NVIDIA RTXパストレーシングの概要

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リアルタイム パストレーシングが開発者にとって手に取るように利用可能になり、超リアルなゲーム世界の構築が加速されます。この概要では、レンダリング技術を進化させる技術や、新しくリリースされたNVIDIA RTXパストレーシングSDKの要素、さらに今すぐ始めるためのアドバイスが紹介されています。

以下は、GTCのプレゼンテーションと、利用可能なストリーミングリンクへのリンクです。
How to Build a Real-time Path Tracer: https://www.nvidia.com/en-us/on-demand/session/gtcspring23-s51871/
Advancing Real-Time Path Tracing with Neural Radiance Cache: https://www.nvidia.com/en-us/on-demand/session/gtcspring23-s51967/

技術的な参考資料:
RTX Path Tracing SDK: https://developer.nvidia.com/rtx/path-tracing
RTXDI: https://developer.nvidia.com/rtx/ray-tracing/rtxdi
RTXGI: https://developer.nvidia.com/rtx/ray-tracing/rtxgi
NRD: https://developer.nvidia.com/rtx/ray-tracing/rt-denoisers
DLSS: https://developer.nvidia.com/rtx/dlss
SER: https://developer.nvidia.com/rtx/path-tracing/nvapi/get-started
ReSTIR-DI: https://research.nvidia.com/publication/2020-07_spatiotemporal-reservoir-resampling-real-time-ray-tracing-dynamic-direct
ReSTIR-GI: https://research.nvidia.com/publication/2021-06_restir-gi-path-resampling-real-time-path-tracing
ReSTIR-PT: https://research.nvidia.com/publication/2022-07_generalized-resampled-importance-sampling-foundations-restir
ReGIR (chapter 23): http://www.realtimerendering.com/raytracinggems/rtg2/
NRC: https://research.nvidia.com/publication/2021-06_real-time-neural-radiance-caching-path-tracing
PSTF: https://arxiv.org/pdf/2005.07547.pdf
NVRHI and Donut: https://developer.nvidia.com/blog/writing-portable-rendering-code-with-nvrhi/
Mr Zyanide's blog (ReSTIR): http://www.zyanidelab.com/
Kajiya renderer (ReSTIR-GI): https://github.com/EmbarkStudios/kajiya/blob/main/docs/gi-overview.md



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