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Q&A: Real-Time Ray Tracing in a Cinematic Scene

Nvidia

Six years ago, real-time ray tracing was seen as a pipe dream. Back then, cinematic-quality rendering required computer farms to slowly bake every frame. Six years ago, real-time ray tracing was seen as a pipe dream. What is the difference between path tracing and ray tracing?

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NVIDIA Research: Learning and Rendering Dynamic Global Illumination with One Tiny Neural Network in Real-Time

Nvidia

This is a challenging task, even in cinematic rendering, because it is difficult to find all the paths of light that contribute meaningfully to an image. Solving this problem through brute force requires hundreds, sometimes thousands of paths per pixel, but this is far too expensive for real-time rendering.

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How to become a 3D Lighting Artist

CG Spectrum

Annotations by Edu Martin from their blog ' Lighting Pixels ') Point lighting Point lights (sometimes called omni lights) are similar to spotlights, but emit light in all directions from a small, single point — like the light you get from candles, fairy lights, or a firefly. Three-point lighting in action in Disney's Tangled.

Film 88