Wave tank crawl damage / Breach ammo use decrease

core/src/mindustry/content/Blocks.java

@@ -3057,7 +3057,7 @@ public class Blocks{
                 trailLength = 10;
                 hitEffect = despawnEffect = Fx.hitBulletColor;
             }},
-            Items.tungsten, new BasicBulletType(8f, 160){{
+            Items.tungsten, new BasicBulletType(8f, 180){{
                 width = 13f;
                 height = 19f;
                 shootEffect = sfe;
@@ -3075,13 +3075,12 @@ public class Blocks{
             }}
             );
 
-            //TODO no coolant?
             coolantUsage = 15f / 60f;
             coolantOverride = Liquids.water;
             coolantMultiplier = 6f;
 
             shootShake = 1f;
-            ammoPerShot = 6;
+            ammoPerShot = 4;
             draw = new DrawTurret("reinforced-");
             shootLength = -2;
             outlineColor = Pal.darkOutline;

core/src/mindustry/content/UnitTypes.java

@@ -2434,6 +2434,7 @@ public class UnitTypes{
             speed = 0.6f;
             health = 9000;
             armor = 20f;
+            areaDamage = 6.5f;
             treadRect = new Rect(22f, 16f, 28f, 130f);
 
             weapons.add(new Weapon("vanquish-weapon"){{
@@ -2682,7 +2683,7 @@ public class UnitTypes{
                 drawCell = false;
                 segments = 4;
                 drawBody = false;
-                crawlDamage = 2f;
+                areaDamage = 2f;
 
                 segmentScl = 4f;
                 segmentPhase = 5f;

core/src/mindustry/entities/comp/CrawlComp.java

@@ -88,7 +88,7 @@ abstract class CrawlComp implements Posc, Rotc, Hitboxc, Unitc{
 
                             //TODO area damage to units
                             if(t.build != null && t.build.team != team){
-                                t.build.damage(team, type.crawlDamage * Time.delta);
+                                t.build.damage(team, type.areaDamage * Time.delta);
                             }
 
                             if(Mathf.chanceDelta(0.025)){

core/src/mindustry/entities/comp/TankComp.java

@@ -7,6 +7,7 @@ import mindustry.*;
 import mindustry.annotations.Annotations.*;
 import mindustry.content.*;
 import mindustry.entities.*;
+import mindustry.game.*;
 import mindustry.gen.*;
 import mindustry.type.*;
 import mindustry.world.*;
@@ -19,6 +20,7 @@ abstract class TankComp implements Posc, Flyingc, Hitboxc, Unitc, ElevationMovec
     @Import float x, y, hitSize, rotation, speedMultiplier;
     @Import boolean hovering;
     @Import UnitType type;
+    @Import Team team;
 
     transient private float treadEffectTime, lastSlowdown = 1f;
 
@@ -48,7 +50,6 @@ abstract class TankComp implements Posc, Flyingc, Hitboxc, Unitc, ElevationMovec
         }
 
         //calculate overlapping tiles so it slows down when going "over" walls
-        //TODO is this a necessary mechanic?
         int r = Math.max(Math.round(hitSize * 0.6f / tilesize), 1);
 
         int solids = 0, total = (r*2+1)*(r*2+1);
@@ -58,6 +59,14 @@ abstract class TankComp implements Posc, Flyingc, Hitboxc, Unitc, ElevationMovec
                 if(t == null ||  t.solid()){
                     solids ++;
                 }
+
+                //TODO should this apply to the player team(s)? currently PvE due to balancing
+                if(walked && t != null && t.build != null && t.build.team != team && (state.rules.waves && team == state.rules.waveTeam)
+                    //damage radius is 1 tile smaller to prevent it from just touching walls as it passes
+                    && Math.max(Math.abs(dx), Math.abs(dy)) <= r - 1){
+
+                    t.build.damage(team, type.areaDamage * Time.delta);
+                }
             }
         }
 

core/src/mindustry/type/UnitType.java

@@ -166,7 +166,8 @@ public class UnitType extends UnlockableContent{
     public float segmentScl = 4f, segmentPhase = 5f;
     public float segmentRotSpeed = 1f, segmentMaxRot = 30f;
     public float crawlSlowdown = 0.5f;
-    public float crawlDamage = 0.5f;
+    //used for tanks too
+    public float areaDamage = 0.5f;
     public float crawlSlowdownFrac = 0.55f;
 
     public ObjectSet<StatusEffect> immunities = new ObjectSet<>();