// PETAL / Pink Petals '03.12
// By Tsutomu HIGO  URL: http://www.asahi-net.or.jp/~nj2t-hg/

#version 3.5;
global_settings {
  max_trace_level 7
  assumed_gamma 2.2
  }

isosurface {
  function {x*x+z*z-9*sin(6*y*y-(x*x+z*z))
    *(0.3+0.7*abs(sin(6*atan(z/x)+3*y)))*sin(pi*y)}
  threshold 0
  max_gradient 200
  contained_by {box {<-3, 0, -3>, <3, 3, 3>}}
  texture {
    pigment {color rgbt <1, 1, 1, 0.9>}
    finish {
      ambient 0.02
      diffuse 0.4
      reflection 0.5
      specular 0.5
      phong 1
      brilliance 1
      }
    }
  no_shadow
  scale <2, 3.5, 2>
  rotate z*5
  }

background {color rgb <0.2, 0.2, 0.25>}

camera {
  location <-2, 15, 5>
  angle 75.0
  look_at <-0.5, 5.5, 0>
  }

light_source {<-1, 15, -7> color rgb <0.2, 0.05, 0.1>}