> kurtz le pirate <kur### [at] gmailcom> wrote:
>
> I'm not sure where the media and camera is in the scene, nor the scale.  I'd
> either do a small separate test scene with your spherical pattern and color map,
> or make a few temporary drastic changes to your scene to see "what gives"

the complete scene :

// --- start ----------------------------------------------------------
#include "colors.inc"

global_settings {
  assumed_gamma 1.80
  max_trace_level 10
  }

camera {
  location <10,0,0>
  up y
  right x*image_width/image_height
  look_at <0, 0, 0>
  angle 36
  }

light_source {
  <1000,0,0>
  color White
  }

background {
  color White*0
  }


// ---------------------------------------------------------------------
#declare radiusObject = 2.0;

#declare useSphere = true;
#declare displayEdge = false;


#if (useSphere)
  sphere {
  0, radiusObject
#else
  cylinder {
  <0,0,0>, <2,0,0>, radiusObject
#end
  hollow
  pigment { rgbt 1 }
  interior {
   media {
    emission 1.0
    density {
     spherical
     density_map {
      [ 0.00 rgb <0.39607808, 0.45490193, 0.97254896> ] // exterior
      [ 0.25 rgb <0.54705858, 0.59117645, 0.97941172> ]
      [ 0.50 rgb <0.69803905, 0.72745097, 0.98627448> ]
      [ 0.75 rgb <0.84901953, 0.86372548, 0.99313724> ]
      [ 1.00 rgb <1.00000000, 1.00000000, 1.00000000> ]
      }
     }
    }
   }
  }


#if (displayEdge)
  torus {
  radiusObject, 0.01
  pigment { color Red }
  finish { ambient 0 emission 0.40 diffuse 0.60 }
  rotate 90*z
  }
#end


// --- end-------------------------------------------------------------


-- 
Kurtz le pirate
Compagnie de la Banquise

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