SEDRIS Data Representation Model Overview

Tutorial Description

Tutorial Description, continued

Agenda

Agenda

Short Refresher on SEDRIS Technologies

Short Refresher on SEDRIS Technologies

Short Refresher on SEDRIS Technologies

Short Refresher on SEDRIS Technologies

Agenda

What The DRM Is . . . and Isn’t

What The DRM Is . . . and Isn’t

What you should be able to do afterward

Agenda

UML Notation Topics

UML Notation - References

UML Notation Topics

Is-A Relationship in UML

Why Have Abstract Classes?

Is-A Relationship in UML: Seaplane Example

Is-A Relationship in UML: DRM Example

UML Notation Topics

Has-A Relationship in UML: Aggregation

Has-A Relationship in UML: Seaplane Example

Multiplicity in UML: Airplane Example

Multiplicity in UML: DRM Example

Multiplicity in UML: Airplane Example

Multiplicity in UML: DRM Examples

UML Notation Topics

Associations in UML

Associations in UML: DRM Example

UML Notation Topics

Multiplicity for Sharing

Sharing Components: DRM Example

Why Share?

Why Share?Triangle Strip as an Example of Sharing

Before Diving In ...

Agenda

The SEDRIS Data Representation Model: Overview

And now, the DRM — 360 classes . . .

Use the Online Dictionary!Let’s pause at this point to show you what it looks like . . .

Agenda

How to Assemble the Pieces

<Environment Root> -A World in Which We Live

What is a Spatial Reference Frame?

<Environment Root > -A World in Which We Live

<Libraries> as Organizers

<Transmittal Root> and Its Components

<Transmittal Root> and Its Components

<Transmittal Root> and Its Components: <Transmittal Summary>

<Transmittal Root> and Its Components: metadata

Agenda

Examples of Geometry and Feature Building Blocks

The Basics of Organizing<Primitive Geometry>

<Primitive Geometry> in the DRM

Reasons for Ordering<Union of Primitive Geometry> - Rendering

Geometric Example: How Would We Represent the Lake Amphibian with the DRM?

Seaplane as <Union of Primitive Geometry>

Flexibility of <Polygon> as a Class

Examples of Geometry and Feature Building Blocks

Instance of a Simple Triangular Polygon

Suppose we want to reuse colors?

Suppose we want to use textures?

Texture Mapping with<Image Mapping Functions>

Instance of a Texture-Mapped Triangular Polygon

Suppose We Want to Specify Properties of the Surface?

<Property> and Its Subclasses

Why 3 Subclasses of <Property>?

Example of a<Polygon> withSurface Material Information

Examples of Geometry and Feature Building Blocks

<Geometry>, <Features>, and the DRM

Suppose We Want Multiple Instances of the Lake Amphibian?

<Model> - Seaplane Example

Examples of Geometry and Feature Building Blocks

Subclasses of Geometry Hierarchy: Geometry Model Instance

Suppose We Want to Distinguish the Component Parts of this <Model>?

<Geometry Model Instance> and <Transformation>

<Geometry Model Instance> and<LSR Transformation>

<Geometry Model Instance> and<LSR Transformation>: Example

Examples of Geometry and Feature Building Blocks

<Models> Used in the World

<Geometry Model Instance> and<World Transformation>

<Geometry Model Instance> and<World Transformation>: Example

<Geometry Model Instance> in the ‘World’

Alternating <Geometry> and <Feature> Examples: Building Blocks

Well, what is our ‘world’ for these examples?

Building -Typical <Geometry Model Instance>

Building as a <Geometry Model Instance>

<Primitive Features> in the DRM

Building - Typical <Point Feature>

Possible <Feature> Components

Building as <Point Feature>

Examples of Geometry and Feature Building Blocks

Road Example: Represented as<Union of Primitive Geometry>

Road As <Union of Primitive Geometry>

Typical <Linear Feature>: Road

Road As <Linear Feature>

Examples of Geometry and Feature Building Blocks

Lake Example - Represented as Geometry

Polygon Flags

Lake as <Union of Geometry Hierarchy>

<Areal Feature> Example of Lake

Lake as <Areal Feature>

Subclasses of <Geometry Hierarchy>:<Property Grid Hook Point>

<Data Tables>, <Property Grids>, and <Property Grid Hook Point>

<Data Table> Subclasses

Why 3 Subclasses of <Property>?

<Properties> and <Property Characteristics>

Structure of a <Data Table>

<Property Grid>: Bathymetry Example

<Property Grid>: Bathymetry Example

<Property Grid>: Bathymetry Example

<Property Grid>: Meteorology Example

Summary of Preceding Section

Agenda

Aggregate (Organizing) Classes

Aggregate (Organizing) Classes:Common Fields

Aggregate (Organizing) Classes Fields: Feature Topology Level

Subclasses of <Geometry Hierarchy>:<Aggregate Geometry>

Subclasses of <Feature Hierarchy>:<Aggregate Feature>

Example - Tahoe National Forest

Example of Organization -Lack Thereof, on the Data Provider’s Part

Component “Inheritance”

Inheritance Rules, Cheat Sheet Version

Organizing Principles

Organizing Principles

Organization - Classification Related Example

Organization - Classification Related

Organizing Principles

Organization - State Related

<State Related Geometry> Example

<State Related Geometry> Example:Changing State

Organizing Principles

Organization - Spatial Index Related

Organizing Principles

Organization - Level of Detail Related

Organization - Spatial Index Related andLevel of Detail Related Example

Organizing Principles

Organization - Perimeter Related

Organizing Principles

Organization - Time Related

Remaining Organizing Principles

We’ve now learned the basics of the DRM.

Agenda

Advanced Topics

<Vertices with Component Indices> and <Hierarchical Tables>

<Hierarchical Table> Example -Without <Location Table>

<Hierarchical Table> Example -With <Location Table>

<Reference Surface>

Role of <Control Links>

<Control Links> and <Expressions>

<Control Links> and <Variables> in Practice

Business Rules Applied to <Variables>

Exercise for the Students:<Rotation Control Link> Example

Exercise for the Students:<Rotation Control Link>

Exercise for the Students:<Rotation Control Link>

Exercise for the Students:Instancing the Weather Vane <Model>

Future Work

Summary