Surge crucible effects

core/src/mindustry/entities/effect/RadialEffect.java

@@ -0,0 +1,49 @@
+package mindustry.entities.effect;
+
+import arc.math.*;
+import mindustry.content.*;
+import mindustry.entities.*;
+
+/** Renders one particle effect repeatedly at specified angle intervals. */
+public class RadialEffect extends Effect{
+    public Effect effect = Fx.none;
+    public float rotationSpacing = 90f, rotationOffset = 0f;
+    public float lengthOffset = 0f;
+    public int amount = 4;
+
+    public RadialEffect(){
+        clip = 100f;
+    }
+
+    public RadialEffect(Effect effect, int amount, float spacing, float lengthOffset){
+        this();
+        this.amount = amount;
+        this.effect = effect;
+        this.rotationSpacing = spacing;
+        this.lengthOffset = lengthOffset;
+    }
+
+    @Override
+    public void init(){
+        effect.init();
+        clip = Math.max(clip, effect.clip);
+        lifetime = effect.lifetime;
+    }
+
+    @Override
+    public void render(EffectContainer e){
+        float x = e.x, y = e.y;
+
+        e.rotation += rotationOffset;
+
+        for(int i = 0; i < amount; i++){
+            e.x = x + Angles.trnsx(e.rotation, lengthOffset);
+            e.y = y + Angles.trnsy(e.rotation, lengthOffset);
+            effect.render(e);
+            e.rotation += rotationSpacing;
+            e.id ++;
+        }
+
+        clip = Math.max(clip, effect.clip);
+    }
+}