get_rhino_camera.py

"""
Gets active Rhino camera.
    Inputs:
        A: Set to 'True' to activate current camera.
    Outputs:
        S: Starting location.
        T: Target location.
        L: Lens length.
        U: Up.
"""

ghenv.Component.Name = "Get Camera"
ghenv.Component.NickName = 'GetCam'

# Import libraries.
import Rhino
import Grasshopper as gh

# Warnings.
if not A:
        msg = "Input parameter 'A' failed to collect data."
        ghenv.Component.AddRuntimeMessage(gh.Kernel.GH_RuntimeMessageLevel.Warning, msg)

if A == True:
    S = Rhino.RhinoDoc.ActiveDoc.Views.ActiveView.ActiveViewport.CameraLocation
    T = Rhino.RhinoDoc.ActiveDoc.Views.ActiveView.ActiveViewport.CameraDirection
    L = Rhino.RhinoDoc.ActiveDoc.Views.ActiveView.ActiveViewport.Camera35mmLensLength
    U = Rhino.RhinoDoc.ActiveDoc.Views.ActiveView.ActiveViewport.CameraUp