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February 13, 2016 04:06
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| 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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