NVIDIA Iray

Iray Programmer’s Manual

API reference

Iray SDK API

Math API

Base API

Material Definition Language

Technical introduction

Language specification, version 1.8.2

Base module

Light path expressions

The .mi file format grammar

Papers and presentations

“The Iray Light Transport Simulation and Rendering System”

“Adding RTX acceleration to Iray with OptiX 7”

“RTX-accelerated Hair brought to Life with NVIDIA Iray”

“Iray in Omniverse – New Features for Light Transport Simulation and Rendering”

Iray Release Notes

NVIDIA Iray rendering technology represents a comprehensive approach to state-of-the-art rendering for design visualization. Iray provides a C++ API for seamless integration of the renderer in applications running on Linux, macOS, and Microsoft Windows.