Contents Preface....... Acknowledgements.… iⅸ 1 An Overview of Scene Graphs and OpenSceneGraph...................1 1./History of OpenSceneGraph.. 1 1.2 Installing OSG...... 3 1.2./Hardware Requirements..... .4 1.2.2 Apple Mac OS X. .4 1.2.3 Fedora Linux… .4 1.2.4 Microsoft Windows .......... 5 1.2.5 Verifying Your OSG Installation 6 1.3Running osgviewer. .6 1.3.1 Getting Help… .7 1.3.2 Display Modes. ..8 1.3.3 Environment Variables. .8 1.3.4 Statistics Display........... 9 1.3.5 Recording an Animation......... 4.10 1.4 Compiling OSG Applications... .11 1.5 Introduction to Scene Graphs ..13 1.5./Scene Graph Features....... .14 1.5.2 How Scene Graphs Render... 15 1.6 Overview of OpenSceneGraph 17 1.6./Design and Architecture.... .17 1.6.2 Naming Conventions.. 18 1.6.3 Components.… 18 2 Building a Scene Graph................ 31 OpenSceneGraph Quick Start GuideOpenSceneGraph Quick Start Guide i Contents Preface.................................................................................................... v Acknowledgements ................................................................................ ix 1 An Overview of Scene Graphs and OpenSceneGraph ...................1 1.1 History of OpenSceneGraph ...................................................................................................1 1.2 Installing OSG ...........................................................................................................................3 1.2.1 Hardware Requirements...................................................................................................4 1.2.2 Apple Mac OS X...............................................................................................................4 1.2.3 Fedora Linux......................................................................................................................4 1.2.4 Microsoft Windows ..........................................................................................................5 1.2.5 Verifying Your OSG Installation....................................................................................6 1.3 Running osgviewer ....................................................................................................................6 1.3.1 Getting Help ......................................................................................................................7 1.3.2 Display Modes...................................................................................................................8 1.3.3 Environment Variables.....................................................................................................8 1.3.4 Statistics Display................................................................................................................9 1.3.5 Recording an Animation ................................................................................................10 1.4 Compiling OSG Applications................................................................................................11 1.5 Introduction to Scene Graphs ...............................................................................................13 1.5.1 Scene Graph Features.....................................................................................................14 1.5.2 How Scene Graphs Render ...........................................................................................15 1.6 Overview of OpenSceneGraph .............................................................................................17 1.6.1 Design and Architecture.................................................................................................17 1.6.2 Naming Conventions......................................................................................................18 1.6.3 Components.....................................................................................................................18 2 Building a Scene Graph.................................................................31