using UnityEngine;
using System;
using System.Collections.Generic;

// You call it like this : WaveExploPostProcessing.Get().StartIt(myVector2Position);

public class WaveExploPostProcessing : MonoBehaviour {
	public Material mat;
	public WaveExploPostProcessing() {
		mat=new Material(Shader.Find("Custom/WaveExplo"));
	}
	protected float _radius;
	public float radius {
		get { return _radius; }
		set { 
			_radius=value;
			mat.SetFloat("_Radius",_radius);
		}
	}
	public void StartIt(Vector2 center) {
		mat.SetFloat("_CenterX",(center.x+Futile.screen.halfWidth)/Futile.screen.width);
		mat.SetFloat("_CenterY",(center.y+Futile.screen.halfHeight)/Futile.screen.height);
		radius=0f;

		GoTweenConfig config=new GoTweenConfig().floatProp("radius",1.34f);
		//config.easeType=GoEaseType.ExpoOut;
		config.onComplete(HandleComplete);
		Go.to(this,0.6f,config);
	}
	protected void HandleComplete(AbstractGoTween tween) {
		Destroy(this);
	}
	static WaveExploPostProcessing _postProcessing;
	static public WaveExploPostProcessing Get() {
		WaveExploPostProcessing postProcessing=Futile.instance.camera.gameObject.AddComponent<WaveExploPostProcessing>(); 
		return postProcessing;
	}
	void OnRenderImage(RenderTexture src, RenderTexture dest) {
		Graphics.Blit(src, dest, mat);
	}
}