work

src/engine/objects/Building.java

@@ -33,6 +33,9 @@ import engine.net.client.msg.ApplyBuildingEffectMsg;
 import engine.net.client.msg.UpdateObjectMsg;
 import engine.server.MBServerStatics;
 import org.pmw.tinylog.Logger;
+
+import java.awt.*;
+import java.awt.geom.Area;
 import java.sql.ResultSet;
 import java.sql.SQLException;
 import java.time.LocalDateTime;
@@ -1533,11 +1536,13 @@ public class Building extends AbstractWorldObject {
     }
 
     public void updateNavMesh(){
+        int xPoint = (int)(this.loc.x - this.getBounds().getHalfExtents().x);
+        int zPoint = (int) (this.loc.z - this.getBounds().getHalfExtents().y);
+        int extentsX = (int) (this.getBounds().getHalfExtents().x * 2);
+        int extentsZ = (int) (this.getBounds().getHalfExtents().y * 2);
+        this.parentZone.navMesh.subtract( new Area(new Rectangle(xPoint, zPoint, extentsX, extentsZ)));//remove entire footprint of building from navMesh
+
         for(Regions region : this.getBounds().getRegions())
             this.parentZone.navMesh.add(region.getArea());
-
-        MeshBounds meshBounds = Bounds.meshBoundsCache.get(this.getMeshUUID());
-        if(meshBounds != null)
-            this.parentZone.navMesh.subtract(meshBounds.getArea(this.loc.x,this.loc.z));
     }
 }

src/engine/objects/Zone.java

@@ -189,7 +189,6 @@ public class Zone extends AbstractWorldObject {
     }
 
     public void createNavMesh(){
-        Vector3fImmutable location = this.loc;
         int xPoint = (int)(this.absX - this.bounds.getHalfExtents().x);
         int zPoint = (int) (this.absZ - this.bounds.getHalfExtents().y);
         int extentsX = (int) (this.bounds.getHalfExtents().x * 2);