FLambdaMeshSculptBrushOpFactory ( [TUniqueFunction](API\Runtime\Core\Templates\TUniqueFunction)< [TUniquePtr](API\Runtime\Core\Templates\TUniquePtr)< [FMeshSculptBrushOp](API\Plugins\MeshModelingToolsExp\Sculpting\FMeshSculptBrushOp) >(void)> BuildFuncIn )