Load Sprite Dynamically from URL using C#

UnityC#SpriteURL

// yay! using statements!
using UnityEngine;
using System.Collections;

// this is pish posh class stuff!
public class SpriteChangeExample : MonoBehaviour {

  // we create a variable to store our sprite renderer for easy referencing and set to empty/null.
	private SpriteRenderer thisSprite = null;
	// we now create a variable for our polygon collider so our sprite has a neat new 2dcollider that fits comfortably!
	private PolygonCollider2D poly = null;
	// this is our url we reference and it should point to where the sprite is stored on the web!
	private string url = "http://grimmstudios.net/KeyCatch/Player.png";

	void Start(){
		// lets get our sprite renderer to load the new sprite into!
		thisSprite = this.GetComponent<SpriteRenderer>();
		// load dynamic sprite using coroutine and www.
		StartCoroutine(LoadTexture());
	}

	void Update(){
		
	}

	IEnumerator LoadTexture() {
	  // our www using our specified url variable.
		WWW www = new WWW(url);
		// lets wait for our www!
		yield return www;
		// after our www call for the new url sprite we now create a new sprite using the url sprite/texture and the vector2
		// is the part where we set the center of the sprite.
		Sprite sprite =  Sprite.Create(www.texture,new Rect(0,0,www.texture.width,www.texture.height),new Vector2(0.5f,0.5f));
		// set the new sprite to our sprite renderer!
		thisSprite.sprite = sprite;
		// add our polygon collider now to our new sprite/gameobject for much more snugg collision!
		poly = this.gameObject.AddComponent<PolygonCollider2D>();
	}
}