Cleanup / Armor support

core/src/mindustry/entities/bullet/MissileBulletType.java

@@ -26,7 +26,7 @@ public class MissileBulletType extends BasicBulletType{
     public void update(Bulletc b){
         super.update(b);
 
-        if(Mathf.chance(Time.delta() * 0.2)){
+        if(Mathf.chanceDelta(0.2)){
             Fx.missileTrail.at(b.x(), b.y(), 2f, trailColor);
         }
     }

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

@@ -78,7 +78,7 @@ abstract class FlyingComp implements Posc, Velc, Healthc, Hitboxc{
         if(canDrown() && floor.isLiquid && floor.drownTime > 0){
             drownTime += Time.delta() * 1f / floor.drownTime;
             drownTime = Mathf.clamp(drownTime);
-            if(Mathf.chance(Time.delta() * 0.05f)){
+            if(Mathf.chanceDelta(0.05f)){
                 floor.drownUpdateEffect.at(x, y, 0f, floor.mapColor);
             }
 

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

@@ -2,6 +2,7 @@ package mindustry.entities.comp;
 
 import arc.math.*;
 import arc.util.*;
+import mindustry.*;
 import mindustry.annotations.Annotations.*;
 import mindustry.gen.*;
 
@@ -49,6 +50,20 @@ abstract class HealthComp implements Entityc{
         return health < maxHealth - 0.001f;
     }
 
+    /** Damage and pierce armor. */
+    void damagePierce(float amount, boolean withEffect){
+        if(this instanceof Shieldc){
+            damage(amount / Math.max(1f - ((Shieldc)this).armor(), Vars.minArmorDamage), withEffect);
+        }else{
+            damage(amount, withEffect);
+        }
+    }
+
+    /** Damage and pierce armor. */
+    void damagePierce(float amount){
+        damagePierce(amount, true);
+    }
+
     void damage(float amount){
         health -= amount;
         hitTime = 1f;
@@ -71,6 +86,10 @@ abstract class HealthComp implements Entityc{
         damage(amount * Time.delta(), hitTime <= -20 + hitDuration);
     }
 
+    void damageContinuousPierce(float amount){
+        damagePierce(amount * Time.delta(), hitTime <= -20 + hitDuration);
+    }
+
     void clampHealth(){
         health = Mathf.clamp(health, 0, maxHealth);
     }

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

@@ -5,19 +5,26 @@ import mindustry.annotations.Annotations.*;
 import mindustry.content.*;
 import mindustry.gen.*;
 
+import static mindustry.Vars.minArmorDamage;
+
 @Component
 abstract class ShieldComp implements Healthc, Posc{
-    @Import float health, hitTime;
+    @Import float health, hitTime, x, y;
     @Import boolean dead;
 
     /** Absorbs health damage. */
     float shield;
+    /** Absorbs percentage of damage, up to 90% */
+    float armor;
     /** Shield opacity. */
     transient float shieldAlpha = 0f;
 
     @Replace
     @Override
     public void damage(float amount){
+        //apply armor
+        amount *= Math.max(1f - armor, minArmorDamage);
+
         hitTime = 1f;
 
         boolean hadShields = shield > 0.0001f;
@@ -37,7 +44,7 @@ abstract class ShieldComp implements Healthc, Posc{
             }
 
             if(hadShields && shield <= 0.0001f){
-                Fx.unitShieldBreak.at(x(), y(), 0, this);
+                Fx.unitShieldBreak.at(x, y, 0, this);
             }
         }
     }