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

Nvidia

Back then, cinematic-quality rendering required computer farms to slowly bake every frame. Back then, cinematic-quality rendering required computer farms to slowly bake every frame overnight—a painstaking process. Path tracing and ray tracing are both rendering techniques, but they have key differences.

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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

3D lighting involves simulating the behavior of light in a real-world or fantasy situation, including shadows, reflections, highlights, and color, using specialized lighting software and rendering tools. Scene from the 3D animation Finding Nemo before and after its been lit and rendered by a 3D lighting artist (Image: Pixar).

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