foreshadow overhaul (#9223)

* overhaul foreshadow

* whar ?

core/assets/bundles/bundle.properties

@@ -1025,6 +1025,7 @@ bullet.splashdamage = [stat]{0}[lightgray] area dmg ~ [stat]{1}[lightgray] tiles
 bullet.incendiary = [stat]incendiary
 bullet.homing = [stat]homing
 bullet.armorpierce = [stat]armor piercing
+bullet.maxdamagefraction = [stat]{0}%[lightgray] damage limit
 bullet.suppression = [stat]{0}[lightgray] seconds of repair suppression ~ [stat]{1}[lightgray] tiles
 bullet.interval = [stat]{0}/sec[lightgray] interval bullets:
 bullet.frags = [stat]{0}[lightgray]x frag bullets:

core/src/mindustry/content/Blocks.java

@@ -3849,16 +3849,19 @@ public class Blocks{
 
             requirements(Category.turret, with(Items.copper, 1000, Items.metaglass, 600, Items.surgeAlloy, 300, Items.plastanium, 200, Items.silicon, 600));
             ammo(
-                Items.surgeAlloy, new PointBulletType(){{
+                Items.surgeAlloy, new RailBulletType(){{
                     shootEffect = Fx.instShoot;
                     hitEffect = Fx.instHit;
+                    pierceEffect = Fx.railHit;
                     smokeEffect = Fx.smokeCloud;
-                    trailEffect = Fx.instTrail;
+                    pointEffect = Fx.instTrail;
                     despawnEffect = Fx.instBomb;
-                    trailSpacing = 20f;
+                    pointEffectSpace = 20f;
                     damage = 1350;
                     buildingDamageMultiplier = 0.2f;
-                    speed = brange;
+                    maxDamageFraction = 0.6f;
+                    pierceDamageFactor = 1f;
+                    length = brange;
                     hitShake = 6f;
                     ammoMultiplier = 1f;
                 }}

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

@@ -48,6 +48,8 @@ public class BulletType extends Content implements Cloneable{
     public int pierceCap = -1;
     /** Multiplier of damage decreased per health pierced. */
     public float pierceDamageFactor = 0f;
+    /** If positive, limits non-splash damage dealt to a fraction of the target's maximum health. */
+    public float maxDamageFraction = -1f;
     /** If false, this bullet isn't removed after pierceCap is exceeded. Expert usage only. */
     public boolean removeAfterPierce = true;
     /** For piercing lasers, setting this to true makes it get absorbed by plastanium walls. */
@@ -382,10 +384,16 @@ public class BulletType extends Content implements Cloneable{
         boolean wasDead = entity instanceof Unit u && u.dead;
 
         if(entity instanceof Healthc h){
+            float damage = b.damage;
+            if(maxDamageFraction > 0){
+                damage = Math.min(damage, h.maxHealth() * maxDamageFraction);
+                //cap health to effective health for handlePierce to handle it properly
+                health = Math.min(health, h.maxHealth() * maxDamageFraction);
+            }
             if(pierceArmor){
-                h.damagePierce(b.damage);
+                h.damagePierce(damage);
             }else{
-                h.damage(b.damage);
+                h.damage(damage);
             }
         }
 

core/src/mindustry/world/meta/StatValues.java

@@ -487,6 +487,10 @@ public class StatValues{
                         sep(bt, "@bullet.armorpierce");
                     }
 
+                    if(type.maxDamageFraction > 0){
+                        sep(bt, Core.bundle.format("bullet.maxdamagefraction", (int)(type.maxDamageFraction * 100))); 
+                    }
+
                     if(type.suppressionRange > 0){
                         sep(bt, Core.bundle.format("bullet.suppression", Strings.autoFixed(type.suppressionDuration / 60f, 2), Strings.fixed(type.suppressionRange / tilesize, 1)));
                     }