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You should try and put the samples min,max keyword
after intervals, and for future changes perhaps put the
"method 3" in there as well.
If you'd use intervals 1 method 3 samples 10,30 you could
probably get better results...
--
Tim Nikias
Homepage: http://www.digitaltwilight.de/no_lights/index.html
Email: Tim### [at] gmx de
"f00" <f00### [at] freenet de> schrieb im Newsbeitrag
news:3d5cc95e$1@news.povray.org...
> Here's the code for the heigth_field:
>
> #declare Surface_Dust_HF = height_field {
> tga "HF_Desert.tga"
> smooth
> pigment {
> rgbt <1,1,1,1>
> }
> interior {
> media {
> scattering {
> 3,
> color rgb <0.0847059, 0.0847059, 0.074902>
> extinction 1
> }
> density {
> gradient z
> turbulence .5
> density_map {
> [ 0.00 color rgb < 0.00, 0.00, 0.00> ]
> [ 0.20 color rgb < 0.00, 0.00, 0.00> ]
> [ 0.40 color rgb < 0.25, 0.25, 0.25> ]
> [ 0.60 color rgb < 0.50, 0.50, 0.50> ]
> [ 0.80 color rgb < 0.75, 0.75, 0.75> ]
> [ 1.00 color rgb < 1.00, 1.00, 1.00> ]
> }
> }
> intervals 1
> scale .0125
> translate y*135
> }
> }
> translate <-.75, -.86, -.125>
> scale <200,50,200>
> }
> #if (S_Dust)
> object { Surface_Dust_HF translate y*17.5 } //The h_f used for the
> footprints is declared separately
> #end //and
> placed a little below.
>
> On the picture it looks like the height_field isn't filled with media,
> instead the media seems to be just on the surface of the h_f. As you can
see
> it's hollow, but isn't a heigth_field a plain object anyway, like a
wrinkled
> plane which has no interior. This confuses me. If you see something in the
> code I don't
>
>
>
> "Marc-Hendrik Bremer" <Mar### [at] t-online de> schrieb im
> Newsbeitrag news:3d5cc44b@news.povray.org...
> >
> > "f00" <f00### [at] freenet de> schrieb im Newsbeitrag
> > news:3d5c5272@news.povray.org...
> > > HI all,
> > >
> > > here's the new version of my mech scene. I'm currently working on the
> > media
> > > above the heigth field but I just can't get it to work properly. At
the
> > > moment, the effect is just on the surface of the
translated/transparent
> > > height field, and I can't get it positioned acurately inside an object
> > with the same surface.
> >
> > The code of your media-container height_field would help a lot to find
the
> > problem. Is 'hollow' used`? I has to. Did you use some ior in the
> container?
> > You shouldn't IMHO. Is the container reflective?
> >
> > I like the image so far, keep up the good work!
> >
> > Marc-Hendrik
> >
> >
>
>
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