The Alliance Visualization Program

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The Alliance Visualization Program

• Talk given to Sandia and Lawrence Livermore
  National Laboratories
• February 19, 1998

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The Alliance National Technology Grid -
Prototyping the 21st Century Infrastructure
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Visual Supercomputing GoalMake Analysis as
Powerful as Simulation

• Virtual Director in CAVE
• 1000 Hour SDSC Supercomputer Run to Generate
  Data
• Tens of Thousands of Hours of NCSA SGI Time to
  Render Data
• Cross-Country Transfer to IMAX Film of Massive
  Amounts of Data

Colliding Galaxies (Smithsonian IMAX)-Donna Cox,
Bob Patterson, NCSA-From Cosmic
Voyage-Nominated for Academy Award 1997
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Alliance Visualization Development and
Deployment Partners
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Alliance Visualization Technologies

• Interactive Immersive Discovery
• Tom DeFanti, EVL, Univ. of Illinois at Chicago
• Asynchronous High Resolution Analysis
• Paul Woodward, LCSE, Univ. of Minnesota
• Collaborative Virtual Environments
• Rick Stevens, MCSD, Argonne Nat. Lab.
• Computational Steering
• Chris Johnson, Univ. of Utah

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Visual Immersive Environments - The University
of Illinois_at_Chicago CAVE
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Caterpillars Distributed Virtual Reality
Data courtesy of Valerie Lehner, NCSA, 1996
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Using Intranet Technologies to Form Alliance
Electronic Communities

• CAVE and ImmersaDesk Systems
• Hypernews Forums
• User Lists
• Application Galleries
• Shared Programs

http//www.ncsa.uiuc.edu/Indices/Spotlight/ Featur
es/feature_CAVERNUS.html
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Collaborative Virtual Environment -Environmental
Modeling
Coupling Chesapeake Bay Simulations and Databases
ImmersaDesks
DREN
SGI Onyx (CEWES) Vicksburg, MS
vBNS
SGI Onyx (NCSA)
SGI Onyx (U. Wisc)
SGI Onyx (Old Dominion)
Integrated M-Bone Videoteleconferencing
John Shalf,Polly Baker NCSA Mike Stephens and
Carl Cerco, CEWES
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HydroNet -- Alliance vBNS Collaboration Grid
Robert Patterson, NCSA
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Narrative, Immersive, Constructivist/Collaborative
Environments (NICE)
Jason Leigh-EVL, UIC
http//www.ice.eecs.uic.edu/nice/
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Tele-Immersion Networking Requirements
Source Tom DeFanti (UIC), Rick Stevens (ANL)
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Terabyte Digital Playback of High Res. Data
-Analysis of Turbulent Fluid Using the Power
Wall
Laboratory for Computational Science and
Engineering, Univ. of Minnesota
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Putting a Window in the Supercomputer Oven-
Coupling the vBNS to Scalable Computing
Evolution of a Red Giant with White Dwarf Core
Surface View
Interior View
Data Moved From NCSA over vBNS to U
Minnesota- Visualization at SC97 While Week Long
Simulation Runs at NCSA vBNS Gives 100-Fold
Thruput Increase Over Commercial Internet!
Porter, Anderson, Habermann, Ruwart, Woodward ,
LCSE,Nov. 1997
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Alliance National Technology GridWorkshop and
Training Facilities
Powered by Silicon Graphics Linked by the NSF vBNS
Jason Leigh and Tom DeFanti, EVL Rick Stevens,
ANL
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Visual Computational Steering -The University of
Utah SCIRun
Chris Johnson, SCI, Univ. of Utah
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SCIRun
Example Combustion C-SAFE SCIRun Network
Chris Johnson, SCI, Univ. of Utah
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NCSA Visualization Tool Development

• AVS, VTK
• Volumetric Analysis
• VRML
• Code Visualization
• Server Push
• Haptic Interface
• Digital Video
• MPEG
• Streaming
• Desktop CAVE

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Visual Supercomputing - Blast Damage to Buildings
DOD Modernization PET Program CTH for Blast,
DYNA3D for Structure Response Used SGI/Cray T3E,
C90, Origin, Onyx, Octane
Polly Baker, Randy Heiland and Dave Bock,
NCSA Raju Namburu, Mike Stephens, CEWES, Kent
Eschenberg, Nichols Research Corp
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Emergence of Large Scale Structure Using
Traditional MPP Supercomputer
Fly Thru
Evolution
512x512x512 Run on 512-node CM-5
Source Greg Bryan, Mike Norman, NCSA
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NCSA CRUMBS Used for Volumetric Visualization of
Star Formation Simulation
Source Balsara and Brady, NCSA
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Use of Shared Memory Adaptive Grids -Alliance
Cosmology Team
64x64x64 Run with Seven Levels of Adaption on SGI
Power Challenge, Locally Equivalent to
8192x8192x8192 Resolution
Source Greg Bryan, Mike Norman, John Shalf, NCSA
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NCSA Visualization --VRML Viewers
http//infinite-entropy.ncsa.uiuc.edu/Projects/Amr
Wireframe/
John Shalf on Greg Bryan Cosmology AMR Data
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Information Visualization of Executing Parallel
Software
Dan Reed, UIUC CS
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NCSA Visualization -- Server Push Technology
Particles Moving Through Flow Field Computed on
SGI Octane Realtime Viewing Using Web Browser on
Win95 PC
http//woodall/dbock/projects/RemoteViewIndex.html
Polly Baker and David Bock, NCSA
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NCSA Habanero - Collaborative Support for
Scientific Teams
Image Courtesy of Ken Bishop (U Kansas) Alliance
Chem. Eng. Team
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Visual Supercomputing --Adding Touch to Virtual
Environments

• SGI Desktop Environment for Molecular Docking
• Visual, Auditory, and Haptic Info. on Bonding
• Ported to ImmersaDesk Simulation on SGI Origin

DOD Modernization PET Program ASC Comp. Chemistry
Materials Team
Ruth Pachter, ASC/AFRL Polly Baker, NCSA
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Alliance Researchers Using a Digital
VideoComputational Infrastructure
CAVE Virtual Director
Habanero Teams
Desktop Video Teleconferencing
Internet, vBNS
Individual Desktops
Create Digital Video Animation Concurrently with
Supercomputing
Digital Video Server
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Alliance Virtual Environments Tools - Linking
CAVE to Vis5D CAVE5D
Interactive visualizations of time-varying,
3-dimensional Vis5D data sets in CAVE
environments
http//www.ncsa.uiuc.edu/VR/cavernus/CAVE5D/Cave5d
.html
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Using NCSAs Virtual Director in CAVE5D to
Create a Digital Video Output
Donna Cox, Robert Patterson, Stuart Levy,
NCSAVirtual Director Team
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Using CAVE5D with NCSAs Virtual Director to
Analyze Chesapeake Bay Simulations
Alliance Environmental Hydrology Applications
Team Glen Wheless and Cathy Lascara, Center for
Coastal Physical Oceanography, Old Dominion
University
Fish Larvae at Mouth of the Bay 15 Day
Period Salinity (Red-High, Yellow-Low)
Donna Cox, Robert Patterson, Stuart Levy,
NCSAVirtual Director Team
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NCSAs Virtual Director in CAVE5D Three-Way
Collaboration
Donna Cox, Robert Patterson, Stuart Levy,
NCSAVirtual Director Team
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Thunderstorm 1988 - Batch Process Scientific
Visualization
Simulation of a Severe Thunderstorm
Wilhelmson and Arrott et al. NCSA
http//www.ncsa.uiuc.edu/SCMS/Metascience/Articles
/ MS_Study-Numerically-Modeled-Severe-Storm-Wilhel
mson.html
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Thunderstorm - Tornado SimulationAnalysis in the
CAVE using Virtual Director
Yellow Iso Vorticity Trajectories Wind
Flow Grey Iso Rainwater Cloud
Donna Cox, Robert Patterson, Stuart Levy, NCSA
Virtual Director Team Bruce Lee Bob Wilhelmson,
Simulation