zone.face.extra

Syntax

a = zone.face.extra(z,iside,index)
zone.face.extra(z,iside,index) = a

Get/set the value of the index in the extra variable array associated with the zone face z and iside.

Returns:

a - the FISH value stored at that index

Accepts:

a - the FISH value to store at that index

Arguments:

z - a pointer to a zone

iside - the side index of the zone, from 1 to 6

index - the extra variable array index, from 1 to 128