/**
* Creates a new Direction from the three given nodes. When no previous node is given
* the robot assumes it starts off facing the right direction.
*
* @param currentNode The poNodeint the robot is currently at.
* @param nextNode The Node the robot is trying to get to next.
* @param scale Coordinates/Unit of Measurement (ex: coordinates/meter) This is how the Direction
* can take two Nodes' points with x and y coordinates and determine how many meters (or other unit of measurement)
* that represents. You must be consistent with your scale throughout the project or you will be very unhappy.
*/
public Direction(Node currentNode, Node nextNode, double scale)
{
this.previousPoint = null;
this.currentPoint = currentNode.CrossingPoint;
this.nextPoint = nextNode.CrossingPoint;
_distance = CoordinateCalculator.euclideanDistance(currentPoint, nextPoint) / scale;
}
/**
* Creates a new Direction from the two given points. When no previous point is given
* the robot assumes it starts off facing the right direction.
*
* @param currentPoint The point the robot is currently at.
* @param nextPoint The point the robot is trying to get to next.
* @param scale Coordinates/Unit of Measurement (ex: coordinates/meter) This is how the Direction
* can take two points with x and y coordinates and determine how many meters (or other unit of measurement)
* that represents. You must be consistent with your scale throughout the project or you will be very unhappy.
*/
public Direction(Point currentPoint, Point nextPoint, double scale)
{
this.previousPoint = null;
this.currentPoint = currentPoint;
this.nextPoint = nextPoint;
_distance = CoordinateCalculator.euclideanDistance(currentPoint, nextPoint) / scale;
}
/*
* Creates new edge between two nodes and adds it into the graph
* @param n1 first node
* @param n2 second node
* @param scale
* @param scale scale of the map in coordinates/units
* (ex. if a line started at (0,0) and ended at (5,5) and had an actual length of 3 inches,
* its scale would be 5/3 coordinates/inch)
*/
public void addEdge(Node n1, Node n2, double scale)
{
double weight = CoordinateCalculator.euclideanDistance(n1.CrossingPoint, n2.CrossingPoint) / scale;
Edge new_edge = new Edge(n1, n2, weight);
addEdge(new_edge);
}