public void Pause_ShouldPauseTransitionAndStartAgainWithContinueToPlay()
{
var play = CreateAudioMaterial();
var stop = CreateAudioMaterial("short");
play.Stop();
stop.Volume = 100;
var transition = new LinearTransition(play, stop);
transition.StartTransition(1);
Assert.AreEqual(50, play.Volume);
Assert.AreEqual(50, stop.Volume);
Thread.Sleep(1000);
transition.Pause();
Assert.IsTrue(play.Position.TotalSeconds > 0.5 && play.Position.TotalSeconds < 1.5);
Thread.Sleep(1000);
Assert.IsTrue(play.Position.TotalSeconds > 0.5 && play.Position.TotalSeconds < 1.5);
transition.ContinueToPlay();
Thread.Sleep(1000);
Assert.IsTrue(play.Position.TotalSeconds > 1.5 && play.Position.TotalSeconds < 2.5);
transition.DoStep();
Assert.IsTrue(transition.Finished);
Assert.AreEqual(100, play.Volume);
Assert.AreEqual(0, stop.Volume);
play.Dispose();
}
public static TransformTransition Create(AffineTransform deltaTransform, AffineTransform velocityTransform, float durationInSeconds, float deltaTime)
{
float inverseDeltaTime = 0.0f;
if (deltaTime > epsilon)
{
inverseDeltaTime = math.rcp(deltaTime);
}
var linear =
LinearTransition.Create(
deltaTransform.t, velocityTransform.t,
durationInSeconds, inverseDeltaTime);
var angular =
AngularTransition.Create(
deltaTransform.q, velocityTransform.q,
durationInSeconds, inverseDeltaTime);
return(new TransformTransition
{
linear = linear,
angular = angular
});
}
public void StartTransition_ShouldThrowExceptionIfDurationGreatherThanTrackToPlayTime()
{
var play = CreateAudioMaterial();
var stop = CreateAudioMaterial("short");
stop.Volume = 100;
var transition = new LinearTransition(play, stop);
transition.StartTransition(95);
}
public void Constructor_ShouldCreateTransitionWithOnlyTrackToStop()
{
var stop = CreateAudioMaterial("short");
var transition = new LinearTransition(null, stop);
Assert.IsNull(transition.TrackToPlay);
Assert.AreEqual(stop, transition.TrackToStop);
stop.Dispose();
}
public void Constructor_ShouldCreateTransitionWithBothTracks()
{
var play = CreateAudioMaterial();
var stop = CreateAudioMaterial("short");
var transition = new LinearTransition(play, stop);
Assert.AreSame(play, transition.TrackToPlay);
Assert.AreEqual(stop, transition.TrackToStop);
play.Dispose();
stop.Dispose();
}
public void Cancel_TransitionShouldDisposeTrackToPlay()
{
var play = CreateAudioMaterial();
var stop = CreateAudioMaterial("short");
stop.Volume = 100;
var transition = new LinearTransition(play, stop);
transition.CancelTransition();
stop.Dispose();
play.Dispose();
}
public void StartTransition_ShouldDisposeTrackToStopWhenFinished()
{
var play = CreateAudioMaterial();
var stop = CreateAudioMaterial("short");
stop.Volume = 100;
var transition = new LinearTransition(play, stop);
transition.StartTransition(1);
transition.DoStep();
play.Dispose();
stop.Dispose();
}
public void StartTransiton_ShouldDoTransitionWithOnlyTrackToStop()
{
var stop = CreateAudioMaterial("short");
stop.Volume = 100;
var transition = new LinearTransition(null, stop);
transition.StartTransition(1);
Assert.AreEqual(50, stop.Volume);
transition.DoStep();
Assert.IsTrue(transition.Finished);
Assert.AreEqual(0, stop.Volume);
}
public void StartTransition_ShouldDoTransitionWithBothTracks()
{
var play = CreateAudioMaterial();
var stop = CreateAudioMaterial("short");
stop.Volume = 100;
var transition = new LinearTransition(play, stop);
transition.StartTransition(1);
Assert.AreEqual(50, play.Volume);
Assert.AreEqual(50, stop.Volume);
transition.DoStep();
Assert.IsTrue(transition.Finished);
Assert.AreEqual(100, play.Volume);
Assert.AreEqual(0, stop.Volume);
play.Dispose();
}
