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www.vacet.org Tom Fogal Parallel Rendering && VisIt Infrastructure

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Parallel Rendering && VisIt Infrastructure. Tom Fogal. Impact. Infrastructure projects Efficient parallel rendering in VisIt VisIt infrastructure: process, community outreach “Basic” infrastructure: wide range of groups Most applicable: large data “Too big to move” groups - PowerPoint PPT Presentation

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Page 1: Tom Fogal

www.vacet.org

Tom Fogal

Parallel Rendering && VisIt Infrastructure

Page 2: Tom Fogal

Impact

• Infrastructure projects– Efficient parallel rendering in VisIt– VisIt infrastructure: process, community outreach

• “Basic” infrastructure: wide range of groups• Most applicable: large data

– “Too big to move” groups– 20 seconds is too long for volume rendering!

• Accelerate it (now)• Other approaches (later)

• CI-testing, BTS: all VisIt development

www.vacet.org

Page 3: Tom Fogal

Back to the Future

• Tuvok / VisIt integration• Multi-GPU Distributed Volume Rendering• New Bug tracking system• IceT and related work• GLEW / Mesa issues sorted out (AIX)• GPU – IO paper

www.vacet.org

Page 4: Tom Fogal

Multi-GPU Parallel Volume Rendering

www.vacet.org

Page 5: Tom Fogal

VisIt/VisTrails – Web

www.vacet.org

Page 6: Tom Fogal

VisTrails Integration

www.vacet.org

Page 7: Tom Fogal

Input Needed – Parallel Rendering

www.vacet.org

Page 8: Tom Fogal

Future - Multiresolution

www.vacet.org

• Colleague integrated multires operator, DB• Basic implementation now• Expand in this cycle

Page 9: Tom Fogal

Future Work

• Parallel VisIt GPU access (2.1)• Multiresolution in VisIt• BTS• CI improvements• Infrastructure: Plot OpenGL use (2.1)• GLEW v2?• VisIt/Tuvok (2.2?)• Long term: tiled rendering?

www.vacet.org

Page 10: Tom Fogal

End

• Thanks– Cyrus (LLNL) – Mesa/GLEW, buildbot– Jianrong (Utah) – GLEW, particularly win32/GLEW– Hank – IceT interface issues needed for default,

paper

www.vacet.org

Questions?