Minor tweaks

core/src/mindustry/entities/def/FireComp.java

@@ -1,8 +1,142 @@
 package mindustry.entities.def;
 
+import arc.*;
+import arc.math.*;
+import arc.math.geom.*;
+import arc.struct.*;
+import arc.util.*;
+import mindustry.*;
 import mindustry.annotations.Annotations.*;
+import mindustry.content.*;
+import mindustry.entities.*;
+import mindustry.game.EventType.*;
+import mindustry.game.*;
 import mindustry.gen.*;
+import mindustry.world.*;
+
+import static mindustry.Vars.*;
 
 @Component
-abstract class FireComp implements Timedc{
+abstract class FireComp implements Timedc, Posc, Firec{
+    private static final IntMap<Firec> map = new IntMap<>();
+    private static final float baseLifetime = 1000f, spreadChance = 0.05f, fireballChance = 0.07f;
+
+    transient float time, lifetime, x, y;
+
+    Tile tile;
+    private Block block;
+    private float baseFlammability = -1, puddleFlammability;
+
+    //TODO move these somewhere else.
+    /** Start a fire on the tile. If there already is a file there, refreshes its lifetime. */
+    public static void create(Tile tile){
+        if(net.client() || tile == null) return; //not clientside.
+
+        Firec fire = map.get(tile.pos());
+
+        if(fire == null){
+            fire = FireEntity.create();
+            fire.tile(tile);
+            fire.lifetime(baseLifetime);
+            fire.set(tile.worldx(), tile.worldy());
+            fire.add();
+            map.put(tile.pos(), fire);
+        }else{
+            fire.lifetime(baseLifetime);
+            fire.time(0f);
+        }
+    }
+
+    public static boolean has(int x, int y){
+        if(!Structs.inBounds(x, y, world.width(), world.height()) || !map.containsKey(Pos.get(x, y))){
+            return false;
+        }
+        Firec fire = map.get(Pos.get(x, y));
+        return fire.isAdded() && fire.fin() < 1f && fire.tile() != null && fire.tile().x == x && fire.tile().y == y;
+    }
+
+    /**
+     * Attempts to extinguish a fire by shortening its life. If there is no fire here, does nothing.
+     */
+    public static void extinguish(Tile tile, float intensity){
+        if(tile != null && map.containsKey(tile.pos())){
+            Firec fire = map.get(tile.pos());
+            fire.time(fire.time() + intensity * Time.delta());
+            if(fire.time() >= fire.lifetime()){
+                Events.fire(Trigger.fireExtinguish);
+            }
+        }
+    }
+
+    @Override
+    public void update(){
+        if(Mathf.chance(0.1 * Time.delta())){
+            Fx.fire.at(x + Mathf.range(4f), y + Mathf.range(4f));
+        }
+
+        if(Mathf.chance(0.05 * Time.delta())){
+            Fx.fireSmoke.at(x + Mathf.range(4f), y + Mathf.range(4f));
+        }
+
+        if(Mathf.chance(0.001 * Time.delta())){
+            Sounds.fire.at(this);
+        }
+
+        time = Mathf.clamp(time + Time.delta(), 0, lifetime());
+        map.put(tile.pos(), this);
+
+        if(Vars.net.client()){
+            return;
+        }
+
+        if(time >= lifetime() || tile == null){
+            remove();
+            return;
+        }
+
+        Tilec entity = tile.link().entity;
+        boolean damage = entity != null;
+
+        float flammability = baseFlammability + puddleFlammability;
+
+        if(!damage && flammability <= 0){
+            time += Time.delta() * 8;
+        }
+
+        if(baseFlammability < 0 || block != tile.block()){
+            baseFlammability = tile.block().getFlammability(tile);
+            block = tile.block();
+        }
+
+        if(damage){
+            lifetime += Mathf.clamp(flammability / 8f, 0f, 0.6f) * Time.delta();
+        }
+
+        if(flammability > 1f && Mathf.chance(spreadChance * Time.delta() * Mathf.clamp(flammability / 5f, 0.3f, 2f))){
+            Point2 p = Geometry.d4[Mathf.random(3)];
+            Tile other = world.tile(tile.x + p.x, tile.y + p.y);
+            create(other);
+
+            if(Mathf.chance(fireballChance * Time.delta() * Mathf.clamp(flammability / 10f))){
+                Bullets.fireball.createNet(Team.derelict, x, y, Mathf.random(360f), -1f, 1, 1);
+            }
+        }
+
+        if(Mathf.chance(0.1 * Time.delta())){
+            //TODO implement
+            //Puddle p = Puddle.getPuddle(tile);
+            //if(p != null){
+             //   puddleFlammability = p.getFlammability() / 3f;
+            //}else{
+                puddleFlammability = 0;
+            //}
+
+            if(damage){
+                entity.damage(0.4f);
+            }
+            Damage.damageUnits(null, tile.worldx(), tile.worldy(), tilesize, 3f,
+            unit -> !unit.isFlying() && !unit.isImmune(StatusEffects.burning),
+            unit -> unit.apply(StatusEffects.burning, 60 * 5));
+        }
+    }
 }

core/src/mindustry/graphics/ScorchGenerator.java

@@ -2,7 +2,6 @@ package mindustry.graphics;
 
 import arc.graphics.*;
 import arc.math.*;
-import arc.util.*;
 import arc.util.noise.*;
 
 /** Generates a scorch pixmap based on parameters. Thread safe, unless multiple scorch generators are running in parallel. */
@@ -20,9 +19,7 @@ public class ScorchGenerator{
             double dst = Mathf.dst(x, y, size/2, size/2) / (size / 2f);
             double scaled = Math.abs(dst - 0.5f) * 5f + add;
             scaled -= noise(Angles.angle(x, y, size/2, size/2))*nscl;
-            boolean present = scaled < 1.5f;
-
-            pix.draw(x, y, Tmp.c1.set(Color.white).a(Mathf.clamp(1f + 1.5f - (float)scaled)));
+            if(scaled < 1.5f) pix.draw(x, y, color);
         });
 
         return pix;