It looks like the appropriate C++ function is MGlobal::selectCommand, but
that isn't available in Python.
On Monday, 9 April 2018 14:32:12 UTC+10, Michael Boon wrote:
> If I change the selection using the API, for example:
> import maya.api.OpenMaya as om
> # meshFn is a MFnMesh attached to an object in the scene
> # faceIds is a MIntArray
> compFn = om.MFnSingleIndexedComponent()
> compObj = compFn.create(om.MFn.kMeshPolygonComponent)
> sList = om.MSelectionList()
> sList.add((meshFn.getPath(), compObj))
> How do I make that play nicely with undo? Currently it doesn't affect the
> undo stack at all, so undoing undoes whatever happened before it, and
> redoing doesn't redo it, so the selection ends up wrong.
> MDGModifier doesn't seem to be relevant to selection.
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