ParVox - A Parallel Splatting Volume Rendering System for Distributed Visualization

1/16/98


Click here to start


Table of Contents

ParVox - A Parallel Splatting Volume Rendering System for Distributed Visualization

Outline

Introduction

System Overview

ParVox User Interface

Sample ParVox Images

PPT Slide

More ParVox Images.....

PPT Slide

Background

Rendering Basic

Volume Rendering Pipeline

Splatting

Splatting

Splatting/Compositing

Image Space Decomposition

Parallel Object Decomposition

Parallel Algorithm Overview

Splatting across Processor Boundaries

Splatting across Processor Boundaries

Object Space Decomposition

Parallel Compositing

Image Space Decomposition - Compositing

Direct Send Communication

Direct Send Communication

Final Compositing

Asynchronous Buffer Update

Final Image Output

Wavelet Compression Algorithm

Wavelet Compression

Parallel Compression Steps

Compression Ratio vs Image Quality

Compression Ratio vs Image Quality

Performance -- Parallel Splatting

Performance -- Parallel Splatting

Performance -- Wavelet Compression

Performance -- Timing Distribution

Performance -- End-to-end rendering

Conclusion

Future Direction

Author: Peggy Li