# \#collisions

**URL:** https://discourse.threejs.org/tag/collisions/442.md

[Latest](https://discourse.threejs.org/latest.md) · [Categories](https://discourse.threejs.org/categories.md) · [Tags](https://discourse.threejs.org/tags.md)

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## [Collider Remove Issue](https://discourse.threejs.org/t/collider-remove-issue/76190)

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**Author:** [@chain\_saw](https://discourse.threejs.org/u/chain_saw)\
**Replies:** 12\
**Last updated:** [January 11, 2025, 8:59pm UTC](https://discourse.threejs.org/t/collider-remove-issue/76190 "2025-01-11T20:59:56Z")

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Hello, everyone! I’m facing an issue with removing a model and its collider in my (r3f) scene. When I add a model, I store its information in an array. Essentially, when I place a model in the scene, I push its details…

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## [Resolved: Bouding box is one move late](https://discourse.threejs.org/t/resolved-bouding-box-is-one-move-late/70468)

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**Author:** [@Natalia\_Medrano\_do\_Nascimento](https://discourse.threejs.org/u/Natalia_Medrano_do_Nascimento)\
**Replies:** 4\
**Last updated:** [September 9, 2024, 11:55am UTC](https://discourse.threejs.org/t/resolved-bouding-box-is-one-move-late/70468 "2024-09-09T11:55:13Z")

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I am trying to get an immediate real-time intersection. So, I want “intersection” to be printed in the console when the window bounding box intersects with the wall bounding box. However, I noticed that the window box is…

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## [Having problems with EPA Collision Resolution](https://discourse.threejs.org/t/having-problems-with-epa-collision-resolution/59224)

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**Author:** [@RedJ1ve](https://discourse.threejs.org/u/RedJ1ve)\
**Replies:** 0\
**Last updated:** [December 14, 2023, 1:09pm UTC](https://discourse.threejs.org/t/having-problems-with-epa-collision-resolution/59224 "2023-12-14T13:09:55Z")

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Hi All, I’ve been following a tutorial for GJK and EPA collisions here: https://winter.dev/articles/epa-algorithm. My GJK algorithm is working perfectly in testing, however my EPA algorithm is not working. The original …

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## [Snake 3D game with obstacles and collision detection](https://discourse.threejs.org/t/snake-3d-game-with-obstacles-and-collision-detection/58426)

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**Author:** [@Gianluca\_Lomarco](https://discourse.threejs.org/u/Gianluca_Lomarco)\
**Replies:** 3\
**Last updated:** [November 23, 2023, 2:30am UTC](https://discourse.threejs.org/t/snake-3d-game-with-obstacles-and-collision-detection/58426 "2023-11-23T02:30:24Z")

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Link to the game: https://snake-3d.dev/

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## [Cant get vertices in three js anymore](https://discourse.threejs.org/t/cant-get-vertices-in-three-js-anymore/57520)

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**Author:** [@victor\_Avelar](https://discourse.threejs.org/u/victor_Avelar)\
**Replies:** 2\
**Last updated:** [October 29, 2023, 3:14am UTC](https://discourse.threejs.org/t/cant-get-vertices-in-three-js-anymore/57520 "2023-10-29T03:14:13Z")

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I have been trying to make a physics engine for long enough and still haven’t found a way to get the vertices to detect collisions because I need obj meshes to have their own collisions but I only found ways for cubes an…

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## [Convex collider hit another convex collider makes the screen froze](https://discourse.threejs.org/t/convex-collider-hit-another-convex-collider-makes-the-screen-froze/53534)

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**Author:** [@yuansavage](https://discourse.threejs.org/u/yuansavage)\
**Replies:** 5\
**Last updated:** [July 7, 2023, 4:03am UTC](https://discourse.threejs.org/t/convex-collider-hit-another-convex-collider-makes-the-screen-froze/53534 "2023-07-07T04:03:12Z")

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Hey, Now I am applying the react-three-cannon to do the collision. I grab a object to hit another object. After two objects collided, the collide events were triggered. But after that, it became really slow when I try…

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## [Precise GLB collision detection](https://discourse.threejs.org/t/precise-glb-collision-detection/50627)

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**Author:** [@Harun\_Catic](https://discourse.threejs.org/u/Harun_Catic)\
**Replies:** 0\
**Last updated:** [April 20, 2023, 8:15am UTC](https://discourse.threejs.org/t/precise-glb-collision-detection/50627 "2023-04-20T08:15:15Z")

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I found this post that mentions concave real time collision detection, and an answer about three-mesh-bvh. I have came across this package before, but never used it. I tried to apply the solution to .intersectsGeometry …

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## [Avoiding Collision between two boxes](https://discourse.threejs.org/t/avoiding-collision-between-two-boxes/11235)

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**Author:** [@ThreejsNewbie](https://discourse.threejs.org/u/ThreejsNewbie)\
**Replies:** 12\
**Last updated:** [October 29, 2022, 5:18pm UTC](https://discourse.threejs.org/t/avoiding-collision-between-two-boxes/11235 "2022-10-29T17:18:25Z")

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Hi, I want to avoid the merging of the two boxes when they collide.I’m able to detect the collision but don’t know how to avoid it from merging.Can anyone please suggest any method that fits here.Thanks /\*\*\*\*\*\*\*\*\*\*\*…

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## [Glops - development blog of my first personal game](https://discourse.threejs.org/t/glops-development-blog-of-my-first-personal-game/37935)

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**Author:** [@espace3d](https://discourse.threejs.org/u/espace3d)\
**Replies:** 25\
**Last updated:** [August 17, 2022, 10:01pm UTC](https://discourse.threejs.org/t/glops-development-blog-of-my-first-personal-game/37935 "2022-08-17T22:01:55Z")

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Hiha :speech\_balloon: By this page, I would share each step and personal progress of my project game. My objective is to publish this game here : Config OS : Linux + Awesome WM Code editor : Vscode - NVIM Publisher …

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## [Stop when selected block get collide Physijs with Threejs](https://discourse.threejs.org/t/stop-when-selected-block-get-collide-physijs-with-threejs/13337)

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**Author:** [@mina\_magdy](https://discourse.threejs.org/u/mina_magdy)\
**Replies:** 0\
**Last updated:** [March 7, 2020, 1:17am UTC](https://discourse.threejs.org/t/stop-when-selected-block-get-collide-physijs-with-threejs/13337 "2020-03-07T01:17:11Z")

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Hi Everyone, I wish to find a solution for this issue, I have some blocks moving them using mouse and i would like to stop the movement when collision happens to not drag the another block and both become frozen. how t…

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## [Collision box generator for given frame](https://discourse.threejs.org/t/collision-box-generator-for-given-frame/6624)

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**Author:** [@Alex\_Zerling](https://discourse.threejs.org/u/Alex_Zerling)\
**Replies:** 1\
**Last updated:** [March 19, 2019, 10:07am UTC](https://discourse.threejs.org/t/collision-box-generator-for-given-frame/6624 "2019-03-19T10:07:24Z")

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Hi Community, At first: I did read a lot about this topic in the last days, but I couldn’t find a good solution for the problem I am about to solve: The world: It’s a space environment with space ship models. No physic…

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## [Raycasting with camera for collisions](https://discourse.threejs.org/t/raycasting-with-camera-for-collisions/3666)

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**Author:** [@flouing](https://discourse.threejs.org/u/flouing)\
**Replies:** 0\
**Last updated:** [August 3, 2018, 9:47pm UTC](https://discourse.threejs.org/t/raycasting-with-camera-for-collisions/3666 "2018-08-03T21:47:35Z")

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Hi, I’m trying to create a first-person demo with collision detection in all axes so the player collides with boxes and can jump on them. I’ve spent the day researching this and all the methodsv(e.g. Lee Stemkoski’s) se…