Added distinct path tracking for each algorithm

src/main/kotlin/MapBackedPathfinder.kt

@@ -46,7 +46,7 @@ object MapBackedPathfinder {
                     //Otherwise, the tile has been reached and this path is not better, so carry on
                     gVals.put(candidateTile, currentG + 1)
                     frontier.insert(candidateTile)
-                    World.update(candidateTile, candidateTile.getProperties() +Directions.FRONTIER)
+                    World.update(candidateTile, candidateTile.getProperties() +Directions.HMFRONTIER)
                 }
             }
         } while( current != end)
@@ -70,7 +70,7 @@ object MapBackedPathfinder {
         var lowestG = Int.MAX_VALUE
         var lowestCost = end
         while(current != start) {
-            World.update(current, current.getProperties() + Directions.INPATH)
+            World.update(current, current.getProperties() + Directions.HMINPATH)
             current.getConnections().forEach { candidateTile ->
                 val candidateG = gVals.get(candidateTile) ?: -1
                 if(candidateTile.isInBounds() && candidateG != -1 && candidateG < lowestG ) {

src/main/kotlin/data/Directions.kt

@@ -7,9 +7,13 @@ enum class Directions(val dir: Int) {
     LEFT(4),
     RIGHT(8),
     MANIFEST(16),//Was added to MazeFinder's frontier, but the pathfinder has a frontier so this is named something other than frontier
-    FRONTIER(32), //Added to the pathfinder's frontier
-    INPATH(64), //Chosen by the pathfinder
-    NOPATH(128) //Tile is not a viable path
+    FRONTIER(32), //Added to the ArrayBackedPathfinder's frontier
+    INPATH(64), //Chosen by the ArrayBackedPathfinder
+    HMFRONTIER(128), //Tile is not a viable path
+    HMINPATH(256),
+    BFSFRONTIER(512),
+    BFSINPATH(1024),
+
     ;
 
     companion object {