Oh goody, the usual violent technique. I like to reffer to it as "If you
can't beat'em, CRUSH'EM!"
Not bad at all!

Johnny Smith wrote:
> 
>       Well,  without the heightfield posted as well,   and the image
> maps as well,  it would be hard to perfectly recreate this.  But the
> relevant source is at the bottom.  If anyone wants the complete
> source/picture.  (including the meshes used for the trees,  let me know)
> 
> But I can tell you this.  I used a ground fog... cranked the turbulence
> up
> to something stupid like 119.  Made the fog height and the fog falloff
> almost the same.. so that there was no gradual increase in fog density.
> In otherwords,  I crushed the fog more or less to where it was a
> constant
> density from top to bottom. Next,  I used a fairly smooth heightfield.
> (but not entirely smooth)
> Laid the fog very close to the ground.  What made the fog look "patchy"
> and intermittent was the fact that the
> heightfield poked through the top of the  fog.  Effectively cutting it
> in 2.  (in places)
> 
> // WHITE FOG
> fog
> {
>   fog_type   2
>   distance   0.08
>   color rgbt  <0.7, 0.7, 0.7 0.1> // gray
>   fog_offset -0.09  // height at which has a constant density
>   fog_alt    0.03  //falloff rate
>   turbulence 119.8 octaves 2 omega 8.0  lambda 2.0
>   turb_depth 6
> }
> 
> height_field
> {
>   tga "heightfield.tga"
>   scale <180, 2.2, 220>
>   translate <-50, -1, -5>
>   smooth
>   texture { pigment {image_map { tga "c:\povray\texture_maps\grass.tga"
> interpolate 2}
>                      rotate x*90
>                     }translate <40, 0, 0>
>           }
>   water_level -1
> }
> 
>   ------------------------------------------------------------------------
>  [Image]

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