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

public static class MathfX
{
	public static Vector3 RotateVector(Vector3 v, float angle)
	{
		return Quaternion.AngleAxis(angle, Vector3.back) * v;
	}

	public static Vector2 Intersect2DCenter(Bounds bounds1, Bounds bounds2)
	{
		float magnitude = bounds1.size.magnitude;
		float magnitude2 = bounds2.size.magnitude;
		Vector2 a = bounds2.center - bounds1.center;
		Vector2 a2 = a * magnitude / (magnitude + magnitude2);
		return a2 + (Vector2)bounds1.center;
	}

	public static Vector2[] Intersect2DCenterMCM(Bounds player, Collider2D other)
	{
		float num = 0.1f;
		Bounds bounds = player;
		List<Vector2> list = new List<Vector2>();
		float x = bounds.min.x;
		float x2 = bounds.max.x;
		float y = bounds.min.y;
		float y2 = bounds.max.y;
		for (float num2 = x; num2 < x2; num2 += num)
		{
			for (float num3 = y; num3 < y2; num3 += num)
			{
				Vector2 vector = new Vector2(num2, num3);
				if (other.OverlapPoint(vector))
				{
					list.Add(vector);
				}
			}
		}
		if (list.Count != 0)
		{
			return list.ToArray();
		}
		return new Vector2[]
		{
			MathfX.Intersect2DCenter(player, other.bounds)
		};
	}

	public static bool isInRange(float x, float rangeMin, float rangeMax)
	{
		return x > rangeMin && x < rangeMax;
	}

	public static bool isInMiddleRange(float x, float middle, float diameter)
	{
		diameter = Mathf.Abs(diameter);
		return MathfX.isInRange(x, middle - diameter / 2f, middle + diameter / 2f);
	}

	public static GameObject NearestObjOnXAxis(GameObject aim, ICollection<GameObject> objects)
	{
		float num = float.MaxValue;
		GameObject result = null;
		foreach (GameObject gameObject in objects)
		{
			float num2 = Mathf.Abs(aim.transform.position.x - gameObject.transform.position.x);
			if (num2 < num)
			{
				num = num2;
				result = gameObject;
			}
		}
		return result;
	}

	public static float PosToHeight(Vector3 pos)
	{
		return pos.y * 1.957f;
	}

	public static float HeightToPos(float height)
	{
		return 0.511f * height;
	}
}