"helge_h" <nomail@nomail> schreef in bericht
news:web.43dac5cbbefea50a324f231f0@news.povray.org...
> This isn't a very interesting picture, but I wanted to present the
> technique: one height-field made from a noisy and sharp image (with the
> rock texture on it), and another height-field made from a copy of the
> first, but blurred considerably (with the snow texture). They are both
> scaled exactly the same, but the blurring of the second will make it lower
> where the peaks are on the first, and higher _around_ the peaks. Easier
> done than said:
>

You can also increase or decrease the amount of snow by translating the snow
height_field along y; or more in the shadows by translating along x or z.

Thomas

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