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KONWIHR II – Computational Steering. Miriam Mehl Juni 2009. Outline. motivation involved codes related projects work in progress first results outlook acknowledgements. Outline. motivation involved codes related projects work in progress first results outlook acknowledgements.

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Outline
Outline

motivation

involved codes

related projects

work in progress

first results

outlook

acknowledgements


Outline1
Outline

motivation

involved codes

related projects

work in progress

first results

outlook

acknowledgements


Motivation
Motivation

fast interactive computations

accurate analysis on HPC systems

smooth integration of both


Outline2
Outline

motivation

involved codes

related projects

work in progress

first results

outlook

acknowledgements


Involved codes peano
Involved Codes – Peano

PDE Framwork

event-driven application plug-in

hierarchical multilevel data

high memory efficiency

parallelisation + load balancing


Involved codes ifluids
Involved Codes – iFluids

Lattice-Boltzmann flow solver

Parallelisation

Steering

orthoslices

streamlines

remote computations and rendering (Hitachi, e.g.)

local visualisation

MPI communication

KONWIHR I


Outline3
Outline

motivation

involved codes

related projects

work in progress

first results

outlook

acknowledgements


Related projects
Related Projects

virtual climate chamber

Source:

Jérôme Frisch


Related projects1
Related Projects

virtual climate chamber

Globale Änderungen

Visualisierung

THESEUS-FE Solver

.tfe

.hdf

Temperatur-

daten (o.ä.)

THERMOREGULATION

INTERFACE

iFluids,

CFX, …

aktuelle

Rand-

bedingungen

Benutzer

aktuelle

Rand-

bedingungen

Temperatur-

daten (o.ä.)

Geometrie

param.

Geometrie-

modell

Visualisierung

VCC GUI

Geometrie

(als NAS Datei)

Globale Änderungen

Source:

Jérôme Frisch


Related projects2
Related Projects

virtual climate chamber

Source:

Jérôme Frisch


Related projects3
Related Projects

computational steering for orthopeadics (IGSSE 1-7)

structural mechnanics

finite cell method

in cooperation with Westermann (visualisation)

Source: Martin Ruess


Related projects4
Related Projects

computational steering for orthopeadics (IGSSE 1-7)

work in progress

Source: Martin Ruess


Outline4
Outline

motivation

involved codes

related projects

work in progress

first results

outlook

acknowledgements


Work in progress
Work in Progress

exploit hierarchy

very fast first response on interactive changes

successive refinement during interactive communication

smooth integration of HPC batch jobs for accurate analysis

h-refinement (Peano), p-refinement (Adhoc)

fast response

successive refinement

accurate analysis (HPC)


Work in progress1
Work in Progress

exploit hierarchy

very fast first response on interactive changes

successive refinement during interactive communication

smooth integration of HPC batch jobs for accurate analysis

h-refinement (Peano), p-refinement (Adhoc)

stacks

input stream

output stream

new dof

eliminated dof


Work in progress2
Work in Progress

direct interaction with 3D data

geometry changes / deformations

DATA

Visualization algorithms

FILTER

MAPPING

DISPLAY

Interactive feedback

Source: Atanas Atanasov


Outline5
Outline

motivation

involved codes

related projects

work in progress

first results

outlook

acknowledgements


First results
First Results

computational steering with Peano – user interface

Source: Atanas Atanasov


First results1
First Results

computational steering with Peano – visualisation

streamlines

Source: Atanas Atanasov


First results2
First Results

computational steering with Peano – visualisation

glyphs

Source: Atanas Atanasov


First results3
First Results

computational steering with Peano – visualisation

isosurfaces

slices

Source: Atanas Atanasov


Outline6
Outline

motivation

involved codes

related projects

work in progress

first results

outlook

acknowledgements


Outlook
Outlook

further exploitation of hierarchy with Peano

finishing of the direct interaction with 3D data

adaption of iFluids for HLRBII

integration of particle simulation


Outline7
Outline

motivation

involved codes

related projects

work in progress

first results

outlook

acknowledgements


Acknowledgements
Acknowledgements

Prof. Hans-Joachim Bungartz

Prof. Ernst Rank

Dr. Christoph van Treek

Dr. Martin Ruess

Dr. Ralf Mundani

Tobias Neckel

Jérôme Frisch

Atanas Atanasov


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