Colored Lights On Edge Of Screen In Cascade Preview Window

UE - Niagara - 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 ...

GPU Particles Do Not Use Local Space For Axis Lock

UE - Niagara - Dec 14, 2016

When using local in an emitter GPU sprites won't honor this setting with the lock axis module. ...

Ribbon Type Data LOD Particles Do Not Change Initial Size

UE - Niagara - 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.

UE - Niagara - 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

UE - Niagara - 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

UE - Niagara - 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 ...

Spawn Emitter Attached not working in Packaged Game

UE - Niagara - Apr 2, 2016

Spawn Emitter Attached not working in Packaged Game. Not sure if it isn't spawning the emitter or if it is spawning at the wrong location. ...

Depth Fade breaks Lit Trans. Particles Casting Shadows

UE - Niagara - Dec 8, 2015

Adding a Depth Fade node into the Lit Translucent Material used on a Particle System will cause the particle to not cast Shadows. The behavior is a regression from 4.9.2. 4.9.2:[Image Removed] 4. ...

Mesh emitters are not obeying changes to r.DetailMode

UE - Niagara - Sep 23, 2015

Emitter modules that are set to the "High" detail mode are removed when changing the engine scalability settings to "low", but not replaced when setting them back to "Epic." The emitter is updated c ...

Line Attractor Strength Varies By Frame Rate

UE - Niagara - Aug 20, 2015

The Line Attractor node seems to render differently (have different strengths) between Cascade Viewport, Editor Level Viewport, PIE and Standalone/Launched Game In trying to capture movies for this ...