Progress on Second Step

Made some progress on the second step of our maze generation algorithm:
building an adjacency graph for setting up doorways later. Renamed the
SpatialNode class to PartitionNode to better represent its role.

src/main/java/StevenDimDoors/experimental/DoorwayData.java

@@ -0,0 +1,50 @@
+package StevenDimDoors.experimental;
+
+import StevenDimDoors.mod_pocketDim.Point3D;
+
+public class DoorwayData
+{
+	public final char X_AXIS = 'X';
+	public final char Y_AXIS = 'Y';
+	public final char Z_AXIS = 'Z';
+	
+	private RoomNode head;
+	private RoomNode tail;
+	private Point3D minCorner;
+	private Point3D maxCorner;
+	private char axis;
+	
+	public DoorwayData(RoomNode head, RoomNode tail, Point3D minCorner, Point3D maxCorner, char axis)
+	{
+		this.head = head;
+		this.tail = tail;
+		this.minCorner = minCorner;
+		this.maxCorner = maxCorner;
+		this.axis = axis;
+	}
+	
+	public RoomNode head()
+	{
+		return head;
+	}
+	
+	public RoomNode tail()
+	{
+		return tail;
+	}
+	
+	public Point3D minCorner()
+	{
+		return minCorner;
+	}
+	
+	public Point3D maxCorner()
+	{
+		return maxCorner;
+	}
+	
+	public char axis()
+	{
+		return axis;
+	}
+}