| 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 |
– |
|
| 21 |
|
char *progname; |
| 22 |
|
char tempfile[128]; |
| 23 |
|
|
| 125 |
|
fclose(infp); |
| 126 |
|
if (fclose(outfp) == EOF) |
| 127 |
|
error(SYSTEM, "file flushing error in rhinitcopy"); |
| 128 |
< |
/* flush everything manually hence */ |
| 129 |
< |
hdcachesize = 0; |
| 128 |
> |
/* check cache size */ |
| 129 |
> |
if (BKBSIZE*1024*1.5 > hdcachesize) |
| 130 |
> |
hdcachesize = BKBSIZE*1024*1.5; |
| 131 |
|
/* return input position */ |
| 132 |
|
return(ifpos); |
| 133 |
|
} |
| 134 |
|
|
| 135 |
|
|
| 136 |
< |
gcshifti(gc, ia, di, hp) /* shift cell row or column */ |
| 141 |
< |
register GCOORD *gc; |
| 142 |
< |
int ia, di; |
| 143 |
< |
register HOLO *hp; |
| 144 |
< |
{ |
| 145 |
< |
int nw; |
| 136 |
> |
static HOLO *hout; /* output holodeck section */ |
| 137 |
|
|
| 138 |
< |
if (di > 0) { |
| 139 |
< |
if (++gc->i[ia] >= hp->grid[((gc->w>>1)+1+ia)%3]) { |
| 140 |
< |
nw = ((gc->w&~1) + (ia<<1) + 3) % 6; |
| 141 |
< |
gc->i[ia] = gc->i[1-ia]; |
| 151 |
< |
gc->i[1-ia] = gc->w&1 ? hp->grid[((nw>>1)+2-ia)%3]-1 : 0; |
| 152 |
< |
gc->w = nw; |
| 153 |
< |
} |
| 154 |
< |
} else if (di < 0) { |
| 155 |
< |
if (--gc->i[ia] < 0) { |
| 156 |
< |
nw = ((gc->w&~1) + (ia<<1) + 2) % 6; |
| 157 |
< |
gc->i[ia] = gc->i[1-ia]; |
| 158 |
< |
gc->i[1-ia] = gc->w&1 ? hp->grid[((nw>>1)+2-ia)%3]-1 : 0; |
| 159 |
< |
gc->w = nw; |
| 160 |
< |
} |
| 161 |
< |
} |
| 162 |
< |
} |
| 163 |
< |
|
| 164 |
< |
|
| 165 |
< |
mkneighgrid(ng, hp, gc) /* compute neighborhood for grid cell */ |
| 166 |
< |
GCOORD ng[3*3]; |
| 167 |
< |
HOLO *hp; |
| 168 |
< |
GCOORD *gc; |
| 138 |
> |
static int |
| 139 |
> |
xferbeam(bp, hb) /* transfer the given beam to hout and free */ |
| 140 |
> |
register BEAM *bp; |
| 141 |
> |
HDBEAMI *hb; |
| 142 |
|
{ |
| 143 |
< |
GCOORD gci0; |
| 144 |
< |
register int i, j; |
| 145 |
< |
|
| 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), gci0.w==gc->w, j-1, hp); |
| 179 |
< |
} |
| 180 |
< |
} |
| 181 |
< |
} |
| 182 |
< |
|
| 183 |
< |
|
| 184 |
< |
int bneighlist[9*9-1]; |
| 185 |
< |
int bneighrem; |
| 186 |
< |
|
| 187 |
< |
#define nextneigh() (bneighrem<=0 ? 0 : bneighlist[--bneighrem]) |
| 188 |
< |
|
| 189 |
< |
int |
| 190 |
< |
firstneigh(hp, b) /* initialize neighbor list and return first */ |
| 191 |
< |
HOLO *hp; |
| 192 |
< |
int b; |
| 193 |
< |
{ |
| 194 |
< |
GCOORD wg0[9], wg1[9], bgc[2]; |
| 195 |
< |
int i, j; |
| 196 |
< |
|
| 197 |
< |
hdbcoord(bgc, hp, b); |
| 198 |
< |
mkneighgrid(wg0, hp, bgc); |
| 199 |
< |
mkneighgrid(wg1, hp, bgc+1); |
| 200 |
< |
bneighrem = 0; |
| 201 |
< |
for (i = 9; i--; ) |
| 202 |
< |
for (j = 9; j--; ) { |
| 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); |
| 143 |
> |
bcopy((char *)hdbray(bp), (char *)hdnewrays(hout,hb->b,bp->nrm), |
| 144 |
> |
bp->nrm*sizeof(RAYVAL)); |
| 145 |
> |
hdfreebeam(hb->h, hb->b); |
| 146 |
|
return(0); |
| 147 |
|
} |
| 148 |
|
|
| 232 |
– |
|
| 149 |
|
copysect(ifd, ofd) /* copy holodeck section from ifd to ofd */ |
| 150 |
|
int ifd, ofd; |
| 151 |
|
{ |
| 152 |
< |
static short primes[] = {9431,6803,4177,2659,1609,887,587,251,47,1}; |
| 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, myprime; |
| 245 |
< |
register int i; |
| 152 |
> |
HOLO *hinp; |
| 153 |
|
/* load input section directory */ |
| 154 |
|
hinp = hdinit(ifd, NULL); |
| 155 |
|
/* create output section directory */ |
| 156 |
|
hout = hdinit(ofd, (HDGRID *)hinp); |
| 157 |
< |
/* allocate beam queue */ |
| 158 |
< |
bqueue = (int *)malloc(nbeams(hinp)*sizeof(int)); |
| 159 |
< |
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 |
< |
; |
| 263 |
< |
while ((myprime = primes[i++]) > 1) |
| 264 |
< |
if (nbeams(hinp) % myprime) |
| 265 |
< |
break; |
| 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 (isset(bflags, bci)) |
| 270 |
< |
continue; |
| 271 |
< |
bqueue[0] = bci; /* initialize queue */ |
| 272 |
< |
bqlen = 1; |
| 273 |
< |
bqtotal = hinp->bi[bci].nrd; |
| 274 |
< |
setfl(bflags, bci); |
| 275 |
< |
/* run through growing queue */ |
| 276 |
< |
for (bqc = 0; bqc < bqlen; bqc++) { |
| 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 |
< |
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); |
| 157 |
> |
/* clump the beams */ |
| 158 |
> |
clumpbeams(hinp, 0, BKBSIZE*1024, xferbeam); |
| 159 |
> |
/* clean up */ |
| 160 |
|
hddone(hinp); |
| 161 |
|
hddone(hout); |
| 162 |
|
} |
