Animation of Human Body

Dr Chandrajit Bajaj

Sue Baldor, Zaiqing Xu, Florian Mayer, Matthias Wiesen, Sangmin Park, Kevin Baldor, Young-in, Jessica, Vinay

Project reports

Project status

Steps

• Authoring Phase
  

  1. Building Static Objects

  2. Building a Scene + Guide-map

  3. Building Dynamic Objects

• Browsing Phase with interactive viewing
  

  4. Fast Interactive Browsing + Use of Guide-map for Controlled Tour

  5. Multi-Tiled Display

1. Building Static Objects

Participants    Sue Baldor, Zaiqing Xu, Florian Mayer

Approaches    There are two approaches which can be followed

• Iso-contouring
  
  
  
  Papers
  
  X. Zhang, C. Bajaj, W. Blanke
  Scalable Isosurface Visualization of Massive Datasets on COTS-Cluster
  Proc. of IEEE 2001 Symposium on Parallel and Large-Data Visualization and Graphics, pg. 51-58, San Diego, CA, 2001 (pdf)
  
  C. Bajaj, V. Pascucci, D.Thompson, X.Y. Zhang
  Parallel Accelerated Isocontouring for Out-Of-Core Visualization,
  In Proceedings of IEEE Parallel Visualization and Graphics Symposium, October 24-29,1999 San Francisco, CA, pages 97 - 104. (ps) (pdf)
  
  C. L. Bajaj, V. Pascucci, D. R. Schikore
  Seed Sets and Search Structures for Optimal Isocountour Extraction,
  TICAM report #99-35 (ps.gz) (pdf)
  
  C. Bajaj, V. Pascucci
  Progressive IsoContouring,
  TICAM report #99-36 (ps.gz) (pdf)

  Code

  • Dr Xiaoyu's Parallel Iso-contouring code.

   

• Tiling
  
  
  Papers
  
  C. Bajaj, E. Coyle, K-N. Lin
  Tetrahedral Meshes from Planar Cross Sections,
  Computer Methods in Applied Mechanics and Engineering, Vol. 179 (1999) 31-52 (ps.gz) (pdf)
  
  C. Bajaj, E. Coyle, K. Lin
  Arbitrary Topology Shape Reconstruction from Planar Cross Sections
  Graphical Models and Image Processing,, vol. 58, no. 6 (1996), 524-543 (pdf)

            Code

• Hexadecimal and tetrahedral tiling codes.

Results

Problems

2.  Building a Scene + Guide-map

Participants      Matthias Wiesen

Guide-map       Editable 2D representation to capture 3D region of interests as well as history visitation and exploration

Results

Problems

3. Building Dynamic Object

Participants   Young-in, Jessica, Vinay

Papers

C. L. Bajaj, C. Baldazzi, S. Cutchin, A. Paoluzzi, V. Pascucci and M. Vincentino.
A Programming Approach for Complex Animations.
Computer Aided Design 31:11(1999) 695-710 (pdf)

C. Bajaj,C. Baldazzi, S. Cutchin, A. Paoluzzi, V. Pascucci and M. Vicentino
Animations through Geometric Programming (ps) (pdf)

C. Bajaj, F. Bernardini, E. Sacks, D. Schikore, K. Lin
Physical Simulation of the Visible Human Joints
Accepted for presentation at The Visible Human Project Conference, 1996.

C. Bajaj, F. Bernardini, V. Pascucci, D. Schikore
Interrogative Visualization of the Visible Human Datasets
Accepted for presentation at The Visible Human Project Conference, 1996.

C. Bajaj, S. Cutchin
The GATI Client-Server Animation Toolkit
Proceedings: Computer Graphics International, CGI93, Communicating with Virtual Worlds, edited by N. Thalmann and D. Thalmann, Springer Verlag, (1993), 413-423

C. Bajaj
Electronic Models of the Human Anatomy
Curves and Surfaces in Computer Vision and Graphics II,
Proceedings: Symposium on Electronic Imaging Science Technology, Boston, Massachusetts, vol. 1610, (1991), 230-237

Current animation projects:

– http://www.ices.utexas.edu/ccv/papers_old/onlinepapers/vhp-vis-html/vhp-vis.html

http://ligwww.epfl.ch/~thalmann/charm.html

http://h-anim.org/

http://www.martinb.com/threed/h_anim/

Code

GATI, PLASM animation toolkits

Results

Problems

4.Fast Interactive Browsing + Use of Guide-map for Controlled Tour

Participants    Kevin Baldor

Software    DAG-based multiresolution tool

Example of Fly through from the web

Papers

Multi-Resolution Dynamic Meshes with Arbitrary Deformations
A. Shamir, C. L. Bajaj, V. Pascucci
Proc of IEEE Visualization Conference 2000, Salt Lake City, Utah, pg 423 - 430 ( pdf)

Results

Problems

5. Multi-Tiled Display

    Participants   Sangmin Park

    (a) Chromium : interactive rendering system running on a cluster of workstations

Greg Humphreys, Matthew Eldridge, Ian Buck, Gordon Stoll, Matthew Everett and Pat Hanrahan
WireGL : A Scalable Graphics System for Clusters
Proceedings of SIGGRAPH 2001 (pdf)

    (b) Performer : high level OpenGL library maximizing graphics performance

    (c) Perfly (Performer Fly-through) : a visual simulation program with terrain following, eye-tracking.

    (d) Viz Lab Back Project Screen (5 * 2) driven by alpha1-10( PC cluster)

Results

Problems