Greyscale Textures look in Texture Editor do not match Material Editor or Final Results

Rendering - Jan 9, 2015

Greyscale image compression and sRGB settings are rendering different results in the Texture Editor versus the Material Editor and in game. Texture Editor (sRGB = True, Compression=Greyscale):[Imag ...

Looking at several BPs during play, that add multiple static meshes in construction script, drops the FPS

Rendering - Jan 9, 2015

Looking at several blueprints during play, that add multiple static meshes in their construction script, drastically drops the FPS. As a workaround, I suggested to the user that he should use Insta ...

sg.ResolutionQuality command doesn't work

Rendering - Jan 9, 2015

Using the sg.ResolutionQuality command in code or the console has no effect in 4.6.1 or 4.7. ...

FLightMap2D::Serialize() contains a possible index out of range error.

Rendering - Dec 30, 2014

A user pointed out a potential to have an index out of range error in the source code. There are also a few magic numbers scattered around in this function. ...

Sprites using a lit material render black in orthographic views

Rendering - Dec 23, 2014

Sprites using a lit material render black in Orthographic views. Sprites are rendered as expected in Perspective view. ...

Opening or Creating a Material with SubSurface Profile will Crash Editor with LPV enabled

Rendering - Dec 22, 2014

After enabling Light Propagation Volumes with the console variable r.LightPropogationVolume=1, opening or creating a material with the subsurface profile model will crash the editor. Broken in 4.6. ...

Refraction in Mesh Particle not rendering unless already rendered in static mesh

Rendering - Dec 16, 2014

Mesh Particle System made to show a visualization of a shockwave will not render with the refraction component of the material unless a static mesh with the material applied to it is also in camera ...

Overriding MacroUV causes stretching Material

Rendering - Dec 15, 2014

While working on an issue for a user using MacroUVs, I noticed that entering any value into the Required Module with Override Default Macro UV toggled true will cause the Material to stretch and dis ...

unusual occlusions when taking high-res screenshots

Rendering - Dec 15, 2014

Unusual ghosted images/occlusions appear on highres screenshots ...

Adding a code class derived from SceneCaptureComponent2D to a project will prevent that project from building successfully in Visual Studio.

Rendering - Dec 9, 2014

Adding a code class that derives from SceneCaptureComponent2D will cause the build to fail in Visual Studio. Build Errors: 1>MySceneCaptureComponent2D.cpp.obj : error LNK2001: unresolved external ...