Advanced Ray Tracer

This is a CPU ray tracer with many features. The following images with the specified features were all rendered by it. The ray tracer also uses the BVH acceleration structure. Check out the blog series of this project for further information about the features, the time it took to render these scenes, and more: https://medium.com/@Ksatese

This project uses tinyxml, tinyexr, happly and stb_image.

Reflections and conductors:

Dielectrics and instancing:

Transformations:

Depth of field:

Motion blur:

Glossy reflections:

Area lights:

Texture mapping and procedural checkerboard texture:

Normal mapping:

Bump mapping:

Perlin noise:

Perlin noise bump mapping:

Spot lights:

Directional lights:

Environment lights, HDR tone mapping:

All environment light images are .exr files and all remaining images from this point on in the project use the Reinhard tone mapping operator.

Blinn Phong BRDF:

Torrance Sparrow BRDF:

Mesh lights:

Sphere lights:

Path tracing with uniform sampling:

Path tracing with cosine importance sampling:

Next event estimation:

Russian roulette: