Publications

Our publications provide insight into some of our leading-edge research.

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2017

Exploiting Budan-Fourier and Vincent’s Theorems for Ray Tracing 3D Bézier Curves
Alexander Reshetov
An Efficient Denoising Algorithm for Global Illumination
Michael Mara, Morgan McGuire, Benedikt Bitterli, Wojciech Jarosz
Interactive Stable Ray Tracing
Alessandro Dal Corso, Marco Salvi, Craig Kolb, Jeppe Revall Frisvad, Aaron Lefohn, David Luebke
The Iray Light Transport Simulation and Rendering System
Alex Keller, Carsten Wächter, Matthias Raab, Daniel Seibert, Dietger van Antwerpen, Johann Korndörfer, Lutz Kettner
Learning Light Transport the Reinforced Way
Ken Dahm, Alex Keller

2016

A System for Rapid Exploration of Shader Optimization Choices
Yong He, Theresa Foley, Kayvon Fatahalian
GI next: global illumination for production rendering on GPUs
Enzo Catalano, Rajko Yasui-Schöffel , Ken Dahm, Nikolaus Binder, Alex Keller
Efficient stackless hierarchy traversal on GPUs with backtracking in constant time
Nikolaus Binder, Alex Keller

2015

CloudLight: A System for Amortizing Indirect Lighting in Real-Time Rendering
Cyril Crassin, David Luebke, Michael Mara, Morgan McGuire, Brent Oster, Peter Shirley, Peter-Pike Sloan, Chris Wyman
The SGGX microflake distribution
Eric Heitz, Jonathan Dupuy, Cyril Crassin, Carsten Dachsbacher
An Adaptive Acceleration Structure for Screen-space Ray Tracing
Jan Kautz, Sven Widmer, Dawid Pajak, Andre Schulz, Kari Pulli, Michael Goesele, David Luebke
Stackless ray tracing of patches from feature-adaptive subdivision on GPUs
Nikolaus Binder, Alex Keller
Frustum-Traced Raster Shadows: Revisiting Irregular Z-Buffers
Chris Wyman, Rama Hoetzlein, Aaron Lefohn

2014

Path space filtering
Alex Keller, Ken Dahm, Nikolaus Binder
Path space similarity determined by Fourier histogram descriptors
Pascal Gautron, Marc Droske, Carsten Wächter, Lutz Kettner, Alex Keller, Nikolaus Binder, Ken Dahm

2013

Deterministic Consistent Density Estimation for Light Transport Simulation
Alex Keller, Nikolaus Binder
On Quality Metrics of Bounding Volume Hierarchies
Timo Aila, Tero Karras, Samuli Laine
Fast Parallel Construction of High-Quality Bounding Volume Hierarchies
Tero Karras, Timo Aila
CloudLight: A system for amortizing indirect lighting in real-time rendering (Technical Report)
Cyril Crassin, David Luebke, Michael Mara, Morgan McGuire, Brent Oster, Peter Shirley, Peter-Pike Sloan, Chris Wyman
Gradient-Domain Metropolis Light Transport
Jaakko Lehtinen, Tero Karras, Samuli Laine, Miika Aittala, Frédo Durand, Timo Aila

2012

Reconstructing the Indirect Light Field for Global Illumination
Jaakko Lehtinen, Timo Aila, Samuli Laine, Frédo Durand
Understanding the Efficiency of Ray Traversal on GPUs - Kepler and Fermi Addendum
Timo Aila, Samuli Laine, Tero Karras

2011

Simpler and Faster HLBVH with Work Queues
Kirill Garanzha, Jacopo Pantaleoni, David McAllister

2010

PantaRay: Fast Ray-traced Occlusion Caching of Massive Scenes
Jacopo Pantaleoni, Luca Fascione
HLBVH: Hierarchical LBVH Construction for Real-Time Ray Tracing
Jacopo Pantaleoni, David Luebke
Architecture Considerations for Tracing Incoherent Rays
Timo Aila, Tero Karras
Restart Trail for Stackless BVH Traversal
Samuli Laine

2009

Understanding the Efficiency of Ray Traversal on GPUs
Timo Aila, Samuli Laine