Regen suppression unit + system

core/assets/icons/icons.properties

@@ -491,3 +491,4 @@
 63215=basic-assembler-module|block-basic-assembler-module-ui
 63214=beryllium-wall|block-beryllium-wall-ui
 63213=beryllium-wall-large|block-beryllium-wall-large-ui
+63212=quell|unit-quell-ui

core/src/mindustry/ai/BlockIndexer.java

@@ -238,6 +238,8 @@ public class BlockIndexer{
 
     /** Does not work with null teams. */
     public boolean eachBlock(Team team, Rect rect, Boolf<Building> pred, Cons<Building> cons){
+        if(team == null) return false;
+
         breturnArray.clear();
 
         var buildings = team.data().buildings;

core/src/mindustry/content/Fx.java

@@ -1447,6 +1447,30 @@ public class Fx{
         Fill.square(e.x, e.y, e.fslope() * 1.5f + 0.14f, 45f);
     }),
 
+    regenSuppressParticle = new Effect(30f, e -> {
+        color(Pal.sapBullet, e.color, e.fin());
+        stroke(e.fout() * 1.4f + 0.5f);
+
+        randLenVectors(e.id, 4, 17f * e.fin(), (x, y) -> {
+            lineAngle(e.x + x, e.y + y, Mathf.angle(x, y), e.fslope() * 3f + 0.5f);
+        });
+    }),
+
+    regenSuppressSeek = new Effect(140f, e -> {
+        e.lifetime = Mathf.randomSeed(e.id, 120f, 200f);
+
+        if(!(e.data instanceof Position to)) return;
+
+        Tmp.v2.set(to).sub(e.x, e.y).nor().rotate90(1).scl(Mathf.randomSeedRange(e.id, 1f) * 50f);
+
+        Tmp.bz2.set(Tmp.v1.set(e.x, e.y), Tmp.v2.add(e.x, e.y), Tmp.v3.set(to));
+
+        Tmp.bz2.valueAt(Tmp.v4, e.fout());
+
+        color(Pal.sapBullet);
+        Fill.circle(Tmp.v4.x, Tmp.v4.y, e.fslope() * 2f + 0.1f);
+    }).followParent(false).rotWithParent(false),
+
     surgeCruciSmoke = new Effect(160f, e -> {
         color(Pal.slagOrange);
         alpha(0.6f);

core/src/mindustry/content/UnitTypes.java

@@ -51,7 +51,7 @@ public class UnitTypes{
 
     //air + payload
     public static @EntityDef({Unitc.class, Payloadc.class}) UnitType mega,
-    incite, emanate;
+    incite, emanate, quell;
 
     //air + payload, legacy
     public static @EntityDef(value = {Unitc.class, Payloadc.class}, legacy = true) UnitType quad;
@@ -2502,7 +2502,36 @@ public class UnitTypes{
         //endregion
         //region erekir - flying
 
-        //TODO
+        //TODO orb, suppress healing
+        quell = new UnitType("quell"){{
+            envDisabled = 0;
+
+            outlineColor = Pal.darkOutline;
+            lowAltitude = false;
+            flying = true;
+            drag = 0.06f;
+            speed = 1.1f;
+            rotateSpeed = 3.5f;
+            accel = 0.1f;
+            health = 3000f;
+            armor = 4f;
+            hitSize = 36f;
+            payloadCapacity = Mathf.sqr(3f) * tilePayload;
+
+            engineSize = 4.8f;
+            engineOffset = 61 / 4f;
+
+            abilities.add(new SuppressionFieldAbility(){{
+                orbRadius = 5.3f;
+            }});
+
+            float es = 3.9f;
+
+            setEnginesMirror(
+            new UnitEngine(62 / 4f, -60 / 4f, es, 315f),
+            new UnitEngine(72 / 4f, -29 / 4f, 3f, 315f)
+            );
+        }};
 
         //endregion
         //region erekir - neoplasm
@@ -2646,9 +2675,8 @@ public class UnitTypes{
         }};
 
         emanate = new UnitType("emanate"){{
-            //TODO not a real enemy, should not be counted or have flying AI
-            defaultController = FlyingAI::new;
-            //isCounted = false;
+            defaultController = BuilderAI::new;
+            isCounted = false;
             envDisabled = 0;
 
             outlineColor = Pal.darkOutline;

core/src/mindustry/entities/abilities/SuppressionFieldAbility.java

@@ -0,0 +1,111 @@
+package mindustry.entities.abilities;
+
+import arc.graphics.*;
+import arc.graphics.g2d.*;
+import arc.math.*;
+import arc.struct.*;
+import arc.util.*;
+import mindustry.*;
+import mindustry.content.*;
+import mindustry.gen.*;
+import mindustry.graphics.*;
+
+import static mindustry.Vars.*;
+
+public class SuppressionFieldAbility extends Ability{
+    protected static Rand rand = new Rand();
+    protected static Seq<Building> builds = new Seq<>();
+
+    public float reload = 60f * 1.5f;
+    public float range = 200f;
+
+    public float orbRadius = 4.5f, orbMidScl = 0.62f, orbSinScl = 8f, orbSinMag = 1f;
+    public Color color1 = Pal.sap.cpy().mul(1.6f), color2 = Pal.sap;
+    public float layer = Layer.effect;
+
+    public int particles = 15;
+    public float particleSize = 4f;
+    public float particleLen = 7f;
+    public float rotateScl = 3f;
+    public float particleLife = 110f;
+    public Interp particleInterp = f -> Interp.circleOut.apply(Interp.slope.apply(f));
+    public Color particleColor = Pal.sap.cpy().a(0.8f);
+
+    public float applyParticleChance = 13f;
+
+    protected boolean any;
+    protected float timer;
+    protected float heat = 0f;
+
+    @Override
+    public void update(Unit unit){
+        if((timer += Time.delta) >= reload){
+            any = false;
+            builds.clear();
+            Vars.indexer.eachBlock(null, unit.x,unit.y, range, build -> true, build -> {
+                if(build.team != unit.team){
+                    float prev = build.healSuppressionTime;
+                    build.applyHealSuppression(reload + 1f);
+
+                    any = true;
+
+                    //add prev check so ability spam doesn't lead to particle spam (essentially, recently suppressed blocks don't get new particles)
+                    if(!headless && prev - Time.time <= reload/2f){
+                        builds.add(build);
+                    }
+                }
+            });
+
+            //to prevent particle spam, the amount of particles is to remain constant (scales with number of buildings)
+            float scaledChance = applyParticleChance / builds.size;
+            for(var build : builds){
+                if(Mathf.chance(scaledChance)){
+                    Time.run(Mathf.random(reload), () -> {
+                        Fx.regenSuppressSeek.at(build.x + Mathf.range(build.block.size * tilesize / 2f), build.y + Mathf.range(build.block.size * tilesize / 2f), 0f, unit);
+                    });
+                }
+            }
+
+            timer = 0f;
+        }
+
+        heat = Mathf.lerpDelta(heat,  any ? 1f : 0f, 0.09f);
+
+    }
+
+    @Override
+    public void draw(Unit unit){
+        Draw.z(layer);
+
+        float rad = orbRadius + Mathf.absin(orbSinScl, orbSinMag);
+
+        Draw.color(color2);
+        Fill.circle(unit.x, unit.y, rad);
+
+        Draw.color(color1);
+        Fill.circle(unit.x, unit.y, rad * orbMidScl);
+
+        float base = (Time.time / particleLife);
+        rand.setSeed(unit.id);
+        Draw.color(particleColor);
+        for(int i = 0; i < particles; i++){
+            float fin = (rand.random(1f) + base) % 1f, fout = 1f - fin;
+            float angle = rand.random(360f) + (Time.time / rotateScl + unit.rotation) % 360f;
+            float len = particleLen * particleInterp.apply(fout);
+            Fill.circle(
+            unit.x + Angles.trnsx(angle, len),
+            unit.y + Angles.trnsy(angle, len),
+            particleSize * Mathf.slope(fin)
+            );
+        }
+
+        //TODO improve
+        if(heat > 0.001f){
+            Draw.color(Pal.sapBullet);
+            Lines.stroke(1.2f * heat * Mathf.absin(10f, 1f));
+            Lines.circle(unit.x, unit.y, range);
+        }
+
+        Draw.reset();
+    }
+}

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

@@ -76,6 +76,8 @@ abstract class BuildingComp implements Posc, Teamc, Healthc, Buildingc, Timerc,
     LiquidModule liquids;
     ConsumeModule cons;
 
+    public transient float healSuppressionTime = -1f;
+
     private transient float timeScale = 1f, timeScaleDuration;
     private transient float dumpAccum;
 
@@ -329,6 +331,14 @@ abstract class BuildingComp implements Posc, Teamc, Healthc, Buildingc, Timerc,
         timeScale = Math.max(timeScale, intensity);
     }
 
+    public void applyHealSuppression(float amount){
+        healSuppressionTime = Math.max(healSuppressionTime, Time.time + amount);
+    }
+
+    public boolean isHealSuppressed(){
+        return Time.time <= healSuppressionTime;
+    }
+
     public Building nearby(int dx, int dy){
         return world.build(tile.x + dx, tile.y + dy);
     }

core/src/mindustry/world/blocks/defense/MendProjector.java

@@ -65,6 +65,19 @@ public class MendProjector extends Block{
         indexer.eachBlock(player.team(), x * tilesize + offset, y * tilesize + offset, range, other -> true, other -> Drawf.selected(other, Tmp.c1.set(baseColor).a(Mathf.absin(4f, 1f))));
     }
 
+    /** @return whether a building has regen/healing suppressed; if so, spawns particles on it. */
+    public static boolean checkSuppression(Building build){
+        if(build.isHealSuppressed()){
+            if(Mathf.chanceDelta(0.04)){
+                Fx.regenSuppressParticle.at(build.x + Mathf.range(build.block.size * tilesize/2f - 1f), build.y + Mathf.range(build.block.size * tilesize/2f - 1f));
+            }
+
+            return true;
+        }
+
+        return false;
+    }
+
     public class MendBuild extends Building implements Ranged{
         public float heat, charge = Mathf.random(reload), phaseHeat, smoothEfficiency;
 
@@ -75,21 +88,23 @@ public class MendProjector extends Block{
 
         @Override
         public void updateTile(){
+            boolean canHeal = !checkSuppression(this);
+
             smoothEfficiency = Mathf.lerpDelta(smoothEfficiency, efficiency(), 0.08f);
-            heat = Mathf.lerpDelta(heat, consValid() || cheating() ? 1f : 0f, 0.08f);
+            heat = Mathf.lerpDelta(heat, consValid() && canHeal ? 1f : 0f, 0.08f);
             charge += heat * delta();
 
             phaseHeat = Mathf.lerpDelta(phaseHeat, Mathf.num(cons.optionalValid()), 0.1f);
 
-            if(cons.optionalValid() && timer(timerUse, useTime) && efficiency() > 0){
+            if(cons.optionalValid() && timer(timerUse, useTime) && efficiency() > 0 && canHeal){
                 consume();
             }
 
-            if(charge >= reload){
+            if(charge >= reload && canHeal){
                 float realRange = range + phaseHeat * phaseRangeBoost;
                 charge = 0f;
 
-                indexer.eachBlock(this, realRange, Building::damaged, other -> {
+                indexer.eachBlock(this, realRange, b -> b.damaged() && !b.isHealSuppressed(), other -> {
                     other.heal(other.maxHealth() * (healPercent + phaseHeat * phaseBoost) / 100f * efficiency());
                     Fx.healBlockFull.at(other.x, other.y, other.block.size, baseColor);
                 });

core/src/mindustry/world/blocks/defense/RegenProjector.java

@@ -85,6 +85,8 @@ public class RegenProjector extends Block{
 
         @Override
         public void updateTile(){
+            //TODO particles when heal suppressed
+
             if(lastChange != world.tileChanges){
                 lastChange = world.tileChanges;
                 updateTargets();
@@ -95,10 +97,15 @@ public class RegenProjector extends Block{
             totalTime += warmup * Time.delta;
             didRegen = false;
 
+            //no healing when suppressed
+            if(MendProjector.checkSuppression(this)){
+                return;
+            }
+
             if(consValid()){
                 //use Math.max to prevent stacking
                 for(Building build : targets){
-                    if(!build.damaged()) continue;
+                    if(!build.damaged() || build.isHealSuppressed()) continue;
 
                     didRegen = true;