|
![](/i/fill.gif) |
> Does anyone know how to simulate the vignetting that was present in old
> camera lenses - a loss of brightness towards the edge of the field, say
> according to a cosine law?
Simple solution: put a sphere around the camera, textured with a cylindrical
texture (so the values you give in your color_map correspond to the cosine
of the angle), using colors of rgbf<?,?,?,1> where the ? goes from 0 at the
edges to 1 in the center.
- Slime
[ http://www.slimeland.com/ ]
Post a reply to this message
|
![](/i/fill.gif) |