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zntfdr/DijkstraPath-Init.swift

Last active February 13, 2016 04:06
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DijkstraPath-Init.swift
init(toNode: Node, viaConnection: Connection?=nil, viaPath: Path?=nil) {
if let
previousPath = viaPath,
lastConnection = viaConnection {
self.cumulativeWeight = lastConnection.weight + previousPath.cumulativeWeight
} else {
self.cumulativeWeight = 0
}
self.lastNode = toNode
self.previousPath = viaPath
}
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