| 6 |
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* Initialization and calculation routines |
| 7 |
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*/ |
| 8 |
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|
| 9 |
+ |
#include "copyright.h" |
| 10 |
+ |
|
| 11 |
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#include "rcontrib.h" |
| 10 |
– |
#include "source.h" |
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#include "otypes.h" |
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+ |
#include "source.h" |
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|
| 15 |
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char *shm_boundary = NULL; /* boundary of shared memory */ |
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|
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|
| 91 |
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/* Add modifier to our list to track */ |
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MODCONT * |
| 93 |
< |
addmodifier(char *modn, char *outf, char *binv, int bincnt) |
| 93 |
> |
addmodifier(char *modn, char *outf, char *prms, char *binv, int bincnt) |
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{ |
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LUENT *lep = lu_find(&modconttab,modn); |
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MODCONT *mp; |
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error(SYSTEM, "out of memory in addmodifier"); |
| 128 |
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mp->outspec = outf; /* XXX assumes static string */ |
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mp->modname = modn; /* XXX assumes static string */ |
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+ |
mp->params = prms; |
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mp->binv = ebinv; |
| 132 |
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mp->nbins = bincnt; |
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memset(mp->cbin, 0, sizeof(DCOLOR)*bincnt); |
| 141 |
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|
| 142 |
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/* Add modifiers from a file list */ |
| 143 |
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void |
| 144 |
< |
addmodfile(char *fname, char *outf, char *binv, int bincnt) |
| 144 |
> |
addmodfile(char *fname, char *outf, char *prms, char *binv, int bincnt) |
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{ |
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char *mname[MAXMODLIST]; |
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int i; |
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error(SYSTEM, errmsg); |
| 152 |
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} |
| 153 |
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for (i = 0; mname[i]; i++) /* add each one */ |
| 154 |
< |
addmodifier(mname[i], outf, binv, bincnt); |
| 154 |
> |
addmodifier(mname[i], outf, prms, binv, bincnt); |
| 155 |
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} |
| 156 |
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|
| 157 |
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|
| 180 |
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/* set shared memory boundary */ |
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shm_boundary = strcpy((char *)malloc(16), "SHM_BOUNDARY"); |
| 182 |
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} |
| 183 |
+ |
for (i = 0; i < nsources; i++) /* tracing to sources as well */ |
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+ |
source[i].sflags |= SFOLLOW; |
| 185 |
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if (yres > 0) { /* set up flushing & ray counts */ |
| 186 |
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if (xres > 0) |
| 187 |
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raysleft = (RNUMBER)xres*yres; |
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if ((account = accumulate) > 1) |
| 193 |
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raysleft *= accumulate; |
| 194 |
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waitflush = (yres > 0) & (xres > 1) ? 0 : xres; |
| 190 |
– |
/* tracing to sources as well */ |
| 191 |
– |
for (i = 0; i < nsources; i++) |
| 192 |
– |
source[i].sflags |= SFOLLOW; |
| 195 |
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|
| 196 |
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if (nproc > 1 && in_rchild()) /* forked child? */ |
| 197 |
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return; /* return to main processing loop */ |
| 219 |
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trace_contrib(RAY *r) |
| 220 |
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{ |
| 221 |
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MODCONT *mp; |
| 222 |
+ |
double bval; |
| 223 |
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int bn; |
| 224 |
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RREAL contr[3]; |
| 225 |
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|
| 226 |
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if (r->ro == NULL || r->ro->omod == OVOID) |
| 227 |
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return; |
| 228 |
+ |
/* shadow ray not on source? */ |
| 229 |
+ |
if (r->rsrc >= 0 && source[r->rsrc].so != r->ro) |
| 230 |
+ |
return; |
| 231 |
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|
| 232 |
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mp = (MODCONT *)lu_find(&modconttab,objptr(r->ro->omod)->oname)->data; |
| 233 |
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|
| 234 |
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if (mp == NULL) /* not in our list? */ |
| 235 |
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return; |
| 236 |
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|
| 237 |
< |
worldfunc(RCCONTEXT, r); /* get bin number */ |
| 238 |
< |
bn = (int)(evalue(mp->binv) + .5); |
| 239 |
< |
if ((bn < 0) | (bn >= mp->nbins)) { |
| 240 |
< |
error(WARNING, "bad bin number (ignored)"); |
| 237 |
> |
worldfunc(RCCONTEXT, r); /* else set context */ |
| 238 |
> |
set_eparams((char *)mp->params); |
| 239 |
> |
if ((bval = evalue(mp->binv)) <= -.5) /* and get bin number */ |
| 240 |
> |
return; /* silently ignore negatives */ |
| 241 |
> |
if ((bn = (int)(bval + .5)) >= mp->nbins) { |
| 242 |
> |
sprintf(errmsg, "bad bin number (%d ignored)", bn); |
| 243 |
> |
error(WARNING, errmsg); |
| 244 |
|
return; |
| 245 |
|
} |
| 246 |
< |
raycontrib(contr, r, PRIMARY); |
| 246 |
> |
raycontrib(contr, r, PRIMARY); /* compute coefficient */ |
| 247 |
|
if (contrib) |
| 248 |
< |
multcolor(contr, r->rcol); |
| 248 |
> |
multcolor(contr, r->rcol); /* -> contribution */ |
| 249 |
|
addcolor(mp->cbin[bn], contr); |
| 250 |
|
} |
| 251 |
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|
| 262 |
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thisray.rdir[2] = -dir[2]; |
| 263 |
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thisray.rmax = 0.0; |
| 264 |
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rayorigin(&thisray, PRIMARY, NULL, NULL); |
| 265 |
< |
thisray.rot = 1e-5; /* pretend we hit surface */ |
| 265 |
> |
/* pretend we hit surface */ |
| 266 |
> |
thisray.rt = thisray.rot = 1e-5; |
| 267 |
|
thisray.rod = 1.0; |
| 268 |
+ |
VCOPY(thisray.ron, dir); |
| 269 |
|
VSUM(thisray.rop, org, dir, 1e-4); |
| 270 |
|
samplendx++; /* compute result */ |
| 271 |
|
(*ofun[Lamb.otype].funp)(&Lamb, &thisray); |
| 323 |
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#endif |
| 324 |
|
while (getvec(orig) == 0 && getvec(direc) == 0) { |
| 325 |
|
d = normalize(direc); |
| 326 |
< |
if (nchild != -1 && (d == 0.0) & (accumulate != 1)) { |
| 326 |
> |
if (nchild != -1 && (d == 0.0) & (accumulate == 0)) { |
| 327 |
|
if (!ignore_warning_given++) |
| 328 |
|
error(WARNING, |
| 329 |
|
"dummy ray(s) ignored during accumulation\n"); |
| 333 |
|
lastray = lastdone = 0; |
| 334 |
|
++lastray; |
| 335 |
|
if (d == 0.0) { /* zero ==> flush */ |
| 336 |
< |
if ((yres <= 0) | (xres <= 0)) |
| 337 |
< |
waitflush = 1; /* flush right after */ |
| 338 |
< |
account = 1; |
| 336 |
> |
if ((yres <= 0) | (xres <= 1)) |
| 337 |
> |
waitflush = 1; /* flush after */ |
| 338 |
> |
if (nchild == -1) |
| 339 |
> |
account = 1; |
| 340 |
|
} else if (imm_irrad) { /* else compute */ |
| 341 |
|
eval_irrad(orig, direc); |
| 342 |
|
} else { |
