src_dst 3 3
   fill_noise 4 2 0.5

# draw some pyramids => [0.8, 1]
src_dst 1 1
   src_blend 0
   triangles 2 0.7
   map_range 0.01 1 0.8 1

# draw (hollow) spheres => [0.4,0.8]
src_dst 3 0
   src_blend P0.6,1
   spheres 2 0.3
   map_range 0.4 1 0 0 # cut out some parts of the core
   map_range 0.01 0.4 0.4 0.8

# draw the pyramids into the spheres
src_dst 1 0
   src_blend 1
   src_range 0.001 1
   fill
   src_range 0 1

# draw some smaller hollow spheres => [0.2, 0.4]
src_dst 0 1
   src_blend 0
   fill 0
   spheres 1 0.4
   map_range 0.15 1 0 0
   map_range 0.001 0.15 0.2 0.4

# draw only potions of the pyramids/spheres over:
src_dst 0 2
   src_blend 1
   cantor_dust 2

# blend in the smaller hollow sphere:
src_dst 1 2
   src_range 0.0001 1
   src_blend 1
   fill

   #show_range_sector_type C3 2