POV-Ray : Newsgroups : povray.newusers : How do I get an overhead spotlight to illuminate a dusty room (visible beam)? : Re: How do I get an overhead spotlight to illuminate a dusty room (visible beam)? Server Time
6 Sep 2024 10:10:06 EDT (-0400)
  Re: How do I get an overhead spotlight to illuminate a dusty room (visible beam)?  
From: Josh English
Date: 30 Jul 1998 12:31:55
Message: <35C0A037.A036D9FC@spiritone.com>
You may want to try a fog statement with turbulence. That might work.
Otherwise I might increase the color fooorrr  tthe Media statement. right
now you have it set to a very dark gray, almost near black. You might also
try an emission type of media

Josh English
eng### [at] spiritonecom
www.spiritone.com/~english





> ok, what i want is to have a ball bouncing (no problem) while being
> illuminated mostly by an overhead spotlight (no problem) in a dusty room
>
> (ie the spotlight beam is visible - PROBLEM).  i'm not really sure how
> to do this, but maybe someone can help me? =)  here's the code i have so
>
> far (rather, most of it... the pertinent part).  i'm pretty sure the
> "media" part is wrong, but i have no clue what to change it to.
>
> thanx for any assistance
>
> media {
>  scattering { 1, rgb 0.001 }
> }
>
> camera {
>  location <-15, 10, -40>
>  angle 30
>  look_at <0, 2, 0>
> }
>
> light_source {
>  <0, 25, 0>
>  colour rgb 1.25
>  spotlight
>  radius 10
>  falloff 15
> // tightness 1
>  point_at <0, 0, 0>
>  area_light
>  <0, 5, 0>, <0, 0, 5>, 5, 5
>  jitter
>  media_attenuation on
>  media_interaction off
> }
>
> light_source {
>  <-15, 10, -40>
>  colour rgb 0.25
>  shadowless
>  media_interaction off
> }
>
> sphere {
>  <0, 5, 0>, 2
>  texture {
>   BallTexture
>  }
> }
>
> plane {
>  <0, 1, 0>, -Rad
>  texture {
>   PlaneTexture
>  }
> }


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