Fixed #10769

core/src/mindustry/ai/ControlPathfinder.java

@@ -54,6 +54,7 @@ public class ControlPathfinder implements Runnable{
 
     costLegs = (team, tile) ->
     PathTile.legSolid(tile) ? impassable : 1 +
+    (PathTile.nearDeep(tile) ? 8 : 0) +
     (PathTile.deep(tile) ? 6000 : 0) +
     (PathTile.nearLegSolid(tile) ? 3 : 0),
 
@@ -1425,9 +1426,7 @@ public class ControlPathfinder implements Runnable{
 
     private static boolean nearPassable(int team, PathCost cost, int pos){
         int amount = cost.getCost(team, pathfinder.tiles[pos]);
-        //for standard units: never consider deep water (cost = 6000) passable
-        //for leg units: consider it passable
-        return amount != impassable && amount < (cost == costLegs ? solidCap : 50);
+        return amount != impassable && amount < 50;
     }
 
     private static boolean solid(int team, PathCost type, int x, int y){

core/src/mindustry/ai/Pathfinder.java

@@ -209,7 +209,7 @@ public class Pathfinder implements Runnable{
 
     /** Packs a tile into its internal representation. */
     public int packTile(Tile tile){
-        boolean nearLiquid = false, nearSolid = false, nearLegSolid = false, nearGround = false, solid = tile.solid(), allDeep = tile.floor().isDeep();
+        boolean nearLiquid = false, nearSolid = false, nearLegSolid = false, nearGround = false, solid = tile.solid(), allDeep = tile.floor().isDeep(), nearDeep = allDeep;
 
         for(int i = 0; i < 4; i++){
             Tile other = tile.nearby(i);
@@ -220,7 +220,11 @@ public class Pathfinder implements Runnable{
                 //TODO potentially strange behavior when teamPassable is false for other teams?
                 if(osolid && !other.block().teamPassable) nearSolid = true;
                 if(!floor.isLiquid) nearGround = true;
-                if(!floor.isDeep()) allDeep = false;
+                if(!floor.isDeep()){
+                    allDeep = false;
+                }else{
+                    nearDeep = true;
+                }
                 if(other.legSolid()) nearLegSolid = true;
 
                 //other tile is now near solid
@@ -245,6 +249,7 @@ public class Pathfinder implements Runnable{
         tile.floor().isDeep(),
         tile.floor().damageTaken > 0.00001f,
         allDeep,
+        nearDeep,
         tile.block().teamPassable
         );
     }
@@ -699,6 +704,8 @@ public class Pathfinder implements Runnable{
         boolean damages;
         //whether all tiles nearby are deep
         boolean allDeep;
+        //whether it is near deep water
+        boolean nearDeep;
         //block teamPassable is true
         boolean teamPassable;
     }

core/src/mindustry/ai/WaveSpawner.java

@@ -164,8 +164,6 @@ public class WaveSpawner{
                         cons.accept(core.x + Tmp.v1.x, core.y + Tmp.v1.y, false);
                     }
                 }
-
-
             }
         }
     }

core/src/mindustry/world/blocks/payloads/PayloadSource.java

@@ -13,6 +13,7 @@ import mindustry.ctype.*;
 import mindustry.entities.units.*;
 import mindustry.game.EventType.*;
 import mindustry.gen.*;
+import mindustry.io.*;
 import mindustry.type.*;
 import mindustry.world.*;
 import mindustry.world.blocks.*;
@@ -163,11 +164,17 @@ public class PayloadSource extends PayloadBlock{
             Draw.reset();
         }
 
+        @Override
+        public byte version(){
+            return 1;
+        }
+
         @Override
         public void write(Writes write){
             super.write(write);
             write.s(unit == null ? -1 : unit.id);
             write.s(configBlock == null ? -1 : configBlock.id);
+            TypeIO.writeVecNullable(write, commandPos);
         }
 
         @Override
@@ -175,6 +182,9 @@ public class PayloadSource extends PayloadBlock{
             super.read(read, revision);
             unit = Vars.content.unit(read.s());
             configBlock = Vars.content.block(read.s());
+            if(revision >= 1){
+                commandPos = TypeIO.readVecNullable(read);
+            }
         }
     }
 }