Unreal Engine Issues

Post process in Right eye misaligned on PSVR when using vr.PixelDensity greater then 1

When changing the pixel density for PSVR it appears that some post processes shift slightly in the Right eye ...

Vive - PIEVR 'Set World To Meters Scale'

UAnimInstance::GetInstanceTransitionTimeElapsed returning 0 in non-editor builds

In non-editor builds UAnimInstance::GetInstanceTransitionTimeElapsed always returns 0.0f. This is caused within FAnimNode_StateMachine::Update_AnyThread due to: #if WITH_EDITORONLY_DATA NewTra ...

Crash when enabling Forward Shading and restarting editor

Crash occurs when enabling Forward Shading and restarting the editor when prompted. The editor continues to crash with every attempt to open after this point as well.  ...

Instanced static meshes fire an erroneous performance assert about loose parameters.

 "This ensure is intended to catch regressions where rendering programmers add a loose parameter to LocalVertexFactory, breaking dynamic instancing on regular static meshes.  InstancedStaticMeshes c ...

Exporting Camera Anims from Sequencer does not copy over tangents correctly

This appears to be tied to the integer time conversion. Converting in MovieSceneToolHelpers::CopyKeyDataToMoveAxis does not account for frame rate when converting tangents. I tested multiplying the ...

AnimDynamics does not accurately reflect the wind direction when SimulationSpace is set to something other than Component

The processing related to WindDirection in AnimDynamics( in FAnimNode_AnimDynamics::PreUpdate ) does not consider other than ComponentSpace.// Setup wind data Body->bWindEnabled = true; Scene->Get ...

Memory leak with disable rendering

When executing "ShowFlag.Rendering 0", it occur the memory leak because it can't run RHICmdList.ImmediateFlush(). The following code is a workaround. DEC_MEMORY_STAT_BY() is ImmediateFlush. Witho ...

Exported Morph target Animation sequences behaves differently in Max or Maya vs in UE4

After invested, noticed that the exported morph target animation generated two separated Morph Modifier for each individual Morph Target in Max to achieve the final result instead of using only one ...

Cascade pooled emitters are not reclaimed on disabled LODs

Pooled memory will not be reclaimed from emitters with disabled LODs if Disabled LODs Keep Emitter Alive is checked. ...