{-# OPTIONS -Wall #-} import Vis import Linear import SpatialMath type R = Double axes :: VisObject R axes = VisObjects [Line Nothing [V3 0 0 0, V3 1 0 0] red ,Line Nothing [V3 0 0 0, V3 0 1 0] green ,Line Nothing [V3 0 0 0, V3 0 0 1] blue ] orient :: VisObject R -> VisObject R orient pict = RotEulerDeg (Euler 270 180 0) $ pict main :: IO () main = display defaultOpts (orient axes)