Missing dynamic shadow

[Uxibeo]

Edit: Follow this post Shadows disappear with increased camera distance - Rendering - Unreal Engine Forums

Change r.Shadow.RadiusThreshold 0.03 to 0.01 and it work perfectly

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• Anyone help me please, Why my scene lack of dynamic shadow for physic actor object ( the balls).
  I use UE4 for making film and animation only. And how to get nice soft shadow of just ambient occlusion on the floor. I try to set skylight to movable but seem nothing happen
• The video record by Sequencer with default option
• The following image

1. Directional light
2. Lightmass setting
3. Skylight
4. Image from video

[redbox]

Bigger balls casting shadow and smaller are not?

This may be related to shadow resolution.

try something from this post

Shadows disappear with increased camera distance

[Uxibeo]

no they are the same size, only cast shadow if the ball near the screen, I try to raise cascade shadow distance but nothing happen

[redbox]

Try settings from link I posted.
Dynamic shadow resolution depends on mesh size and it’s distance from camera.

[Uxibeo]

Thank for your comment
I found this thread. That maybe help

Thank You For UE4 !

[Uxibeo]

I try to increase setting alot, but still don’t get enough shawdow