# \#collision-meshes **URL:** https://forums.unrealengine.com/tag/collision-meshes/7679.md [Latest](https://forums.unrealengine.com/latest.md) · [Categories](https://forums.unrealengine.com/categories.md) · [Tags](https://forums.unrealengine.com/tags.md) --- ## [Is It Possible to Create a Square Collision Box For a Capsule Component?](https://forums.unrealengine.com/t/is-it-possible-to-create-a-square-collision-box-for-a-capsule-component/435849)
**Author:** [@anonymous\_user\_1d98fa3a](https://forums.unrealengine.com/u/anonymous_user_1d98fa3a)\ **Replies:** 4\ **Last updated:** [September 14, 2026, 6:21pm UTC](https://forums.unrealengine.com/t/is-it-possible-to-create-a-square-collision-box-for-a-capsule-component/435849 "2026-09-14T18:21:39Z")
Hello, I’m a beginner working on a project with a template given to me by a lecturer and I’ve run into a problem with the collision box. Is there any way to turn it into a cube to match the player character mesh that I… --- ## [UE-96080 - collision meshes not rendered correctly in collision view modes](https://forums.unrealengine.com/t/ue-96080-collision-meshes-not-rendered-correctly-in-collision-view-modes/2720624)
**Author:** [@addyhush1](https://forums.unrealengine.com/u/addyhush1)\ **Replies:** 0\ **Last updated:** [May 7, 2026, 3:17pm UTC](https://forums.unrealengine.com/t/ue-96080-collision-meshes-not-rendered-correctly-in-collision-view-modes/2720624 "2026-05-07T15:17:44Z")
Summary “Complex Collision Meshes” assigned to static meshes are ignored in the view mode “Visibility Collision” and also “Player Collision”. Instead of the expected assigned complex collision mesh, the viewport uses the… --- ## [Change color of box collision](https://forums.unrealengine.com/t/change-color-of-box-collision/380650)
**Author:** [@DoubleP90](https://forums.unrealengine.com/u/DoubleP90)\ **Replies:** 12\ **Last updated:** [March 23, 2026, 2:47pm UTC](https://forums.unrealengine.com/t/change-color-of-box-collision/380650 "2026-03-23T14:47:27Z")
I’d like to change the color of the box collision during runtime for debugging purposes, is there a way to do it in blueprints? I can only retrieve the shape color of the mesh but not set it --- ## [Custom hit collision function](https://forums.unrealengine.com/t/custom-hit-collision-function/2662626)
**Author:** [@Supermatta321](https://forums.unrealengine.com/u/Supermatta321)\ **Replies:** 0\ **Last updated:** [October 6, 2025, 11:23am UTC](https://forums.unrealengine.com/t/custom-hit-collision-function/2662626 "2025-10-06T11:23:26Z")
Hi, im struggling with how to use queries and collision in my entirely custom physics system. Im moving actors by adding velocity to the world location/rotation on a fixed tick. However, getting correct collision is real… --- ## [Shrink wrap collision for in world object ](https://forums.unrealengine.com/t/shrink-wrap-collision-for-in-world-object/2662191)
**Author:** [@Metalman12345612](https://forums.unrealengine.com/u/Metalman12345612)\ **Replies:** 0\ **Last updated:** [October 4, 2025, 4:40am UTC](https://forums.unrealengine.com/t/shrink-wrap-collision-for-in-world-object/2662191 "2025-10-04T04:40:02Z")
Hello I have a bit of a problem. Im trying to figure a tool or workflow for collision that I need a pretty specific tool that can essentially shrink wrap collision. Simplify the collision so piles of geo dont have col… --- ## [Collisions not scaling with mesh](https://forums.unrealengine.com/t/collisions-not-scaling-with-mesh/2650858)
**Author:** [@Siwamoto](https://forums.unrealengine.com/u/Siwamoto)\ **Replies:** 1\ **Last updated:** [August 27, 2025, 3:22am UTC](https://forums.unrealengine.com/t/collisions-not-scaling-with-mesh/2650858 "2025-08-27T03:22:05Z")
When importing a mesh with custom collisions, they do not follow the mesh when scaling. I create the meshes in Maya. The main mesh & collision meshes have all had their translations reset to 0, 0, 0. grouped with the U… --- ## [Collisions ](https://forums.unrealengine.com/t/collisions/2587193)
**Author:** [@prdesign](https://forums.unrealengine.com/u/prdesign)\ **Replies:** 0\ **Last updated:** [July 1, 2025, 11:47pm UTC](https://forums.unrealengine.com/t/collisions/2587193 "2025-07-01T23:47:00Z")
Just a simple feature, better than confetti particles and DLSS ! Just a check box, the collision is “off” Another check box, the collision mesh is now invisible (because a material with alpha is still interacting wi… --- ## [Simple cable component partially passing through generated cylinder](https://forums.unrealengine.com/t/simple-cable-component-partially-passing-through-generated-cylinder/1744303)
**Author:** [@sim-tweeny](https://forums.unrealengine.com/u/sim-tweeny)\ **Replies:** 3\ **Last updated:** [March 14, 2025, 1:01am UTC](https://forums.unrealengine.com/t/simple-cable-component-partially-passing-through-generated-cylinder/1744303 "2025-03-14T01:01:09Z")
Hello all, Using UE 5.3.2, I’m trying to build a simple pulley / cable simulation. The first step was to drape a cable component over a basic cylinder. This is the closest I’ve been able to get it - the cable mesh goes… --- ## [Multiple skeletal mesh use one physics asset in character bp](https://forums.unrealengine.com/t/multiple-skeletal-mesh-use-one-physics-asset-in-character-bp/448760)
**Author:** [@lankmiller](https://forums.unrealengine.com/u/lankmiller)\ **Replies:** 3\ **Last updated:** [November 14, 2024, 10:34pm UTC](https://forums.unrealengine.com/t/multiple-skeletal-mesh-use-one-physics-asset-in-character-bp/448760 "2024-11-14T22:34:17Z")
Hello. How to use one physics asset (simulation and collision) for several skeletal mesh in character bp. I tried to use several physics asset at the same time, but they behave badly. I’m trying to simulate collision … --- ## [Player Cloth not colliding with the body](https://forums.unrealengine.com/t/player-cloth-not-colliding-with-the-body/2046147)
**Author:** [@AKKKOU](https://forums.unrealengine.com/u/AKKKOU)\ **Replies:** 0\ **Last updated:** [September 30, 2024, 2:37pm UTC](https://forums.unrealengine.com/t/player-cloth-not-colliding-with-the-body/2046147 "2024-09-30T14:37:53Z")
Hello there, I just create a cape for my player and found out it’s not colliding with the player mesh, I’ve tried setting the cape mesh’s collision and also apply the body physics asset to the cape, but still it’s going … --- ## [Static Meshes apply impulse to my player unexpectedly](https://forums.unrealengine.com/t/static-meshes-apply-impulse-to-my-player-unexpectedly/1846214)
**Author:** [@Chevidal451](https://forums.unrealengine.com/u/Chevidal451)\ **Replies:** 0\ **Last updated:** [May 8, 2024, 11:59am UTC](https://forums.unrealengine.com/t/static-meshes-apply-impulse-to-my-player-unexpectedly/1846214 "2024-05-08T11:59:05Z")
I’m making a game where I want the destruction of objects to be somewhat noticeable and fun, it turns out that when I spawn debris from an actor because I’ve hit this actor, the debris can randomly push me around making … --- ## [Collision actors flies away when too fast](https://forums.unrealengine.com/t/collision-actors-flies-away-when-too-fast/1817394)
**Author:** [@N\_DOKY](https://forums.unrealengine.com/u/N_DOKY)\ **Replies:** 0\ **Last updated:** [April 23, 2024, 4:16pm UTC](https://forums.unrealengine.com/t/collision-actors-flies-away-when-too-fast/1817394 "2024-04-23T16:16:02Z")
Hi UE Experts! How could I keep the collision actors intact? Fast speed Slow Speed Any tip would help! Thank You --- ## [Use complex collision shape for collision detection](https://forums.unrealengine.com/t/use-complex-collision-shape-for-collision-detection/1588832)
**Author:** [@mfeldman\_fh](https://forums.unrealengine.com/u/mfeldman_fh)\ **Replies:** 0\ **Last updated:** [January 4, 2024, 10:48pm UTC](https://forums.unrealengine.com/t/use-complex-collision-shape-for-collision-detection/1588832 "2024-01-04T22:48:56Z")
Hello everyone! I am using Unreal Engine to model a physical machine. The machine gets different ‘move’-requests, which are implemented with ‘SetWorldLocation’ nodes. I want to check each ‘move’-request if it leads to a… --- ## [Pawn rotating, Collisions not so much?](https://forums.unrealengine.com/t/pawn-rotating-collisions-not-so-much/302403)
**Author:** [@Genova](https://forums.unrealengine.com/u/Genova)\ **Replies:** 21\ **Last updated:** [December 29, 2023, 9:25am UTC](https://forums.unrealengine.com/t/pawn-rotating-collisions-not-so-much/302403 "2023-12-29T09:25:14Z")
Hello there, So, this took me almost a day to figure out and this is horrifying me. But I really REALLY hope this is a mistake on my side. It seems like rotating a pawn will not update it’s collision properly. In fact… --- ## [UE5 Foliage aligning issues, Anyone Help?](https://forums.unrealengine.com/t/ue5-foliage-aligning-issues-anyone-help/1520063)
**Author:** [@Brad14123](https://forums.unrealengine.com/u/Brad14123)\ **Replies:** 1\ **Last updated:** [December 13, 2023, 8:19am UTC](https://forums.unrealengine.com/t/ue5-foliage-aligning-issues-anyone-help/1520063 "2023-12-13T08:19:07Z")
I have used the foliage tool to fill a separated section of this static mesh, I believe it is a collision issue however I have no idea how to solve it. I will pop below an image of the mesh hidden so you can see its a… --- ## [Collision Projectile Inquiry](https://forums.unrealengine.com/t/collision-projectile-inquiry/1278240)
**Author:** [@Evilrunic](https://forums.unrealengine.com/u/Evilrunic)\ **Replies:** 11\ **Last updated:** [September 2, 2023, 12:39am UTC](https://forums.unrealengine.com/t/collision-projectile-inquiry/1278240 "2023-09-02T00:39:09Z")
I have a bullet actor and the collision capsule doesn’t fit the bullet if its a sphere then the bullet hovers over the ground. If I have a capsule it will stand straight up and won’t fit the bullet flight path. How do I … --- ## [Collision Presets and Collision Issue. Movie Sequence Device / Rising Floor / Floor Rises Through Player and leaves player underneath map.](https://forums.unrealengine.com/t/collision-presets-and-collision-issue-movie-sequence-device-rising-floor-floor-rises-through-player-and-leaves-player-underneath-map/1225636)
**Author:** [@PledgedRanger](https://forums.unrealengine.com/u/PledgedRanger)\ **Replies:** 2\ **Last updated:** [July 16, 2023, 10:53am UTC](https://forums.unrealengine.com/t/collision-presets-and-collision-issue-movie-sequence-device-rising-floor-floor-rises-through-player-and-leaves-player-underneath-map/1225636 "2023-07-16T10:53:20Z")
CCD (Continuous Collision Detection) Collision Preset How do i make it so the collision of a rising floor comes through the ground and the floor rising picks up my character. I have tried ALL OF THE COLLISION PRESETS. N… --- ## [Rising Lava Floor Broken now, not working. Collision Presets and Collision Issue. Movie Sequence Device / Rising Floor / Floor Rises Through Player and leaves player underneath map.](https://forums.unrealengine.com/t/rising-lava-floor-broken-now-not-working-collision-presets-and-collision-issue-movie-sequence-device-rising-floor-floor-rises-through-player-and-leaves-player-underneath-map/1225654)
**Author:** [@PledgedRanger](https://forums.unrealengine.com/u/PledgedRanger)\ **Replies:** 1\ **Last updated:** [July 11, 2023, 1:09pm UTC](https://forums.unrealengine.com/t/rising-lava-floor-broken-now-not-working-collision-presets-and-collision-issue-movie-sequence-device-rising-floor-floor-rises-through-player-and-leaves-player-underneath-map/1225654 "2023-07-11T13:09:56Z")
This is for Rising lava floor coming out of the ground. Static Mesh Floor Sequence Animation I made makes Lava floor rise out of the ground Player must jump or be moving to land on the animated rising floor. If idle, p… --- ## [Does complex collision parameter affect on performance?](https://forums.unrealengine.com/t/does-complex-collision-parameter-affect-on-performance/1027411)
**Author:** [@Texn0krat](https://forums.unrealengine.com/u/Texn0krat)\ **Replies:** 3\ **Last updated:** [April 16, 2023, 10:05am UTC](https://forums.unrealengine.com/t/does-complex-collision-parameter-affect-on-performance/1027411 "2023-04-16T10:05:53Z")
Hello. I want to understand is it important to use simple collisions for static meshes? For example I have a hammer: Should I use simple collision as default or I can use complex collision and it doesn’t have great … --- ## [help was working okay now vehicle slowly fall through floor with convex](https://forums.unrealengine.com/t/help-was-working-okay-now-vehicle-slowly-fall-through-floor-with-convex/789375)
**Author:** [@locateli](https://forums.unrealengine.com/u/locateli)\ **Replies:** 2\ **Last updated:** [March 14, 2023, 11:07pm UTC](https://forums.unrealengine.com/t/help-was-working-okay-now-vehicle-slowly-fall-through-floor-with-convex/789375 "2023-03-14T23:07:49Z")
so i had collisions working never edited vehicle, never opened it nothing could fly it land it …and now it started crawling through any surface i place… i tried make new terrain landscape editor still not work, i know h… --- ## [Customized Collision Mesh Generation](https://forums.unrealengine.com/t/customized-collision-mesh-generation/783168)
**Author:** [@Fernofai](https://forums.unrealengine.com/u/Fernofai)\ **Replies:** 0\ **Last updated:** [March 3, 2023, 6:24pm UTC](https://forums.unrealengine.com/t/customized-collision-mesh-generation/783168 "2023-03-03T18:24:11Z")
Hi, I want to make a 3D game with only two-dimensional movement but my character keeps sliding to the front of the camera when falling because of the sloped colliders. My idea to fix this after some failed attempts to … --- ## [Simple collision not working](https://forums.unrealengine.com/t/simple-collision-not-working/403466)
**Author:** [@anonymous\_user\_dd537c6e](https://forums.unrealengine.com/u/anonymous_user_dd537c6e)\ **Replies:** 8\ **Last updated:** [March 2, 2023, 5:56pm UTC](https://forums.unrealengine.com/t/simple-collision-not-working/403466 "2023-03-02T17:56:13Z")
I have an imported mesh, simple sphere. Added Sphere Simplified Collision in the editor, selected Block All. Placed it in the world, made sure was configured to Block All. ~Show Collision displays the wire frame indic… --- ## [If I want to set Collision to Simple or Complex for a mesh, this change is not saved](https://forums.unrealengine.com/t/if-i-want-to-set-collision-to-simple-or-complex-for-a-mesh-this-change-is-not-saved/463186)
**Author:** [@Aquiiiiila](https://forums.unrealengine.com/u/Aquiiiiila)\ **Replies:** 2\ **Last updated:** [January 25, 2023, 1:40am UTC](https://forums.unrealengine.com/t/if-i-want-to-set-collision-to-simple-or-complex-for-a-mesh-this-change-is-not-saved/463186 "2023-01-25T01:40:57Z")
Hello, I’m getting desperate. I’ve been trying to set the collision on Complex from a mesh for days. But if I check Complex (or simple, doesn’t make any difference) and then save, the change is not saved and the object … --- ## [Cannot get Collision to work](https://forums.unrealengine.com/t/cannot-get-collision-to-work/737378)
**Author:** [@bsteeletx](https://forums.unrealengine.com/u/bsteeletx)\ **Replies:** 1\ **Last updated:** [December 29, 2022, 3:11am UTC](https://forums.unrealengine.com/t/cannot-get-collision-to-work/737378 "2022-12-29T03:11:46Z")
I’m not sure why Collision is not working for me. Here’s what I’ve done over the past few days: I’ve taken a look at my ‘ground’ or tabletop, and messed with all kinds of settings until I decided to import an asset that… --- ## [UE-151106 Enabling Collision on a Spline Mesh component with a Static Mesh assigned causes an assertion to fail while executing in a package](https://forums.unrealengine.com/t/ue-151106-enabling-collision-on-a-spline-mesh-component-with-a-static-mesh-assigned-causes-an-assertion-to-fail-while-executing-in-a-package/684740)
**Author:** [@ArselonaMTA](https://forums.unrealengine.com/u/ArselonaMTA)\ **Replies:** 0\ **Last updated:** [November 5, 2022, 7:23pm UTC](https://forums.unrealengine.com/t/ue-151106-enabling-collision-on-a-spline-mesh-component-with-a-static-mesh-assigned-causes-an-assertion-to-fail-while-executing-in-a-package/684740 "2022-11-05T19:23:54Z")
I found the solution to this problem here. Enable this static mesh parameter which is used in spline. Allow CPUAccess. --- ## [scripting Collision meshes on imported Revit model](https://forums.unrealengine.com/t/scripting-collision-meshes-on-imported-revit-model/677234)
**Author:** [@Unreality](https://forums.unrealengine.com/u/Unreality)\ **Replies:** 1\ **Last updated:** [October 29, 2022, 4:38am UTC](https://forums.unrealengine.com/t/scripting-collision-meshes-on-imported-revit-model/677234 "2022-10-29T04:38:23Z")
Hi, I have imported a large model from Revit, and I then wrote a python script that successfully applied DOP simplified collisions to all the thousands of actors. Here is part of one of the walls. How can i stop the… --- ## [How can I make my collisions exactly correct?](https://forums.unrealengine.com/t/how-can-i-make-my-collisions-exactly-correct/630659)
**Author:** [@haws1290](https://forums.unrealengine.com/u/haws1290)\ **Replies:** 2\ **Last updated:** [August 20, 2022, 3:46pm UTC](https://forums.unrealengine.com/t/how-can-i-make-my-collisions-exactly-correct/630659 "2022-08-20T15:46:30Z")
I am new to UE5 and have downloaded some free assets to mess around with. The asset in question is a mountain. When I try to create a auto convex collision using max hull count, verts and precision. I still get a poor co… --- ## [What would make unreal ignore my UCX\_ physics mesh?](https://forums.unrealengine.com/t/what-would-make-unreal-ignore-my-ucx-physics-mesh/355249)
**Author:** [@Unisink2020](https://forums.unrealengine.com/u/Unisink2020)\ **Replies:** 2\ **Last updated:** [August 13, 2022, 5:10pm UTC](https://forums.unrealengine.com/t/what-would-make-unreal-ignore-my-ucx-physics-mesh/355249 "2022-08-13T17:10:33Z")
All I’m doing is making a custom cone primitive, different from the default. But unreal seems not to like it for some reason. I made it in 3dstudio max just as all my meshes and gave it the prefix UCX\_ as always, but it … --- ## [Make a mesh be the complex collision shape for another mesh](https://forums.unrealengine.com/t/make-a-mesh-be-the-complex-collision-shape-for-another-mesh/625823)
**Author:** [@briligg](https://forums.unrealengine.com/u/briligg)\ **Replies:** 2\ **Last updated:** [August 11, 2022, 5:22pm UTC](https://forums.unrealengine.com/t/make-a-mesh-be-the-complex-collision-shape-for-another-mesh/625823 "2022-08-11T17:22:44Z")
In the mesh editor, under Details \> Collision \> Complex Collision Mesh, I selected a mesh made to be the collision mesh of another mesh. It shows up properly in the mesh editor viewport. However in the world, the co… --- ## [Detecting Name of Collision Mesh on Impact](https://forums.unrealengine.com/t/detecting-name-of-collision-mesh-on-impact/326541)
**Author:** [@BitBoy92](https://forums.unrealengine.com/u/BitBoy92)\ **Replies:** 2\ **Last updated:** [June 7, 2022, 5:02pm UTC](https://forums.unrealengine.com/t/detecting-name-of-collision-mesh-on-impact/326541 "2022-06-07T17:02:42Z")
Hello Everybody, I have a mesh which has multiple collision meshes in Blender. Is there a way at run time to determine what collision mesh was impacted in my static mesh? For instance could I get the name of the collisi… [Next page](https://forums.unrealengine.com/tag/collision-meshes/7679.md?match_all_tags=true&page=1&tags%5B%5D=collision-meshes)