i--; ) { |
174 |
|
copystruct(&gci0, gc); |
175 |
|
gcshifti(&gci0, 0, i-1, hp); |
176 |
|
for (j = 3; j--; ) { |
177 |
|
copystruct(ng+(3*i+j), &gci0); |
178 |
< |
gcshifti(ng+(3*i+j), 1, j-1, hp); |
178 |
> |
gcshifti(ng+(3*i+j), gci0.w==gc->w, j-1, hp); |
179 |
|
} |
180 |
|
} |
181 |
|
} |
200 |
|
bneighrem = 0; |
201 |
|
for (i = 9; i--; ) |
202 |
|
for (j = 9; j--; ) { |
203 |
< |
if (i == 4 & j == 4) |
203 |
> |
if (i == 4 & j == 4) /* don't copy starting beam */ |
204 |
|
continue; |
205 |
+ |
if (wg0[i].w == wg1[j].w) |
206 |
+ |
continue; |
207 |
|
copystruct(bgc, wg0+i); |
208 |
|
copystruct(bgc+1, wg1+j); |
209 |
|
bneighlist[bneighrem++] = hdbindex(hp, bgc); |
210 |
+ |
#ifdef DEBUG |
211 |
+ |
if (bneighlist[bneighrem-1] <= 0) |
212 |
+ |
error(CONSISTENCY, "bad beam in firstneigh"); |
213 |
+ |
#endif |
214 |
|
} |
215 |
|
return(nextneigh()); |
216 |
|
} |
217 |
|
|
218 |
|
|
219 |
+ |
BEAMI *beamdir; |
220 |
+ |
|
221 |
+ |
int |
222 |
+ |
bpcmp(b1p, b2p) /* compare beam positions on disk */ |
223 |
+ |
int *b1p, *b2p; |
224 |
+ |
{ |
225 |
+ |
register long pdif = beamdir[*b1p].fo - beamdir[*b2p].fo; |
226 |
+ |
|
227 |
+ |
if (pdif > 0L) return(1); |
228 |
+ |
if (pdif < 0L) return(-1); |
229 |
+ |
return(0); |
230 |
+ |
} |
231 |
+ |
|
232 |
+ |
|
233 |
|
copysect(ifd, ofd) /* copy holodeck section from ifd to ofd */ |
234 |
|
int ifd, ofd; |
235 |
|
{ |
197 |
– |
#define beamdone(b) (!hinp->bi[b].nrd || bnrays(hout,b)) |
236 |
|
static short primes[] = {9431,6803,4177,2659,1609,887,587,251,47,1}; |
237 |
< |
register HOLO *hinp, *hout; |
237 |
> |
register HOLO *hinp; |
238 |
> |
HOLO *hout; |
239 |
|
register BEAM *bp; |
240 |
+ |
unsigned int4 *bflags; |
241 |
|
int *bqueue; |
242 |
|
int bqlen; |
243 |
|
int4 bqtotal; |
244 |
< |
int bc, bci, bqc, bnc, myprime; |
244 |
> |
int bc, bci, bqc, myprime; |
245 |
|
register int i; |
246 |
|
/* load input section directory */ |
247 |
|
hinp = hdinit(ifd, NULL); |
248 |
|
/* create output section directory */ |
249 |
|
hout = hdinit(ofd, (HDGRID *)hinp); |
250 |
|
/* allocate beam queue */ |
251 |
< |
if ((bqueue = (int *)malloc(nbeams(hinp)*sizeof(int))) == NULL) |
251 |
> |
bqueue = (int *)malloc(nbeams(hinp)*sizeof(int)); |
252 |
> |
bflags = (unsigned int4 *)calloc((nbeams(hinp)>>5)+1, |
253 |
> |
sizeof(unsigned int4)); |
254 |
> |
if (bqueue == NULL | bflags == NULL) |
255 |
|
error(SYSTEM, "out of memory in copysect"); |
256 |
+ |
/* mark empty beams as done */ |
257 |
+ |
for (i = nbeams(hinp); i > 0; i--) |
258 |
+ |
if (!hinp->bi[i].nrd) |
259 |
+ |
setfl(bflags, i); |
260 |
|
/* pick a good prime step size */ |
261 |
|
for (i = 0; primes[i]<<5 >= nbeams(hinp); i++) |
262 |
|
; |
266 |
|
/* add each input beam and neighbors */ |
267 |
|
for (bc = bci = nbeams(hinp); bc > 0; bc--, |
268 |
|
bci += bci>myprime ? -myprime : nbeams(hinp)-myprime) { |
269 |
< |
if (beamdone(bci)) |
269 |
> |
if (isset(bflags, bci)) |
270 |
|
continue; |
271 |
|
bqueue[0] = bci; /* initialize queue */ |
272 |
|
bqlen = 1; |
273 |
< |
bqtotal = bnrays(hinp, bci); |
273 |
> |
bqtotal = hinp->bi[bci].nrd; |
274 |
> |
setfl(bflags, bci); |
275 |
|
/* run through growing queue */ |
276 |
|
for (bqc = 0; bqc < bqlen; bqc++) { |
277 |
< |
/* transfer the beam */ |
278 |
< |
bp = hdgetbeam(hinp, bqueue[bqc]); |
279 |
< |
bcopy((char *)hdbray(bp), |
280 |
< |
(char *)hdnewrays(hout,bqueue[bqc],bp->nrm), |
233 |
< |
bp->nrm*sizeof(RAYVAL)); |
234 |
< |
hdfreebeam(hinp, bqueue[bqc]); |
235 |
< |
/* check queue size */ |
236 |
< |
if (bqtotal >= BKBSIZE*1024/sizeof(RAYVAL)) |
237 |
< |
continue; |
238 |
< |
/* add neighbors to queue */ |
239 |
< |
for (bnc = firstneigh(hinp,bqueue[bqc]); bnc > 0; |
240 |
< |
bnc = nextneigh()) { |
241 |
< |
if (beamdone(bnc)) /* see if valid */ |
277 |
> |
/* add neighbors until full */ |
278 |
> |
for (i = firstneigh(hinp,bqueue[bqc]); i > 0; |
279 |
> |
i = nextneigh()) { |
280 |
> |
if (isset(bflags, i)) /* done already? */ |
281 |
|
continue; |
282 |
< |
for (i = bqlen; i--; ) |
283 |
< |
if (bqueue[i] == bnc) break; |
284 |
< |
if (i >= 0) |
246 |
< |
continue; |
247 |
< |
bqueue[bqlen++] = bnc; /* add it */ |
248 |
< |
bqtotal += bnrays(hinp, bnc); |
282 |
> |
bqueue[bqlen++] = i; /* add it */ |
283 |
> |
bqtotal += hinp->bi[i].nrd; |
284 |
> |
setfl(bflags, i); |
285 |
|
if (bqtotal >= BKBSIZE*1024/sizeof(RAYVAL)) |
286 |
|
break; /* queue full */ |
287 |
|
} |
288 |
+ |
if (i > 0) |
289 |
+ |
break; |
290 |
|
} |
291 |
+ |
beamdir = hinp->bi; /* sort queue */ |
292 |
+ |
qsort((char *)bqueue, bqlen, sizeof(*bqueue), bpcmp); |
293 |
+ |
/* transfer each beam */ |
294 |
+ |
for (i = 0; i < bqlen; i++) { |
295 |
+ |
bp = hdgetbeam(hinp, bqueue[i]); |
296 |
+ |
bcopy((char *)hdbray(bp), |
297 |
+ |
(char *)hdnewrays(hout,bqueue[i],bp->nrm), |
298 |
+ |
bp->nrm*sizeof(RAYVAL)); |
299 |
+ |
hdfreebeam(hinp, bqueue[i]); |
300 |
+ |
} |
301 |
|
hdfreebeam(hout, 0); /* flush output block */ |
302 |
+ |
#ifdef DEBUG |
303 |
+ |
hdsync(hout, 0); |
304 |
+ |
#endif |
305 |
|
} |
306 |
|
/* we're done -- clean up */ |
307 |
|
free((char *)bqueue); |
308 |
+ |
free((char *)bflags); |
309 |
|
hddone(hinp); |
310 |
|
hddone(hout); |
259 |
– |
#undef beamdone |
311 |
|
} |
312 |
|
|
313 |
|
|
333 |
|
quit(code) /* exit the program gracefully */ |
334 |
|
int code; |
335 |
|
{ |
336 |
< |
hdsync(NULL, 1); /* write out any buffered data */ |
336 |
> |
if (tempfile[0]) |
337 |
> |
unlink(tempfile); |
338 |
|
exit(code); |
339 |
|
} |