@classmethod
    def generate_reflection_curve(self):
        from maya.OpenMaya import MVector, MPoint
        from anima.env.mayaEnv import auxiliary

        vtx = pm.ls(sl=1)[0]
        normal = vtx.getNormal(space='world')
        panel = auxiliary.Playblaster.get_active_panel()
        camera = pm.PyNode(pm.modelPanel(panel, q=1, cam=1))
        camera_axis = MVector(0, 0, -1) * camera.worldMatrix.get()

        refl = camera_axis - 2 * normal.dot(camera_axis) * normal

        # create a new curve
        p1 = vtx.getPosition(space='world')
        p2 = p1 + refl

        curve = pm.curve(d=1, p=[p1, p2])

        # move pivot to the first point
        pm.xform(curve, rp=p1, sp=p1)
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