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46 lines
941 B
Plaintext
46 lines
941 B
Plaintext
;; A slightly bigger example of how to work with structs and arrays that change
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(use IO)
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(deftype Pos
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[x Float
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y Float])
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(defn incf [x]
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(Float.+ x 1.0f))
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(defmodule Pos
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(defn move [pos]
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(Pos.update-y (Pos.update-x pos incf) incf)) ;; Threading macro to the rescue!
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)
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(deftype Monster
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[pos Pos
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hp Int
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name String])
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(defmodule Monster
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(defn init-random [name]
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(Monster.init
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(Pos.init (Float.random-between 0.0f 100.0f)
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(Float.random-between 0.0f 100.0f))
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100
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@name))
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(defn move [monster]
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(Monster.update-pos monster Pos.move))
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)
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(defn main []
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(do
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(System.srand (System.time))
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(let [monsters (Array.copy-map Monster.init-random &[@"Pegasus" @"Dragon" @"Devil"])]
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(do
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(println (ref (Array.str &monsters)))
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(let [new-monsters (Array.endo-map Monster.move monsters)]
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(println (ref (Array.str &new-monsters))))))))
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