Have a look at useful mesh editor for Unreal Engine.
Have a look at useful mesh editor for Unreal Engine called Mesh Tool that will help you edit assets, and prototype props and levels in Unreal Editor.
The tool will help you:
- Adjust exiting static meshes (fine tune mesh, make variation, fix mesh issues)
- Block out level with static meshes
- Prototype low poly mesh assets
- Work on game-ready meshes directly, not introducing proprietary mesh format
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Features:
Select & Transform
- Vertex/Edge/Face/Object Mode
- Select/Translate/Rotate/Scale elements
- Vertex Snap
- Delta Transform
- Marquee Select (Add or Subtract Mode)
- Marquee Select Ignore Backfaces or Occluded Elements
- Select Coplanar Faces
- Select Connected Parallel Edges
- Select Linked Elements
- Select Border Edges
- Select By Material/By Smoothing Group
- Convert Selection between Vertex/Edge/Face
- Show/Hide Transform Widget
- Customizable Transform Widget Pivot
- Focus on Selected Element or Editing Mesh
- Toggle Vertices/Edges/Backface Edges Display
- Hide Selection Display
- Customizable Vertex/Edge/Face Display Options
Vertex Op
- Create Face from Selected Vertices
- Delete Orphan Vertices
- Collapse/Weld Vertices
- Align Vertices
- Set as Ruler
Edge Op
- Split Edge
- Turn Edge
- Bridge Edges
- Extrude Edges
Face Op
- Draw Quad on Customizable Draw Plane
- Flip Faces Normal
- Extrude Face
- Inset Face
- Delete Face
- Delete Invalid Faces
- Duplicate Faces
- Separate Faces
- Assign Smoothing Groups
- Assign Material to Individual Faces
Texture Map (UV) Op
- Planar(Wall/Floor)/Box/Fit Mapping
- Pan/Rotate/Scale/Flip UV
Object Op
- Flip All Faces Normal
- Weld All Vertices
- Recompute Normal
- Insert Primitive
- Hide/Show Other Actors
- Auto UV
Mesh Op
- Save/Duplicate/Browse to Current Editing Static Mesh