also set the filter value of the fog to 0.001 or some low #. This also has
drawbacks although you will be able to keep the fog and the cylinder
disappears the fire and pinkish background are brightened changes the look
of the fire...

Happy Tweaking...

Josh Franklin wrote:

> Ok, here's another question I have for you all...I have a cylinder that
> houses a media object that looks like fire. The fire looks great, but
> there is a dark clearish object where the cylinder is. here is most the
> code for the scene...
>
> #include "colors.inc"
>
> camera {
>         location < 0.0, 1.4, -1.0 >
>         look_at < 0.0, 1.35, 0.0 >
> }
>
> //i've tried setting media_interaction off, but that does nothing
> light_source { < 100.0, 100.0, -100.0 > color rgb 0.8 }
>
> //just to make it visible
> background { color rgb <0.6, 0.2, 0.4 > }
>
> //could the fog be interfering?
> fog {
>         fog_type 2 distance 80 color rgbf < 0.6, 0.4, 0.6, 0.4 >
>         turbulence 0.6 turb_depth 10
>         omega .75 lambda 2.5 octaves 3
>         fog_offset 0.8 fog_alt 1.3
>   }
>
> plane {
>         y, 0.0
>         texture {
>                 pigment { color rgb < 0.04, 0.8, 0.1 > }
>                 normal { bumps 0.3 scale < 1.2, 0.6, 1.4 > }
>         }
> }
>
> //This is the evil cylinder
> cylinder {
>         <0, 0.01, 0 >, < 0, 2, 0 >, 1
>         pigment { color rgbf 1 }
>         interior {
>                 media {
>                 emission 1.5
>                         intervals 20
>                         samples 1, 10
>                         confidence 0.9999
>                         variance 1/1000
>                         density {
>                            cylindrical
>                         poly_wave pi
>                         turbulence 1.1
>                         color_map {
>                                   [0.0 color rgbt < 0, 0, 0, -1 > ]
>                                   [0.3 color rgbf <1, .45, 0, -.9 >]
>                                   [0.8 color rgbf <1, 1, 0, .8 >]
>                                   [1.0 color rgbt < 0, 0, 0, -1 > ]
>                         }
>                         scale < 1.4, .8, .8 >
>                         rotate 90*z rotate 85*y
>                 }
>                 }
>         }
>         translate 5*z
>         hollow
> }

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