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Add :align-to method #535

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Add :align-to method #535

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6b65e3f
Add :align-to method
Michi-Tsubaki Sep 29, 2025
5ca3469
Simplify the method
Michi-Tsubaki Sep 30, 2025
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5 changes: 5 additions & 0 deletions lisp/l/coordinates.l
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Original file line number Diff line number Diff line change
Expand Up @@ -103,6 +103,11 @@
(transform-coords (send (send self :parentcoords)
:inverse-transformation) cc cc)
(send self :newcoords cc))))
(:align (from &key to)
(unless (coordinates-p from) (error "coordinates expected for self-reference"))
(unless (coordinates-p to) (error "coordinates expected for target"))
(send self :transform (send from :transformation to :world) :world)
self)
(:rotate-vector (v) (transform rot v))
(:transform-vector (v)
;vector v given in the local coords is converted to world representation
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