int PathDown (tvBase *threeD, int selected)

Swaps the indexed path entry with the entry immediately following it

Documentation

Swaps the indexed path entry with the entry immediately following it.
Parameters:
threeD - handle to rendering state
index - index of the entry to be swapped. return New index of the entry on success. -1 if the index is less than zero, greater than the number of path entries, or there is no currently established path.

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