Combat

A hub for articles about creating fighting and combat in Source maps and mods.

General NPCs

• ai_relationship - Sets which NPCs will fight or ally with which others
• List of default AI relationships
• info_node, Hint nodes and Nodegraph for NPC navigation. Without the former, NPCs generally will not move.
• States
• AI Programming - not combat-specific

General NextBots

• Nav Mesh — Without this, NextBots will be unable to move.
• Example of NextBot Behaviors

Half-Life 2

Control

• ai_goal_police - Station a guard at a door (non-lethal)
• Assaults - Organized attacks along a path
• Door kicks (through the use of scripted sequences)
• path_corner - Used to create patrol routes (see External links for tutorial)
• Rappelling (see external link)
• Standoffs - Controlling how NPCs behave during combat
• Squads - Getting NPCs to act as a team

Creation

• Combine
• Headcrab
• Mapping with Antlions
• npc_combine_s - Used to place Combine soldiers of any type (see the "model" property)
• npc_citizen - Used to place human rebels
• npc_sniper
• npc_strider
• Turrets - Fixed, movable, and usable varieties
• Zombie

Most NPCs can fight, but some require special set-up:

• Dropships: npc_combinedropship; see external link
• Gunships and helicopters (npc_combinegunship and npc_helicopter) (see External links)

Todo: add all HL2 enemy entities?

Template:Game name/Template:Game name

Todo: add things.

Template:Game name

Most "NPCs" in TF2 use the NextBot system.

Control

• bot_action_point — Specifies an action to perform
• bot_controller — Creates & controls a bot
• bot_hint_engineer_nest — Tells MvM Engineer bots where to build a "nest"
• bot_hint_sentrygun — Tells MvM Engineer bots where to build a Sentry Gun
• func_tfbot_hint — Tells Engineer bots where to build or (MvM) Sniper bots where to stand

Creation

• bot_generator — Generates multiple tf_bots
• Team Fortress 2 Halloween Bosses
• tf_zombie_spawner — "Intended" way to spawn skeletons
• TFBot Technicalities

Entities

Warning:The following are supposed to be dynamically spawned (via point_template or similar) and may have issues when spawned on their own.

• eyeball_boss!FGD — MONOCULUS!
• headless_hatman!FGD — Horseless Headless Horsemann
• merasmus!FGD — MERASMUS!
• obj_sentrygun — Sentry Gun
  Note:Unlike the other entities here, this isn't an NPC and has little to no discernible AI.
  Tip:Suffers no issues when placed as a normal map object.
• tf_bot — Training/MvM bot
• tf_zombie!FGD — Skeleton

See also

• AI Metrics
• Category:AI
• Half-Life 2 Level Creation
• Left 4 Dead Level Creation
• Left 4 Dead 2 Level Creation
• WiseNPCrappel, WiseNPCrapjump - Rappelling metro police

External links

• Collection of NPC tutorials (Archived version retrieved on 1 September, 2009)
• TF2Maps on Halloween (incl. Halloween bosses and skeletons)
• TF2Maps on special MvM bots