lib.py 文件源码

def get_current_camera():
    """Returns the currently active camera.

    Searched in the order of:
        1. Active Panel
        2. Selected Camera Shape
        3. Selected Camera Transform

    Returns:
        str: name of active camera transform

    """

    # Get camera from active modelPanel  (if any)
    panel = cmds.getPanel(withFocus=True)
    if cmds.getPanel(typeOf=panel) == "modelPanel":
        cam = cmds.modelEditor(panel, query=True, camera=True)
        # In some cases above returns the shape, but most often it returns the
        # transform. Still we need to make sure we return the transform.
        if cam:
            if cmds.nodeType(cam) == "transform":
                return cam
            # camera shape is a shape type
            elif cmds.objectType(cam, isAType="shape"):
                parent = cmds.listRelatives(cam, parent=True, fullPath=True)
                if parent:
                    return parent[0]

    # Check if a camShape is selected (if so use that)
    cam_shapes = cmds.ls(selection=True, type="camera")
    if cam_shapes:
        return cmds.listRelatives(cam_shapes,
                                  parent=True,
                                  fullPath=True)[0]

    # Check if a transform of a camShape is selected
    # (return cam transform if any)
    transforms = cmds.ls(selection=True, type="transform")
    if transforms:
        cam_shapes = cmds.listRelatives(transforms, shapes=True, type="camera")
        if cam_shapes:
            return cmds.listRelatives(cam_shapes,
                                      parent=True,
                                      fullPath=True)[0]