Added lightning bolt looking energy transfer effects.

Assets/src/LightningBolt.cs

@@ -0,0 +1,63 @@
+/*
+	This script is placed in public domain. The author takes no responsibility for any possible harm.
+	Contributed by Jonathan Czeck
+*/
+using UnityEngine;
+using System.Collections;
+
+public class LightningBolt : MonoBehaviour
+{
+	public Transform target;
+	public int zigs = 100;
+	public float speed = 1f;
+	public float scale = 1f;
+	public Light startLight;
+	public Light endLight;
+
+	Perlin noise;
+	float oneOverZigs;
+
+	private Particle[] particles;
+
+	void Start()
+	{
+		oneOverZigs = 1f / (float)zigs;
+		particleEmitter.emit = false;
+
+		particleEmitter.Emit(zigs);
+		particles = particleEmitter.particles;
+	}
+
+	void Update ()
+	{
+		if (noise == null)
+			noise = new Perlin();
+
+		float timex = Time.time * speed * 0.1365143f;
+		float timey = Time.time * speed * 1.21688f;
+		float timez = Time.time * speed * 2.5564f;
+
+		for (int i=0; i < particles.Length; i++)
+		{
+			Vector3 position = Vector3.Lerp(transform.position, target.position, oneOverZigs * (float)i);
+			Vector3 offset = new Vector3(noise.Noise(timex + position.x, timex + position.y, timex + position.z),
+										noise.Noise(timey + position.x, timey + position.y, timey + position.z),
+										noise.Noise(timez + position.x, timez + position.y, timez + position.z));
+			position += (offset * scale * ((float)i * oneOverZigs));
+
+			particles[i].position = position;
+			particles[i].color = Color.white;
+			particles[i].energy = 1f;
+		}
+
+		particleEmitter.particles = particles;
+
+		if (particleEmitter.particleCount >= 2)
+		{
+			if (startLight)
+				startLight.transform.position = particles[0].position;
+			if (endLight)
+				endLight.transform.position = particles[particles.Length - 1].position;
+		}
+	}	
+}