How to install the Visibility Work Package 1) Requirements: WindowsXP Ogre 1.03 for vs 7.1 Ogre Dependencies 2) add following environment variables: OGRE_PATH: directory where ogre.sln is located GAMETOOLS_PATH: directory where the gametools repository is located (e.g., d:\gametools) 3) copy VUT/work/ogre_changes into OGRE_PATH directory 4) Set configuration of Ogre soluation to release. add preprocessor flag GTP_VISIBILITY_MODIFIED_OGRE to following projects: Plugin_OctreeSceneManager RenderSystem_GL RenderSystem_Direct9 RenderSystem_Direct7 OgreMain example projects 5) Add following resources to OGRE_PATH/Samples/Common/bin/Release/resource.cfg (if your repository is located in D:/gametools): FileSystem=D:/gametools/trunk/VUT/Ogre/resources/materials/scripts FileSystem=D:/gametools/trunk/VUT/Ogre/resources/materials/textures FileSystem=D:/gametools/trunk/VUT/Ogre/resources/models FileSystem=D:/gametools/trunk/VUT/Ogre/resources/models/trees FileSystem=D:/gametools/trunk/VUT/Ogre/resources/overlays FileSystem=D:/gametools/trunk/VUT/Ogre/resources/media 6) Add Plugin_VisibilitySceneManager to OGRE_PATH/Samples/Common/bin/Release/Plugins.cfg and comment out OctreeSceneManager 7) Copy D:\gametools\trunk\VUT\Ogre\resources/terrain.cfg into OGRE_PATH/Samples/Common/bin/Release 8) start TestCullingTerrain.exe