[switch] [run]It is a grouping node that permits the specification of a choice among different children nodes.
{
exposedField MFNode choice [ ] # list of children (n)
exposedField SFInt32 whichChoice # index ( 0 -> n-1 ) of the children to be traversed
}
Usage :
Switch {
whichChoice 4 #-1 no choice, otherwise 0-n for n+1 choices
choice [
..........(one or more grouping/children nodes)
]
}
# obs : the first node is choice 0, etc