CrowdControl/Assets/Top Down/Standard Assets/Image Effects (Pro Only)/TwirlEffect.cs

using UnityEngine;

[ExecuteInEditMode]
[AddComponentMenu("Image Effects/Twirl")]
public class TwirlEffect : ImageEffectBase {
	public Vector2  radius = new Vector2(0.3F,0.3F);
	public float    angle = 50;
	public Vector2  center = new Vector2 (0.5F, 0.5F);

	// Called by camera to apply image effect
	void OnRenderImage (RenderTexture source, RenderTexture destination) {
		ImageEffects.RenderDistortion (material, source, destination, angle, center, radius);
	}
}