Cull Distance Volumes not functioning while in Viewport

UE - Graphics Features - Jan 7, 2016

Static Meshes are not being visibly culled within the bounds of a Cull Distance Volume, until the user presses Play in Editor. I attempted to locate a visualizer or show flag within the viewport or ...

Gradual drop in Performance on Windows 10 projects after Toggling Fullscreen

Tools - Nov 30, 2015

It seems that when working in any project on a Windows 10 machine, there is a gradual rise in frames per second and a consistent drop in performance. The user reporting this issue claims his frame ...

Particles: SetFloatParameter not always having an effect

UE - Graphics Features - Oct 7, 2015

A licensee is trying to use Distribution Float Particle Parameters for the Noise properties of a Beam Particle. When trying to change these parameters in a Blueprint, some work, others don't. When ...

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 ...

Static meshes aren't outlined when selected in Preview Rendering HTML5

UE - Platform - Mobile - Aug 3, 2015

When previewing Mobile rendering in the viewport, the outline around static meshes isn't rendered. This does not occur with BSP. ...

Including "meta = (WorldContext = "WorldContextObject")" as a specifier in a Blueprint Function Library results in the function not being available in Object Blueprints if a parameter passed into the function is a UObject named WorldContextObject

UE - Gameplay - Blueprint - May 15, 2015

If a function in a custom code Blueprint Function Library class contains meta = (WorldContext = "WorldContextObject") as a specifier, that function does not appear in context searches in a UObject B ...

Simple HUD in Topdown template will have rendering errors if played in Immersive mode

Tools - Feb 27, 2015

Simple HUD in Topdown template will have rendering errors if played in Immersive mode (F11). It will cause a white flickering line on the left and top of the window that will start to blur as the p ...