public static IntVector2 operator +(IntVector2 left, Direction right)
{
int x, y;
DirectionExtensions.DirectionToComponents(right, out x, out y);
return(new IntVector2(left.X + x, left.Y + y));
}
public static IntVector3 operator +(IntVector3 left, Direction right)
{
int x, y, z;
DirectionExtensions.DirectionToComponents(right, out x, out y, out z);
return(new IntVector3(left.X + x, left.Y + y, left.Z + z));
}
public static IntVector2 ToIntVector2(this Direction dir)
{
Debug.Assert(dir.IsValid());
int x, y;
DirectionExtensions.DirectionToComponents(dir, out x, out y);
return(new IntVector2(x, y));
}
public DoubleVector3(Direction dir)
{
int x, y, z;
DirectionExtensions.DirectionToComponents(dir, out x, out y, out z);
m_x = x;
m_y = y;
m_z = z;
}
public Direction ToDirection()
{
DoubleVector3 v = Normalize();
int x = MyMath.Round(v.X);
int y = MyMath.Round(v.Y);
int z = MyMath.Round(v.Z);
return(DirectionExtensions.ComponentsToDirection(x, y, z));
}
/// <summary>
/// Rotate dir in 45 degree steps
/// </summary>
/// <param name="rotate">Rotation units, in 45 degree steps</param>
public static Direction RotateDir(Direction dir, int rotate)
{
int x, y;
DirectionExtensions.DirectionToComponents(dir, out x, out y);
IntVector2 v = new IntVector2(x, y);
v = v.FastRotate(rotate);
return(v.ToDirection());
}
public Direction ToDirection()
{
IntVector2 v = Normalize();
return(DirectionExtensions.ComponentsToDirection(v.X, v.Y));
}