| 568 |
|
if (!cvtndx(v1i, v1) || !cvtndx(v2i, v2) || !cvtndx(v3i, v3)) |
| 569 |
|
return(0); |
| 570 |
|
/* compute barycentric coordinates */ |
| 571 |
< |
texOK = !flatten && (v1i[2]>=0 && v2i[2]>=0 && v3i[2]>=0); |
| 571 |
> |
if (!flatten && v1i[2]>=0 && v2i[2]>=0 && v3i[2]>=0) |
| 572 |
> |
switch (flat_tri(vlist[v1i[0]], vlist[v2i[0]], vlist[v3i[0]], |
| 573 |
> |
vnlist[v1i[2]], vnlist[v2i[2]], vnlist[v3i[2]])) { |
| 574 |
> |
case DEGEN: /* zero area */ |
| 575 |
> |
return(-1); |
| 576 |
> |
case RVFLAT: /* reversed normals, but flat */ |
| 577 |
> |
case ISFLAT: /* smoothing unnecessary */ |
| 578 |
> |
texOK = 0; |
| 579 |
> |
break; |
| 580 |
> |
case RVBENT: /* reversed normals with smoothing */ |
| 581 |
> |
case ISBENT: /* proper smoothing */ |
| 582 |
> |
texOK = 1; |
| 583 |
> |
break; |
| 584 |
> |
} |
| 585 |
> |
else |
| 586 |
> |
texOK = 0; |
| 587 |
|
#ifdef TEXMAPS |
| 588 |
|
patOK = mapname[0] && (v1i[1]>=0 && v2i[1]>=0 && v3i[1]>=0); |
| 589 |
|
#else |
