"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 ...

Spawn Emitter Attached not working in Packaged Game

Rendering - Cascade - 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

Rendering - Cascade - 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

Rendering - Cascade - 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 ...