# Is there a way to see with what a certain gemoetry is intersecting with

**URL:** <https://discourse.threejs.org/t/is-there-a-way-to-see-with-what-a-certain-gemoetry-is-intersecting-with/43829>\
**Category:** Questions\
**Tags:** intersection, geometry\
**Created:** [October 20, 2022, 8:06pm UTC](https://discourse.threejs.org/t/is-there-a-way-to-see-with-what-a-certain-gemoetry-is-intersecting-with/43829 "2022-10-20T20:06:45Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![zgodni](https://yyz1.discourse-cdn.com/flex035/user_avatar/discourse.threejs.org/zgodni/32/29440_2.png) [@zgodni](https://discourse.threejs.org/u/zgodni)\
**Post date:** [October 20, 2022, 8:06pm UTC](https://discourse.threejs.org/t/is-there-a-way-to-see-with-what-a-certain-gemoetry-is-intersecting-with/43829/1 "2022-10-20T20:06:45Z")

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![Screenshot 2022-10-20 at 22.00.41](https://canada1.discourse-cdn.com/flex035/uploads/threejs/original/3X/7/2/72a879cda1bc7e6a46386f731266571c675ea3c0.jpeg)

If we take into consideration the example above is there a way I could get the id of which geometry is intersecting with which. For example, the geometry with the id of 1 is intersecting with the geometry of id 3, and geometry with the id 3 intersects with geometries 1 and 2.

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**Author:** ![tfoller](https://avatars.discourse-cdn.com/v4/letter/t/3e96dc/32.png) [@tfoller](https://discourse.threejs.org/u/tfoller)\
**Post date:** [October 21, 2022, 6:03am UTC](https://discourse.threejs.org/t/is-there-a-way-to-see-with-what-a-certain-gemoetry-is-intersecting-with/43829/2 "2022-10-21T06:03:12Z")

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Here is a similar question answered recently:

> [@Find simple 2D shapes collision](https://discourse.threejs.org/t/find-simple-2d-shapes-collision/43517):
>
> I know there is already a lot of topics about collision detection but I didn’t find a simple answer to my issue yet. Indeed I want to solve a pretty simple collision detection issue between a square and a triangle: [image] If I move any of the above shapes using DragControls, when drag ends, how can I know if the shapes are colliding? [https://codepen.io/renodor/pen/dyewWJO](https://codepen.io/renodor/pen/dyewWJO) (This is part of a bigger project but I tried to simplify the pb at maximum, and it got down to that. I found a lot of c…