Function GridIterationUtilities.FilterNodeConnections

void FilterNodeConnections<T> (

IntBounds	bounds	Sub-rectangle of the grid graph that is being updated/scanned
NativeArray<ulong>	nodeConnections	Data with all node connections.
bool	layeredDataLayout	Should be true for layered grid graphs and false otherwise.
ref T	filter	Your callback struct. The IsValidConnection method on the callback struct will be called for each connection. If false is returned, the connection will be disabled.

)

Iterate through all enabled connections of all nodes.