Step (8) : Dielectric materials Please run this project at https://turbowarp.org/552085448?stuck for faster speed.
Project reference: Cycles Raytracer v1.0 by griffpatch https://scratch.mit.edu/projects/412737809/ Thank you griffpatch Tutorial reference: https://www.realtimerendering.com/raytracing/Ray%20Tracing%20in%20a%20Weekend.pdf Thank you Peter Shirley