| 140 |
|
lddx[3] = omega; |
| 141 |
|
/* compute BRTDF */ |
| 142 |
|
if (np->mp->otype == MAT_BRTDF) { |
| 143 |
< |
if (sa[6][0] == '0') /* special case */ |
| 143 |
> |
if (sa[6][0] == '0' && !sa[6][1]) /* special case */ |
| 144 |
|
colval(ctmp,RED) = 0.0; |
| 145 |
|
else |
| 146 |
|
colval(ctmp,RED) = funvalue(sa[6], 4, lddx); |
| 147 |
< |
if (sa[7][0] == '0') |
| 147 |
> |
if (sa[7][0] == '0' && !sa[7][1]) |
| 148 |
|
colval(ctmp,GRN) = 0.0; |
| 149 |
|
else if (!strcmp(sa[7],sa[6])) |
| 150 |
|
colval(ctmp,GRN) = colval(ctmp,RED); |
| 151 |
|
else |
| 152 |
|
colval(ctmp,GRN) = funvalue(sa[7], 4, lddx); |
| 153 |
< |
if (!strcmp(sa[8],sa[6])) |
| 153 |
> |
if (sa[8][0] == '0' && !sa[8][1]) |
| 154 |
> |
colval(ctmp,BLU) = 0.0; |
| 155 |
> |
else if (!strcmp(sa[8],sa[6])) |
| 156 |
|
colval(ctmp,BLU) = colval(ctmp,RED); |
| 157 |
|
else if (!strcmp(sa[8],sa[7])) |
| 158 |
|
colval(ctmp,BLU) = colval(ctmp,GRN); |
| 208 |
|
BRDFDAT nd; |
| 209 |
|
RAY sr; |
| 210 |
|
double mirtest=0, mirdist=0; |
| 211 |
< |
double transtest, transdist; |
| 211 |
> |
double transtest=0, transdist=0; |
| 212 |
|
int hasrefl, hastrans; |
| 213 |
|
int hastexture; |
| 214 |
|
COLOR ctmp; |
| 365 |
|
objerror(m, USER, "bad # arguments"); |
| 366 |
|
/* check for back side */ |
| 367 |
|
if (r->rod < 0.0) { |
| 368 |
< |
if (!backvis && m->otype != MAT_TFUNC |
| 367 |
< |
&& m->otype != MAT_TDATA) { |
| 368 |
> |
if (!backvis) { |
| 369 |
|
raytrans(r); |
| 370 |
|
return(1); |
| 371 |
|
} |
