using UnityEngine;

[AddComponentMenu("Modifiers/Warps/Spherify")]
public class MegaSpherifyWarp : MegaWarp
{
	public float percent;

	public float FallOff;

	private float per;

	private float xsize;

	private float ysize;

	private float zsize;

	private float size;

	public override string WarpName()
	{
		return "Spherify";
	}

	public override string GetHelpURL()
	{
		return "?page_id=322";
	}

	public override Vector3 Map(int i, Vector3 p)
	{
		p = tm.MultiplyPoint3x4(p);
		Vector3 a = p;
		float magnitude = p.magnitude;
		float t = Mathf.Exp((0f - totaldecay) * Mathf.Abs(magnitude));
		float num = magnitude;
		float num2 = size / num;
		float num3 = Mathf.Exp((0f - FallOff) * Mathf.Abs(num));
		p.x += Mathf.Sign(p.x) * ((Mathf.Abs(p.x * num2) - Mathf.Abs(p.x)) * per) * num3;
		p.y += Mathf.Sign(p.y) * ((Mathf.Abs(p.y * num2) - Mathf.Abs(p.y)) * per) * num3;
		p.z += Mathf.Sign(p.z) * ((Mathf.Abs(p.z * num2) - Mathf.Abs(p.z)) * per) * num3;
		p = Vector3.Lerp(a, p, t);
		return invtm.MultiplyPoint3x4(p);
	}

	private void Update()
	{
		Prepare(Decay);
	}

	public override bool Prepare(float decay)
	{
		tm = base.transform.worldToLocalMatrix;
		invtm = tm.inverse;
		totaldecay = Decay + decay;
		if (totaldecay < 0f)
		{
			totaldecay = 0f;
		}
		xsize = Width;
		ysize = Height;
		zsize = Length;
		size = ((!(xsize > ysize)) ? ysize : xsize);
		size = ((!(zsize > size)) ? size : zsize);
		size /= 2f;
		per = percent / 100f;
		return true;
	}
}