Is there any way to see/set the absolute size of an object?

Hello all, first post here. I’ve done a few tutorials and made a few small things. One thing that really slows me down in design is I have no real fundamental understanding of how I should be thinking about units and scaling in order to get things to look and feel right. I get that the units are unitless but by default can be treated as if they are meters because of the default gravity settings. However, when I import something and it says a scale of 1 and I want it to be 10 units tall, I don’t know how to achieve that. Is there any way to see/set the absolute size of an object? Thanks!

No, there’s basically no way to do that. Just make a cube, set its Y scale to 10, and now you have a 10-meter measuring stick. Put this next to your object, and scale that object until it looks right.

Best,

  • Joe
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I typically have a bunch of prefab measuring sticks around for this sort of thing. I’ve also seen custom background textures made for the same purpose.

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Awesome. Good to know, hehe. I come from a CAD background, so the lack of precision drives me nuts. Thank you guys.

Well, if you design your models with precision (which most artists do not), then you can size them with precision — or, better yet, remove the need for them to be resized at all. If your model is exactly 42.0 units tall in your modeling program, and it is exported and imported with scaling factors of 1.0, then it is exactly 42.0 units tall in Unity.

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