public void Notify(GameTime gameTime)
{
if (_ballYPosition >= 0)
return;
Calculate(gameTime.SecondsElapsedSince(_startTime));
}
public void Notify(GameTime gameTime)
{
var deltaT = gameTime.SecondsElapsedSince(_startTime);
if (_cannonballPosition.Y >= 0)
return;
_cannonballPosition.X = _initialCannonballPosition.X + _initialHorizontalVelocity * deltaT;
_cannonballPosition.Y = _initialCannonballPosition.Y + _initialVerticalVelocity * deltaT + 0.5 * G * Math.Pow(deltaT, 2);
}
public void Notify(GameTime gameTime)
{
var deltaT = gameTime.SecondsElapsedSince(_startTime);
var velocity = CalculateVelocity(deltaT);
if (_discXPosition > 295 || velocity <= 0)
return;
Calculate(deltaT);
}
public void Notify(GameTime gameTime)
{
if (_ballYPosition > -0.0001 && _ballYPosition < 0.0001)
{
_ballYPosition = 0;
return;
}
//todo : p81 : modify SpringODE to include gravity
_spring.UpdatePositionAndVelocity(gameTime.SecondsElapsedSince(_startTime));
_ballYPosition = _spring.GetX();
}
public void Notify(GameTime gameTime)
{
GameCanvas.Source = _experiment.Draw();
}