void camera_Active(object sender, EventArgs e)
 {
     foreach (var camera in _cameraControllers)
     {
         if (camera != sender)
         {
             camera.Active = false;
         }
         else
         {
             _activeCamera = camera;
         }
     }
 }
 void camera_Active(object sender, EventArgs e)
 {
     foreach (var camera in _cameraControllers)
     {
         if (camera != sender)
         {
             camera.Active = false;
         }
         else
         {
             _activeCamera = camera;
         }
     }
 }