Cosmo 3D^™ Programmer's Guide

Table of Contents

About This Guide

What This Guide Contains

Related Reading

Who Should Read This Guide

What You Should Know Before Reading This Guide

Suggestions for Further Reading

Style Conventions

1. Getting Started with Cosmo 3D

Understanding a Cosmo 3D Scene Graph

Scene Graph Base Classes

Scene Graph Construction Classes

Classes That Determine How Things Are Drawn

Classes defining Geometric Objects

Steps for Creating and Displaying a Simple Scene Graph

2. Creating Geometries

Geometry Terminology

Using Large Geometries

Creating csGeoSet Objects

csGeoSet Attributes

Setting Attributes

Cosmo 3D-Derived csGeoSet Objects

3. Specifying the Appearance of Geometries

csContext Overview

Changing the Context

Using csAppearance

Applying Textures to Geometries

Material Settings

Shade Model Settings

Transparency Settings

4. Scene Graph Nodes

What Is a Node

Leaf Nodes

Group Nodes

Setting the Values in Scene Graph Nodes

5. Building a Scene Graph

Creating Scene Graphs

Diagramming Scene Graphs

Altering Scene Graphs

Loading a VRML Scene Graph

Saving Scene Graphs

Troubleshooting Scene Graph Construction

6. Placing Shapes in a Scene

Creating a Sense of Depth

Transforming Shapes to New Locations, Sizes, and Orientations

7. Traversing the Scene Graph

Scene Graph Actions

The Order In Which Actions Are Passed Between Nodes

8. Lighting and Fog

Using Lights in Scenes

Limiting the Scope of Lights

Using Fog in Scenes

9. Viewing the Scene

Setting the Screen Display of the Scene

csCamera

csOrthoCamera

csPerspCamera

csFrustumCamera

10. Scene Graph Engines

Engines

Engines that Interpolate Values

Engines That Change Shapes

11. Sensors

csTimeSensor

csSphereSensor

csPlaneSensor

csTouchSensor

12. User Interface Mechanisms

Creating a csWindow

Handling User Input

Selecting Screen Objects

Creating Your Own Window

13. Multiprocessing

Implementing Multiprocessing

Thread Blocking

Multithreaded Example

14. Optimizing Rendering

Face Culling

Back Patch Culling

Culling the View Frustum

Level of Detail Reduced for Performance

Performance Programming Techniques

15. Adding Sounds To Virtual Worlds

Overview

How to Play a Sound File

Specifying Audio Files

Playing Sound in Immediate Mode

A. Cosmo Basic Types

Array Storage Class Types

Vector Classes

Bounding Volumes

Field Classes

Other Math Classes

B. Cosmo 3D Sample Application

Cube.cxx Explained

Scene Graph for Cube.cxx

C. Cosmo 3D Class Hierarchy

Index