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Ingo Wald: Publications

This is a list of my publications. Feel free to browse, but be aware that some of these papers might carry certain copyright restrictions of the respective conference, journal, or organization that has published the original article. For this reason, this site may use a version that is sligthly older (or in some other way slightly different) from the official publication; in those cases, please refer to the original versions in the respective digital libraries instead.

If you want to know which of these papers are the most cited ones, have a look at my google scholar profile.

For most papers, the paper title is a link to the relevant pdf file. In all such cases, the copyright to the final, camera-ready copy of that paper may remain with the organization with which this paper was published.

If a paper comes with "teaser" images, clicking on the respective low-resolution teaser should link to a high-resolution version of that image. Please see the respective paper for the required copyrights and acknowledgements for the respective pictures.


2023


GPU-based Data-parallel Rendering of Large, Unstructured, and Non-convexly Partitioned Data
Alper Sahistan, Serkan Demirci, Ingo Wald, Stefan Zellmann, Joao Barbosa, Nathan Morrical, Ugur Gudukbay
Submitted for publication, preprint available on arXiv:2209.14537


Memory-Efficient GPU Volume Path Tracing of AMR Data using the Dual Mesh
Stefan Zellmann, Qi Wu, Kwan-Liu Ma, and Ingo Wald
Computer Graphics Forum, 42(3), 2023.


State-of-the-art in Large-Scale Volume Visualization Beyond Structured Data
J. Sarton; S. Zellmann; S. Demirci; U. Gudukbay; W. Alexandre-Barff; L. Lucas; J. M. Dischler; S. Wesner; I. Wald
Computer Graphics Forum, 42(3), 2023.


Data Parallel Multi-GPU Path Tracing using Ray Queue Cycling
Ingo Wald, Milan Jaros, and Stefan Zellmann
Computer Graphics Forum (Special Issue with Select Papers from High Performance Graphics 2023). 2023.


Beyond ExaBricks: GPU Volume Path Tracing of AMR Data
Stefan Zellmann, Qi Wu, Alper Sahistan, Kwan-Liu Ma, and Ingo Wald
To appear, preprint available on arXiv:2211.09997v2, 2023


2022


Point Containment Queries on Ray-Tracing Cores for AMR Flow Visualization
Stefan Zellmann, Daniel Seifried, Nate Morrical, Ingo Wald, Will Usher, Jamie A. P. Law-Smith, Stefanie Walch-Gassner, and Andre Hinkenjann
IEEE Computing in Science and Engineering, 24(2), 2022


GPU-friendly, Parallel, and (Almost-)In-Place Construction of Left-Balanced k-d Trees
Ingo Wald
ArXiv 2211.00120, 2022


A Stack-free Traversal Algorithm for Left-Balanced k-d Trees
Ingo Wald
ArXiv 2210.12859, 2022


Quick Clusters: A GPU-Parallel Partitioning for Efficient Path Tracing of Unstructured Volumetric Grids
Nate Morrical, Alper Sahistan, Ugur Gudukbay, Ingo Wald, and Valerio Pascucci
IEEE Transactions on Visualization and Comput Graphics (Proceedings of IEEE Vis), 2022. doi: 10.1109/TVCG.2022.3209418.


Hybrid Image-/Data-Parallel Rendering Using Island Parallelism
Stefan Zellmann, Ingo Wald, Joao Barbosa, Serkan Demirci, Alper Sahistan, and Ugur Gudukbay
Accepted at IEEE Symposium on Large Data Analysis and Visualization (LDAV), 2022.


Design and Evaluation of a GPU Streaming Framework for Visualizing Time-Varying AMR Data
Stefan Zellmann, Ingo Wald, Alper Sahistan, Matthias Hellmann, and Will Usher
Proceedings of the Eurographics Symposium on Parallel Graphics and Visualization (EGPGV), 2022.


Data Parallel Path Tracing with Object Hierarchies
Ingo Wald and Steven G Parker
Proceedings of the ACM on Computer Graphics and Interactive Techniques (Proceedings of High Performance Graphics), 2022.
(second best paper award).


2021


GPGPU-Parallel Re-indexing of Triangle Meshes with Duplicate-Vertex and Unused-Vertex Removal
Ingo Wald
arXiv:2109.09812


An GPU-accelerated particle tracking method for Eulerian–Lagrangian simulations using hardware ray tracing cores
Bin Wang, Ingo Wald, Nate Morrical, Will Usher, Lin Mu, Karsten Thompson, and Richard Hughes
Computer Physics Communications 271(1):108221, 2021.


Ray-traced Shell Traversal of Tetrahedral Meshes for Direct Volume Visualization
Alper Sahistan, Serkan Demirci, Nathan Morrical, Stefan Zellmann, Aytek Aman, Ingo Wald, and Ugur Güdükbay
IEEE Visualization Short Papers, 2021.


A Memory Efficient Encoding for Ray Tracing Large Unstructured Data
Ingo Wald, Nate Morrical, and Stefan Zellmann
Accepted at IEEE Visualization; to appear at IEEE Transactions on Visualization and Computer Graphics (TVCG), 2021


A Simple Trick for Improving Numerical Precision in Intersection Programs
Ingo Wald
in Ray Tracing Gems 2 - Next Generation Real-Time Rendering with DXR, Vulkan, and OptiX. Adam Marrs, Pete Shirley, Ingo Wald (editors). Apress. 2021.


Ray Axis-Aligned Bounding Box Intersection
Ingo Wald
in Ray Tracing Gems 2 - Next Generation Real-Time Rendering with DXR, Vulkan, and OptiX. Adam Marrs, Pete Shirley, Ingo Wald (editors). Apress. 2021.


Ray Tracing Gems II - Next Generation Real-Time Rendering with DXR, Vulkan, and OptiX
Adam Marrs, Pete Shirley, and Ingo Wald (editors)
Apress. 2021.


Faster RTX-Accelerated Empty Space Skipping using Triangulated Active Region Boundary Geometry
Ingo Wald, Nate Morrical, and Stefan Zellmann
EGPGV 2021.


NVisII: A Scriptable Tool for Photorealistic Image Generation
Nathan Morrical, Jonathan Tremblay, Yunzhi Lin, Stephen Tyree, Stan Birchfield, Valerio Pascucci, and Ingo Wald
arXiv:2105.13962


Multi-level tetrahedralization based accelerator for ray-tracing animated scenes
Aytek Aman, Serkan Dimirci, Ugur Gudukbay, and Ingo Wald
Computer Animation and Virtual Worlds, 2021


2020


A Simple, General, and GPU Friendly Method for Computing Dual Mesh and Iso-Surfaces of Adaptive Mesh Refinement Data
Ingo Wald
Arxiv arXiv:2004.08475, 2020


Spatial Partitioning Strategies for Memory-Efficient Ray Tracing of Particles
Patrick Gralka, Ingo Wald, Sergej Geringer, Guido Reina, and Thomas Ertl
2020 IEEE 10th Symposium on Large Data Analysis and Visualization.


Accelerating Unstructured Mesh Point Location with RT Cores
Nathan Morrical, Ingo Wald, Will Usher, and Valerio Pascucci
IEEE Transactions on Visualization and Computer Graphics (TVCG), 2020.


Ray Tracing Structured AMR Data Using ExaBricks
Ingo Wald, Stefan Zellmann, Will Usher, Nate Morrical, Ulrich Lang, and Valerio Pascucci
Accepted at IEEE Visualization; to appear at IEEE Transactions on Visualization and Computer Graphics (TVCG), 2020


Accelerating Force-Directed Graph Drawing with RT Cores
Stefan Zellmann, Martin Weier, and Ingo Wald.
Accepted at IEEE Visualization (Short Papers), 2020


A Virtual Frame Buffer Abstraction for Parallel Rendering of Large Tiled Display Walls
SMengjiao Han, Ingo Wald, Will Usher, Nate Morrical, Chris R. Johnson
Accepted at IEEE Visualization (Short Papers), 2020


A terminology for in situ visualization and analysis systems
Hank Childs, Sean D. Ahern, James Ahrens, Andrew C. Bauer, Janine Bennett, E. Wes Bethel, Peer-Timo Bremer, Eric Brugger, Joseph Cottam, Matthieu Dorier, Soumya Dutta, Jean M. Favre, Thomas Fogal, Steffen Frey, Christoph Garth, Berk Geveci, William F. Godoy, Charles D. Hansen, Cyrus Harrison, Bernd Hentschel, Joseph Insley, Chris R. Johnson, Scott Klasky, Aaron Knoll, James Kress, Matthew Larsen, Jay Lofstead, Kwan-Liu Ma, Preeti Malakar, Jeremy Meredith, Kenneth Moreland, Paul Navratil, Patrick O'Leary, Manish Parashar, Valerio Pascucci, John Patchett, Tom Peterka, Steve Petruzza, Norbert Podhorszki, David Pugmire, Michel Rasquin, Silvio Rizzi, David H. Rogers, Sudhanshu Sane, Franz Sauer, Robert Sisneros, Han-Wei Shen, Will Usher, Rhonda Vickery, Venkatram Vishwanath, Ingo Wald, Ruonan Wang, Gunther H. Weber, Brad Whitlock, Matthew Wolf, Hongfeng Yu, Sean B. Ziegeler
The International Journal of High Performance Computing Applications, 2000


Using Hardware Ray Transforms to Accelerate Ray/Primitive Intersections for Long, Thin Primitive Types.
Ingo Wald, Nate Morrical, Stefan Zellmann, Lei Ma, Will Usher, Tiejun Huang, Valerio Pascucci.
Proceedings of the ACM on Computer Graphics and Interactive Techniques (Proceedings of High Performance Graphics), 2020.


Finding Efficient Spatial Distributions for Massively Instanced 3-d Models
Stefan Zellmann, Nate Morrical, Ingo Wald, and Valerio Pascucci
Accepted at Eurographics Parallel Graphics and Visualization (EGPGV) 2020.


A Simple, General, and GPU Friendly Method for Computing Dual Mesh and Iso-Surfaces of Adaptive Mesh Refinement (AMR) Data
Ingo Wald
Technical Report, ArXiv:2004.08475v1


High-Quality Rendering of Glyphs Using Hardware-Accelerated Ray Tracing
Stefan Zellmann, Martin Aumueller, Nate Marshak, and Ingo Wald
Eurographics Parallel Graphics and Visualization (EGPGV), 2020. (short papers).


Digesting the Elephant - Experiences with Interactive Production Path Tracing of the Moana Island Scene
Ingo Wald, Bruce Cherniak, Will Usher, Carson Brownlee, Attila Afra, Johannes Guenther, Jefferson Amstutz, Tim Rowley, Valerio Pascucci, Chris R Johnson, and Jim Jeffers
Arxiv number 2001.02620. 2020.


2019


Interactive Rendering of Large-Scale Volumes on Multi-Core CPUs
Feng Wang, Ingo Wald, Chris R Johnson.
IEEE Symposium on Large Data Analysis and Visualization (LDAV) 2019.


Efficient Space Skipping and Adaptive Sampling of Unstructured Volumes Using Hardware Accelerated Ray Tracing
Nate Morrical, Will Usher, Ingo Wald, and Valerio Pascucci.
To appear in IEEE Visualization 2019 Short Papers.


RTX Beyond Ray Tracing - Exploring the Use of Hardware Ray Tracing Cores for Tet-Mesh Point Location
Ingo Wald, Will Usher, Nathan Morrical, Laura L Lediaev, and Valerio Pascucci.
To appear in Proceedings of High Performance Graphics (HPG) 2019.


Scalable Ray Tracing using the Distributed Frame Buffer
Will Usher, Ingo Wald, Jefferson Amstutz, Johannes Guenther, Carson Brownlee, and Valerio Pascucci.
To appear in Computer Graphics Forum, Special Issue on the 21st EG/VGTC Converence on Visualization (EuroVis 2019).


Ray Tracing Generalized Tube Primitives: Method and Applications
Mengjiao Han, Ingo Wald, Will Usher, Qi Wu, Feng Wang, Valerio Pascucci, Charles D Hansen, and Chris R Johnson.
To appear in Computer Graphics Forum, Special Issue on the 21st EG/VGTC Converence on Visualization (EuroVis 2019).


Ray Tracing Gems Chapter 29 - Efficient Particle Volume Splatting in a Ray Tracer
Aaron Knoll, R Keith Morley, Ingo Wald, Nick Leaf, and Peter Messmer.
Ray Tracing Gems - High-Quality and Real-Time Rendering with DXR and Other APIs. Chapter 29. Eric Haines and Tomas Akenine-Moeller, editors. Springer.


Ray Tracing Gems Chapter 5 - Computing Minima and Maxima of Subarrays
Ingo Wald
Ray Tracing Gems - High-Quality and Real-Time Rendering with DXR and Other APIs. Chapter 5. Eric Haines and Tomas Akenine-Moeller, editors. Springer.


Ray Tracing Gems Chapter 2 - What is a Ray?
Peter Shirley, Ingo Wald, Tomas Akenine-Moeller, and Eric Haines.
Ray Tracing Gems - High-Quality and Real-Time Rendering with DXR and Other APIs. Chapter 2. Eric Haines and Tomas Akenine-Moeller, editors. Springer.


CPU Isosurface Ray Tracing of Adaptive Mesh Refinement Data.
Feng Wang, Ingo Wald, Qi Wu, Will Usher, and Chris R Johnson.
To appear in Transactions on Visualization and Computer Graphics (Proceedings of IEEE Vis 2018), 2019


2018


libIS - A Light-weight Library for Flexible In-Transit Visualization.
Will Usher, Silvio Rizzi, Ingo Wald, Jefferson Amstutz, Joe Insley, Venkatram Vishvanath, Nicola Ferrier, Michael E Papka, and Valerio Pascucci.
In In-Situ Infrastructures for Enabling Extreme-Scale Analysis and Visualization (ISAV) 2018


Compressed-Leaf Bounding Volume Hierarchies.
Carsten Benthin, Ingo Wald, Sven Woop, and Attila Afra.
High Performance Graphics 2018.


Direct Ray Tracing of Particle-based Fluid Surfaces using Anisotropic Kernels.
Tim Biedert, Jan-Tobias Sohns, Simon Schroeder, Jefferson Amstutz, Ingo Wald, and Christoph Garth.
In Eurographics Parallel Graphics and Visualization (EGPGV) 2018.


Robust Iterative Find-Next-Hit Traversal.
Ingo Wald, Jefferson Amstutz, and Carsten Benthin.
In Eurographics Parallel Graphics and Visualization (EGPGV) 2018.


VisIt-OSPRay - Towards an Exascale Volume Visualization System.
Qi Wu, Will Usher, Steve Petruzza, Sidharth Kumar, Feng Wang, Ingo Wald, Valerio Pascucci, and Charles D Hansen.
In Eurographics Parallel Graphics and Visualization (EGPGV) 2018.


2017


CPU Volume Rendering of Adaptive Mesh Refinement Data.
Ingo Wald, Carson Brownlee, Aaron Knoll.
In Siggraph Asia Symposium on Visualization. 2017.


Improved two-level BVHs using partial re-braiding.
Carsten Benthin, Sven Woop, Ingo Wald, Attila Afra.
In HPG17 - Proceedings of High Performance Graphics. 2017.


Progressive CPU Volume Rendering with Sample Accumulation.
Will Usher, Jefferson Amstutz, Carson Brownlee, Aaron Knoll, and Ingo Wald.
In Eurographics Symposium on Parallel Graphics and Visualization, 2017


Interactive Exploration of Dissipation Element Geometry.
Tom Vierjahn, Andrea Schnorr, Benjamin Weyers, Dominik Denker, Ingo Wald, Christoph Garth, Torsten W Kuhlen, Bernd Hentschel.
In 2017 Eurographics Symposium on Parallel Graphics and Visualization. 2017.


OSPRay - A CPU Ray Tracing Framework for Scientific Visualization.
Ingo Wald, Gregory P Johnson, Jefferson Amstutz, Carson Brownlee, Aaron Knoll, Jim Jeffers, Johannes Guenther, and Paul Navratil.
IEEE Transactions on Visualization and Computer Graphics (Proceedings of IEEE Visualization 2016). Volume 23, issue 1, 2017.


2016


Local Shading Coherence Extraction for SIMD-Efficient Path Tracing on CPUs.
Attila Afra, Carsten Benthin, Ingo Wald, and Jakob Munkberg.
In Proceedings of High-Performance Graphics, 2016.


In-situ Exploration of Particle Simulations with CPU Ray Tracing.
Will Usher, Ingo Wald, Aaron Knoll, Michael Papka, and Valerio Pascucci.
Supercomputing Frontiers and Innovations (Special Issue on In-Situ Visualization Workshop). Volume 3, number 4, 2016.


2015


CPU Ray Tracing Large Particle Data with P-kd Trees.
Ingo Wald, Aaron Knoll, Gregory P Johnson, Will Usher, Valerio Pasuccci, and Mike E Papka.
In 2015 IEEE Visualization Conference (SciVis), 2015.


Efficient Ray Tracing of Subdivision Surfaces using Tessellation Caching.
Carsten Benthin, Sven Woop, Matthias Niessner, Kai Selgrad, and Ingo Wald.
In Proceedings of the 7th Conference on High-Performance Graphics. 2015.


SIMD Parallel Ray Tracing of Homogeneous Polyhedral Grids.
Brad Rathke, Ingo Wald, Ken Chiu, and Carson Brownlee.
In Proceedings of Eurographics Parallel Graphics and Visualization (EGPGV). 2015.


Implementing Node-Culling Multi-Hit BVH Traversal in Embree.
Christiaan Gribble, Ingo Wald, and Jefferson Amstutz.
Journal of Computer Graphics Techniques (JCGT). Volume 5, number 4, 2016.


An Evaluation of Multi-Hit Ray Traversal in a BVH using Existing First-Hit/Any-Hit Kernels.
Jefferson Amstutz, Christiaan Gribble, Johannes Guenther, and Ingo Wald.
Journal of Computer Graphics Techniques (JCGT). Volume 4, number 4, 2015.


2014


Exploiting Local Orientation Similarity for Efficient Ray Traversal of Hair and Fur
Sven Woop, Carsten Benthin, Ingo Wald, Gregory S Johnson, and Eric Tabellion
High Performance Graphics 2014


Embree - A Kernel Framework for Efficient CPU Ray Tracing
Ingo Wald, Sven Woop, Carsten Benthin, Gregory S Johnson, and Manfred Ernst
ACM Transactions on Graphics (proceedings of ACM SIGGRAPH) 2014


RBF Volume Ray Casting on Multicore and Manycore CPUs
Aaron Knoll, Ingo Wald, Paul Navratil, Anne Bowen, Khairi Reda, Michael E. Papka, and Kelly Gaither
Computer Graphics Forum (Proceedings of Eurographics Conference on Visualization), Volume 33 (2014), Number 3, 2014



2013


Water-tight Ray-Triangle Intersection
Sven Woop, Carsten Benthin, and Ingo Wald
Journal of Computer Graphics Techniques, 2013


Ray Tracing and Volume Rendering Large Molecular Data on Multi-Core and Many-Core Architectures
Aaron Knoll, Ingo Wald, Paul A Navratil, Michael E Papka, and Kelly Gaither



2012


Extending a C-like Language for Portable SIMD Programming
Roland Leissa, Sebastian Hack, and Ingo Wald
PPoPP 12: Proceedings of the 17th ACM SIGPLAN Symposium on Principles and Practice of Parallel Programming


Fast Construction of SAH BVHs on the Intel Many Integrated Core (MIC) Architecture
Ingo Wald
IEEE Transactions on Visualization and Computer Graphics, 18(1), 2012, pages 47-57



2011


Efficient Stack-less BVH Traversal for Ray Tracing
Michael Hapala, Tomas Davidovic, Ingo Wald, Vlastimil Havran, and Philipp Slusallek
Proceedings of SCCG, 2011


Combining Single and Packet Ray Tracing for Arbitrary Ray Distributions on the Intel(R) MIC Architecture
Carsten Benthin, Ingo Wald, Sven Woop, Manfred Ernst, and William R Mark
IEEE Transactions on Visualization and Computer Graphics (Volume 18, Number 9), 2011, pages 1438-1448



Active Thread Compaction for GPU Path Tracing
Ingo Wald
Proceedings of High Performance Graphics 2011



Full-Resolution Interactive CPU Volume Rendering with Coherent BVH Traversal
Aaron Knoll, Sebastian Thelen, Ingo Wald, Charles D Hansen, Hans Hagen, and Michael E Papka
Proceedings of IEEE Pacific Visualization Symposium (PacificVis), 2001, pages 3-10



2009


State of the Art in Ray Tracing Animated Scenes
Ingo Wald, William R. Mark, Johannes Guenther, Solomon Boulos, Thiago Ize, Warren Hunt, Steven G. Parker, and Peter Shirley



Screen Space Spherical Harmonics Filters for Instant Global Illumination
Benjamin Segovia and Ingo Wald
Technical Report, 2009



Coherent Multiresolution Isosurface Ray Tracing
Aaron M Knoll, Ingo Wald, and Charles D Hansen
The Visual Computer, 25 (3), 2009



Efficient Ray Traced Soft Shadows using Multi-Frusta Tracing
Carsten Benthin and Ingo Wald
Proceedings of High-Performance Graphics, 2009



2008


Adaptive Ray Packet Reordering
Solomon Boulos, Ingo Wald, and Carsten Benthin
Proceedings of the 2008 IEEE/Eurographics Symposium on Interactive Ray Tracing, 2008



Sequential Monte Carlo Adaptation in Low-Anisotropy Participating Media
Vincent Pegoraro, Ingo Wald, and Steven G. Parker
Computer Graphics Forum, 27(4), (Proceedings of the 2008 Eurographics Symposium on Rendering), 2008, pages 1097-1104



Getting Rid of Packets - Efficient SIMD Single-Ray Traversal using Multi-branching BVHs
Ingo Wald, Carsten Benthin, and Solomon Boulos
Proceedings of the IEEE/Eurographics Symposium on Interactive Ray Tracing, 2008



Ray Tracing with the BSP Tree
Thiago Ize, Ingo Wald, and Steven G Parker
Proceedings of the 2008 IEEE/Eurographics Symposium on Interactive Ray Tracing, 2008



Fast, Parallel, and Asynchronous Construction of BVHs for Ray Tracing Animated Scenes
Ingo Wald, Thiago Ize, and Steven G Parker
Computers and Graphics, 22(1), 2008



2007


Packet-based Whitted and Distribution Ray Tracing
Solomon Boulos, Dave Edwards, J. Dylan Lacewell, Joe Kniss, Jan Kautz, Peter Shirley, and Ingo Wald
Proceedings of Graphics Interface, 2007



Interactive Isosurface Ray Tracing of Time-Varying Tetrahedral Volumes
Ingo Wald, Heiko Friedrich, Aaron Knoll, and Charles D. Hansen
IEEE Transactions on Visualization and Computer Graphics (Proceedings of IEEE Visualization/InfoVis 2007), 13 (6), 2007, pages 1727-1734



Packet-based Ray Tracing of Catmull-Clark Subdivision Surfaces
Carsten Benthin, Solomon Boulos, Dylan Lacewell, and Ingo Wald
Technical Report UUSCI-2007-011, Scientific Computing and Imaging Institute, University of Utah, 2007


SIMD Ray Stream Tracing - SIMD Ray Traversal with Generalized Ray Packets and On-the-fly Re-Ordering
Ingo Wald, Christiaan Gribble, Solomon Boulos, and Andrew Kensler
Technical Report UUSCI-2007-012, Scientific Computing and Imaging Institute, University of Utah, 2007


State of the Art in Ray Tracing Animated Scenes
Ingo Wald, William R. Mark, Johannes Guenther, Solomon Boulos, Thiago Ize, Warren Hunt, Steven G. Parker, and Peter Shirley
EUROGRAPHICS 2007 State of the Art Reports


On fast Construction of SAH-based Bounding Volume Hierarchies
Ingo Wald
Proceedings of the 2007 IEEE/Eurographics Symposium on Interactive Ray Tracing, 2007



Coherent Multiresolution Isosurface Ray Tracing
Aaron Knoll, Charles Hansen, and Ingo Wald
Technical Report UUSCI-2007-001, SCI Institute, University of Utah



A Coherent Grid Traversal Approach to Visualizing Particle-Based Simulation Data
Christiaan P. Gribble, Thiago Ize, Andrew Kensler, Ingo Wald, and Steven G. Parker
IEEE Transactions on Visualization and Computer Graphics 13(4), 2007



Interactive Iso-Surface Ray Tracing of Massive Volumetric Data Sets
Heiko Friedrich, Ingo Wald, and Philipp Slusallek
Proceedings of the Eurographics Symposium on Parallel Graphics and Visualization, 2007



Interactive Ray Tracing of Arbitrary Implicits with SIMD Interval Arithmetic
Aaron Knoll, Younis Hijazi, Charles D Hansen, Ingo Wald, and Hans Hagen
Proceedings of the IEEE/Eurographics Symposium on Interactive Ray Tracing, 2007



Ray Tracing Deformable Scenes using Dynamic Bounding Volume Hierarchies
Ingo Wald, Solomon Boulos, and Peter Shirley
ACM Transactions on Graphics 26(1), 2007, pages 1-18



Asynchronous BVH Construction for Ray Tracing Dynamic Scenes on Parallel Multi-Core Architectures
Thiago Ize, Ingo Wald, and Steven G Parker
Proceedings of the Eurographics Symposium on Parallel Graphics and Visualization (EGPGV), 2007



2006


Applying Ray Tracing for Virtual Reality and Industrial Design
Ingo Wald, Andreas Dietrich, Carsten Benthin, Alexander Efremov, Tim Dahmen, Johannes Guenther, Vlastimil Havran, Hans-Peter Seidel, and Philipp Slusallek
Proceedings of the 2006 IEEE Symposium on Interactive Ray Tracing, 2006, pages 177-185



An Evaluation of Parallel Grid Construction for Ray Tracing Dynamic Scenes
Thiago Ize, Ingo Wald, Chelsea Robertson, and Steven G. Parker
Proceedings of the 2006 IEEE Symposium on Interactive Ray Tracing, 2006, pages 47--55



Interactive Isosurface Ray Tracing of Large Octree Volumes
Aaron Knoll, Ingo Wald, Steven Parker, and Charles Hansen
Proceedings of the 2006 IEEE Symposium on Interactive Ray Tracing, 2006, pages 115-124



On building fast kd-Trees for Ray Tracing, and on doing that in O(N log N)
Ingo Wald and Vlastimil Havran
Proceedings of the 2006 IEEE Symposium on Interactive Ray Tracing, 2006, pages 61-69


Ray Tracing Animated Scenes using Motion Decomposition
Johannes Guenther, Heiko Friedrich, Ingo Wald, Hans-Peter Seidel, and Philipp Slusallek
Computer Graphics Forum 25(3), 2006 (Proceedings of EUROGRAPHICS), 2006, pages 517-525



An Application of Scalable Massive Model Interaction using Shared-Memory Systems
Abe Stephens, Solomon Boulos, James Bigler, Ingo Wald, and Steven Parker
Proceedings of the Eurographics Symposium on Parallel Graphics and Visualization (EGPGV), 2006, pages 19-26



Echtzeit Ray Tracing und Interaktive Globale Beleuchtungssimulation
IT - Information Technology, Ausgezeichnete Dissertationen, 2006



Geometric and Arithmetic Culling Methods for Entire Ray Packets
Solomon Boulos, Ingo Wald, and Peter Shirley
Technical Report UUCS-06-010, School of Computing, University of Utah


Interactive Distribution Ray Tracing
Solomon Boulos, Dave Edwards, J. Dylan Lacewell, Joe Kniss, Jan Kautz, Peter Shirley, and Ingo Wald
Technical Report UUSCI-2006-022, SCI Institute, University of Utah



Ray Tracing Animated Scenes using Coherent Grid Traversal
Ingo Wald, Thiago Ize, Andrew Kensler, Aaron Knoll, and Steven G. Parker
ACM Transactions on Graphics (Proceedings of ACM SIGGRAPH), 25(3), 2006, pages 485-493



Ray Tracing on the Cell Processor
Carsten Benthin, Ingo Wald, Michael Scherbaum, and Heiko Friedrich
Proceedings of the 2006 IEEE Symposium on Interactive Ray Tracing, 2006, pages 15-23



Realtime Ray Tracing for Advanced Visualization in the Aerospace Industry
Andreas Dietrich, Ingo Wald, Holger Schmidt, Kristian Sons, and Philipp Slusallek
Proceedings of the 5th Paderborner Workshop Augmented und Virtual Reality in der Produktentstehung



2005


A Ray Tracing based Virtual Reality Framework for Industrial Design
Ingo Wald, Carsten Benthin, Alexander Efremov, Tim Dahmen, Johannes Guenther, Andreas Dietrich, Vlastimil Havran, Hans-Peter Seidel, and Philipp Slusallek
Technical Report UUSCI-2005-009, SCI Institute, University of Utah



Interactive Ray Tracing of Point-based Models
Ingo Wald and Hans-Peter Seidel
ACM SIGGRAPH Sketches and Applications, 2005



Interactive Ray Tracing of Point-based Models
Ingo Wald and Hans-Peter Seidel
Proceedings of the 2005 Symposium on Point Based Graphics, 2005



Precomputed Light Sets for Fast High Quality Global Illumination
Johannes Guenther, Ingo Wald, and Hans-Peter Seidel
ACM SIGGRAPH Sketches and Applications, 2005



Large-Scale CAD Model Visualization on a Scalable Shared-Memory Architecture
Andreas Dietrich, Ingo Wald, and Philipp Slusallek
Proceedings of Vision, Modeling, and Visualization (VMV), pages 303-310, 2005



Realtime Ray Tracing and Interactive Global Illumination
Ingo Wald
Ausgezeichnete Informatikdissertationen 2005, Dorothea Wagner et al.(eds), series GI-Edition Lecture Notes in Informatics (LNI), 2005



Faster Isosurface Ray Tracing using Implicit KD-Trees
Ingo Wald, Heiko Friedrich, Gerd Marmitt, Philipp Slusallek, and Hans-Peter Seidel
IEEE Transactions on Visualization and Computer Graphics 11(5), pages 562-572, 2005



DIRmaps : Discretized Incident Radiance Maps for High-Quality Global Illumination Walkthroughs in Complex Environments
Technical Report UUSCI-2005-010, Scientic Computing and Imaging Institute, University of Utah



Efficient Acquisition and Realistic Rendering of Car Paint
Johannes Guenther, Tongbo Chen, Michael Goesele, Ingo Wald, and Hans-Peter Seidel
Proceedings of Virtual Reality, Modeling, and Visualization (VMV) 2005, pages 487-494, 2005



2004


Balancing Considered Harmful - Faster Photon Mapping using the Voxel Volume Heuristic
Ingo Wald, Johannes Guenther, and Philipp Slusallek
Computer Graphics Forum 22(3), (Proceedings of EUROGRAPHICS), pages 595-603, 2004



VRML scene graphs on an interactive ray tracing engine
Andreas Dietrich, Ingo Wald, Markus Wagner, and Philipp Slusallek
Proceedings of IEEE Virtual Reality, 2004



Interactive Visualization of Exceptionally Complex Industrial CAD Datasets
Andreas Dietrich, Ingo Wald, and Philipp Slusallek
ACM SIGGRAPH Sketches and Applications, 2004



Realtime Caustics Using Distributed Photon Mapping
Johannes Guenther, Ingo Wald, and Philipp Slusallek
Rendering Techniques 2004 (Proceedings of EUROGRAPHICS Symposium on Rendering), pages 111-121, 2004



Realtime Ray Tracing and Interactive Global Illumination
Ingo Wald
PhD thesis, Computer Graphics Group, Saarland University, 2004



Fast and Accurate Ray-Voxel Intersection Techniques for Iso-Surface Ray Tracing
Gerd Marmitt, Andreas Kleer, Ingo Wald, Heiko Friedrich, and Philipp Slusallek
Proceedings of Virtual Reality, Modelling, and Visualization (VMV), pages 429-435, 2004



Interactive Ray Tracing of FreeForm Surfaces
Carsten Benthin, Ingo Wald, and Philipp Slusallek
Proceedings of Afrigraph, 2004



An Interactive Out-of-Core Rendering Framework for Visualizing Massively Complex Models
Ingo Wald, Andreas Dietrich, and Phlipp Slusallek
Rendering Techniques 2004 (Proceedings of the EUROGRAPHICS Symposium on Rendering), pages 81-92, 2004



2003


Realtime Ray Tracing and its use for Interactive Global Illumination
Ingo Wald, Timothy J Purcell, Joerg Schmittler, Carsten Benthin, and Philipp Slusallek
EUROGRAPHICS 2003 State of the Art Reports, 2003



The OpenRT Application Programming Interface - Towards A Common API for Interactive Ray Tracing
Andreas Dietrich, Ingo Wald, Carsten Benthin, and Philipp Slusallek
Proceedings of the 2003 OpenSG Symposium, pages 23-31, 2003


Streaming Video Textures for Mixed Reality Applications in Interactive Ray Tracing Environments
Andreas Pomi, Gerd Marmitt, Ingo Wald, and Philipp Slusallek
Proceedings of Vision, Modeling, and Visualization (VMV), pages 261-269, 2003



A Scalable Approach to Interactive Global Illumination
Carsten Benthin, Ingo Wald, and Philipp Slusallek
Computer Graphics Forum 22(3), (Proceedings of EUROGRAPHICS), pages 621-630, 2003



Interactive Global Illumination in Complex and Highly Occluded Environments
Ingo Wald, Carsten Benthin, and Philipp Slusallek
Proceedings of the 14th EUROGRAPHICS Symposium on Rendering, P.H. Christensen and D. Cohen-Or (editors), pages 74-81, 2003



Interactive Ray Tracing on Commodity PC clusters - State of the Art and Practical Applications
Ingo Wald, Carsten Benthin, Andreas Dietrich, and Philipp Slusallek
Lecture Notes in Computer Science, volume 2790 (Proceedings of Euro-Par), pages 499-508, 2003



Distributed Interactive Ray Tracing of Dynamic Scenes
Ingo Wald, Carsten Benthin, and Philipp Slusallek
Proceedings of the IEEE Symposium on Parallel and Large-Data Visualization and Graphics (PVG), pages 77-86, 2003



2002


SaarCOR - A Hardware Architecture for Ray Tracing
Joerg Schmittler, Ingo Wald, and Philipp Slusallek
Proceedings of Graphics Hardware, pages 1-11, 2002



OpenRT - A Flexible and Scalable Rendering Engine for Interactive 3D Graphics
Ingo Wald, Carsten Benthin, and Philipp Slusallek
Technical Report TR-2002-01, Computer Graphics Group, Saarland University, 2002



Interactive Global Illumination using Fast Ray Tracing
Ingo Wald, Thomas Kollig, Carsten Benthin, Alexander Keller, and Philipp Slusallek
EGRW '02 (Proceedings of the 13th Eurographics workshop on Rendering), pages 15-24, 2002



Interactive Headlight Simulation - A Case Study of Interactive Distributed Ray Tracing
Carsten Benthin, Tim Dahmen, Ingo Wald, and Philipp Slusallek
EUROGRAPHICS Workshop on Parallel Graphics and Visualization (PGV), pages 81-88, 2002



2001


State of the Art in Interactive Ray Tracing
Ingo Wald and Philipp Slusallek
EUROGRAPHICS 2001 State of the Art Reports, 2001



Interactive Distributed Ray Tracing of Highly Complex Models
IngoWald, Philipp Slusallek, and Carsten Benthin
Proceedings of the EUROGRAPHICS Workshop on Rendering 2001, S.J. Gortler and K. Myszkowski (editors), pages 274-285



Interactive Rendering with Coherent Ray-Tracing
Ingo Wald, Carsten Benthin, Markus Wagner, and Philipp Slusallek
Computer Graphics Forum 20(3), (Proceedings of EUROGRAPHICS), 2001, pages 153-164


2000


Efficient Importance Sampling Techniques for the Photon Map
Alexander Keller and Ingo Wald
Proceedings of "Vision, Modelling, and Visualization", 2000


Photorealistic Rendering with the PhotonMap
Ingo Wald


1999


Diplomarbeit (Masters thesis equivalent), August 1999