public static HexCoordinates PixelToHex(this HexPoint point, float size)
{
var x = Sqrt3 / 3 * point.x / size - 1f / 3 * point.z / size;
var z = 2f / 3 * point.z / size;
var y = -x - z;
var fHex = new FractionalHex(x, z, y);
return(fHex.HexRound());
}
public static HexCoordinates HexRound(this FractionalHex fhex)
{
var x = Mathf.RoundToInt(fhex.x);
var y = Mathf.RoundToInt(fhex.y);
var z = Mathf.RoundToInt(fhex.z);
var difX = Mathf.Abs(fhex.x - x);
var difY = Mathf.Abs(fhex.y - y);
var difZ = Mathf.Abs(fhex.z - z);
if (difX > difY && difX > difZ)
{
x = -y - z;
}
else if (difZ > difY)
{
z = -x - y;
}
return(new HexCoordinates(x, z));
}
