White Dots ?

[Infrared digital]

I know this is an old and well documented problem with fundamental solutions however, I can't sort this out so, if anyone has any suggestions, please let me know.

http://www.chaosgroup.com/forums/vbu...1&d=1261478940

The sun is invisible and 'Sub Pixel Mapping' is ticked.

[Infrared digital]

Managed to sort it.

It was at;

Hsph Subdivs 80
Interp Samples 20

Changed to;

Hsph Subdivs 80
Interp Samples 80

and it works.