# | Line 1542 | Line 1542 | refuses to do without this option. | |
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1542 | ||
1543 | Made rtcontrib flush output when handed a zero-length ray vector, | |
1544 | to match behavior of rtrace. | |
1545 | + | |
1546 | + | Improved color scale for falsecolor output. |
1547 | + | |
1548 | + | Added threshold test for Fresnel approximation to prevent its use |
1549 | + | on smooth surfaces with unrealistically low specularities (less than 1.8%). |
1550 | + | Water has a specular reflectance of 2.1% at room temperture. |
– | Removed lines |
+ | Added lines |
< | Changed lines |
> | Changed lines |