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On 20/07/2018 01:10, Bald Eagle wrote:
> Use transmit, not filter, and set it less than 1, else it will be completely
> transparent. There are some good docs and websites with examples.
>
> http://xahlee.info/3d/povray-glassy.html
>
>
http://news.povray.org/povray.binaries.images/thread/%3Cweb.57a7e643418f435e7df57c0%40news.povray.org%3E/
>
> I also thought your reflection values were a bit drastic, but I always just
> tinker until I get something that works. I'm certainly no expert.
>
Also the ambient is too high.
Subsurface scattering might do it. But you might get the effect with
micro-normals.
> Try:
#declare PP0 =
material{
texture {
pigment {
colour rgbft <1.000,1.000,1.000,0.000,0.250>
/* increase t for more transparency */
}
normal {
crackle, 0.010
form < -1.000, 1.000, 0.000 >
metric 2.000
offset 0.000
scale <0.010,0.010,0.010> /* Scale micro-normals. */
}
finish {
ambient rgb <0.100,0.100,0.100>*2.500
brilliance 1.000
diffuse 0.300
phong 0.000
phong_size 1.000
specular 0.078
roughness 1.000
reflection {
rgb <0.015,0.015,0.015>, rgb <0.025,0.025,0.025>
fresnel 1
falloff 0.000
exponent 1.000
metallic 0.000
}
}
}
interior{
ior 1.500
caustics 0.000
dispersion 1.000
dispersion_samples 7.000
fade_power 0.000
fade_distance 0.000
fade_color rgb <0.000,0.000,0.000>
}
}
--
Regards
Stephen
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