void Start()
{
MLResult result = MLInput.Start();
if (!result.IsOk)
{
Debug.LogErrorFormat("Error: ScreensExample failed to start MLInput, disabling script. Reason {0}", result);
enabled = false;
return;
}
result = MLScreens.Start();
if (!result.IsOk)
{
Debug.LogErrorFormat("Error: ScreensExample failed to start MLScreens, disabling script. Reason {0}", result);
enabled = false;
return;
}
if (MLScreens.GetLauncherScreenId() == -1)
{
Debug.LogError("Error: ScreensExample is unable to parse screen id from command line. " +
"Make sure app is launched from screens universe launcher, disabling script..");
enabled = false;
return;
}
if (!UpdateLaunchedScreen())
{
return;
}
if (!_mediaPlayer)
{
Debug.LogError("Error: ScreensExample no MLMediaPlayer Found");
DisplayVideoError();
return;
}
_mediaPlayer.OnMediaError += HandleError;
_mediaPlayer.OnVideoPrepared += HandleVideoPrepared;
_mediaPlayer.VideoSource = _url;
result = _mediaPlayer.PrepareVideo();
if (!result.IsOk)
{
if (result.Code == MLResultCode.PrivilegeDenied)
{
Instantiate(Resources.Load("PrivilegeDeniedError"));
}
DisplayVideoError();
Debug.LogErrorFormat("Error: ScreensExample MLMediaPlayer PrepareVideo failed. Reason {0}", result);
}
EnableUI(false);
}
/// <summary>
/// Retrieve the launched screen information and update the visual GameObject.
/// </summary>
private bool UpdateLaunchedScreen()
{
List <MLScreensScreenInfo> info;
MLResult result = MLScreens.GetScreensInfo(out info);
if (!result.IsOk)
{
Debug.LogErrorFormat("Error: ScreensExample MLScreens.GetScreensInfo failed. Reason {0}.", result);
return(false);
}
if (info.Count == 0)
{
_noScreensError.enabled = true;
Debug.LogWarning("Warning: ScreensExample no screen information was located.");
return(false);
}
// Obtain a list of the available screens and make sure a valid screen is returned.
MLScreensScreenInfo[] screenInfo = info.Where(x => x.Id == (ulong)MLScreens.GetLauncherScreenId()).ToArray();
if (screenInfo.Length > 0)
{
if (_launchedScreen == null)
{
// Create the initial launched screen GameObject.
_launchedScreen = Instantiate(_screenOriginal, screenInfo[0].Position, screenInfo[0].Rotation, transform);
_launchedScreen.transform.localScale = Vector3.Scale(screenInfo[0].Dimensions, screenInfo[0].Scale);
_launchedScreenInfo = screenInfo[0];
_mediaPlayer = _launchedScreen.GetComponentInChildren <MLMediaPlayer>();
_elapsedTime = _launchedScreen.GetComponentInChildren <TextMesh>();
_placementComponenet = _launchedScreen.GetComponentInChildren <PlaceFromCamera>(true);
}
else
{
// Assign the active screen info as the launched screen.
_launchedScreenInfo = screenInfo[0];
// Update the existing screen with the new launched values.
_launchedScreen.transform.position = screenInfo[0].Position;
_launchedScreen.transform.rotation = screenInfo[0].Rotation;
_launchedScreen.transform.localScale = Vector3.Scale(screenInfo[0].Dimensions, screenInfo[0].Scale);
}
}
else
{
Debug.LogError("Error: ScreensExample was unable to located the launched screen information.");
enabled = false;
return(false);
}
return(true);
}
void OnDestroy()
{
SetUpWatchHistory();
MLScreens.Stop();
if (_mediaPlayer)
{
_mediaPlayer.OnMediaError -= HandleError;
_mediaPlayer.OnVideoPrepared -= HandleVideoPrepared;
}
}
/// <summary>
/// Create or Update the watch history for this application
/// </summary>
private void SetUpWatchHistory()
{
MLResult result;
List <MLScreensWatchHistoryEntry> history = MLScreens.GetAllEntries();
if (history.Count == 0)
{
// We have no history and need to create some.
var entry = new MLScreensWatchHistoryEntry()
{
// Value should be ignored
Id = long.MaxValue,
Title = "NASA",
Subtitle = "Cold Atom Laboratory",
PlaybackPositionMs = (uint)_mediaPlayer.GetElapsedTimeMs(),
PlaybackDurationMs = (uint)_mediaPlayer.GetDurationMs(),
};
if (GetNewThumbnail())
{
result = MLScreens.Add(ref entry, _thumbnail);
}
else
{
result = MLScreens.Add(ref entry, _defaultThumbnail);
}
}
else
{
// We have existing History just update it with latest times and thumbnail
var entry = history[0];
entry.PlaybackPositionMs = (uint)_mediaPlayer.GetElapsedTimeMs();
entry.PlaybackDurationMs = (uint)_mediaPlayer.GetDurationMs();
if (GetNewThumbnail())
{
result = MLScreens.UpdateWatchHistory(entry, _thumbnail);
}
else
{
result = MLScreens.UpdateWatchHistory(entry, _defaultThumbnail);
}
}
if (!result.IsOk)
{
Debug.LogErrorFormat("Error: ScreensExample MLScreens.UpdateWatchHistory failed. Reason {0}.", result);
}
}
/// <summary>
/// Update the screen position if it has moved
/// </summary>
private void SetScreenLocation()
{
if (PositionChanged())
{
_launchedScreenInfo.Position = _launchedScreen.transform.position;
_launchedScreenInfo.Rotation = _launchedScreen.transform.rotation;
MLResult result = MLScreens.UpdateScreenInfo(_launchedScreenInfo);
if (!result.IsOk)
{
Debug.LogErrorFormat("Error: ScreensExample failed for id {0}. Reason {1}.", _launchedScreenInfo.Id, result);
return;
}
}
}
