this code is held by duct tape and duct tape alone

src/omaloon/type/FilterWeapon.java

@@ -2,7 +2,9 @@
 
 import arc.*;
 import arc.func.*;
+import arc.graphics.*;
 import arc.graphics.g2d.*;
+import arc.math.*;
 import arc.scene.ui.layout.*;
 import arc.struct.*;
 import arc.util.*;
@@ -15,58 +17,96 @@
 import mindustry.world.meta.*;
 
 /**
- * a weapon that shoots different things depending on things in a unit
+ * A weapon that shoots different things depending on things in a unit
+ * <p>
+ * There is a better way to do this i'm sure, but there's just one weapon like this in the entire mod, so i won't bother
+ * @author Liz
  */
-public class FilterWeapon extends Weapon{
-    /**
-     * separate from bulletFilter for stats
-     */
-    public BulletType[] bullets = new BulletType[]{Bullets.placeholder};
-    public Func<Unit, BulletType> bulletFilter = unit -> bullets[0];
-    // TODO i don't know how to make those icons work, and i have no clue as to why it is casting a string to BulletType
-    public TextureRegion[] iconRegions;
-    public String[] icons = new String[]{""};
-
-    @Override
-    public void addStats(UnitType u, Table t){
-        if(inaccuracy > 0){
-            t.row();
-            t.add("[lightgray]" + Stat.inaccuracy.localized() + ": [white]" + (int)inaccuracy + " " + StatUnit.degrees.localized());
-        }
-        if(!alwaysContinuous && reload > 0){
-            t.row();
-            t.add("[lightgray]" + Stat.reload.localized() + ": " + (mirror ? "2x " : "") + "[white]" + Strings.autoFixed(60f / reload * shoot.shots, 2) + " " + StatUnit.perSecond.localized());
-        }
-
-        t.row();
-        t.table(Styles.grayPanel, weapon -> {
-            for(int i = 0; i < bullets.length; i++){
-                int finalI = i;
-                weapon.table(Tex.underline, b -> {
-                    b.left();
-                    if(iconRegions[finalI].found()) b.image(iconRegions[finalI]).padRight(10).center();
-                    StatValues.ammo(ObjectMap.of(u, bullets[finalI])).display(b.add(new Table()).get());
-                }).growX().row();
-            }
-        }).margin(10f);
-    }
-
-    @Override
-    public void load(){
-        super.load();
-        iconRegions = new TextureRegion[bullets.length];
-        for(int i = 0; i < iconRegions.length; i++){
-            if(i < icons.length){
-                iconRegions[i] = Core.atlas.find(icons[i]);
-            }else{
-                iconRegions[i] = Core.atlas.find("error");
-            }
-        }
-    }
-
-    @Override
-    protected void shoot(Unit unit, WeaponMount mount, float shootX, float shootY, float rotation){
-        bullet = bulletFilter.get(unit);
-        super.shoot(unit, mount, shootX, shootY, rotation);
-    }
+public class FilterWeapon extends Weapon {
+	/**
+	 * separate from bulletFilter for stats
+	 */
+	public BulletType[] bullets = new BulletType[]{Bullets.placeholder};
+	public Func<Unit, BulletType> bulletFilter = unit -> bullets[0];
+
+	public Func<Unit, Color> tint = unit -> Color.white;
+
+	public String[] icons = new String[]{""};
+
+	public TextureRegion liquidRegion;
+	public TextureRegion[] iconRegions;
+
+	@Override
+	public void addStats(UnitType u, Table t) {
+		if (inaccuracy > 0) {
+			t.row();
+			t.add("[lightgray]" + Stat.inaccuracy.localized() + ": [white]" + (int) inaccuracy + " " + StatUnit.degrees.localized());
+		}
+		if (!alwaysContinuous && reload > 0) {
+			t.row();
+			t.add("[lightgray]" + Stat.reload.localized() + ": " + (mirror ? "2x " : "") + "[white]" + Strings.autoFixed(60f / reload * shoot.shots, 2) + " " + StatUnit.perSecond.localized());
+		}
+
+		t.row();
+		t.table(Styles.grayPanel, weapon -> {
+			for (int i = 0; i < bullets.length; i++) {
+				int finalI = i;
+				weapon.table(Tex.underline, b -> {
+					b.left();
+					if (iconRegions[finalI].found()) b.image(iconRegions[finalI]).padRight(10).center();
+					StatValues.ammo(ObjectMap.of(u, bullets[finalI])).display(b.add(new Table()).get());
+				}).growX().row();
+			}
+		}).margin(10f);
+	}
+
+  @Override
+  public void draw(Unit unit, WeaponMount mount) {
+		super.draw(unit, mount);
+	  float z = Draw.z();
+	  Draw.z(z + layerOffset);
+
+	  float
+		  rotation = unit.rotation - 90,
+		  realRecoil = Mathf.pow(mount.recoil, recoilPow) * recoil,
+		  weaponRotation  = rotation + (rotate ? mount.rotation : baseRotation),
+		  wx = unit.x + Angles.trnsx(rotation, x, y) + Angles.trnsx(weaponRotation, 0, -realRecoil),
+		  wy = unit.y + Angles.trnsy(rotation, x, y) + Angles.trnsy(weaponRotation, 0, -realRecoil);
+
+		if (liquidRegion.found()) {
+			Draw.color(tint.get(unit));
+			Draw.rect(liquidRegion, wx, wy, weaponRotation);
+		}
+		Draw.z(z);
+  }
+
+	@Override
+	public void init() {
+		super.init();
+
+		for (BulletType bullet : bullets) bullet.init();
+	}
+
+	@Override
+	public void load() {
+		super.load();
+		for (BulletType bullet : bullets) bullet.load();
+
+		liquidRegion = Core.atlas.find(name + "-liquid");
+
+		iconRegions = new TextureRegion[bullets.length];
+		for (int i = 0; i < iconRegions.length; i++) {
+			if (i < icons.length) {
+				iconRegions[i] = Core.atlas.find(icons[i]);
+			} else {
+				iconRegions[i] = Core.atlas.find("error");
+			}
+		}
+	}
+
+	@Override
+	protected void shoot(Unit unit, WeaponMount mount, float shootX, float shootY, float rotation) {
+		bullet = bulletFilter.get(unit);
+		super.shoot(unit, mount, shootX, shootY, rotation);
+	}
 }