D3D12RHI crash when interacting with UI using dx12 with raytracing enabled

Rendering - Feb 12, 2020

Enabling raytracing and DirectX12 results in D3D12RHI crash when interacting with the UI or console inside of the editor.  User is using the latest drivers and has adequate hardware to run raytraci ...

Custom Stencil Buffer Visualization Doesn't Render Custom Stencil Depth

Rendering - Feb 6, 2020

The Buffer Visualization (Custom Stencil ) doesn't render assets that have "Render CustomDepth Pass" enabled. Found in 4.24.2 CL#10758860 Reproduced in 4.23.1 CL#9631420, 4.25 Main CL#11223911 ...

Planar Reflection Actor does not pivot at center when using ALT+LMB Drag in Viewport

Rendering - Jan 31, 2020

When moving a Planar Reflection Actor's transform location to (X:5000, Y:5000, Z:0)  The Planar Reflection Actor does not pivot at center when using ALT+LMB Drag in the viewport.   Note: Moving tra ...

MAC rect light does not use assigned source texture

Rendering - Jan 30, 2020

Rect light does not use its assigned source texture on MAC OS. Tested in: 4.23.1 CL#9631420  4.25 CL#11062379 ...

DebugExecBindings increases when RenderDoc is enabled and started

Rendering - Jan 23, 2020

This problem is caused by the addition of DebugExecBindings every time at startup, so the setting keeps increasing. ...

Streaming of array textures with mips results in nearest mips being black

Rendering - Jan 20, 2020

The issue is discussed in this UDN:https://udn.unrealengine.com/questions/544210/crash-starting-up-in.html Key quote from UDN thread is:"Also, having made a texture array with 190 entries, it seems ...

Linking Error Happens When Trying to Inherit From TextureRenderTarget2D in C++

Rendering - Jan 16, 2020

The engine has a linker error when trying to inherit from TextureRenderTarget2D. This seems related to https://jira.it.epicgames.net/browse/UE-5050. Found in 4.24.1 CL#10757647 Reproduced in 4.23 ...