Node = 0
Render = 8 7 15 16
NoRender =

Node = 1
Render = 7 8 10 9
NoRender =

Node = 2
Render = 11 12 20 19
NoRender = 20 19 11 12

Node = 3
Render = 19 20 9 10
NoRender = 9 10 19 20

Node = 4
Render = 14 13 12 11
NoRender = 12 11 14 13

Node = 5
Render = 16 15 18 17
NoRender =

Node = 6
Render = 13 14 17 18
NoRender = 17 18 13 14

Node = 7
Render = 16 0 1 8
NoRender =

Node = 8
Render = 0 7 9   1
NoRender =

Node = 9
Render = 8  1 3 10
NoRender =

Node = 10
Render = 1 9 20 3
NoRender =

Node = 11
Render = 13 4 2 12
NoRender = 2 12 13 4

Node = 12
Render = 19 2 4 11
NoRender =

Node = 13
Render = 11 4 6 14
NoRender =

Node = 14
Render = 4 13 18 6
NoRender =

Node = 15
Render = 0 16 17 5
NoRender =

Node = 16
Render = 7 0 5 15
NoRender =

Node = 17
Render = 15 5 6 18
NoRender =

Node = 18
Render = 5 17 14 6
NoRender =

Node = 19
Render = 12 2 3 20
NoRender = 3 20 12 2

Node = 20
Render = 2 19 10 3
NoRender = 10 3 2 19















 
