camera cam1
{
  pixeldim  800 600
  worlddim  8 6
  viewpoint 4 3 3
}

material steelblue
{
   ambient 0  3 4.5
}

material yellow
{
   ambient  5  4 0
}

sphere center
{
   material steelblue
   center 4 1 -6
   radius 5
}

material gray
{
   ambient 2.5 3.5 2.5
}

plane floor
{
   material gray
   normal 0 1 0
   point 0 -0.1 0
}