"And" <49341109@ntnu.edu.tw> wrote:
> "And" <49341109@ntnu.edu.tw> wrote:
> > I ever wrote a program that renders atmosphere and cloud. This image is what I
> > said in the following message:
> >
> >
http://news.povray.org/povray.general/message/%3Cweb.5a181ff99a2a53c1a6394f050%40news.povray.org%3E/#%3Cweb.5a181ff
99
> a2
> > a53c1a6394f050%40news.povray.org%3E
> >
> >
> > only single scattering is not enough to produce a physical based cloud. This
> > image is only single scattering:
>

Compare to 1 level scattering, this one a multiple scattering version
It calculate 1~16 level scattering

light transport in a cloud usually scatter - scatter -scatter ... over one
hundred times, I have taken a trick called reduced scattering coefficient, or 16
level scattering will not enough to produce this result.

Post a reply to this message

Attachments:
Download 'color_image test1 level16 res24.png' (533 KB)

Preview of image 'color_image test1 level16 res24.png'