Jan Dvorak <jan### [at] centrumcz> wrote:

> > High!
> >
> > H. Karsten schrieb:
> >> A background for a street scene.
> >
> > Weird... looks like proto-Incan ruins somewhere on the windswept
> > Bolivian Altiplano at almost 5000 metres above sea level, given the
> > ultra-deep blue sky!
> >
> maybe the picture is gamma-corrected for gamma 4.84 displays

Here is the scene, the gamma was 2. (without the blocs, this would be lots of
megabytes...)

#version 3.5;

//h. kasten, Berlin
//1440x600

#include "colors.inc"



global_settings {assumed_gamma 2 radiosity {pretrace_start 1 pretrace_end
0.0000001 count 50 error_bound 0.05 recursion_limit 10 brightness 1}}



camera {

  ultra_wide_angle

  //omnimax

  location  <-0.25, 0.01, -2>*1.5

  direction 1.5*z

  right     x*image_width/image_height

  angle 70



 aperture 0.02

 blur_samples 64

 focal_point <-0.05, 0.6,  0.0>

 confidence 0.5

 variance 1/1280



//  look_at   <-0.05, 0.6,  0.0>

  look_at   <-0.25, 0.6,  0.0>



}



light_source {

  <0, 0, 0>

  color rgb <1, 1, 1>

  translate <-30, 30, -60>

}



sky_sphere {

  pigment {

    gradient y

    color_map {

      [0.0 rgb <0.7,0.65,0.5>]

      [0.25 rgb <0.0,0.1,0.8>]

      [0.5 rgb <0.0,0.1,0.8>*0.5]

      [1.0 rgb 0]

    }

  turbulence .325

  translate <0,-0.2,0>

  scale 1.5

  octaves 10

  lambda 3

  }

  rotate <0,-10,0>

}

plane {

  y, 0

pigment { color rgb <0.7,0.65,0.5>*1.5 }

finish{ambient 0 diffuse 1}

}

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