public static Vector3 ToRotation(this HexDirection3D direction)
{
if ((int)direction < 6)
{
return(new Vector3(0, 30 + (int)direction * 60, 0));
}
return(new Vector3(0, 0, 0));
}
public HexCoordinates DirectionTransform(HexDirection3D dir)
{
if (dir == HexDirection3D.DOWN)
{
return(new HexCoordinates(this.X, this.Z, this.Depth - 1));
}
if (dir == HexDirection3D.UP)
{
return(new HexCoordinates(this.X, this.Z, this.Depth + 1));
}
return(DirectionTransform((HexDirection)dir, 0));
}
public static HexDirection3D Next(this HexDirection3D direction) //clockwise
{
if ((int)direction < 6)
{
return(direction == HexDirection3D.NW ? HexDirection3D.NE : (direction + 1)); //has specific check for the final index
}
if (direction == HexDirection3D.UP)
{
return(HexDirection3D.DOWN);
}
{ return(HexDirection3D.UP); }
}
public static HexDirection3D Previous(this HexDirection3D direction) //counterclockwise
{
if ((int)direction < 6)
{
return(direction == HexDirection3D.NE ? HexDirection3D.NW : (direction - 1)); //does what youd expect
}
if (direction == HexDirection3D.UP)
{
return(HexDirection3D.DOWN);
}
{ return(HexDirection3D.UP); }
}
public static HexDirection3D Opposite(this HexDirection3D direction)
{
if ((int)direction < 3) //still works, ish
{
return(direction + 3); // 0->3, 1->4, 2->5
}
if ((int)direction < 6)
{
return(direction - 3); //etc
}
if (direction == HexDirection3D.UP)
{
return(HexDirection3D.DOWN);
}
return(HexDirection3D.UP);
}
public static HexDirection3DFlags ConvertToFlag(this HexDirection3D value)
{
return((HexDirection3DFlags)(1 << (int)value));
}
public static bool CompareToNotFlag(this HexDirection3DFlags a, HexDirection3D b)
{
return((a & b.ConvertToFlag()) == b.ConvertToFlag());
}
