Naty Hoffman's Presentations, Publications & Patents

Presentations

Keynotes:

• Symposium on Interactive 3D Graphics and Games 2020. Real-time rendering At Lucasfilm: working with the coolest toys in the galaxy (with Rachel Rose).
• Symposium on Interactive 3D Graphics and Games 2013. Outside the echo chamber: learning from other disciplines, industries, and art forms.
• High Performance Graphics 2011. Videogame graphics trends.

Courses:

• SIGGRAPH 2020. Some Thoughts on the Fresnel Term. Part of Physically Based Shading in Theory and Practice.
• SIGGRAPH 2016. Recent Advances in Physically Based Shading. Part of Physically Based Shading in Theory and Practice.
• SIGGRAPH 2015. Physics and math of shading. Part of Physically Based Shading in Theory and Practice.
• SIGGRAPH 2014. Physics and math of shading. Part of Physically Based Shading in Theory and Practice.
• SIGGRAPH 2013. Background: physics and math of shading. Part of Physically Based Shading in Theory and Practice.
• SIGGRAPH 2012. Background: physics and math of shading. Part of Practical Physically-Based Shading in Film and Game Production.
• Cine Gear 2012. Cinematography in Videogames (with S. Doreau).
• SIGGRAPH 2010. Color enhancement for videogames. Part of Color Enhancement and Rendering in Film and Game Production.
• SIGGRAPH 2010. Background: physically-based shading. Part of Physically-Based Shading Models in Film and Game Production.
• SIGGRAPH 2010. Crafting physically motivated shading models for game development. Part of Physically-Based Shading Models in Film and Game Production.
• SIGGRAPH 2006. Physically-Based Reflectance for Games (with D. Baker and J. Kautz).
• Symposium on Interactive 3D Graphics and Games 2005. Background. Part of Physically-Based Rendering for Games: Reflectance and Beyond.
• SIGGRAPH 2003. Real-time outdoor illumination. Part of Light and Color in the Outdoors.

Juried Talks:

• Eurographics Workshop on Material Appearance Modeling 2019. Fresnel equations considered harmful.
• SIGGRAPH Asia 2015 Workshop on R&D in the Video Game Industry. Just keep digging, and other principles for videogame R&D.
• Eurographics Workshop on Material Appearance Modeling 2014. Appearance modeling in videogames: state of the art, challenges and opportunities.
• Game Developers Conference 2005. Advanced real-time rendering: beyond reflectance (with D. Baker and P.-P. Sloan).
• Game Developers Conference 2004. Advanced real-time reflectance (with D. Baker and P.-P. Sloan).
• Game Developers Conference 2003. Advanced real-time illumination techniques.
• Game Developers Conference 2002. Rendering outdoor light scattering in real-time (with A. J. Preetham).
• Game Developers Conference 2001. Real-time photorealistic terrain lighting (with K. Mitchell).

Invited Talks:

• SFFILM Educational Talk, ILM, San Francisco, CA, December 2018. The Art and Science of Lucasfilm: ILMxLAB (with Vicki Dobbs Beck, Ben Snow, Ed Fornoles, Ian Bowie, Stephanie Tong, and Steve Henricks).
• GDC 2017, San Francisco, CA, March 2017. Real Time Rendering for Feature Film: Rogue One (with John Knoll and Roger Cordes).
• Digipen, Redmond, WA, February 2016. Physically Based Shading.
• SMPTE 2015 Symposium, Hollywood, CA, October 2015. Lighting & color challenges for VR and AR content: background and games.
• Optical Society of Southern California, Monterey Park, CA, June 2012. Uses of physically-based light-material interaction models in video game and feature film computer graphics.
• DreamWorks Animation, Glendale, CA, June 2011. Physically grounded shading models.
• Walt Disney Animation Studios, Burbank, CA, April 2011. Physically based shading.
• Pixar Animation Studios, Emeryville, CA, October 2010. Physically based shading.
• Manchester SIGGRAPH Chapter, Manchester, UK, May 2010. State of the art in game console graphics.
• University College London, London, UK, February 2009. Graphics for game development.

Panels and Roundtables:

• VES Bay Area Summit, San Francisco, CA, September 2018. Roundtable: Real-time rendering (with S. Hill — co-moderator).
• High Performance Graphics 2016. Panel: Fixed-function to programmable... and back? (with P. Slusallek — moderator, H. Moreton, N.\ Hoffman, and A. Ellis).
• Symposium on Interactive 3D Graphics and Games 2012. Panel: Sharing technical ideas in the games industry (with M. Olano — moderator, M. Acton, M. DeLoura, S. Hill, N. Hoffman, P.-P. Sloan, and N. Tatarchuk).
• FMX Conference on Animation, Effects, Games and Interactive Media 2011. Panel: GPU-based lighting and rendering (with D. Cohen — moderator), H.-P. Duiker, M. Kallianpur, L. Gritz, and T. Alexander).
• UK Trade and Investment Executive Round Table Session, British Consulate, San Francisco, CA, March 2011. Game/film collaboration (with J. Smith, J. Eneroth, and L. Wallen).
• Eurographics Symposium on Rendering 2009. Panel: Future of rendering (with P.-P. Sloan — moderator, M. Fajardo, S. Laine, and A. Wilkie).
• Symposium on Interactive 3D Graphics and Games 2008. Game developer round table (with H. Chen, J. Mitchell, and A. Willmott).

Other Talks:

• Meltdown 2004, Seattle, WA, July 2004. Advanced real-time reflectance (with D. Baker and P.-P. Sloan).
• Europe XDC, London, UK, May 1996. MMX Technology architecture overview, coding & optimization techniques.
• MMX Technology Seminar, Munich, Germany, March 1996. MMX Technology architecture overview, coding & optimization techniques.

Publications

Books and Book Chapters:

• T. Möller, E. Haines, N. Hoffman, A. Pesce, M. Iwanicki, and S. Hillaire. 2018. Real-Time Rendering, 4th Ed. A K Peters / CRC Press.
• N. Hoffman. 2009. Computer graphics in games. In Fundamentals of Computer Graphics, 3rd Ed. A K Peters (reprinted in the 4th and 5th editions).
• T. Möller, E. Haines, and N. Hoffman. 2008. Real-Time Rendering, 3rd Ed. A K Peters.
• N. Hoffman and A. J. Preetham. 2003. Real-time light-atmosphere interactions for outdoor scenes. In Graphics Programming Methods. Charles River Media.
• N. Hoffman and K. Mitchell. 2002. Methods for dynamic, photorealistic terrain lighting. In Game Programming Gems 3. Charles River Media (Reprinted 2008, in Best of Game Programming Gems).

Magazine Articles:

• N. Hoffman and A. J. Preetham. 2002. Photorealistic real-time outdoor light scattering. Game Developer. Volume 9, issue 8.
• N. Hoffman and K. Mitchell. 2001. Photorealistic terrain lighting in real time. Game Developer. Volume 8, issue 7.

Whitepapers:

• N. Hoffman. 2023. Generalization of Adobe's Fresnel Model. Personally published white paper.
• N. Hoffman. 1996. Using MMX instructions to implement the G.728 codebook search. Application Note AP-534. Intel.
• N. Hoffman. 1996. Using MMX instructions to compute a 16-bit vector dot product. Application Note AP-557. Intel.
• N. Hoffman. 1996. Using MMX instructions to compute a 16-bit FIR filter. Application Note AP-559. Intel.

Patents

• “Method and Apparatus for Aggregating Light Sources Per-Vertex in Computer Graphics,”; by N. Hoffman and V. A. Filippov. U.S. Patent 8355022, filed Nov. 25, 2008, issued Jan. 15, 2013.
• “Graphics Processing Apparatus, Graphics Library Module And Graphics Processing Method,”; by E. Lengyel, P.-K. Engstad, M. E. Cerny, N. Hoffman, J. Olick, M. Kaneko, and Y. Washizu. U.S. Patent 8149242, filed Oct. 30, 2007, issued Apr. 3, 2012.
• “System and Method for Fusing Instructions,”; by A. Peleg, R. Ronen, and N. Hoffman. U.S. Patent 6675376, filed Dec. 29, 2000, issued Jan. 6, 2004 (with continuation U.S. Patent 7458069, filed Jan. 6, 2004, issued Nov. 25, 2008).
• “Method and Apparatus for Moving Select Non-Contiguous Bytes of Packed Data in a Single Instruction,”; by T. R. Huff, S. Thakkar, and N. Hoffman. U.S. Patent 6052769, filed Mar. 31, 1998, issued Apr. 18, 2000.
• “Method and Apparatus for Performing N bit by 2*N-1 bit Signed Multiplication,”; by N. Hoffman. U.S. Patent 6014684, filed Mar. 24, 1997, issued Jan. 11, 2000 (with divisional U.S. Patent 6370559, filed Jul 13. 1999, issued Apr. 9, 2002).