Raytracing in rust

Original C++ implementation: https://raytracing.github.io/books/RayTracingInOneWeekend.html

Building

cd raylib; cargo build; cd ../03.3; cargo build

03.3 Color Utility Functions

04.2 Sending Rays Into the Scene

05.2 Creating Our First Raytraced Image

06.1 Shading with Surface Normals

06.2 Simplifying the Ray-Sphere Intersection Code

06.7 Common constants and Utility Functions

07.2 Generating Pixels with Multiple Samples

08.2 Limiting the Number of Child Rays

08.3 Using Gamma Correction for Accurate Color Intensity

08.4 Fixing Shadow Acne

08.5 True Lambertian Reflection

08.6 An Alternative Diffuse Formulation

09.5 A Scene with Metal Spheres

09.6 Fuzzy Reflection

10.2 Snell's Law

10.3 Total Internal Reflection

10.4 Schlick Approximation

10.5 Modeling a Hollow Glass Sphere

11.1 Camera Viewing Geometry

11.2 Positioning and Orienting the Camera

12.2 A Thin Lens Approximation

13.1 A Final Render