/// <summary>
///
/// </summary>
/// <param name="deg"> 弧度</param>
/// <returns></returns>
public LVector2 Rotate(LFloat deg)
{
var rad = LMath.Deg2Rad * deg;
LFloat cos, sin;
LMath.SinCos(out cos, out sin, rad);
return(new LVector2(x * cos - y * sin, x * sin + y * cos));
}
public LVector3 RotateY(LFloat degree)
{
LFloat s;
LFloat c;
LMath.SinCos(out s, out c, new LFloat(true, degree._val * 31416L / 1800000L));
LVector3 vInt;
vInt._x = (int)(((long)this._x * s._val + (long)this._z * c._val) / LFloat.Precision);
vInt._z = (int)(((long)this._x * -c._val + (long)this._z * s._val) / LFloat.Precision);
vInt._y = 0;
return(vInt.normalized);
}
