After writing a path tracer following 'Raytracing in a weekend' I checked out the paper of T. Nishita about implementing a sky model. It also describes how ligh

After writing a path tracer following 'Raytracing in a weekend' I checked out the paper of T. Nishita about implementing a sky model. It also describes how light is scattered. For those interested, a copy can be found at multiple websites: Display method of the sky color taking into account multiple scattering https://www.researchgate.net/publication/242513955_Display_method_of_the_sky_color_taking_into_account_multiple_scattering https://www.researchgate.net/publication/242513955_Display_m...