public static void Init()
{
if (initialized)
{
return;
}
initialized = true;
FastCoord.Init();
for (int speed = 0; speed <= Constants.MAX_SHIP_SPEED; speed++)
{
for (int orientation = 0; orientation < 6; orientation++)
{
for (int x = 0; x < Constants.MAP_WIDTH; x++)
{
for (int y = 0; y < Constants.MAP_HEIGHT; y++)
{
foreach (var moveCommand in ShipMoveCommands.all)
{
var shipPosition = new ShipPosition(new Coord(x, y), orientation, speed);
var nextPositions = shipPosition.Apply(moveCommand);
if (nextPositions.Count != 2)
{
throw new InvalidOperationException("nextPositions.Count != 2");
}
var fastShipPosition = Create(shipPosition);
var moved = 0u;
for (int phase = 0; phase < nextPositions.Count; phase++)
{
moved = unchecked ((moved << 16) | (uint)Create(nextPositions[phase]));
}
moves[fastShipPosition | ((int)moveCommand << positionBits)] = moved;
}
}
}
}
}
}
public static int Create(ShipPosition position)
{
return(Create(position.coord.x, position.coord.y, position.orientation, position.speed));
}