Description

If the user simulates all bodies, and then sets the physics blend weight to a decimal value between 0 and 1, the skeletal meshes will spin out of control. This doesn't happen if the physics blend weight is set to 1 or 0.

UDN link: https://udn.unrealengine.com/questions/253395/setphysicsblendweight-causes-character-to-freak-ou.html

Steps to Reproduce
  1. Launch UE4Editor.exe ContentExamples.
  2. Open PhysicalAnimation.umap.
  3. Open the PhysicalAnimationBlending blueprint.
  4. Add an Event Begin Play node.
  5. Drag off the node and add a Set All Bodies Simulate Physics (SkeletalMesh1) node.
  6. Enable New Simulate.
  7. Drag off the node and add a Set All Bodies Physics Blend Weight (SkeletalMesh1) node.
  8. Set Physics Blend Weight to 0.1.
  9. Compile the blueprint.
  10. Play in editor.

Have Comments or More Details?

There's no existing public thread on this issue, so head over toAnswerHub just mention UE-19252 in the post.

1
Login to Vote

Fixed
ComponentPhysics
Affects Versions4.9
Target Fix4.13
Fix Commit3046280
Main Commit3058682
CreatedJul 27, 2015
ResolvedJul 12, 2016
UpdatedApr 27, 2018