Revenant

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

@@ -1,9 +1,24 @@
 package mindustry.entities.comp;
 
+import arc.math.*;
 import mindustry.annotations.Annotations.*;
+import mindustry.gen.*;
 import mindustry.graphics.*;
+import mindustry.type.*;
 
 @Component
-abstract class TrailComp{
+abstract class TrailComp implements Unitc{
+    @Import UnitType type;
+    @Import float x, y, rotation;
+
     transient Trail trail = new Trail();
+
+    @Override
+    public void update(){
+        float scale = elevation();
+        float offset = type.engineOffset/2f + type.engineOffset/2f*scale;
+
+        float cx = x + Angles.trnsx(rotation + 180, offset), cy = y + Angles.trnsy(rotation + 180, offset);
+        trail.update(cx, cy);
+    }
 }