npc_vortigaunt
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Note:Some keyvalues, spawnflags, effect flags, inputs, or outputs might not affect an NPC, based on the functionality and coding of the NPC.
AltNames: In 
, this entity is also tied to
 Class hierarchy
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| CNPC_Vortigaunt |
| npc_vortigaunt_episodic.cpp
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npc_vortigaunt is a model entity available in 
Half-Life 2 series, 
Portal, and Black Mesa.
This NPC allows multiple models (for slaves), but defaults to vortigaunt.mdl. Also see the Half-Life Continuity page about the vortigaunt.
Note:Some keyvalues, spawnflags, effect flags, inputs, or outputs might not affect an NPC, based on the functionality and coding of the NPC.AltNames: In , this entity is also tied to npc_alien_slave and npc_xorteb. Keyvalues
- Name (targetname) <string> [ Edit ]
- The name that other entities refer to this entity by, via Inputs/Outputs or other keyvalues (e.g.
parentnameortarget).
Also displayed in Hammer's 2D views and Entity Report.See also: Generic Keyvalues, Inputs and Outputs available to all entities
- World model (model) <model path>
- The model to appear as. Use this to create slave vorts.
- Allow Armor Recharging (ArmorRechargeEnabled) <boolean>
- Can this vort recharge the HEV suit?
- Regenerate Health (HealthRegenerateEnabled) <boolean>
- Whether or not the vortigaunt will recover his own health over time like vital allies, while in combat.
PlayerCompanion:
- Always transition (AlwaysTransition) <boolean> (in all games since
) - This NPC will always teleport to a Player Squad Transition Point if they're not within the trigger_transition.
- Prevent picking up weapons? (DontPickupWeapons) <boolean> (in all games since )
- This NPC will NOT be allowed to pick up weapons they find on the ground.
- Is this a vital ally? (GameEndAlly) <boolean> (in all games since )
- This NPC will cause the game to end if killed.
TalkNPC:
- Use Sentence (UseSentence) <string>
- Sentence spoken when the NPC gets +used by a player
- Un-Use Sentence (UnUseSentence) <string>
- Sentence spoken NPC gets used again
- Don't Use Speech Semaphore (DontUseSpeechSemaphore) <boolean>
- Friendly NPCs are not allowed to speak if another friendly NPC is speaking. In some cases, we don't want speaking NPCs to prevent other NPCs from speaking (for instance, if there is a friendly NPC speaking for a long time on a monitor). To make this NPC not prevent other NPCs from talking, make it not grab the semaphore when it speaks.
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CBaseCombatCharacter:
CAI_BaseNPC:
DamageFilter:
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Flags
BaseNPC flags
- Wait Till Seen : [1]
- Prevents this NPC from seeing (or being seen) until it enters a player's viewcone.
- Gag : [2]
- Won't make IDLE sounds until it's angry.
- Fall to ground (unchecked means teleport to ground) : [4]
- Drop Healthkit : [8]
- Causes this NPC to drop an item_healthvial upon dying.
- Efficient : [16]
- Don't acquire enemies or avoid obstacles
- Wait For Script : [128]
- Forces this NPC to "wait" in an idle state until it finishes playing a scripted_sequence.
- Long Visibility/Shoot : [256]
- By default, increases a NPC's sight range to
6,000units and allows it to attack from anywhere within that distance.
- Fade Corpse : [512]
- Think outside PVS : [1024]
- Allows this NPC to run its regular AI outside of any player's PVS.
- Template NPC : [2048]
- Marks this NPC as a template for entities like npc_template_maker. The NPC will not spawn on its own. This is not needed for point_template.
- Do Alternate collision for this NPC (player avoidance) : [4096]Note:This flag is disabled in
episodic for player companions, because the StartScriptinginput does this.
- Don't drop weapons : [8192]
- Ignore player push : [16384] (in all games since
) - Entity won't give way to player.
Inputs
- EnableArmorRecharge, DisableArmorRecharge
- Allow or prevent armor recharging on players
- ExtractBugbait <targetname>
- Causes the vortigaunt to extract bugbait from the named target passed in.
- ChargeTarget <targetname>
- Force the vortigaunt to charge the named target.
- EnableHealthRegeneration, DisableHealthRegeneration
- Allow/stop the vortigaunt to start regenerating his health over time, like vital allies.
- TurnBlue <boolean>
- "If true, turn blue. If false, turn green." Used to toggle the blue-purple skin tinting on vortigaunts with the "vortigaunt_blue.mdl" model variant. This is used for the Transcendent Vortigaunts in Episode 1's opening sequence and the Episode 2 sequence in which Alyx is being healed. It does not, however, cause their eyes to become light blue.
- TurnBlack <boolean>
- "If true, turn black. If false, be seen." Todo: Eh?
- BeginCarryNPC (in all games since )
- Override our animations for 'carrying' an NPC.
- EndCarryNPC (in all games since )
- Stop overriding our animations for 'carrying' an NPC.
- Dispel (in all games since ) !FGD
- Forces vortigaunt to perform its shockwave attack, killing every antlion around it no matter if vortigaunt is engaged in combat or not.
PlayerCompanion:
- OutsideTransition (in all games since )
- Use this input to teleport the NPC to a hint node with the "Player Squad Transition Point" hint type.
- EnableAlwaysTransition (in all games since )
- DisableAlwaysTransition (in all games since )
- If enabled, this NPC will always teleport to a Player Squad Transition Point even if they're not within the trigger_transition.
- MakeGameEndAlly (in all games since )
- MakeRegularAlly (in all games since )
- Determines whether the game should end if this character dies.
- EnableWeaponPickup (in all games since )
- DisableWeaponPickup (in all games since )
- Enables/disables weapon pickup.
- ClearAllOutputs (only in )
- Clears every output that this NPC has.
TalkNPC:
- SpeakResponseConcept <string> (in all games since )
- Speak the specified response concept immediately.
BaseNPC inputs
CAI_BaseNPC:
- ActivateSpeedModifier !FGD
- DisableSpeedModifier !FGD
- Break
- Smash into pieces. If this is not possible, disappear.
- BecomeRagdoll (in all games since )
- Remove itself and instantly become a ragdoll with zero force (just go limp). OnDeath, etc. outputs will NOT be fired.
- ForceInteractionWithNPC <string> <string> (in all games since )
- Force the NPC to use a dynamic interaction with another NPC. Syntax is <targetname> <dynamic interaction>.
- ForgetEntity <targetname>
- Clears out the NPC's knowledge of a named entity.
- UpdateEnemyMemory (in all games since )
- Update (or create) this NPC's memory of of the given entity.
- GagEnable
- GagDisable
- Gagged NPCs won't speak (or moan, caw, etc.) unless made to be a choreographed scene.
- HolsterWeapon (in all games since )
- UnholsterWeapon (in all games since )
- Force the NPC to holster or unholster their weapon. Ignored if the NPC is scripting or if the NPC doesn't use weapons.
- HolsterAndDestroyWeapon (in all games since )
- Same as
HolsterWeapon, except the weapon is destroyed once it has been concealed.
- IgnoreDangerSounds <float>
- Ignore danger sounds for the specified number of seconds.
- InsideTransition !FGD
- OutsideTransition !FGD
- SetBodyGroup <integer>
- HACK: Sets this NPC's body group (from 0–n).
- SetEnemyFilter <string>
- SetHealth <integer>
- Set the NPC's health.
- SetRelationship <string|targetname or classname> <string|disposition> <int|rank>
- Changes whether this NPC likes or dislikes certain others. Used like the ai_relationship entity, with this NPC as the subject.
- Values for
dispositionare:D_HT: HateD_FR: FearD_LI: LikeD_NU: Neutral
- SetSquad <string>
- Change the name of this NPC's squad. Leaving the parameter blank will remove the NPC from any existing squad.
- StartScripting
- StopScripting
- Enter/exit scripting state, where NPCs ignore a variety of stimulus that would make them break out of their scripts. They ignore danger sounds, ignore +Use, don't idle speak or respond to other NPCs' idle speech, and so on.
- Wake
- Wakes up the NPC if it is sleeping.
CBaseCombatCharacter:
- KilledNPC !FGD
- Tells the entity it killed something. Despite the name, this can include a player. This input will be automatically sent by the victim when they die.
- physdamagescale <float>
- Scales damage energy when this character is hit by a physics object. With a value of 0 the NPC will take no damage from physics.
DamageFilter:
Outputs
- OnFinishedExtractingBugbait
- Fires when the vortigaunt's finished extracting bugbait from a target.
- OnFinishedExtractingTauCannon
- Fires when the vortigaunt's finished extracting the tau cannon from the jeep.
- OnFinishedChargingTarget
- Fires when the vortigaunt has finished charging a target.
- OnPlayerUse
- Fires when a player +USEs the vortigaunt. (!activator is the player.)
PlayerCompanion:
- OnWeaponPickup
- Fires when this NPC picks a weapon off the ground or a gun rack.
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Dedicated Console Variables
| Cvar/Command | Parameters or default value | Descriptor | Effect |
|---|---|---|---|
| sk_vortigaunt_armor_charge | 30 (in ) / 15 (in ) |
int | Amount of energy to charge the player with |
| sk_vortigaunt_dmg_claw | 10 | int | Damage from a claw melee attack |
| sk_vortigaunt_dmg_rake | 25 | int | Damage from a rake melee attack |
| sk_vortigaunt_dmg_zap | 50 (in ) / 25 (in ) |
int | Damage from a zap range attack |
| sk_vortigaunt_health | 100 | int | Vortigaunt spawn health |
| sk_vortigaunt_armor_charge_per_token (only in ) |
5 | int | Amount of charge per token |
See also
- Vortigaunt - article about the character