[TASK] Spawn collectable ducks on the map when in range

Assets/MagicArsenal/Effects/Scripts/MagicLightFlicker.cs

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+using UnityEngine;
+using System.Collections;
+
+public class MagicLightFlicker : MonoBehaviour
+{
+// Properties
+public string waveFunction = "sin"; // possible values: sin, tri(angle), sqr(square), saw(tooth), inv(verted sawtooth), noise (random)
+public float startValue = 0.0f; // start
+public float amplitude = 1.0f; // amplitude of the wave
+public float phase = 0.0f; // start point inside on wave cycle
+public float frequency = 0.5f; // cycle frequency per second
+ 
+// Keep a copy of the original color
+private Color originalColor;
+ 
+// Store the original color
+void Start (){
+    originalColor = GetComponent<Light>().color;
+}
+ 
+void Update (){
+    Light light = GetComponent<Light>();
+    light.color = originalColor * (EvalWave());
+}
+ 
+float EvalWave (){
+    float x = (Time.time + phase)*frequency;
+    float y;
+ 
+    x = x - Mathf.Floor(x); // normalized value (0..1)
+ 
+    if (waveFunction=="sin") {
+        y = Mathf.Sin(x*2*Mathf.PI);
+    }
+    else if (waveFunction=="tri") {
+        if (x < 0.5f)
+            y = 4.0f * x - 1.0f;
+        else
+            y = -4.0f * x + 3.0f;  
+    }    
+    else if (waveFunction=="sqr") {
+        if (x < 0.5f)
+            y = 1.0f;
+        else
+            y = -1.0f;  
+    }    
+    else if (waveFunction=="saw") {
+        y = x;
+    }    
+    else if (waveFunction=="inv") {
+        y = 1.0f - x;
+    }    
+    else if (waveFunction=="noise") {
+        y = 1 - (Random.value*2);
+    }
+    else {
+        y = 1.0f;
+    }        
+    return (y*amplitude)+startValue;     
+}
+}