Ghost turn points baked

Assets/Scripts/Ghost.asset

@@ -43,7 +43,7 @@ MonoBehaviour:
       Data: 
     - Name: 
       Entry: 12
-      Data: 40
+      Data: 41
     - Name: 
       Entry: 7
       Data: 
@@ -2118,6 +2118,55 @@ MonoBehaviour:
     - Name: 
       Entry: 8
       Data: 
+    - Name: 
+      Entry: 7
+      Data: 
+    - Name: $k
+      Entry: 1
+      Data: horizontalDirections
+    - Name: $v
+      Entry: 7
+      Data: 107|UdonSharp.Compiler.FieldDefinition, UdonSharp.Editor
+    - Name: <Name>k__BackingField
+      Entry: 1
+      Data: horizontalDirections
+    - Name: <UserType>k__BackingField
+      Entry: 9
+      Data: 98
+    - Name: <SystemType>k__BackingField
+      Entry: 9
+      Data: 99
+    - Name: <SyncMode>k__BackingField
+      Entry: 7
+      Data: System.Nullable`1[[UdonSharp.UdonSyncMode, UdonSharp.Runtime]], mscorlib
+    - Name: 
+      Entry: 6
+      Data: 
+    - Name: 
+      Entry: 8
+      Data: 
+    - Name: <IsSerialized>k__BackingField
+      Entry: 5
+      Data: false
+    - Name: _fieldAttributes
+      Entry: 7
+      Data: 108|System.Collections.Generic.List`1[[System.Attribute, mscorlib]],
+        mscorlib
+    - Name: 
+      Entry: 12
+      Data: 0
+    - Name: 
+      Entry: 13
+      Data: 
+    - Name: 
+      Entry: 8
+      Data: 
+    - Name: 
+      Entry: 8
+      Data: 
+    - Name: 
+      Entry: 8
+      Data: 
     - Name: 
       Entry: 13
       Data: 

Assets/Scripts/Ghost.cs

@@ -173,7 +173,6 @@ namespace Marro.PacManUdon
                 && CrossesTileCenter(position, nextPosition, direction))
             {
                 var newDirection = GetInverseDirection(direction);
-                Debug.Log($"{gameObject} turned around from direction {direction} to {newDirection}");
                 SetDirection(newDirection);
                 turnAroundSoon = false;
                 return nextPosition;
@@ -185,6 +184,29 @@ namespace Marro.PacManUdon
             }
 
             if (offGrid || ghostState == PacManGhostState.Returning)
+            {
+                PerformOffgridRelatedMovement(position, ref nextPosition);
+            }
+
+            if (!offGrid && followingPredefinedPath)
+            {
+                nextPosition = ProcessPredefinedPath(position, nextPosition);
+            }
+            else if (!offGrid && CrossesTileCenter(position, nextPosition, direction))
+            {
+                TryToTurn(position, ref nextPosition);
+            }
+
+            var distance = Vector2.Distance(position, nextPosition);
+            if (distance > 0.5f)
+            {
+                Debug.LogError($"{gameObject} Just jumped by distance {distance}! position: {position}, nextPosition: {nextPosition}, direction: {direction}, offGrid: {offGrid}, ghostState: {ghostState}");
+            }
+
+            return nextPosition;
+        }
+
+        private Vector2 PerformOffgridRelatedMovement(Vector2 position, ref Vector2 nextPosition)
         {
             bool XAxisAlligned = CheckAndAllignToTargetX(position, nextPosition, target);
             bool YAxisAlligned = CheckAndAllignToTargetY(position, nextPosition, target);
@@ -214,51 +236,48 @@ namespace Marro.PacManUdon
                 // Debug.Log($"{gameObject} Alligned X Axis: {XAxisAlligned}, Y Axis: {YAxisAlligned} with position: {position}, new nextPosition: {nextPosition}, new target: {target}, now moving in direction {direction}");
                 // nextPosition = GridMover.GetNextPosition(position, direction, speed);
             }
-            }
-            if (!offGrid && followingPredefinedPath)
-            {
-                nextPosition = ProcessPredefinedPath(position, nextPosition);
-            }
-            else if (!offGrid && CrossesTileCenter(position, nextPosition, direction))
-            {
-                var gridPosition = PositionToGrid(position);
-                var blockedDirections = pelletManager.GetBlockedDirections(position);
-                blockedDirections[GetIllegalCardinalDirection(direction)] = true; // Not allowed to turn around
-
-                target = GetGridTarget(gridPosition);
-                var newDirection = GetGridDirectionToTargetGreedy(blockedDirections, gridPosition, target);
-                if (newDirection != direction)
-                {
-                    Debug.Log($"{gameObject.name} Was moving in direction {direction}, continues with moving in direction {newDirection}");
-                    nextPosition = GetNextPosition(gridPosition, directionVectors[(int)newDirection], speed, networkManager.SyncedDeltaTime);
-                    SetDirection(newDirection);
-                }
-                // Debug.Log($"{gameObject} crossed tile center {gridPosition}, new target: {target}, new direction: {direction}");
-            }
-
-            var distance = Vector2.Distance(position, nextPosition);
-            if (distance > 0.5f)
-            {
-                Debug.LogError($"{gameObject} Just jumped by distance {distance}! position: {position}, nextPosition: {nextPosition}, direction: {direction}, offGrid: {offGrid}, ghostState: {ghostState}");
-            }
 
             return nextPosition;
         }
 
-        private int GetIllegalCardinalDirection(Direction direction)
+        private void TryToTurn(Vector2 position, ref Vector2 nextPosition)
+        {
+            var gridPosition = PositionToGrid(position);
+            var availableDirections = pelletManager.GetAvailableDirections(position);
+
+            if (availableDirections == 0)
+            {
+                return;
+            }
+
+            availableDirections &= GetIllegalCardinalDirectionMask(direction); // Not allowed to turn around
+
+            target = GetGridTarget(gridPosition);
+            var newDirection = GetGridDirectionToTargetGreedy(availableDirections, gridPosition, target);
+            if (newDirection == direction)
+            {
+                return;
+            }
+
+            Debug.Log($"{gameObject.name} Turned from direction {direction} to direction {newDirection}");
+            nextPosition = GetNextPosition(gridPosition, directionVectors[(int)newDirection], speed, networkManager.SyncedDeltaTime);
+            SetDirection(newDirection);
+        }
+
+        private int GetIllegalCardinalDirectionMask(Direction direction)
         {
             switch (direction)
             {
                 case Direction.Up:
-                    return 1;
+                    return 0b1101;
                 case Direction.Down:
-                    return 0;
+                    return 0b1110;
                 case Direction.Left:
-                    return 3;
+                    return 0b0111;
                 case Direction.Right:
-                    return 2;
+                    return 0b1011;
                 default:
-                    return 0;
+                    return 0b1111;
             }
         }
 
@@ -431,20 +450,20 @@ namespace Marro.PacManUdon
             return rngState;
         }
 
-        private Direction[] cardinalDirections = new Direction[] { Direction.Up, Direction.Down, Direction.Left, Direction.Right };
+        private readonly Direction[] cardinalDirections = new Direction[] { Direction.Up, Direction.Left, Direction.Down, Direction.Right };
-        Direction GetGridDirectionToTargetGreedy(bool[] blockedDirections, Vector2 gridPosition, Vector2 targetGridPosition)
+        private readonly Direction[] horizontalDirections = new Direction[] { Direction.Left, Direction.Right };
+        Direction GetGridDirectionToTargetGreedy(int availableDirections, Vector2 gridPosition, Vector2 targetGridPosition)
         {
             Direction bestDirection = Direction.Zero;
             float bestDistance = float.MaxValue;
-            for (int i = horizontalOnly ? 2 : 0; i < blockedDirections.Length; i++)
+            foreach (var direction in horizontalOnly ? horizontalDirections : cardinalDirections)
             {
-                if (blockedDirections[i])
+                if (((int)direction & availableDirections) == 0)
                 {
                     continue;
                 }
 
                 // Debug.Log("Evaluating direction " + direction);
-                var direction = cardinalDirections[i];
                 float distance = Vector2.Distance(gridPosition + directionVectors[(int)direction], targetGridPosition);
                 if (distance < bestDistance)
                 {

Assets/Scripts/PacManConstants.cs

@@ -59,41 +59,77 @@ namespace Marro.PacManUdon
     public static class PacManConstants
     {
         // Jagged or 2D arrays can't be static so we work with 1D arrays
-        public static int[] GetMazeDefinition() => new int[] {
+        public static int[] GetMazeCollisionInfo() => new int[] 
+        {
             -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02,
-            -02, 216, 215, 214, 213, 212, 196, 195, 194, 193, 192, 191, 190, -02, -02, 178, 179, 180, 181, 182, 183, 152, 151, 150, 149, 148, 147, -02,
+            -02, 009, -01, -01, -01, -01, 013, -01, -01, -01, -01, -01, 005, -02, -02, 009, -01, -01, -01, -01, -01, 013, -01, -01, -01, -01, 005, -02,
-            -02, 217, -02, -02, -02, -02, 197, -02, -02, -02, -02, -02, 189, -02, -02, 177, -02, -02, -02, -02, -02, 153, -02, -02, -02, -02, 146, -02,
+            -02, -01, -02, -02, -02, -02, -01, -02, -02, -02, -02, -02, -01, -02, -02, -01, -02, -02, -02, -02, -02, -01, -02, -02, -02, -02, -01, -02,
-            -02, 003, -02, -01, -01, -02, 198, -02, -01, -01, -01, -02, 188, -02, -02, 176, -02, -01, -01, -01, -02, 154, -02, -01, -01, -02, 002, -02,
+            -02, -01, -02, -01, -01, -02, -01, -02, -01, -01, -01, -02, -01, -02, -02, -01, -02, -01, -01, -01, -02, -01, -02, -01, -01, -02, -01, -02,
-            -02, 218, -02, -02, -02, -02, 199, -02, -02, -02, -02, -02, 187, -02, -02, 175, -02, -02, -02, -02, -02, 155, -02, -02, -02, -02, 145, -02,
+            -02, -01, -02, -02, -02, -02, -01, -02, -02, -02, -02, -02, -01, -02, -02, -01, -02, -02, -02, -02, -02, -01, -02, -02, -02, -02, -01, -02,
-            -02, 219, 220, 221, 222, 223, 200, 201, 202, 203, 204, 205, 186, 185, 184, 174, 173, 172, 165, 164, 163, 156, 157, 158, 159, 160, 144, -02,
+            -02, 011, -01, -01, -01, -01, 015, -01, -01, 013, -01, -01, 014, -01, -01, 014, -01, -01, 013, -01, -01, 015, -01, -01, -01, -01, 007, -02,
-            -02, 224, -02, -02, -02, -02, 231, -02, -02, 206, -02, -02, -02, -02, -02, -02, -02, -02, 166, -02, -02, 161, -02, -02, -02, -02, 143, -02,
+            -02, -01, -02, -02, -02, -02, -01, -02, -02, -01, -02, -02, -02, -02, -02, -02, -02, -02, -01, -02, -02, -01, -02, -02, -02, -02, -01, -02,
-            -02, 225, -02, -02, -02, -02, 232, -02, -02, 207, -02, -02, -02, -02, -02, -02, -02, -02, 167, -02, -02, 162, -02, -02, -02, -02, 142, -02,
+            -02, -01, -02, -02, -02, -02, -01, -02, -02, -01, -02, -02, -02, -02, -02, -02, -02, -02, -01, -02, -02, -01, -02, -02, -02, -02, -01, -02,
-            -02, 226, 227, 228, 229, 230, 233, -02, -02, 208, 209, 210, 211, -02, -02, 171, 170, 169, 168, -02, -02, 136, 137, 138, 139, 140, 141, -02,
+            -02, 010, -01, -01, -01, -01, 007, -02, -02, 010, -01, -01, 005, -02, -02, 009, -01, -01, 006, -02, -02, 011, -01, -01, -01, -01, 006, -02,
-            -02, -02, -02, -02, -02, -02, 234, -02, -02, -02, -02, -02, -01, -02, -02, -01, -02, -02, -02, -02, -02, 134, -02, -02, -02, -02, -02, -02,
+            -02, -02, -02, -02, -02, -02, -01, -02, -02, -02, -02, -02, -01, -02, -02, -01, -02, -02, -02, -02, -02, -01, -02, -02, -02, -02, -02, -02,
-            -01, -01, -01, -01, -01, -02, 235, -02, -02, -02, -02, -02, -01, -02, -02, -01, -02, -02, -02, -02, -02, 133, -02, -01, -01, -01, -01, -01,
+            013, 013, 013, 013, 005, -02, -01, -02, -02, -02, -02, -02, -01, -02, -02, -01, -02, -02, -02, -02, -02, -01, -02, 009, 013, 013, 013, 013,
-            -01, -01, -01, -01, -01, -02, 236, -02, -02, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -02, -02, 132, -02, -01, -01, -01, -01, -01,
+            015, 015, 015, 015, 007, -02, -01, -02, -02, 009, -01, -01, 014, -01, -01, 014, -01, -01, 005, -02, -02, -01, -02, 011, 015, 015, 015, 015,
-            -01, -01, -01, -01, -01, -02, 237, -02, -02, -01, -02, -02, -02, -02, -02, -02, -02, -02, -01, -02, -02, 131, -02, -01, -01, -01, -01, -01,
+            014, 014, 014, 014, 006, -02, -01, -02, -02, -01, -02, -02, -02, -02, -02, -02, -02, -02, -01, -02, -02, -01, -02, 010, 014, 014, 014, 014,
-            -02, -02, -02, -02, -02, -02, 238, -02, -02, -01, -02, -01, -01, -01, -01, -01, -01, -02, -01, -02, -02, 130, -02, -02, -02, -02, -02, -02,
+            -02, -02, -02, -02, -02, -02, -01, -02, -02, -01, -02, 009, 013, 013, 013, 013, 005, -02, -01, -02, -02, -01, -02, -02, -02, -02, -02, -02,
-            -01, -01, -01, -01, -01, -01, 239, -01, -01, -01, -02, -01, -01, -01, -01, -01, -01, -02, -01, -01, -01, 129, -01, -01, -01, -01, -01, -01,
+            -01, -01, -01, -01, -01, -01, 015, -01, -01, 007, -02, 011, 015, 015, 015, 015, 007, -02, 011, -01, -01, 015, -01, -01, -01, -01, -01, -01,
-            -02, -02, -02, -02, -02, -02, 240, -02, -02, -01, -02, -01, -01, -01, -01, -01, -01, -02, -01, -02, -02, 128, -02, -02, -02, -02, -02, -02,
+            -02, -02, -02, -02, -02, -02, -01, -02, -02, -01, -02, 010, 014, 014, 014, 014, 006, -02, -01, -02, -02, -01, -02, -02, -02, -02, -02, -02,
-            -01, -01, -01, -01, -01, -02, 241, -02, -02, -01, -02, -02, -02, -02, -02, -02, -02, -02, -01, -02, -02, 127, -02, -01, -01, -01, -01, -01,
+            013, 013, 013, 013, 005, -02, -01, -02, -02, -01, -02, -02, -02, -02, -02, -02, -02, -02, -01, -02, -02, -01, -02, 009, 013, 013, 013, 013,
-            -01, -01, -01, -01, -01, -02, 242, -02, -02, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -02, -02, 126, -02, -01, -01, -01, -01, -01,
+            015, 015, 015, 015, 007, -02, -01, -02, -02, 011, -01, -01, -01, -01, -01, -01, -01, -01, 007, -02, -02, -01, -02, 011, 015, 015, 015, 015,
-            -01, -01, -01, -01, -01, -02, 243, -02, -02, -01, -02, -02, -02, -02, -02, -02, -02, -02, -01, -02, -02, 125, -02, -01, -01, -01, -01, -01,
+            014, 014, 014, 014, 006, -02, -01, -02, -02, -01, -02, -02, -02, -02, -02, -02, -02, -02, -01, -02, -02, -01, -02, 010, 014, 014, 014, 014,
-            -02, -02, -02, -02, -02, -02, 244, -02, -02, -01, -02, -02, -02, -02, -02, -02, -02, -02, -01, -02, -02, 124, -02, -02, -02, -02, -02, -02,
+            -02, -02, -02, -02, -02, -02, -01, -02, -02, -01, -02, -02, -02, -02, -02, -02, -02, -02, -01, -02, -02, -01, -02, -02, -02, -02, -02, -02,
-            -02, 086, 087, 088, 089, 090, 091, 094, 095, 096, 097, 098, 099, -02, -02, 104, 105, 106, 107, 108, 109, 110, 123, 122, 121, 120, 119, -02,
+            -02, 009, -01, -01, -01, -01, 015, -01, -01, 014, -01, -01, 005, -02, -02, 009, -01, -01, 014, -01, -01, 015, -01, -01, -01, -01, 005, -02,
-            -02, 085, -02, -02, -02, -02, 092, -02, -02, -02, -02, -02, 100, -02, -02, 103, -02, -02, -02, -02, -02, 111, -02, -02, -02, -02, 118, -02,
+            -02, -01, -02, -02, -02, -02, -01, -02, -02, -02, -02, -02, -01, -02, -02, -01, -02, -02, -02, -02, -02, -01, -02, -02, -02, -02, -01, -02,
-            -02, 084, -02, -02, -02, -02, 093, -02, -02, -02, -02, -02, 101, -02, -02, 102, -02, -02, -02, -02, -02, 112, -02, -02, -02, -02, 117, -02,
+            -02, -01, -02, -02, -02, -02, -01, -02, -02, -02, -02, -02, -01, -02, -02, -01, -02, -02, -02, -02, -02, -01, -02, -02, -02, -02, -01, -02,
-            -02, 000, 083, 082, -02, -02, 010, 009, 008, 007, 006, 005, 004, -01, -01, 063, 062, 061, 060, 059, 058, 057, -02, -02, 115, 116, 001, -02,
+            -02, 010, -01, 005, -02, -02, 011, -01, -01, 013, -01, -01, 014, -01, -01, 014, -01, -01, 013, -01, -01, 007, -02, -02, 009, -01, 006, -02,
-            -02, -02, -02, 081, -02, -02, 011, -02, -02, 079, -02, -02, -02, -02, -02, -02, -02, -02, 064, -02, -02, 056, -02, -02, 114, -02, -02, -02,
+            -02, -02, -02, -01, -02, -02, -01, -02, -02, -01, -02, -02, -02, -02, -02, -02, -02, -02, -01, -02, -02, -01, -02, -02, -01, -02, -02, -02,
-            -02, -02, -02, 080, -02, -02, 012, -02, -02, 078, -02, -02, -02, -02, -02, -02, -02, -02, 065, -02, -02, 055, -02, -02, 113, -02, -02, -02,
+            -02, -02, -02, -01, -02, -02, -01, -02, -02, -01, -02, -02, -02, -02, -02, -02, -02, -02, -01, -02, -02, -01, -02, -02, -01, -02, -02, -02,
-            -02, 018, 017, 016, 015, 014, 013, -02, -02, 077, 076, 075, 074, -02, -02, 069, 068, 067, 066, -02, -02, 054, 053, 052, 051, 050, 049, -02,
+            -02, 009, -01, 014, -01, -01, 006, -02, -02, 010, -01, -01, 005, -02, -02, 009, -01, -01, 006, -02, -02, 010, -01, -01, 014, -01, 005, -02,
-            -02, 019, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, 073, -02, -02, 070, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, 048, -02,
+            -02, -01, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -01, -02, -02, -01, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -01, -02,
-            -02, 020, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, 072, -02, -02, 071, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, 047, -02,
+            -02, -01, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -01, -02, -02, -01, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -01, -02,
-            -02, 021, 022, 023, 024, 025, 026, 027, 028, 029, 030, 031, 032, 033, 034, 035, 036, 037, 038, 039, 040, 041, 042, 043, 044, 045, 046, -02,
+            -02, 010, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, 014, -01, -01, 014, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, 006, -02,
             -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02, -02,
         };
 
-        public static int[] GetPelletIndices() => new int[]
+        public static int[] GetMazePelletMap() => new int[]
+        {
+            -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01,
+            -01, 216, 215, 214, 213, 212, 196, 195, 194, 193, 192, 191, 190, -01, -01, 178, 179, 180, 181, 182, 183, 152, 151, 150, 149, 148, 147, -01,
+            -01, 217, -01, -01, -01, -01, 197, -01, -01, -01, -01, -01, 189, -01, -01, 177, -01, -01, -01, -01, -01, 153, -01, -01, -01, -01, 146, -01,
+            -01, 003, -01, -01, -01, -01, 198, -01, -01, -01, -01, -01, 188, -01, -01, 176, -01, -01, -01, -01, -01, 154, -01, -01, -01, -01, 002, -01,
+            -01, 218, -01, -01, -01, -01, 199, -01, -01, -01, -01, -01, 187, -01, -01, 175, -01, -01, -01, -01, -01, 155, -01, -01, -01, -01, 145, -01,
+            -01, 219, 220, 221, 222, 223, 200, 201, 202, 203, 204, 205, 186, 185, 184, 174, 173, 172, 165, 164, 163, 156, 157, 158, 159, 160, 144, -01,
+            -01, 224, -01, -01, -01, -01, 231, -01, -01, 206, -01, -01, -01, -01, -01, -01, -01, -01, 166, -01, -01, 161, -01, -01, -01, -01, 143, -01,
+            -01, 225, -01, -01, -01, -01, 232, -01, -01, 207, -01, -01, -01, -01, -01, -01, -01, -01, 167, -01, -01, 162, -01, -01, -01, -01, 142, -01,
+            -01, 226, 227, 228, 229, 230, 233, -01, -01, 208, 209, 210, 211, -01, -01, 171, 170, 169, 168, -01, -01, 136, 137, 138, 139, 140, 141, -01,
+            -01, -01, -01, -01, -01, -01, 234, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, 134, -01, -01, -01, -01, -01, -01,
+            -01, -01, -01, -01, -01, -01, 235, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, 133, -01, -01, -01, -01, -01, -01,
+            -01, -01, -01, -01, -01, -01, 236, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, 132, -01, -01, -01, -01, -01, -01,
+            -01, -01, -01, -01, -01, -01, 237, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, 131, -01, -01, -01, -01, -01, -01,
+            -01, -01, -01, -01, -01, -01, 238, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, 130, -01, -01, -01, -01, -01, -01,
+            -01, -01, -01, -01, -01, -01, 239, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, 129, -01, -01, -01, -01, -01, -01,
+            -01, -01, -01, -01, -01, -01, 240, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, 128, -01, -01, -01, -01, -01, -01,
+            -01, -01, -01, -01, -01, -01, 241, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, 127, -01, -01, -01, -01, -01, -01,
+            -01, -01, -01, -01, -01, -01, 242, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, 126, -01, -01, -01, -01, -01, -01,
+            -01, -01, -01, -01, -01, -01, 243, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, 125, -01, -01, -01, -01, -01, -01,
+            -01, -01, -01, -01, -01, -01, 244, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, 124, -01, -01, -01, -01, -01, -01,
+            -01, 086, 087, 088, 089, 090, 091, 094, 095, 096, 097, 098, 099, -01, -01, 104, 105, 106, 107, 108, 109, 110, 123, 122, 121, 120, 119, -01,
+            -01, 085, -01, -01, -01, -01, 092, -01, -01, -01, -01, -01, 100, -01, -01, 103, -01, -01, -01, -01, -01, 111, -01, -01, -01, -01, 118, -01,
+            -01, 084, -01, -01, -01, -01, 093, -01, -01, -01, -01, -01, 101, -01, -01, 102, -01, -01, -01, -01, -01, 112, -01, -01, -01, -01, 117, -01,
+            -01, 000, 083, 082, -01, -01, 010, 009, 008, 007, 006, 005, 004, -01, -01, 063, 062, 061, 060, 059, 058, 057, -01, -01, 115, 116, 001, -01,
+            -01, -01, -01, 081, -01, -01, 011, -01, -01, 079, -01, -01, -01, -01, -01, -01, -01, -01, 064, -01, -01, 056, -01, -01, 114, -01, -01, -01,
+            -01, -01, -01, 080, -01, -01, 012, -01, -01, 078, -01, -01, -01, -01, -01, -01, -01, -01, 065, -01, -01, 055, -01, -01, 113, -01, -01, -01,
+            -01, 018, 017, 016, 015, 014, 013, -01, -01, 077, 076, 075, 074, -01, -01, 069, 068, 067, 066, -01, -01, 054, 053, 052, 051, 050, 049, -01,
+            -01, 019, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, 073, -01, -01, 070, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, 048, -01,
+            -01, 020, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, 072, -01, -01, 071, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, 047, -01,
+            -01, 021, 022, 023, 024, 025, 026, 027, 028, 029, 030, 031, 032, 033, 034, 035, 036, 037, 038, 039, 040, 041, 042, 043, 044, 045, 046, -01,
+            -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01, -01,
+        };
+
+        public static int[] GetMazePelletIndices() => new int[]
         {
             645, 670, 110, 085, 656, 655, 654, 653, 652, 651, 650, 678, 706, 734, 733, 732,
             731, 730, 729, 757, 785, 813, 814, 815, 816, 817, 818, 819, 820, 821, 822, 823,

Assets/Scripts/PelletManager.asset

@@ -535,13 +535,13 @@ MonoBehaviour:
       Data: 
     - Name: $k
       Entry: 1
-      Data: tilemap
+      Data: collisionMap
     - Name: $v
       Entry: 7
       Data: 29|UdonSharp.Compiler.FieldDefinition, UdonSharp.Editor
     - Name: <Name>k__BackingField
       Entry: 1
-      Data: tilemap
+      Data: collisionMap
     - Name: <UserType>k__BackingField
       Entry: 7
       Data: 30|System.RuntimeType, mscorlib

Assets/Scripts/PelletManager.cs

@@ -18,7 +18,7 @@ namespace Marro.PacManUdon
 
         byte[] syncedPelletsCollected;
 
-        int[] tilemap;
+        int[] collisionMap;
 
         const int mazeWidth = 28;
         const int mazeHeight = 31;
@@ -84,23 +84,22 @@ namespace Marro.PacManUdon
         public bool IsWallUpcoming(Vector2 position, Vector2 directionVector)
         {
             var result = GetTileAt(position + directionVector) == (int)PacManTileType.Wall;
-            Debug.Log($"Is wall upcoming {result} at position {position}, direction {directionVector}");
             return result;
         }
 
-        public bool[] GetBlockedDirections(Vector2 position)
+        public int GetAvailableDirections(Vector2 position)
         {
-            var results = new bool[4];
+            var directions = GetTileAt(position);
 
-            results[0] = IsWallUpcoming(position, Vector2.down);
+            if (directions <= 0)
-            results[1] = IsWallUpcoming(position, Vector2.up);
+            {
-            results[2] = IsWallUpcoming(position, Vector2.left);
+                return 0;
-            results[3] = IsWallUpcoming(position, Vector2.right);
-
-            return results;
             }
 
-        private int GetTileAt(Vector2 position) => tilemap[GetTilemapIndex(position)];
+            return directions;
+        }
+
+        private int GetTileAt(Vector2 position) => collisionMap[GetTilemapIndex(position)];
 
         private int GetTilemapIndex(Vector2 position)
         {
@@ -133,7 +132,7 @@ namespace Marro.PacManUdon
             syncedPelletsCollected = new byte[pellets.Length/8 + 1];
             PelletCollectedCount = 0;
 
-            tilemap = PacManConstants.GetMazeDefinition();
+            collisionMap = PacManConstants.GetMazeCollisionInfo();
 
             return PelletCount;
         }

Assets/Test stuff/MazeDefinitionGenerator.cs

@@ -9,17 +9,44 @@ public class MazeDefinitionGenerator : UdonSharpBehaviour
 {
     void Start()
     {
-        GetMazeMap();
+        PrintPelletMap();
+        PrintMazeMap();
     }
 
-    private void GetMazeMap()
+    private void PrintPelletMap()
     {
-        var pellets = GetComponentsInChildren<Pellet>(includeInactive: true);
-
         var width = 28;
         var height = 31;
+
+        var pellets = GetComponentsInChildren<Pellet>(includeInactive: true);
+
         int[] map = new int[width * height];
         int[] pelletLocations = new int[pellets.Length];
+
+        for (int i = 0; i < map.Length; i++)
+        {
+            map[i] = -1;
+        }
+
+        for (int i = 0; i < pellets.Length; i++)
+        {
+            Pellet pellet = pellets[i];
+            var position = GridMover.PositionToGrid(new Vector2(pellet.transform.localPosition.x, -pellet.transform.localPosition.y));
+            var index = (int)position.x + (int)position.y * width;
+            map[index] = i;
+            pelletLocations[i] = index;
+        }
+
+        PrintMap(map, width);
+        PrintMap(pelletLocations, 16);
+    }
+
+    private void PrintMazeMap()
+    {
+        var width = 28;
+        var height = 31;
+
+        int[] map = new int[width * height];
         var collisionMap = GetCollisionMap();
 
         for (int i = 0; i < map.Length; i++)
@@ -27,22 +54,87 @@ public class MazeDefinitionGenerator : UdonSharpBehaviour
             if (collisionMap[i])
             {
                 map[i] = (int)PacManTileType.Wall;
-            }
+                continue;
-            else
-            {
-                map[i] = (int)PacManTileType.Empty;
-            }
             }
 
-        for (int i = 0; i < pellets.Length; i++)
+            map[i] = GetGhostTurnInformation(collisionMap, i, width, height);
-        {
-            Pellet pellet = pellets[i];
-            var position = GridMover.PositionToGrid(new Vector2(pellet.transform.localPosition.x, - pellet.transform.localPosition.y));
-            var index = (int)position.x + (int)position.y * width;
-            map[index] = i;
-            pelletLocations[i] = index;
         }
 
+        PrintMap(map, width);
+    }
+
+    private int GetGhostTurnInformation(bool[] collisionMap, int i, int width, int height)
+    {
+        var availableDirections = 0;
+        var totalAvailableDirections = 0;
+        if (!collisionMap[GetTilemapIndex(i, Vector2.up, width, height)])
+        {
+            availableDirections |= 0b0001;
+            totalAvailableDirections += 1;
+        }
+        if (!collisionMap[GetTilemapIndex(i, Vector2.down, width, height)])
+        {
+            availableDirections |= 0b0010;
+            totalAvailableDirections += 1;
+        }
+        if (!collisionMap[GetTilemapIndex(i, Vector2.left, width, height)])
+        {
+            availableDirections |= 0b0100;
+            totalAvailableDirections += 1;
+        }
+        if (!collisionMap[GetTilemapIndex(i, Vector2.right, width, height)])
+        {
+            availableDirections |= 0b1000;
+            totalAvailableDirections += 1;
+        }
+
+        if (totalAvailableDirections < 2)
+        {
+            return (int)PacManTileType.Empty;
+        }
+
+        if (availableDirections == 0b0011 || availableDirections == 0b1100)
+        {
+            return (int)PacManTileType.Empty;
+        }
+
+        return availableDirections;
+    }
+
+    private int GetTilemapIndex(int index, Vector2 direction, int width, int height)
+    {
+        var position = new Vector2(index % width, index / width) + direction;
+        position = Clamp(position, 0, width - 1, 0, height - 1);
+        var result = (int)position.x + (int)position.y * width;
+        return result;
+    }
+
+    private static Vector2 Clamp(Vector2 vector, float xMin, float xMax, float yMin, float yMax)
+    {
+        if (vector.x < xMin)
+        {
+            vector.x = xMin;
+        }
+
+        if (vector.x > xMax)
+        {
+            vector.x = xMax;
+        }
+
+        if (vector.y < yMin)
+        {
+            vector.y = yMin;
+        }
+
+        if (vector.y > yMax)
+        {
+            vector.y = yMax;
+        }
+
+        return vector;
+    }
+    private void PrintMap(int[] map, int width)
+    {
         var result = "";
         for (int i = 0; i < map.Length; i++)
         {
@@ -62,19 +154,6 @@ public class MazeDefinitionGenerator : UdonSharpBehaviour
         }
 
         Debug.Log(result);
-
-        result = "";
-        for (int i = 0; i < pelletLocations.Length; i++)
-        {
-            result += $"{pelletLocations[i]:000}, ";
-
-            if (i % 16 == 15)
-            {
-                result += "\n";
-            }
-        }
-
-        Debug.Log(result);
     }
 
     public static bool[] GetCollisionMap() => new bool[] {