Movable Skylight with DFAO creates Dark Areas when Combined with Reflective Material

UE - Graphics Features - Jun 9, 2016

A user on the AnswerHub pointed out that his reflections when using a Movable Skylight with Distance Field Ambient Occlusion produces black results when combined with a reflective material. I trace ...

Border Brushes don't account for zoom in UMG

UE - Editor - UI Systems - Jun 9, 2016

The thickness of the border relative to the widget it's in changes when zooming the widget designer in and out. ...

Character Using Move to Location or Actor Stutters

UE - AI - Jun 9, 2016

Characters using Move to Location or Actor will briefly pause with each few steps during their movement. This did not occur in 4.11.2 binary, this is a regression. Found in 4.12.1 binary. Reproduc ...

Costs of Static Lights on Render Thread

UE - Graphics Features - Jun 9, 2016

A Japanese developer's making a scene that has over 4000 static point lights. They thought the lights don't affect rendering in runtime. But they realized the RenderThread's costs become bigger. I ...

Motion Blur Appears Exaggerated with Planar Reflection Actor in Level and Accurate Velocities Setting Enabled

UE - Graphics Features - Jun 8, 2016

Motion blur seems exaggerated with a Planar Reflection Actor placed in the Level and the Support Accurate Velocities from Vertex Deformation setting enabled. I am assuming this is happening becaus ...

Adding teleport node after AddMovementInput breaks jumping animation

UE - Gameplay - Jun 6, 2016

Calling the teleport node after the Add Movement Input nodes affects movement by preventing the character's capsule from updating, causing the mesh to hit the top of the capsule during the jump anim ...

FSlateApplication::OnControllerAnalog triggers a MouseLeftClick event to be added to the input stack.

UE - Gameplay - Input - Jun 3, 2016

It appears that FSlateApplication::OnControllerAnalog triggers a left mouse click to occur on mobile platforms. If developers haven't properly avoided hooking up delegates to the InputComponent for ...

Physics objects pass through other objects that are moving at high speeds (even with Use CCD check to true)

UE - Simulation - Physics - Jun 3, 2016

Physics objects pass through other objects that are moving at high speeds (even with Use CCD check to true) May be related to [Link Removed] ...

VR Preview Crash when using split screen

UE - Platform - XR - Jun 3, 2016

If the user tries to use split screen in the editor along with VR preview, the editor will crash ...

"Error: No Assets to Check In" warning when using File > Submit to Source Control on Mac SVN

Tools - Jun 2, 2016

When connecting to SVN source control on Mac, I am unable to submit new assets to Source Control using the File > Submit to Source Control method or through the Source Control > Submit to Source Con ...