-- | Physical dimensions used all over the game. They are just type synonyms,
-- but it's best to use meaningful names to make our type signatures more
-- meaningful.
module Physics.TwoDimensions.Dimensions where

type Size2D = (Double, Double)
type Pos2D  = (Double, Double)
type Vel2D  = (Double, Double)
type Acc2D  = (Double, Double)