Sequencing Map Events with logic_relay in Source Engine Hammer
Wire one player action to multiple delayed events in Hammer using logic_relay, then verify the chain on a dedicated server.
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Source Engine NavMesh: Why NPCs Stop Getting Stuck on Stairs
Source Engine NPCs get stuck because legacy nodes don’t cover continuous walkable space. A built-in NavMesh of convex polygons stored in a .nav file gives reliable A* pathfinding, but it must be generated and kept in sync with map geometry.
sourceengineReducing VVIS Compile Times with func_detail in Source Engine
Learn how to slash VVIS compile times and reduce runtime overdraw in the Source Engine by strategically converting decorative world brushes to func_detail.
Fixing Source Engine Map Leaks and Cutting VVIS Compile Time
Fix Source Engine map leaks with the pointfile, then cut VVIS compile time using func_detail, areaportals and hint brushes.