public static CubeCoordinates Round(Vector3 cube)
{
if (Mathf.Abs(cube.x + cube.y + cube.z) > NEARZERO)
{
throw new ArgumentOutOfRangeException("x+y+z should be zero");
}
CubeCoordinates r = new CubeCoordinates();
r.x = Mathf.RoundToInt(cube.x);
r.y = Mathf.RoundToInt(cube.y);
r.z = Mathf.RoundToInt(cube.z);
var x_diff = Mathf.Abs(r.x - cube.x);
var y_diff = Mathf.Abs(r.y - cube.y);
var z_diff = Mathf.Abs(r.z - cube.z);
if (x_diff > y_diff && x_diff > z_diff)
{
r.x = -r.y - r.z;
}
else if (y_diff > z_diff)
{
r.y = -r.x - r.z;
}
else
{
r.z = -r.x - r.y;
}
return(r);
}
public AxialCoordinates(CubeCoordinates cube)
{
if (cube.x + cube.y + cube.z != 0)
{
throw new IndexOutOfRangeException("Coordinates are not part of hex grid");
}
q = cube.x;
r = cube.y;
}
