using System;

namespace VeloX.Utils;

public static class MathM
{

	/// <summary>
	///     Converts angular velocity (rad/s) to rotations per minute.
	/// </summary>
	public static float AngularVelocityToRPM( this float angularVelocity ) => angularVelocity * 9.5492965855137f;

	/// <summary>
	///     Converts rotations per minute to angular velocity (rad/s).
	/// </summary>
	public static float RPMToAngularVelocity( this float RPM ) => RPM * 0.10471975511966f;

	public static float SignedAngle( this Vector3 from, Vector3 to, Vector3 axis )
	{
		float unsignedAngle = Vector3.GetAngle( from, to );

		float cross_x = from.y * to.z - from.z * to.y;
		float cross_y = from.z * to.x - from.x * to.z;
		float cross_z = from.x * to.y - from.y * to.x;
		float sign = MathF.Sign( axis.x * cross_x + axis.y * cross_y + axis.z * cross_z );
		return unsignedAngle * sign;
	}

}