using UnityEngine;

[AddComponentMenu("Modifiers/Warps/Bind")]
public class MegaWarpBind : MegaModifier
{
	public GameObject SourceWarpObj;

	private GameObject current;

	public float decay;

	private MegaWarp warp;

	public override string ModName()
	{
		return "WarpBind";
	}

	public override string GetHelpURL()
	{
		return "?page_id=576";
	}

	[ContextMenu("Add To Siblings")]
	public void AddSiblings()
	{
		Transform parent = base.transform.parent;
		MegaModifyObject component = GetComponent<MegaModifyObject>();
		for (int i = 0; i < parent.childCount; i++)
		{
			Transform child = parent.GetChild(i);
			MegaWarpBind component2 = child.gameObject.GetComponent<MegaWarpBind>();
			if (!component2)
			{
				component2 = child.gameObject.AddComponent<MegaWarpBind>();
				MegaModifyObject component3 = child.gameObject.GetComponent<MegaModifyObject>();
				component3.NormalMethod = component.NormalMethod;
				component2.SetTarget(SourceWarpObj);
			}
		}
	}

	public override Vector3 Map(int i, Vector3 p)
	{
		p = tm.MultiplyPoint3x4(p);
		p = warp.Map(i, p);
		return invtm.MultiplyPoint3x4(p);
	}

	public override bool ModLateUpdate(MegaModContext mc)
	{
		return Prepare(mc);
	}

	public override bool Prepare(MegaModContext mc)
	{
		if (SourceWarpObj != current)
		{
			current = SourceWarpObj;
			warp = null;
		}
		if (SourceWarpObj != null)
		{
			if (warp == null)
			{
				warp = SourceWarpObj.GetComponent<MegaWarp>();
			}
			if (warp != null && warp.Enabled)
			{
				tm = base.transform.localToWorldMatrix;
				invtm = tm.inverse;
				return warp.Prepare(decay);
			}
		}
		return false;
	}

	public void SetTarget(GameObject go)
	{
		SourceWarpObj = go;
	}

	public override void Modify(MegaModifiers mc)
	{
		for (int i = 0; i < verts.Length; i++)
		{
			Vector3 p = tm.MultiplyPoint3x4(verts[i]);
			p = warp.Map(i, p);
			sverts[i] = invtm.MultiplyPoint3x4(p);
		}
	}

	public override void ModStart(MegaModifiers mc)
	{
		if (SourceWarpObj != null && SourceWarpObj != current)
		{
			current = SourceWarpObj;
			warp = SourceWarpObj.GetComponent<MegaWarp>();
		}
	}
}