private bool EnsureDataSnapshotIsUpToDate()
{
// If the snapshot data is null, we have to create it
if (_cameraDataSnapshot == null)
{
_cameraDataSnapshot = new CameraDataSnapshot();
_cameraDataSnapshot.TakeSnapshot(Camera);
return(true);
}
else
{
// Build a new camera data snapshot instance and check if it is different
// from the current one. If it is, we will update the data snapshot reference.
CameraDataSnapshot newCameraDataSnapshot = new CameraDataSnapshot();
newCameraDataSnapshot.TakeSnapshot(Camera);
if (newCameraDataSnapshot != _cameraDataSnapshot)
{
_cameraDataSnapshot = newCameraDataSnapshot;
return(true);
}
else
{
return(false);
}
}
}
public bool Equals(CameraDataSnapshot cameraDataSnapshot)
{
if (ReferenceEquals(cameraDataSnapshot, null))
{
return(false);
}
if (ReferenceEquals(cameraDataSnapshot, this))
{
return(true);
}
return(IsEqual(cameraDataSnapshot));
}
private bool IsEqual(CameraDataSnapshot cameraDataSnapshot)
{
return(_transformSnapshot == cameraDataSnapshot._transformSnapshot &&
_cameraType == cameraDataSnapshot._cameraType);
}
