Misc.cs

using Microsoft.Xna.Framework;
using System;

namespace ProjektPO
{
    enum FaceDirection
    {
        Left = -1,
        Right = 1,
    }
    enum TileCollision
    {
        Passable = 0,
        Impassable = 1,
        Platform = 2,
    }
    public static class RectangleHelp
    {
        public static Vector2 GetIntersectionDepth(this Rectangle rectA, Rectangle rectB)
        {
            float halfWidthA = rectA.Width / 2.0f;
            float halfHeightA = rectA.Height / 2.0f;
            float halfWidthB = rectB.Width / 2.0f;
            float halfHeightB = rectB.Height / 2.0f;
            Vector2 centerA = new Vector2(rectA.Left + halfWidthA, rectA.Top + halfHeightA);
            Vector2 centerB = new Vector2(rectB.Left + halfWidthB, rectB.Top + halfHeightB);
            float distanceX = centerA.X - centerB.X;
            float distanceY = centerA.Y - centerB.Y;
            float minDistanceX = halfWidthA + halfWidthB;
            float minDistanceY = halfHeightA + halfHeightB;
            if (Math.Abs(distanceX) >= minDistanceX || Math.Abs(distanceY) >= minDistanceY)
            {
                return Vector2.Zero;
            }
            float depthX = distanceX > 0 ? minDistanceX - distanceX : -minDistanceX - distanceX;
            float depthY = distanceY > 0 ? minDistanceY - distanceY : -minDistanceY - distanceY;
            return new Vector2(depthX, depthY);
        }
        public static Vector2 GetBottomCenter(this Rectangle rect)
        {
            return new Vector2(rect.X + rect.Width / 2.0f, rect.Bottom);
        }
    }
}