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 ...

"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 ...

Ribbon Type Data LOD Particles Do Not Change Initial Size

Rendering - Cascade - Sep 29, 2016

When creating an LOD for a particle system with a ribbon emitter. The ribbon emitter wont change its initial size in the higher level LOD. ...

GPU Particle Collision causes shaking when set to bounce with low resilience.

Rendering - Cascade - Jul 27, 2016

A particle emitter with GPU sprites on certain settings will shake violently as they collide with the ground. This requires there to be a strong Const Acceleration module and Collision with low resi ...

Particle Lights do not honor Lighting Channel assignments

Rendering - Cascade - Jul 15, 2016

Particle system light's module does not use Lighting Channels. The particle system itself will accept lighting from it's assigned lighting channels but the lights spawned from the particle system, n ...

GPU Particle Emitters not Inheriting Velocity from Event Generator Particle Module

Rendering - Cascade - Jun 17, 2016

When using an Event Generator in a particle emitter that passes velocity for other emitters to inherit, only CPU emitters take on the velocity, and not the GPU emitters. In the test case/project I ...