Elevators can disable their path nodes when moved too much

Interrupt · Oct 14, 2020 · cb3d04e · cb3d04e
1 parent c3f2278
commit cb3d04e
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Showing 2 changed files with 26 additions and 3 deletions.
diff --git a/Dungeoneer/src/com/interrupt/dungeoneer/entities/PathNode.java b/Dungeoneer/src/com/interrupt/dungeoneer/entities/PathNode.java
@@ -7,6 +7,7 @@
 public class PathNode extends Entity {
     public transient short playerSmell = 0;
     public short weight = 0;
+    public boolean nodeEnabled = true;
 
     private transient Array<PathNode> connections = new Array<PathNode>();
     private transient Array<PathNode> jumps = new Array<PathNode>();
@@ -82,7 +83,7 @@ public void walk(int iteration, PathNode previous) {
             // normal connections
             for (int i = 0; i < connections.size; i++) {
                 PathNode node = connections.get(i);
-                if(node != previous) {
+                if(node != previous && node.nodeEnabled) {
                     node.walk(iteration, this);
                 }
             }
@@ -94,4 +95,10 @@ public void reset() {
             playerSmell = Short.MAX_VALUE;
         }
     }
+
+    public void setEnabled(boolean isEnabled) {
+        synchronized (this) {
+            this.nodeEnabled = isEnabled;
+        }
+    }
 }
diff --git a/Dungeoneer/src/com/interrupt/dungeoneer/entities/triggers/TriggeredElevator.java b/Dungeoneer/src/com/interrupt/dungeoneer/entities/triggers/TriggeredElevator.java
@@ -8,7 +8,9 @@
 import com.interrupt.dungeoneer.collision.Collision;
 import com.interrupt.dungeoneer.entities.AmbientSound;
 import com.interrupt.dungeoneer.entities.Entity;
+import com.interrupt.dungeoneer.entities.PathNode;
 import com.interrupt.dungeoneer.entities.items.Weapon;
+import com.interrupt.dungeoneer.game.Game;
 import com.interrupt.dungeoneer.game.Level;
 import com.interrupt.dungeoneer.gfx.WorldChunk;
 import com.interrupt.dungeoneer.tiles.Tile;
@@ -56,6 +58,8 @@ public enum ReturnType { AUTO, WAITS }
 	protected float deltaBuffer = 0;
 	protected ElevatorState state = ElevatorState.NONE;
 
+	protected float amountFloorMovedSinceStart = 0;
+
 	public TriggeredElevator() { hidden = true; spriteAtlas = "editor"; tex = 11; selfDestructs = false; }
 
 	private transient Array<Entity> entitiesToMoveCache = new Array<>();
@@ -265,12 +269,13 @@ else if(state == ElevatorState.RETURNING)
 
 			// Move the trigger as much as the floor, so that a touch could trigger it again
 			z += floorMoveAmount;
+			amountFloorMovedSinceStart += floorMoveAmount;
 
 			// Done with the cache
 			entitiesToMoveCache.clear();
 
 			// The world changed here, retesselate
-			markWorldAsDirty();
+			markWorldAsDirty(level);
 		}
 	}
 
@@ -307,7 +312,7 @@ private void adjustWorldTiles(Level level, float thisMoveAmount) {
 		}
 	}
 
-	private void markWorldAsDirty() {
+	private void markWorldAsDirty(Level level) {
 		// Mark this area as dirty to force world Tesselation here
 		int minX = (int)Math.floor(x - collision.x);
 		int maxX = (int)Math.ceil(x + collision.x);
@@ -321,6 +326,17 @@ private void markWorldAsDirty() {
 				markWorldAsDirty(tileX - 1, tileY);
 				markWorldAsDirty(tileX, tileY + 1);
 				markWorldAsDirty(tileX, tileY - 1);
+
+				// Stop pathfinding to this tile if it has moved too much
+				Tile t = level.getTileOrNull(tileX, tileY);
+				if(t == null)
+					continue;
+
+				PathNode n = Game.pathfinding.GetNodeAt(tileX + 0.5f, tileY + 0.5f, t.floorHeight);
+				if(n == null)
+					continue;
+
+				n.setEnabled(!t.blockMotion && Math.abs(amountFloorMovedSinceStart) < 0.5f);
 			}
 		}
 	}