# Is this a UV mapping issue?

**URL:** <https://discourse.threejs.org/t/is-this-a-uv-mapping-issue/74104>\
**Category:** Questions\
**Tags:** decalgeometry\
**Created:** [November 17, 2024, 2:43pm UTC](https://discourse.threejs.org/t/is-this-a-uv-mapping-issue/74104 "2024-11-17T14:43:09Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![PavelBoytchev](https://yyz1.discourse-cdn.com/flex035/user_avatar/discourse.threejs.org/pavelboytchev/32/38639_2.png) [@PavelBoytchev](https://discourse.threejs.org/u/PavelBoytchev)\
**Post date:** [November 17, 2024, 5:52pm UTC](https://discourse.threejs.org/t/is-this-a-uv-mapping-issue/74104/2 "2024-11-17T17:52:58Z")

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Maybe it is this:

> [@Why is my decal stretched and deformed on some surfaces of the model?](https://discourse.threejs.org/t/why-is-my-decal-stretched-and-deformed-on-some-surfaces-of-the-model/70371/2):
>
> Decals are not wrapped along the object surface like a paper sticker. Decals act like torches that project light. When they are perpendicular to the surface, the shape looks proportional. When they are applied to slanting surfaces, the shape is stretched.

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