Paul Everett posts an update to White Lights, his post rendering effect for Cinema 4D that can create volumetric lighting effects from points, splines, particles or even edges for some really great effects.
With White Lights , you can render splines, points,edges and particles, as solid light
Paul demonstrates using the White Lights plugin showing how easy and flexible a tool it can be in cinema 4D, and notes that White Lights performs significantly faster than previous versions.
To learn more about White Lights 2.5 for Cinema 4D, check the page here.