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Ruben Soto wrote:
>
> hope any of you know what did I do wrong.
> I took an object that represents a glass full of whater from the VFAQ,
> and I set up a scene with it. I set the pigment of the CSG object
> representing the crystal glass to have a transparency of .8, and the
> transparency of the cone representing the water to .9. I have this
> problem: When I render this scene, the parts of the water that are in
> rays that only go through 4 surfaces (Both surfaces of the water cone,
> and the in and out surface of the glass), appear with the right
> transparency. However, the parts of the water that are in rays that have
> to cross 6 surfaces (An additional in and out surface of the glass,
> because of the perspective), appear not to be hardly transparent!
> What is the problem here? Is it some setting of POV that I have wrong?
> I have included the POV source below, in case you want to take a look.
> here! ;-)
> Thanks!
>
> Ruben Soto
>
> #include "colors.inc"
> camera {location <0, 8, -5>
> look_at <0, 2, 0>
> }
>
> light_source{
> 0*x
> color red 1.0 green 1.0 blue 1.0
> translate <-5, 2, -10>
> }
> plane {y, 0
> pigment {White}
> finish {ambient .5}
> }
>
> plane {z, 5
> pigment {Red}
> }
>
> // A simple water glass made with a difference:
> #declare MyGlass=
> difference
> { cone { <0,0,0>,1,<0,5,0>,1.2 }
> cone { <0,.1,0>,.9,<0,5.1,0>,1.1 }
> pigment {rgbt <.4, .7, .9, .8>}
> finish { reflection .1}
> }
>
> #declare MyGlassWithWater=
> union
> { object { MyGlass }
> intersection
> { cone { <0,.1,0>,.9,<0,5.1,0>,1.1 }
> plane { y,4 }
> scale .999
> pigment { rgbt <.4, .7, 1, .9>}
> finish {ambient .1}
> }
> }
>
> object {MyGlassWithWater}
Thanks to both of you. I know I should read the VFAQ before asking
these kind of questions, but I am in this stage of amazement and
anxiousness to get quick results (I got the program not even 2 weeks
ago), that I guess every newbie goes through. Again, thanks!
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