| 26 |
|
int input_orient = 0; |
| 27 |
|
int output_orient = 0; |
| 28 |
|
|
| 29 |
+ |
/* BSDF histogram */ |
| 30 |
+ |
int bsdf_hist[HISTLEN]; |
| 31 |
+ |
|
| 32 |
+ |
/* BSDF value for boundary regions */ |
| 33 |
+ |
double bsdf_min = 0; |
| 34 |
+ |
|
| 35 |
|
/* processed incident DSF measurements */ |
| 36 |
|
RBFNODE *dsf_list = NULL; |
| 37 |
|
|
| 247 |
|
double |
| 248 |
|
eval_rbfrep(const RBFNODE *rp, const FVECT outvec) |
| 249 |
|
{ |
| 250 |
+ |
double minval = bsdf_min*output_orient*outvec[2]; |
| 251 |
|
double res = 0; |
| 252 |
|
const RBFVAL *rbfp; |
| 253 |
|
FVECT odir; |
| 254 |
|
double sig2; |
| 255 |
|
int n; |
| 256 |
< |
|
| 257 |
< |
if (rp == NULL) |
| 258 |
< |
return(.0); |
| 256 |
> |
/* use minimum if no information avail. */ |
| 257 |
> |
if (rp == NULL) { |
| 258 |
> |
if (outvec[2] > 0 ^ output_orient > 0) |
| 259 |
> |
return(.0); |
| 260 |
> |
return(minval); |
| 261 |
> |
} |
| 262 |
|
rbfp = rp->rbfa; |
| 263 |
|
for (n = rp->nrbf; n--; rbfp++) { |
| 264 |
|
ovec_from_pos(odir, rbfp->gx, rbfp->gy); |
| 267 |
|
if (sig2 > -19.) |
| 268 |
|
res += rbfp->peak * exp(sig2); |
| 269 |
|
} |
| 270 |
+ |
if (res < minval) /* never return less than minval */ |
| 271 |
+ |
return(minval); |
| 272 |
|
return(res); |
| 273 |
|
} |
| 274 |
|
|
| 402 |
|
fprintf(ofp, "SYMMETRY=%d\n", !single_plane_incident * inp_coverage); |
| 403 |
|
fprintf(ofp, "IO_SIDES= %d %d\n", input_orient, output_orient); |
| 404 |
|
fprintf(ofp, "GRIDRES=%d\n", grid_res); |
| 405 |
+ |
fprintf(ofp, "BSDFMIN=%g\n", bsdf_min); |
| 406 |
|
fputformat(BSDFREP_FMT, ofp); |
| 407 |
|
fputc('\n', ofp); |
| 408 |
|
/* write each DSF */ |
| 466 |
|
} |
| 467 |
|
if (!strncmp(s, "GRIDRES=", 8)) { |
| 468 |
|
sscanf(s+8, "%d", &grid_res); |
| 469 |
+ |
return(0); |
| 470 |
+ |
} |
| 471 |
+ |
if (!strncmp(s, "BSDFMIN=", 8)) { |
| 472 |
+ |
sscanf(s+8, "%lf", &bsdf_min); |
| 473 |
|
return(0); |
| 474 |
|
} |
| 475 |
|
if (formatval(fmt, s) && strcmp(fmt, BSDFREP_FMT)) |