| 48 |
|
if ((i < 0) & !nrev) /* all normals agree w/ face? */ |
| 49 |
|
return(0); |
| 50 |
|
if (nrev == f->nv) { /* all reversed? */ |
| 51 |
< |
for (i = f->nv; i--; ) /* remove normal indices */ |
| 52 |
< |
f->v[i].nid = -1; |
| 53 |
< |
for (i = f->nv/2; i--; ) { /* and swap others around */ |
| 51 |
> |
for (i = f->nv/2; i--; ) { /* swap vertices around */ |
| 52 |
|
int j = f->nv-1 - i; |
| 53 |
< |
int vi = f->v[i].vid; |
| 54 |
< |
int ti = f->v[i].tid; |
| 55 |
< |
f->v[i].vid = f->v[j].vid; |
| 58 |
< |
f->v[i].tid = f->v[j].tid; |
| 59 |
< |
f->v[j].vid = vi; |
| 60 |
< |
f->v[j].tid = ti; |
| 53 |
> |
VertEnt tve = f->v[i]; |
| 54 |
> |
f->v[i] = f->v[j]; |
| 55 |
> |
f->v[j] = tve; |
| 56 |
|
} |
| 57 |
|
return(0); |
| 58 |
|
} |
| 66 |
|
{ |
| 67 |
|
FILE *fp = (FILE *)ptr; |
| 68 |
|
BARYCCM bcm; |
| 69 |
< |
RREAL ncoor[3][3]; |
| 69 |
> |
FVECT coor[3]; |
| 70 |
|
int i; |
| 71 |
|
|
| 72 |
|
if (f->nv != 3) |
| 73 |
|
return(0); /* should never happen */ |
| 74 |
< |
if (sizeof(sc->vert[0].p) != sizeof(FVECT)) |
| 75 |
< |
error(INTERNAL, "Code error in trismooth()"); |
| 76 |
< |
if (comp_baryc(&bcm, sc->vert[f->v[0].vid].p, sc->vert[f->v[1].vid].p, |
| 77 |
< |
sc->vert[f->v[2].vid].p) < 0) |
| 74 |
> |
#ifdef SMLFLT |
| 75 |
> |
for (i = 3; i--; ) { |
| 76 |
> |
double *v = sc->vert[f->v[i].vid].p; |
| 77 |
> |
VCOPY(coor[i], v); |
| 78 |
> |
} |
| 79 |
> |
if (comp_baryc(&bcm, coor[0], coor[1], coor[2]) < 0) |
| 80 |
|
return(0); /* degenerate?? */ |
| 81 |
< |
|
| 81 |
> |
#else |
| 82 |
> |
if (comp_baryc(&bcm, sc->vert[f->v[0].vid].p, |
| 83 |
> |
sc->vert[f->v[1].vid].p, sc->vert[f->v[2].vid].p) < 0) |
| 84 |
> |
return(0); /* degenerate?? */ |
| 85 |
> |
#endif |
| 86 |
|
for (i = 3; i--; ) { /* assign BC normals */ |
| 87 |
|
float *tnrm = sc->norm[f->v[i].nid]; |
| 88 |
< |
ncoor[0][i] = tnrm[0]; |
| 89 |
< |
ncoor[1][i] = tnrm[1]; |
| 90 |
< |
ncoor[2][i] = tnrm[2]; |
| 88 |
> |
coor[0][i] = tnrm[0]; |
| 89 |
> |
coor[1][i] = tnrm[1]; |
| 90 |
> |
coor[2][i] = tnrm[2]; |
| 91 |
|
} /* print texture */ |
| 92 |
|
fprintf(fp, "\n%s texfunc %s\n4 dx dy dz %s\n0\n", |
| 93 |
|
sc->matname[f->mat], TEXNAME, TCALNAME); |
| 94 |
< |
fput_baryc(&bcm, ncoor, 3, fp); /* with BC normals */ |
| 94 |
> |
fput_baryc(&bcm, coor, 3, fp); /* with BC normals */ |
| 95 |
|
fprintf(fp, "\n%s polygon %s.%d\n0\n0\n9\n", |
| 96 |
|
TEXNAME, sc->grpname[f->grp], ++fcnt); |
| 97 |
|
for (i = 0; i < 3; i++) { /* then triangle */ |
