public bool CheckNeighbors()
{
int isPopulated = 0;
int isValid = 0;
Vector3 cubePosition = HexMath.AxialToCube(HexMath.PixelToHex(transform.position));
RaycastHit hit;
int direction;
for (int i = 0; i < 6; i++)
{
if (Physics.Raycast(HexMath.HexToPixel(HexMath.CubeToAxial(cubePosition + HexMath.direction[i])) + Vector3.forward, Vector3.back, out hit))
{
Hex hex = hit.collider.GetComponent <Hex>();
if (hex != null)
{
isPopulated++;
direction = i + 3;
if (direction > 5)
{
direction -= 6;
}
if (hex.CheckValidity(direction, fieldType[i]))
{
isValid++;
}
}
}
}
return((isPopulated != 0) && (isPopulated == isValid));
}
// Update is called once per frame
void Update()
{
if (pointer != null)
{
Vector3 position = Camera.main.ScreenToWorldPoint(Input.mousePosition);
position = HexMath.HexToPixel(HexMath.PixelToHex(position));
pointer.transform.position = position;
if (Input.GetMouseButtonDown(0) && pointer.CheckNeighbors())
{
pointer.EndDrag();
pointer = null;
pointer = InstantiateHex();
pointer.BeginDrag();
}
}
}