private void resetStar()
{
CCPoint position = _grid[_gridIndex];
_gridIndex++;
if (_gridIndex == _grid.Count())
{
_gridIndex = 0;
}
_star.Position = position;
_star.Visible = true;
_star.ResetSystem(); // ->resetSystem();
}
public void killPlayer()
{
CCSimpleAudioEngine.SharedEngine.StopBackgroundMusic();
CCSimpleAudioEngine.SharedEngine.StopAllEffects();
CCSimpleAudioEngine.SharedEngine.PlayEffect("music/shipBoom");
_boom.Position = _rocket.Position;
_boom.ResetSystem();
_rocket.Visible = false;
_jet.StopSystem(); // ->stopSystem();
_lineContainer._lineType = lineTypes.LINE_NONE;
_running = false;
_state = gamestates.kGameOver;
_gameOver.Visible = true;
_pauseBtn.Visible = false;
}
public override void Update(float dt)
{
base.Update(dt);
if (!_running)
{
return;
}
if (_lineContainer._lineType != lineTypes.LINE_NONE)
{
_lineContainer._tip = _rocket.Position;
}
//track collision with sides
if (_rocket.collidedWithSides())
{
_lineContainer._lineType = lineTypes.LINE_NONE;
}
_rocket.Update(dt);
//update jet particle so it follow rocket
if (!_jet.IsActive)
{
_jet.ResetSystem();
}
_jet.RotationX = _rocket.RotationX;
_jet.RotationY = _rocket.RotationY;
_jet.Position = _rocket.Position;
//_jet->setRotation(_rocket->getRotation());
//_jet->setPosition(_rocket->getPosition());
//update timers
_cometTimer += dt;
float newY;
if (_cometTimer > _cometInterval)
{
_cometTimer = 0;
if (_comet.Visible == false)
{
_comet.PositionX = 0;
newY = CCRandom.Float_0_1() / (RAND_MAX / _screenSize.Height * 0.6f) + _screenSize.Height * 0.2f;
if (newY > _screenSize.Height * 0.9f)
{
newY = _screenSize.Height * 0.9f;
}
_comet.PositionY = newY;
_comet.Visible = true;
_comet.ResetSystem();
}
}
if (_comet.Visible)
{
//collision with comet
if ((float)Math.Pow(_comet.PositionX - _rocket.PositionX, 2) +
(float)Math.Pow(_comet.PositionY - _rocket.PositionY, 2) <= (float)Math.Pow(_rocket._radius, 2))
{
if (_rocket.Visible)
{
killPlayer();
}
}
_comet.PositionX = _comet.PositionX + 50 * dt;
if (_comet.PositionX > _screenSize.Width * 1.5f)
{
_comet.StopSystem();
_comet.Visible = false;
}
}
_lineContainer.Update(dt);
_rocket.Opacity = (byte)(_lineContainer._energy * 255);
//collision with planets
int count = _planets.Count;
GameSprite planet;
for (int i = 0; i < count; i++)
{
planet = _planets[i];
if ((float)Math.Pow(planet.PositionX - _rocket.PositionX, 2)
+ (float)Math.Pow(planet.PositionY - _rocket.PositionY, 2) <=
(float)Math.Pow(_rocket._radius * 0.8f + planet._radius * 0.65f, 2))
{
if (_rocket.Visible)
{
killPlayer();
}
break;
}
}
//collision with star
if ((float)Math.Pow(_star.PositionX - _rocket.PositionX, 2)
+ (float)Math.Pow(_star.PositionY - _rocket.PositionY, 2) <=
(float)Math.Pow(_rocket._radius * 1.2f, 2))
{
_pickup.Position = _star.Position;
_pickup.ResetSystem();
if (_lineContainer._energy + 0.25f < 1)
{
_lineContainer._energy = _lineContainer._energy + 0.25f;
}
else
{
_lineContainer._energy = 1.0f;
}
_rocket._speed = _rocket._speed + 2;
_lineContainer.setEnergyDecrement(0.001f);
CCSimpleAudioEngine.SharedEngine.PlayEffect("pickup");
resetStar();
int points = 100 - (int)_timeBetweenPickups;
if (points < 0)
{
points = 0;
}
_score += points;
_scoreDisplay.Text = String.Format("{0}", _score);
_timeBetweenPickups = 0;
}
_timeBetweenPickups += dt;
if (_lineContainer._energy == 0)
{
if (_rocket.Visible)
{
killPlayer();
}
}
}