input: [Trees] Height, width, color. [Detail Meshes] Height, width, color, rotation. [0] 
output: Variations
options: L i g h t i n g
options: S h a d o w s
options: W i n d
options: P l a c e m e n t
options: V a r i a t i o n s
options: C o l l i s i o n D e t e c t i o n
options: L O D