a FGetMeshParameters parameter is now used to request a specific LOD, as well as the option of requesting tangents
this will also allow further customization in the future, if required, by adding attributes to the FGetMeshParameters struct
#rb halfdan.ingvarsson, Jimmy.Andrews
#rnx
[CL 33681647 by benoit gadreau in ue5-main branch]
Revert the default behavior of CopyMeshFromStaticMesh to again use section material indices, rename it to make it clear that it does so, and make a CopyMeshFromStaticMeshV2 w/ the more-expected default behavior of using the regular material indices (and a new parameter to control the behavior)
+ add a method to more easily get the regular materials list off of a static mesh asset.
#rb David.Hill
[CL 33314364 by jimmy andrews in ue5-main branch]
(will add in a different stream)
[FYI] Jimmy.Andrews
Original CL Desc
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add support for instance colors in scene component -> dynamic mesh geometry script conversion function
#rb David.Hill
[CL 31124528 by jimmy andrews in ue5-main branch]
this fixes an ensure on trying to place a new modeling tools primitive mesh in a level when a volume is in the level and volume snapping is enabled
#rb david.hill
[CL 29615343 by jimmy andrews in ue5-main branch]
- Fix conversion sometimes making degenerate tris and firing an ensure.
- Fix volume conversion sometimes creating cracks in volumes when dealing with non-convex faces (by deleting necessary colinear verts)
- Make simplification preserve group boundaries when asked.
- Remove colinear verts along group boundaries without losing boundaries when preserving groups.
- Break up faces that have holes into convexes rather than emitting per-triangle faces.
- Make mesh to volume tool use same path for conversion as tool targets, and add controls for preserving groups and simplifying
- Revert to ear clipping if delaunay triangulation fails in converting back from volume
#rb Jimmy.Andrews
#jira UE-173272, UE-152032
#prelfight 6470ccbf5b1dc793b715d66b
[CL 26002669 by semion piskarev in ue5-main branch]
ModelingTools - MeshAttributePaintTool and SkinWeightsPaintTool. Use non-maniforld vertex ids when provided. fixes a crash
SplitMeshesTool - removed an unsed mesh conversion.
ModelingComponents - ModelingToolTargetUtil - request non-manifold vertex Ids on dynamic meshes when converted for tools.
DynamicMeshViaMeshDescription - request non-manifold vertex Ids on dynamic meshes when converted for tools.
ModelingObjectCreation - make sure to strip the any src vertex IDs from a dynamic mesh during object creation.
#rb Ryan.Schmidt
#preflight 63867a97f213a116eb4e9ed1
MeshConversions - MeshDescriptionToDynamicMesh - Add ability to capture non-manifold source veretx IDs in the form of a vertex attribute.
[CL 23330671 by David Hill in ue5-main branch]
