survivor_bot

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Info.png
This entity is not in the FGD by default.
It should not be put directly in a map because it can only be configured through code.
Class hierarchy
SurvivorBot
NextBotPlayer
CTerrorPlayer
CCSPlayer
CBaseMultiplayerPlayer
CBasePlayer
CBaseCombatCharacter
CBaseFlex
CBaseAnimatingOverlay
CBaseAnimating
CBaseEntity

survivor_bot is an entity available in Left 4 Dead series Left 4 Dead series.

Warning.pngWarning:Trying to spawn survivor_bot using SpawnEntityFromTable script function or by placing him directly in a map will crash the game
Icon-Important.pngImportant:Spawned survivor_bot's classname is player
Note.pngNote:survivor_bot classname in-game can be observed on removed bots added back to game with sb_add while they are in their death state before spawning
Icon-Important.pngImportant:This is a preserved entity in Left 4 DeadLeft 4 Dead 2.
  • On a new round entities with this classname will intentionally not reset. You can use logic_auto to emulate resetting it.
  • Killing it removes it forever, as it is not respawned on a new round.
  • It cannot be spawned with a point_template.
  • Parenting this with non preserved entities may have undesirable effects.

NetProps

m_humanSpectatorEntIndex <integer>
Entity index of the idle human player that owns this bot
m_humanSpectatorUserID <integer>
User ID of the idle human player that owns this bot

ConVars

Cvar/Command Parameters or default value Descriptor Effect
sb_all_bot_game 0 Allow a server of nothing but bots
sb_allow_leading 0 If nonzero, SurvivorBots can take the lead and won't always wait behind the lead human player
sb_allow_shoot_through_survivors 1 Allow SurvivorBots to shoot through fellow survivors
sb_battlestation_give_up_range_from_human 1500
sb_battlestation_human_hold_time 4 How long the nearest human must hold their place before SurvivorBots will re-evaluate their Battlestations
sb_close_checkpoint_door_interval 2
sb_close_threat_range 200
sb_combat_saccade_speed 1000
sb_crouch 0 Forces survivor bots to crouch
sb_debug_apoproach_wait_time 5 How long a SurvivorBot waits once it reaches its debug move-to spot
sb_debug_buddy 0
sb_debug_locomotion 0
sb_debug_retreat 0
sb_debug_team_avoidance 0
sb_dont_bash 0 Force SurvivorBots to not bash
sb_dont_shoot 0 Force SurvivorBots to not fire their weapons
sb_enforce_proximity_lookat_timeout 10
sb_enforce_proximity_range 1500
sb_escort 0
sb_far_hearing_range 1500
sb_flashlight 0 Forces survivor bots to use flashlights (-1 to force off)
sb_follow_stress_factor 0.5
sb_friend_immobilized_reaction_time_expert 0.5 How quickly a SurvivorBot realizes a friend has been Pounced or Tongued
sb_friend_immobilized_reaction_time_hard 1.0 How quickly a SurvivorBot realizes a friend has been Pounced or Tongued
sb_friend_immobilized_reaction_time_normal 2.0 How quickly a SurvivorBot realizes a friend has been Pounced or Tongued
sb_friend_immobilized_reaction_time_vs 0.5 How quickly a SurvivorBot realizes a friend has been Pounced or Tongued
sb_friendlyfire 0 **Should SurvivorBot bullets hurt other survivors?
sb_hindrance_range 150
sb_hold_position 0 Force SurvivorBots to stand still
sb_l4d1_survivor_behavior 1
sb_locomotion_wait_threshold 10
sb_max_battlestation_range_from_human 750
sb_max_scavenge_separation 750 SurvivorBots won't scavenge items farther away from the group than this
sb_max_team_melee_weapons 0 The total number of melee weapons allowed on the team. 0 = bots never use melee
sb_melee_approach_victim 0
sb_min_attention_notice_time 0.5 If someone looks at me longer than this, I'll notice
sb_min_orphan_time_to_cover 1
sb_minigun_distance 30.0
sb_move 1 Stop all SurvivorBots from moving
sb_narrow_corridor_width 100
sb_near_hearing_range 500
sb_neighbor_range 300 How close a friend needs to be to feel safe
sb_normal_saccade_speed 350
sb_open_fire 0 Forces survivor bots to fire continuously
sb_path_lookahead_range 200
sb_perf_collect 1 Collect perf for Steam stats
sb_perf_crawl 0 If true, survivor bot will be doing a perf-crawl walk through the map
sb_perf_crawl_ang 5 Rotation angles at perf-crawl snapshots in the map
sb_perf_crawl_dist 128 Distance between perf-crawl snapshots in the map
sb_perf_crawl_time 1.0 How much time is spent at each perf-crawl spot/ang in the map
sb_perf_dump 0 If true, low perf places will be dumped
sb_perf_dump_bots namvet, girl, biker, manager
sb_perf_dump_low 40 Low perf threshold
sb_perf_dump_low_dist 64 Dump low perf points at least this distance apart
sb_pushscale 1.0
sb_reachability_cache_lifetime 3
sb_reachable_cache_paranoia 0
sb_replacement_interval 0 Force SurvivorBots to be replaced after this many seconds for stress testing
sb_rescue_vehicle_loading_range 300 How close to the arrival point of the rescue vehicle SurvivorBots try to get
sb_revive_friend_distance 125.0
sb_separation_danger_max_range 600 A Survivor teammate this far away needs to be gathered back into the group
sb_separation_danger_min_range 200 A Survivor teammate this far away is straying from the group
sb_separation_range 200 Desired distance between Survivors
sb_show_threat_areas 0
sb_sidestep_for_horde 0 Allow sidestepping left/right to acquire common infected targets
sb_skill survivor
sb_stop 0 Forces survivor bots to stand still
sb_temp_health_consider_factor 0.5 Temporary health is multiplied by this when SurvivorBots consider who needs healing
sb_threat_close_range 150 Very close range for threats
sb_threat_exposure_stop 200000
sb_threat_exposure_walk 50000
sb_threat_far_range 600 Close enough to be a threat if near several other threats
sb_threat_medium_range 300 Too close for comfort, even when neutral
sb_threat_very_close_range 150
sb_threat_very_far_range 1500 Too far to be a threat, even for boss infected
sb_toughness_buffer 15 How much more SurvivorBots must be hurt to conider themselves equally valid as a healing target
sb_transition 1 If true, survivor bots will be used as placeholders for survivors who are still changing levels
sb_unstick 1
sb_use_button_range 1000
sb_use_upgrades 1
sb_vomit_blind_time 5 How long Boomer vomit/explosion gore blinds us

ConCommands

Cvar/Command Parameters or default value Descriptor Effect
sb_add Add a Survivor Bot.
sb_force_max_intensity Force intensity of selected SurvivorBot to maximum level.
sb_give Give an item to each Survivor bot
sb_give_random_weapon Give a random weapon to each Survivor bot
sb_move_to_cursor Sends survivor bots to cursor target
sb_takecontrol Take control of a bot.

Actions

  • L4D1SurvivorBehavior
  • L4D1SurvivorLegsBattleStations
  • L4D1SurvivorMinigunAttack
survivors spawned from info_l4d1_survivor_spawn if sb_l4d1_survivor_behavior cvar is 1
  • SurvivorApproachMinigun
  • SurvivorAttack
  • SurvivorAttractAndGiveItem
  • SurvivorAttractForItemGive
  • SurvivorBehavior
  • SurvivorCheckpointLeaving
  • SurvivorCheckpointReached
  • SurvivorCloseDoor
  • SurvivorDebugApproach
  • SurvivorDispatchEnemy
  • SurvivorElevatorEnter
  • SurvivorElevatorRide
  • SurvivorEngageTheEnemy
  • SurvivorEscapeFlames
  • SurvivorEscapeLadderAmbush
  • SurvivorEscapeSpit
  • SurvivorFinale
  • SurvivorFinaleBattle
  • SurvivorFinaleEscapeToVehicle
  • SurvivorFinaleInitiate
  • SurvivorFinalePreparation
  • SurvivorFinaleRideVehicleAway
  • SurvivorGiveItem
  • SurvivorHealFriend
  • SurvivorHealSelf
  • SurvivorHelpChokingFriend
  • SurvivorHelpPouncedFriend
  • SurvivorLegsApproach
  • SurvivorLegsApproachElevator
  • SurvivorLegsBattleStations
  • SurvivorLegsCoverFriendInCombat
  • SurvivorLegsCoverOrphan
  • SurvivorLegsEnterRescueVehicle
  • SurvivorLegsMeetRescueVehicleArrival
  • SurvivorLegsMoveOn
  • SurvivorLegsMoveToVantagePoint
  • SurvivorLegsMoveUp
  • SurvivorLegsRegroup
  • SurvivorLegsRetreat
  • SurvivorLegsStayClose
  • SurvivorLegsWait
  • SurvivorLiberateBesiegedFriend
  • SurvivorReactToTongueGrab
  • SurvivorReactToVomitOnFriend
  • SurvivorReactToVomitOnMe
  • SurvivorTakePills
  • SurvivorTankAttacking
  • SurvivorWitchAttacking
  • SurvivorUseObject
⮤SurvivorAmbushBoomer
⮤SurvivorCollectObject
⮤SurvivorDislodgeVictim
⮤SurvivorGivePillsToFriend
⮤SurvivorRescueBarricadedFriend
⮤SurvivorReviveFriend

See also