public static float DistanceBetween(CellIndex cell1, CellIndex cell2)
{
float a = cell1.X - cell2.X;
float b = cell1.Y - cell2.Y;
return((float)Math.Sqrt(a * a + b * b));
}
public async ValueTask PillEaten(CellIndex point)
{
await _ghostHouseDoor.PillEaten();
await IncreaseScoreBy(10);
_levelStats.PillEaten(point);
}
public static Tile FromIndex(CellIndex index)
{
var tile = new Tile();
tile.UpdateWithSpritePos(new Vector2(index.X * 8, index.Y * 8));
return(tile);
}
public async ValueTask PowerPillEaten(CellIndex point)
{
FrightSession = new GhostFrightSession(_levelStats.GetLevelProps());
await _ghostHouseDoor.PillEaten();
await IncreaseScoreBy(50);
_levelStats.PillEaten(point);
}
public void PillEaten(CellIndex cellPosition)
{
FruitSession.PillEaten();
--PillsRemaining;
int index = cellPosition.Y * 29 + cellPosition.X;
_currentMap[index] = '+';
}
public void UpdateWithSpritePos(Vector2 spritePos)
{
SpritePos = spritePos;
Index = CellIndex.FromSpritePos(spritePos);
TopLeft = new Vector2(Index.X * 8, Index.Y * 8);
CenterPos = TopLeft + Vector2s.Four;
_isInCenter = CenterPos == spritePos.Round();
handleWrapping();
}
public async ValueTask Update(CanvasTimingInformation timing)
{
if (_currentPlayerStats == null)
{
throw new InvalidOperationException("no current player stats");
}
if (_lifeStatus == LifeStatus.BeingDigested)
{
return;
}
if (_lifeStatus == LifeStatus.Dying || _lifeStatus == LifeStatus.Dead)
{
handleDying();
return;
}
updateAnimation(timing);
if (_tile.IsNearCenter(2))
{
recordInput(timing);
recenterInLane();
handleDirection();
}
if (_tile.IsNearCenter(1.5))
{
await handleWhatIsUnderCell();
var can = _maze.CanContinueInDirection(_direction, _tile);
_speed = can ? Constants.PacManBaseSpeed : 0;
}
float speed = _speed;
var levelProps = _currentPlayerStats.LevelStats.GetLevelProps();
var inPillCell = _tile.Index == _pillEatenAt;
var pcToUse = inPillCell ? levelProps.PacManDotsSpeedPc : levelProps.PacManSpeedPc;
if (_currentPlayerStats.IsInFrightSession)
{
pcToUse = inPillCell ? levelProps.FrightPacManDotSpeedPc : levelProps.FrightPacManSpeedPc;
}
if (!inPillCell)
{
_pillEatenAt = CellIndex.Zero;
}
speed = speed * (pcToUse / 100);
var offset = DirectionToIndexLookup.IndexVectorFor(_direction) * speed;
Position = Position + offset;
}
public static Vector2 ToVector2(this CellIndex cellIndex) => new Vector2(cellIndex.X, cellIndex.Y);
// special intersections have an extra restriction // ghosts can not choose to turn upwards from these tiles. public static bool IsSpecialIntersection(CellIndex cell) => cell == _specialIntersections[0] || cell == _specialIntersections[1] || cell == _specialIntersections[2] || cell == _specialIntersections[3];
public async ValueTask PowerPillEaten(CellIndex point)
{
await _playerStats[_currentPlayerIndex].PowerPillEaten(point);
updateHighScore();
}
public char GetCellContent(CellIndex point) => _currentMap[getArrayIndex(point)];
static int getArrayIndex(CellIndex point) => point.Y * 29 + point.X;