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Question by BrainSlugs83 · Feb 15, 2020 at 02:48 AM · c#transform.position

transform.InverseTransformPoint not working correctly in 2019.3.1f1

Not sure if this is a bug, or if I'm just being stupid but, according to the docs:

transform.position is the world space position of the transform. (example: -3.5, 1.7, 2.0) transform.localPosition is the local position of the transform. (example: 0.0, 1.7, 0.0) transform.InverseTransformPoint Transforms position from world space to local space.

So then, how come transform.InverseTransformPoint(transform.position) == (0.0, 0.0, 0.0) instead of (0.0, 1.7, 0.0)?

How come transforming my world position to my local position gives me a different value?

Is this a bug? What's going on here?

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Answer by BrainSlugs83 · Feb 15, 2020 at 02:57 AM

Figured it out -- transform.InverseTransformPoint does not transform to localspace, it transforms to localspace as a child. -- e.g. where 0,0,0 is the same position as the parent. -- so if you want localspace, you have to use transform.parent.InverseTransformPoint.

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avatar image andylewisart · Feb 01 at 12:37 AM 0
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I wish I would have seen this a few hours ago! I was confused as well. Thanks for posting your solution!

avatar image JustinAHS · Feb 13 at 01:55 AM 0
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I got stuck on this for quite some time myself... Thanks for figuring it out!

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