Spline mesh actor + Vulkan RHI, rendering artifacts

UE - Rendering Architecture - RHI - Feb 7, 2020

Rendering artifacts when using spline meshes with Vulkan enabled. Recent Nvidia drivers may be required for repro. (Users version: 441.66 , My Local Version: 441.12) Confirmed in MAIN 4.25 @ CL 11 ...

Failed Import for Spline Component Error Appears on Restarting Level

UE - Gameplay - Blueprint - Jul 5, 2016

When creating and declaring a Spline Component in code, placing an instance of a blueprint derived from that class in the level causes a failed import message to appear upon restarting the level. ...

Incorrect collision created when using merge actors to a specific spline mesh

UE - Simulation - Physics - Jan 11, 2018

Merge Actor still can create incorrect collision when using merge actors to some spline mesh. This seems to be a mesh dependent issue. If I use different meshes for the spline mesh, the collision se ...

Transform gizmo turning different colors when using the spline control points on Camera Rig Rail

UE - Graphics Features - Sep 27, 2016

Transform gizmo turning different colors when using the spline control points on Camera Rig Rail. This appears to happen more when farther away from 0,0,0. Also see some changes based on the distanc ...

Static mesh components spawned in the UCS along a spline require lighting to be rebuilt after a map reload.

UE - Gameplay - Components - Jun 17, 2021

Seems to be somehow related to components being instanced in the Construction Script according to a spline. The transforms are slightly off by more than 1.e-2f. They are reconstructed on load with a ...

Splines handle box collision and collision from other shapes differently

UE - Gameplay - May 26, 2016

Splines handle box collision and collision from other shapes differently. ...

Creating SplineMeshComponents along Spline causes crash

Tools - Aug 22, 2018

Attempting to procedurally create SplineMeshComponents along the spline of a SplineComponent via a derived SplineComponent class's constructor causes the project to crash. It runs into an ensure mes ...

Paper Terrain splines should not allow 'in/out of plane' movement

UE - Gameplay - Paper2D - Feb 4, 2015

They are effectively 2D and spline points should be constrained as such. We should snap them to the XZ plane in component to avoid issues and make it nicer for users. ...

Incorrect behavior when bAutoCalculateSpline==true for a Spline IK node

UE - Anim - Runtime - Anim Blueprints - Feb 23, 2022

UDN user reports that the calculations used to auto-calculate spline points is incorrect, solution supplied in the UDN ticket. ...