// STEP / The Start Point Of The World '05.10
// By Tsutomu HIGO  URL: http://www.asahi-net.or.jp/~nj2t-hg/

#version 3.6;
global_settings {
  max_trace_level 4
  assumed_gamma 2.2
  }

camera {
  location <1, 10, -50>
  look_at <5, -30, 0>
  angle 90
  }

light_source { <120, 50, 25> color rgb <1, 1, 0.3> }

union {
  isosurface {
    function { y+0.3*int(3*pow(x*x+z*z,0.3)) }
    threshold 0
    max_gradient 40
    contained_by { box { <-20, -10.1, -20>, <20, 1, 20> } }
    }
  plane { y, -10 }
  texture {
    pigment { color rgb <1, 0.9, 0.7> }
    finish {
      ambient 0.3
      diffuse 1
      reflection 0.5
      specular 0.8
      phong 0.5
      brilliance 1
      }
    }
  scale 3
  }