Introduction to Scientific Visualization with VTK

11/17/98


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Table of Contents

Introduction to Scientific Visualization with VTK

Visualization

Graphs are one kind of visualization

We are interested in more complex data

Some examples

More Examples

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Some Clarification

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Immersive Virtual Reality Visualization

Imaging, or Image Processing

Image Processing; Edge Detection

Computer Graphics

Computer Graphics

Computer Graphics

Rendering

Image Based Rendering

Object Based Rendering: Ray Tracing

Volume Rendering

Computer Graphics: Coordinate Systems

Computer Graphics: Transformations

Transformation Matrix

Scaling, Rotation

Visualization is more than computer graphics

Using VTK for Scientific Visualization

VTK - An OO Scientific Visualization, Processing and Graphics System

The VTK Model - A simple example

Data Representation - Cells & Points

Cells specify Topology

Cells

Meshes are made of Cells

VTK Dataset Types

Datasets

Unstructured Grid

How are unstructured meshes different than regular grids?

Data Attributes Assigned to points(VTK) or cells

Visualization of Attributes

Visualization of Attributes

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Some Transformations

Some Transformations

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Your Assignment

Your Assignment

The Output

Assignment Resource Location

Author: Terry Disz

Email: [email protected]

Home Page: http://www.mcs.anl.gov/~disz

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