void vdsAdjustTreeBoundary (vdsNode *root, vdsFoldCriterion foldtest)

Adjust the active boundary of the vertex tree

Documentation

Adjust the active boundary of the vertex tree. Walks the boundary of the active tree from left to right, calling a user-specified function to determine whether to unfold boundary nodes, lowering the boundary, or fold parents of boundary nodes, raising the boundary.
Parameters:
root - root of tree whose boundary is to be adjusted
foldtest - returns 1 if node should be folded, 0 otherwise

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