Search Issue Tracker

Active

Under Consideration for 2021.3.X, 2022.3.X

Votes

0

Found in

2021.3.36f1

2022.3.20f1

2023.2.13f1

2023.3.0b10

6000.0.0b11

Issue ID

UUM-65366

Regression

Yes

A 1000 times heavier GameObject will stutter when colliding with a lighter GameObject

--

-

How to reproduce:
1. Open the “HeavyObjectBug.zip“ project
2. Open the “TestScene“
3. Enter Play Mode
4. Observe the Game view

Expected results: The heavy GameObject does not stutter on collision with light GameObjects
Actual results: the heavy GameObject stutters on collision with light GameObjects

Reproducible in: 2021.3.30f1, 2021.3.36f1, 2022.3.8f1, 2022.3.20f1, 2023.2.13f1, 2023.3.0b10
Not reproducible in: 2021.3.29f1, 2022.3.7f1

Reproduced on: Windows 11 Pro (23H2)
Not reproduced on: No other environment tested

Note: The issue is very visible when the “CubeLight“ GameObjects have a mass of 1, and the “SphereHeavy“ GameObject has a mass of 1000

Comments (1)

  1. PandaArcade

    Mar 02, 2024 01:59

    In my tests, the issue is present even when the mass ratio is 1:1. Check out my latest forum post for a video illustrating the issue with various mass ratios.

    https://forum.unity.com/threads/physics-performance-regression-in-unity-2022-3-8-and-onwards.1495442/#post-9675257

    Won't Fix - is unacceptable!

Add comment

Log in to post comment

All about bugs

View bugs we have successfully reproduced, and vote for the bugs you want to see fixed most urgently.