Path Tracing

By averaging many thousands or millions of light paths per pixel, the renderer approximates how light truly illuminates a scene. - wikipedia

  • THREE.js-PathTracing-Renderer / HN - Real-time PathTracing with global illumination and progressive rendering, all on top of the Three.js WebGL framework.

multi reflection

demo

Written on February 16, 2026, Last update on
ray-tracing OpenGL