PartitionGhostNodeExchange

This functions transfers data between local and ghost storage based on the node ordering.

Synopsis

#include "mesh.h" 
int PartitionGhostNodeExchange(Partition part, InsertMode addv, ScatterMode mode, int *locVars, int *ghostVars)

Collective on Partition

Input Parameters

	part	- The partition
	addv	- The insert mode, INSERT_VALUES or ADD_VALUES
	mode	- The direction of the transfer, SCATTER_FORWARD or SCATTER_REVERSE

Output Paramters

	locVars	- The local variable array
	ghostVars	- The ghost variables

Note

The data in ghostVars is assumed contiguous and implicitly indexed by the order of ghostProcs and ghostIndices. The SCATTER_FORWARD mode will take the requested data from locVars and copy it to ghostVars in the order specified by ghostIndices. The SCATTER_REVERSE mode will take data from ghostVars and copy it to locVars.

Keywords