// Last edited on 2024-05-01 21:28:40 by stolfi

#include "surface_generic.inc"

#macro scene(many)
  #local P = surface_generic_control_points()
  union{
    object{ surface_generic(P, txs) } 
    object{ surface_generic_norm_vec(P, 0.55, 0.65, 0.05, txv) } 
    #if (many)
      object{ surface_generic_norm_vec(P, 0.25, 0.25, 0.05, txv) } 
      object{ surface_generic_norm_vec(P, 0.65, 0.03, 0.05, txv) } 
      object{ surface_generic_norm_vec(P, 0.40, 0.90, 0.05, txv) } 
    #end
  }
#end