| # | Line 583 | Line 583 | extambient( /* extrapolate value at pv, nv */ | |
|---|---|---|
| 583 | ) | |
| 584 | { | |
| 585 | const double min_d = 0.05; | |
| 586 | + | const double max_d = 20.; |
| 587 | static FVECT my_uvw[3]; | |
| 588 | FVECT v1; | |
| 589 | int i; | |
| # | Line 602 | Line 603 | extambient( /* extrapolate value at pv, nv */ | |
| 603 | for (i = 3; i--; ) | |
| 604 | d += v1[i] * (ap->gdir[0]*uvw[0][i] + ap->gdir[1]*uvw[1][i]); | |
| 605 | ||
| 606 | < | if (d < min_d) /* should not use if we can avoid it */ |
| 606 | > | if (d < min_d) /* clamp min/max scaling */ |
| 607 | d = min_d; | |
| 608 | + | else if (d > max_d) |
| 609 | + | d = max_d; |
| 610 | copycolor(cr, ap->val); | |
| 611 | scalecolor(cr, d); | |
| 612 | return(d > min_d); | |
| – | Removed lines |
| + | Added lines |
| < | Changed lines |
| > | Changed lines |