def check_camera_param(camera):

def buildcam(cm):

Builds a camera from a dictionary of parameters, from vedo

def set_camera_params(camera, params):

def set_camera(scene, camera):

Sets the position of the camera of a brainrender scene.
​
:param scene: instance of Scene()
​
:param camera: either a string with the name of one of the available
    cameras, or
​
a dictionary of camera parameters.

def get_camera_params(scene=None, camera=None):

Given an active brainrender scene, it return
​
the camera parameters.