OpenSceneGraph 3 Cookbook

Chapter 4. Manipulating the View

In this chapter, we will cover:

• Setting up views on multiple screens

• Using slave cameras to simulate a power-wall

• Using depth partition to display huge scenes

• Implementing the radar map

• Showing the top, front, and side views of a model

• Manipulating the top, front, and side views

• Following a moving model

• Using manipulators to follow models

• Designing a 2D camera manipulator

• Manipulating the view with joysticks

Introduction

This chapter is all about the camera and camera manipulation. No matter how beautiful or realistic your scene is, a bad navigating experience will still drive your users away. Your goal is to try changing the view and projection matrices, which represent 3D space transformation, and thus change the world you ...