The operation mode is used to determine if we are in immediate mode or persistent mode

AddEdge AlignBezierKnotsTangents ApplyGenOp ApplyOp ApplyPropVolumeOp ApplySnapFaceOp ApplyTopoOp CreateMeshText CurveDirectManip DuplicateMeshComponent ExtractFromComponents InsertCurveKnot MeshSubdivideWithCenter SetCurveKnotMultiplicity SplitEdge SplitPolygon WeldPoints