PUBLIC MARKS with tags games & tool

John Kirk has written a book, Design Patterns of Successful Roleplaying Games, in which he tries to catalogue successful game mechanics, why they work, and when (and when not) to use them. Design patterns are a communication tool from software development -- the idea is that successful projects will tend to have recurring patterns, and that by naming and describing them and the situations that call for their use, we can make it easier to turn tacit, experiential knowledge into a teachable skill.

The creators of the PathEngine SDK,a toolkit for implementing intelligent agent movement, based on a 'points of visibility' pathfinding solution implemented over arbitrary 3D ground meshes, have announced the release of V5.01. Key features are pathfinding through overlapping geometry, dynamic obstacle management, and content processing functionality.