code: def set_camera(self,
                     angles=None,
                     distance=None,
                     center=None,
                     resolution=None,
                     fov=None):
          
  
          if fov is None:
              fov = np.array([60, 45])
  
          # if no geometry nothing to set camera to
          if len(self.geometry) == 0:
              return
  
          # set with no rotation by default
          if angles is None:
              angles = np.zeros(3)
  
          rotation = transformations.euler_matrix(*angles)
          transform = cameras.look_at(self.bounds_corners,
                                      fov=fov,
                                      rotation=rotation,
                                      distance=distance,
                                      center=center)
  
          if hasattr(self, '_camera') and self._camera is not None:
              self.camera.fov = fov
              self.camera._scene = self
              self.camera.transform = transform
          else:
              # create a new camera object
              self.camera = cameras.Camera(fov=fov,
                                           scene=self,
                                           transform=transform)
          return self.camera
docs: Create a camera object for self.camera, and add
          a transform to self.graph for it.
  
          If arguments are not passed sane defaults will be figured
          out which show the mesh roughly centered.
  
          Parameters
          -----------
          angles : (3,) float
            Initial euler angles in radians
          distance : float
            Distance from centroid
          center : (3,) float
            Point camera should be center on
          camera : Camera object
            Object that stores camera parameters