Split helper method to fixup consecutive sections, making a blending and non-blending one.
Don't edit easing curves because they're already computed in tracks' UpdateEasing method (and better).
#rb ludovic.chabant
#jira none
[CL 11502967 by Max Chen in 4.25 branch]
Call OnSectionMoved on both sections being moved and resized, both during interactive dragging and at the end of the operation (before this change it was called in one or other situation but not both consistently).
To differentiate between the two situations (in case it's important), we add a new parameter struct that provides more information.
#rb ludovic.chabant
#jira none
[CL 11502484 by Max Chen in 4.25 branch]
The problem appear with alias symetric part.
Due to optimization of CL11284724, the change of axis coordinate to Zup Left hand was applied twice on normales of the symmetric of the body.
#rb jeanluc.corenthin
[CL 11501812 by David Lesage in 4.25 branch]
Fix crash from unbound shader parameters when using RVT and tessellation together in a landscape material.
Cherry pick integration from Dev-Rendering
#rb none
[CL 11501745 by Jeremy Moore in 4.25 branch]
Fix bad index buffer generation on mobile landscape.
Vertex Key generation was not unique for a 255*255 grid.
Removed it along with its use as a TMap key and replaced with simpler array lookup.
Cherry pick integration from Dev-Rendering
#rb none
[CL 11501704 by Jeremy Moore in 4.25 branch]
CoreTechFileParser improvement : converting as soon as possible void* into TArray<Vector>, ...
#rb johan.duparc
#jira UE-88554
[CL 11501199 by David Lesage in 4.25 branch]
