List of Figures

| Table of Contents | List of Figures | List of Examples | List of Tables |

Figure 1. Scene Graph Symbols

Figure 2. Plate 1

Figure 3. Plate 2

Figure 4. Plate 3

Figure 5. Plate 4

Figure 6. Plate 5

Figure 7. Plate 6

Figure 8. Plate 7

Figure 9. Plate 8

Figure 10. Plate 9

Figure 11. Plate 10

Figure 12. Plate 11

Figure 13. Plate 12

Figure 14. Plate 13

Figure 15. Plate 14

Figure 16. Plate 15

Figure 17. Plate 16

Figure 18. Plate 17

Figure 19. Plate 18

Figure 20. Plate 19

Figure 21. Plate 20

Figure 22. Plate 21

Figure 23. Plate 22

Figure 24. Plate 23

Figure 25. Plate 24

Figure 26. Plate 25

Figure 27. Plate 26

Figure 28. Plate 27

Figure 29. Plate 28

Figure 30. Plate 29

Figure 31. Plate 30

Figure 32. Plate 31

Figure 33. Plate 32

Figure 34. Plate 33

Figure 35. Plate 34

Figure 36. Plate 35

Figure 37. Plate 36

Figure 38. Plate 37

Figure 39. Plate 38

Figure 40. Plate 39

Figure 41. Plate 40

Figure 1-1. Inventor Architecture

Figure 1-2. Example of a Scene Graph

Figure 1-3. Handle-Box Manipulator

Figure 1-4. Example of a Component: Directional Light Editor (lower right)

Figure 1-5. Inventor Class Tree Summary (Part 1 of 3)

Figure 1-6. Inventor Class Tree Summary (Part 2 of 3)

Figure 1-7. Inventor Class Tree Summary (Part 3 of 3)

Figure 3-1. An Inventor Database

Figure 3-2. Shape-Node Classes

Figure 3-3. Property-Node Classes

Figure 3-4. Group-Node Classes

Figure 3-5. Simple Group

Figure 3-6. Combining Groups

Figure 3-7. Separator Groups

Figure 3-8. Scene Graph with Level-of-Detail Node

Figure 3-9. Different Levels of Detail for an Object

Figure 3-10. Scene Graph Showing Shared Instancing of the Leg Group

Figure 3-11. Rendered Image of the Robot

Figure 3-12. Path Representing the Left Foot

Figure 3-13. Reference Counts

Figure 3-14. Incrementing the Reference Count

Figure 3-15. Decrementing the Reference Count

Figure 4-1. Camera-Node Classes

Figure 4-2. View Volume and Viewing Projection for an SoPerspectiveCamera Node

Figure 4-3. View Volume and Viewing Projection for an SoOrthographicCamera Node

Figure 4-4. Mapping the Camera Aspect Ratio to the Viewport

Figure 4-5. Scene Graph for Camera Example

Figure 4-6. Camera Example

Figure 4-7. Light-Node Classes

Figure 4-8. Light Types

Figure 4-9. Fields for SoSpotLight Node

Figure 4-10. Scene Graph for Light Example

Figure 5-1. Shape-Node Classes

Figure 5-2. Nodes Used to Create a Simple Indexed Face Set

Figure 5-3. Scene Graph for Face Set Example

Figure 5-4. Scene Graph for Indexed Face-Set Example

Figure 5-5. Scene Graph for Triangle Strip Set Example

Figure 5-6. Scene Graph for Quad Mesh Example

Figure 5-7. Property-Node Classes

Figure 5-8. Scene Graph for Material Binding Example

Figure 5-9. Cumulative Effect of Transformation Nodes

Figure 5-10. Two Groups with Transformations in Different Order

Figure 6-1. 2D Text Example

Figure 6-2. Defining a Customized Profile for 3D Text

Figure 6-3. 2D Plane for Drawing a Text Profile

Figure 6-4. Scene Graph for Simple 3D Text Example

Figure 6-5. Scene Graph for Advanced 3D Text Example

Figure 7-1. Texture Mapping

Figure 7-2. Texture Coordinates

Figure 7-3. Wrapping the Texture around the Object

Figure 7-4. Format for Storing a One-Component Texture in Memory

Figure 7-5. Format for Storing a Two-Component Texture in Memory

Figure 7-6. Format for Storing a Three-Component Texture in Memory

Figure 7-7. How the SoTexture2Transform Node Relates to the Texture Coordinates

Figure 7-8. Effects of Different Scale Factors on a Texture Map

Figure 7-9. Default Texture Mapping for SoSphere

Figure 7-10. Default Texture Mapping for SoCube

Figure 7-11. Default Texture Mapping for SoCylinder

Figure 7-12. Default Texture Mapping for SoCone

Figure 7-13. Default Texture Mapping for SoNurbsSurface

Figure 7-14. Default Texture Mapping for SoText3

Figure 8-1. Mapping a Parametric Curve to Object Space

Figure 8-2. Using Control Points to Shape the Curve

Figure 8-3. Piecewise Cubic Curve

Figure 8-4. Continuity of a Curve

Figure 8-5. Control Points Influence the Curve

Figure 8-6. B-Spline Basis Function

Figure 8-7. Uniform Knot Sequence

Figure 8-8. Knot Multiplicity

Figure 8-9. Cubic Bezier Curve

Figure 8-10. Rational Curves

Figure 8-11. Scene Graph for B-Spline Curve Example

Figure 8-12. Curved Surfaces

Figure 8-13. Scene Graph for a Bezier Surface

Figure 8-14. Scene Graph for Trimmed Bezier Surface

Figure 8-15. Trim Curves Used in Example 8-4

Figure 9-1. Action Classes

Figure 9-2. Shared Instances of a Shape Node

Figure 9-3. Caching a Shape

Figure 9-4. Caching a Shape along with a Changing Property Node

Figure 9-5. Applying SoGetMatrixAction to a Path

Figure 9-6. Cone Representing the Picking Ray for a Perspective Camera

Figure 9-7. Path to Picked Point and Detail List

Figure 9-8. Detail Classes

Figure 10-1. Event Processing in Inventor

Figure 10-2. Event Classes

Figure 10-3. Inserting an SoSelection Node

Figure 10-4. Scene Graph with Manipulators

Figure 10-5. Picking a Shape Node

Figure 10-6. Highlight Classes

Figure 10-7. Top-Level Selection Policy (left) and Default Selection Policy (right)

Figure 11-1. Adjusting Path Indices to Account for Separator Groups

Figure 11-2. Scene Graph for a Scene with Three Spheres

Figure 11-3. Pick Path for Violet Sphere

Figure 11-4. Shared Instances of Nodes

Figure 12-1. Sensor Classes

Figure 12-2. Triggering and Rescheduling Timers

Figure 13-1. Mechanisms Made from a Set of Link Classes

Figure 13-2. Objects That Use Engines for Animation and Placement

Figure 13-3. Anatomy of an Engine

Figure 13-4. Engine Class Tree

Figure 13-5. Field-to-Field Connections

Figure 13-6. Multiple Outputs Are Allowed

Figure 13-7. Scene Graph for the Digital Clock Example

Figure 13-8. Digital Clock That Uses the Real-Time Global Field

Figure 13-9. Scene Graph for Elapsed-Time Engine Example

Figure 13-10. Scene Graph for the Time-Counter Example

Figure 13-11. Controlling an Object's Movement Using Time-Counter Engines

Figure 13-12. Scene Graph for Gate Engine Example

Figure 13-13. SoBoolOperation Engine

Figure 13-14. Swimming Ducks Controlled by a Boolean Engine

Figure 13-15. SoCalculator Engine

Figure 13-16. Scene Graph for Calculator Engine Example

Figure 13-17. Using a Calculator Engine to Constrain an Object's Movement

Figure 13-18. Scene Graph for Rotor Node Example

Figure 13-19. Flashing Sign Controlled by a Blinker Node

Figure 14-1. Different Types of Paths

Figure 14-2. Node-Kit Classes

Figure 14-3. Catalog for SoShapeKit

Figure 14-4. Basic Version of an SoShapeKit

Figure 14-5. Catalog for SoAppearanceKit

Figure 14-6. Creating an Instance of SoShapeKit

Figure 14-7. Adding the Material Node

Figure 14-8. Adding Draw-Style and Transform Nodes

Figure 14-9. Three Node-Kit Classes for Making “Goons”

Figure 14-10. Obtaining the Path to a Given Part

Figure 14-11. Extending a Given Path to the Desired Part

Figure 14-12. Hierarchical Motion Relationships

Figure 14-13. Using an SoShapeKit with Engines

Figure 14-14. Using an SoSceneKit with Directional Light and Material Editors

Figure 14-15. A Balance Scale Created with Node Kits

Figure 15-1. Dragger Classes

Figure 15-2. Manipulator Classes

Figure 15-3. Handle-Box Manipulator

Figure 15-4. Trackball Manipulator

Figure 15-5. Connecting a Dragger's Field to Another Field in the Scene Graph

Figure 15-6. Using a Dragger and Engine to Edit the Radius of a Cone

Figure 15-7. A Slider Box That Uses Draggers and Engines to Move Text

Figure 15-8. Specifying the Path to the Target Node

Figure 15-9. Adding Manipulators to a Scene

Figure 15-10. Changing the Dragger Parts to Cubes

Figure 16-1. Component Classes

Figure 16-2. Material Editor and Render Area Created in Separate Windows

Figure 16-3. Using the Material Editor Component to Edit a Scene

Figure 16-4. Examiner Viewer

Figure 16-5. Inserting a Camera for an Editor Viewer

Figure 16-6. Inserting a Camera for a Browser Viewer

Figure 16-7. Inserting Drawing Style and Lighting Model Nodes

Figure 16-8. Viewer Pop-up Menu

Figure 17-1. Combining Use of Inventor and OpenGL

Figure A-1. Sample Class Hierarchy Diagram

Figure C-1. SoError Class Tree