Particle Parameter change resets all vector parameters to default values in level instances

Rendering - Cascade - Jun 29, 2017

Particle Parameter change resets all vector parameters to default values in level instances. This only seems to effect Vector and Vector Random Parameter types. User Description: I have a particle ...

OnParticleCollide doesn't return Velocity on every bounce

Rendering - Cascade - Jun 2, 2017

OnParticleCollide doesn't return Velocity on every bounce. In code it lists all the return pins trigger 'on kill'; however, all other pins return correctly on each bounce but the velocity does not. ...

Particle System With Light Module Breaks Source Length Or Min Roughness

Rendering - Cascade - Apr 7, 2017

When adding a particle system to a scene with dynamic point lights with their source radius/min roughness altered results in those parameters getting reset to default. NotePoint light mush have cas ...

High Quality Lights Do Not Move With Local Space Particles Correctly

Rendering - Cascade - Mar 29, 2017

High quality particle lights won't behave as expected under these conditions.A particle system component has its relative location offset in blueprintThe particle system is using local spaceThe ligh ...

Crash When Using Kill Box/Kill Height With Ribbon Emitter

Rendering - Cascade - Mar 29, 2017

Ribbon type particles seem to crash the engine if they enter a killbox. This reproduces 8/10 times on the first attempt, you may need to play with the kill box placement (left corner and right corne ...

Line Attractor Does Not Work With Local Space Enabled

Rendering - Cascade - Feb 24, 2017

The line attractor module doesn't seem to work properly with local space. If you move the particle system you will notice that the line attractor moves at a different rate than the actual particle s ...

Particle Cutout Will Clip Texture On Certain Frames Even With Alpha Threshold of 0.0001

Rendering - Cascade - Feb 17, 2017

A licensee has reported that the particle cutout feature will sometimes clip the image on some frames despite having an alpha threshold of 0.0001 The attached project has an example of this on the ...

"Use Extremes" Checkbox In Cascade Has Unusual Behavior When Spacebar Is Pressed

Rendering - Cascade - Jan 26, 2017

After interacting with the "Use Extremes" option in cascade (found in the Init Mesh Rot(Seed) module) pressing the spacebar will start changing the state of the checkbox. ...

Ensure occurs when turning on Vector Fields Developer Flag

Rendering - Cascade - Jan 11, 2017

The editor crashes with an ensure in the output log when Vector Field flag is toggled on in the show options of the viewport. LogOutputDevice:Error: === Handled ensure: === LogOutputDevice:Error: E ...

Colored Lights On Edge Of Screen In Cascade Preview Window

Rendering - Cascade - Dec 20, 2016

While working in cascade (also in editor) with particles or stronger emissive values, glowing lights will appear at the edge of the screen. Note With bugs like this they seem to be tied to Radeon C ...