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Added tile-square and tile-hex #1

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Added tile-square and tile-hex #1

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23 changes: 22 additions & 1 deletion src/diamant/geometry.clj
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Original file line number Diff line number Diff line change
Expand Up @@ -10,4 +10,25 @@
(map #(->>
object
(model/translate [radius 0 0])
(model/rotate [0 0 (* angle %1)]))))))
(model/rotate [0 0 (* angle %1)]))))))

(defn tile-square
"Copy object on a square grid of given spacing"
[spacing count-x count-y object]
(->>
(for [x (range count-x) y (range count-y)]
(->>
object
(model/translate [(* x spacing) (* y spacing) 0])))))

(defn tile-hex
"Copy object on a hexagonal grid of given spacing"
[spacing count-x count-y object]
(let [t (/ spacing 1.73205080757)]
(->>
(for [x (range count-x) y (range count-y)]
(model/translate
[(+ (* x spacing) (if (odd? y) (/ spacing 2) 0))
(* y t 1.5)
0]
object)))))