/*
 * ENUM: SE_Grid_Overlap_Operator
 *
 *   This data type specifies how overlapping <Property Grid> instances
 *   should be interpreted.
 */

Enumerant Notes

SE_GRD_OVRLP_OP_BASE

 Reserved for priority 0

SE_GRD_OVRLP_OP_REPLACE

 Replace next lower priority in overlap

SE_GRD_OVRLP_OP_MERGE

 Merge op in overlap depends on the classification
 of the <Property Grids>

SE_GRD_OVRLP_OP_ADD

 At each point of overlap, add the values to the next
 lower priority in overlap.

SE_GRD_OVRLP_OP_MEAN

 At each point of overlap, take the mean of the values.