Zillum

CPU Physically Based Renderer

• ZillumGL - OpenGL version
• Blogs

Implemented light transport methods

• Path Tracing
• Adjoint Particle Tracing (Light Tracing)
• Bidirectional Path Tracing

Other features

• Microfacet BSDF
• Environment light importance sampling
• MTBVH
• Sobol sampler

Currently or potentially working on

• Photon Mapping family (PM, PPM, SPPM)
• Metropolis Light Transport
• BSSRDF
• Participating Media
• VERTEX CONNECTION AND MERGING
• ...

Bidirectional Path Tracing

Visualization of different connection strategies and their MIS weights

Unweighted, MIS weight, weighted