| 96 |
|
fclose(fp); |
| 97 |
|
} |
| 98 |
|
#ifdef DEBUG |
| 99 |
< |
fprintf(stderr, "Minimum BSDF set to %.4f\n", bsdf_min); |
| 99 |
> |
fprintf(stderr, "Minimum BSDF set to %.4g\n", bsdf_min); |
| 100 |
|
#endif |
| 101 |
< |
min_log = log(bsdf_min*.5 + 1e-5); |
| 101 |
> |
min_log = log(bsdf_min*.5 + 1e-6); |
| 102 |
|
/* output BSDF rep. */ |
| 103 |
|
for (n = 0; (n < 6) & (2*n+3 < argc); n++) { |
| 104 |
|
double theta = (M_PI/180.)*atof(argv[2*n+2]); |
| 117 |
|
idir[1] = idir[2] * sin(phi); |
| 118 |
|
idir[2] = input_orient * sqrt(1. - idir[2]*idir[2]); |
| 119 |
|
#ifdef DEBUG |
| 120 |
< |
fprintf(stderr, "Computing BSDF for incident direction (%.1f,%.1f)\n", |
| 120 |
> |
fprintf(stderr, "Computing BSDF for incident direction (%.2f,%.2f)\n", |
| 121 |
|
get_theta180(idir), get_phi360(idir)); |
| 122 |
|
#endif |
| 123 |
|
if (!inpXML) |
| 124 |
|
rbf = advect_rbf(idir, 15000); |
| 125 |
|
#ifdef DEBUG |
| 126 |
|
if (inpXML) |
| 127 |
< |
fprintf(stderr, "Hemispherical %s: %.3f\n", |
| 127 |
> |
fprintf(stderr, "Hemispherical %s: %.4f\n", |
| 128 |
|
(output_orient > 0 ^ input_orient > 0 ? |
| 129 |
|
"transmission" : "reflection"), |
| 130 |
|
SDdirectHemi(idir, SDsampSp|SDsampDf | |
| 133 |
|
else if (rbf == NULL) |
| 134 |
|
fputs("Empty RBF\n", stderr); |
| 135 |
|
else |
| 136 |
< |
fprintf(stderr, "Hemispherical %s: %.3f\n", |
| 136 |
> |
fprintf(stderr, "Hemispherical %s: %.4f\n", |
| 137 |
|
(output_orient > 0 ^ input_orient > 0 ? |
| 138 |
|
"transmission" : "reflection"), |
| 139 |
|
rbf->vtotal); |
| 156 |
|
} |
| 157 |
|
fflush(stdout); |
| 158 |
|
sprintf(buf, "gensurf tmat bsdf%d - - - %d %d %s", n+1, |
| 159 |
< |
GRIDRES-1, GRIDRES-1, validf); |
| 159 |
> |
grid_res-1, grid_res-1, validf); |
| 160 |
|
fp = popen(buf, "w"); |
| 161 |
|
if (fp == NULL) { |
| 162 |
|
fprintf(stderr, "%s: cannot open '| %s'\n", progname, buf); |
| 163 |
|
return(1); |
| 164 |
|
} |
| 165 |
< |
for (i = 0; i < GRIDRES; i++) |
| 166 |
< |
for (j = 0; j < GRIDRES; j++) { |
| 165 |
> |
for (i = 0; i < grid_res; i++) |
| 166 |
> |
for (j = 0; j < grid_res; j++) { |
| 167 |
|
ovec_from_pos(odir, i, j); |
| 168 |
|
if (inpXML) { |
| 169 |
|
SDValue sval; |
| 170 |
< |
if (SDreportError(SDevalBSDF(&sval, odir, |
| 171 |
< |
idir, &myBSDF), stderr)) |
| 170 |
> |
if (SDreportError(SDevalBSDF(&sval, idir, |
| 171 |
> |
odir, &myBSDF), stderr)) |
| 172 |
|
return(1); |
| 173 |
|
bsdf = sval.cieY; |
| 174 |
|
} else |
| 175 |
|
bsdf = eval_rbfrep(rbf, odir); |
| 176 |
< |
bsdf = log(bsdf + 1e-5) - min_log; |
| 176 |
> |
bsdf = log(bsdf + 1e-6) - min_log; |
| 177 |
|
fprintf(fp, "%.8e %.8e %.8e\n", |
| 178 |
|
odir[0]*bsdf, odir[1]*bsdf, odir[2]*bsdf); |
| 179 |
|
} |
