# | Line 21 | Line 21 | |
---|---|---|
21 | ||
22 | Lu, Lv - local (u,v) coordinates | |
23 | ||
24 | < | For brdf functions, the following are also available: |
24 | > | For *func & *data materials, the following are also available: |
25 | ||
26 | NxP, NyP, NzP - perturbed surface normal | |
27 | RdotP - perturbed ray dot product | |
# | Line 41 | Line 41 | |
41 | ||
42 | sin(x), cos(x), tan(x), | |
43 | asin(x), acos(x), | |
44 | < | atan(x), atan2(y,x) - standard trig functions |
44 | > | atan(x), atan2(y,x) - standard trig functions (radians) |
45 | ||
46 | floor(x), ceil(x) - g.l.b. & l.u.b. | |
47 |
– | Removed lines |
+ | Added lines |
< | Changed lines |
> | Changed lines |