Particle System Components don't inherit owner's time dilation

Rendering - Cascade - Feb 7, 2020

This is a regression introduced by the particle system manager. It does not account for the owning actor's time dilation when ticking the particle system components.  ...

Reset seed on emitter looping not working properly

Rendering - Cascade - Dec 31, 2019

The "Reset Seed on Emitter Looping" has no effect when enabled.   Tested in: 4.22.3 CL#7053642 , 4.23.1 CL#9631420 , 4.25 CL#10868506 ...

Cascade sprite scales incorrectly / flickers when set Screen Alignment to Velocity

Rendering - Cascade - Dec 10, 2019

Very easy to reproduce. uasset file provided. Doesn't happen in 4.22.3 ...

Screen Aligned(Velocity) particles deform at low velocity

Rendering - Cascade - Nov 22, 2019

Screen aligned particles with very low velocity will squash in 4.23+ (No squashing in 4.22) Confirmed in 4.25 MAIN at CL 10333042 ...

Vector Field Initial Rotation will always have the same initial rotations for each emitter instance

Rendering - Cascade - Nov 11, 2019

The Vector Field Initial rotation module will have the same rotation for all instances of the same emitter. This is a regression from 4.22. ...

"NO ASYNC TICK" in Cascade viewport when adding a Skel Vert/Surf Location

Rendering - Cascade - Nov 7, 2019

Adding a Skel Vert/Surf Location node to a Particle Effect causes it to stop displaying particles and throws the warning "No Async Tick". Toggling Skel Vert/Surf Location off allows the Particle to ...

Divide by zero in beam update can cause editor to crash in Cascade

Rendering - Cascade - Sep 23, 2019

The licensee has traced the issue back to a divide by zero in  UParticleModuleTypeDataBeam2::Update. If the Target and Source are the same then the beams magnitude will be zero. When there is a Nois ...

Cascade pooled emitters are not reclaimed on disabled LODs

Rendering - Cascade - Aug 30, 2019

Pooled memory will not be reclaimed from emitters with disabled LODs if Disabled LODs Keep Emitter Alive is checked. ...

Casade debug cone is drawn at the wrong rotation

Rendering - Cascade - Aug 21, 2019

The B 3DDraw Mode functionality draws at the wrong rotation for the Velocity Cone module. It seems to draw 90 degrees off. Tested in 4.21.2 (CL - 4753647), 4.22.3 (CL - 7053647), 4.23 P7 (CL - 8115 ...

Set Component Tick doesn't work on Cascade Particle Systems

Rendering - Cascade - Jul 31, 2019

Changing the Component Tick Interval via Blueprints has no effect on Cascade particle system components. Tested in 4.21.2 (CL - 4753647), 4.22.3 (CL - 7053647), 4.23 P3 (CL - 7445012), 4.24 (CL - ...