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Improper collision between SphereShape3D & ConcavePolygonShape3D #70715

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EibrielInv opened this issue Dec 29, 2022 · 1 comment
Open

Improper collision between SphereShape3D & ConcavePolygonShape3D #70715

EibrielInv opened this issue Dec 29, 2022 · 1 comment

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@EibrielInv
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EibrielInv commented Dec 29, 2022

Godot version

v4.0.beta10.official [d0398f6]

System information

Xubuntu 22.04

Issue description

When a SphereShape3D interacts with some ConcavePolygonShape3D in certain ways phantom collisions are manifested.

2022-12-29.17-47-06.mp4
  • Result: The ball on the bottom follows the ramp nicely, the ball on the middle and top hit invisible walls
  • Expected result: All balls follow the ramp nicely

A workaround is to set Physics tick per second to 240

Steps to reproduce

Open the provided scene, and press Space or Enter to apply a force to the balls.

Minimal reproduction project

PhysicsBug.zip

@Calinou
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Calinou commented Dec 29, 2022

Related to #69683 and #70508.

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