Method connect

src/Battlescape/PathfindingNode.cpp:108–119

* Connects the node. This will connect the node to the previous node along the path to @a target * and update the pathfinding information. * @param tuCost The total cost of the path so far. * @param prevNode The previous node along the path. * @param prevDir The direction FROM the previous node. * @param target The target position (used to update our guess cost). */

 * @param target The target position (used to update our guess cost).
*/
void PathfindingNode::connect(int tuCost, PathfindingNode* prevNode, int prevDir, const Position &target)
{
	_tuCost = tuCost;
	_prevNode = prevNode;
	_prevDir = prevDir;
	if (!inOpenSet()) // Otherwise we have this already.
	{
		Position d = target - _pos;
		d *= d;
		_tuGuess = 4 * sqrt((double)d.x + d.y + d.z);
	}
}

/**
 * Connects the node. This will connect the node to the previous node along the path.