Pong/Scripts/Data/GameArea.cs

namespace Pong.Scripts.Data;

public record GameArea
{
	/// <summary>
	/// the X coordinate of the GameArea wrapped in a struct that makes operating on it easier. this is divided
	/// by 2 in the constructor to represent both sides of the screen by either negative or positive of the number.
	/// </summary>
	public GameCoordinate X { get; }

	/// <summary>
	/// the Y coordinate of the GameArea wrapped in a struct that makes operating on it easier. this is divided
	/// by 2 in the constructor to represent both sides of the screen by either negative or positive of the number.
	/// </summary>
	public GameCoordinate Y { get; }

	public Vector2 NormalizePosition(Vector2 globalPosition)
	{
		var normalizedX = Mathf.InverseLerp(-X.ByWallSizeExtents, X.ByWallSizeExtents, globalPosition.X);
		var normalizedY = Mathf.InverseLerp(-Y.ByWallSizeExtents, Y.ByWallSizeExtents, globalPosition.Y);
		return new Vector2(normalizedX, normalizedY);
	}


	public Vector2 GlobalizePosition(Vector2 normalizedPosition)
	{
		var globalizedX = Mathf.Lerp(-X.ByWallSizeExtents, X.ByWallSizeExtents, normalizedPosition.X);
		var globalizedY = Mathf.Lerp(-Y.ByWallSizeExtents, Y.ByWallSizeExtents, normalizedPosition.Y);
		return new Vector2(globalizedX, globalizedY);
	}

	public GameArea(Vector2 area)
	{
		X = new GameCoordinate(area.X / 2);
		Y = new GameCoordinate(area.Y / 2);
	}
}