20 lines
566 B
Fennel
20 lines
566 B
Fennel
(local util (require :lib.util))
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(local {: defmulti : defmethod} (util.require :lib.multimethod))
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(local {: vec* : vec+ : dir-from-key} (util.require :game.helpers))
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(local dim (require :game.dim))
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(local entity {})
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(fn entity.move [pos vel dt]
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(vec+ pos (vec* vel dt)))
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(fn entity.direct [keymap speed]
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(vec* (dir-from-key keymap) speed))
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(set entity.draw (defmulti #(or $1.draw $1.entity) :draw ...))
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(set entity.update (defmulti #(or $1.update $1.entity) :update ...))
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(defmethod entity.draw :default #nil)
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(defmethod entity.update :default #nil)
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entity
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