prop_vehicle_cannon

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prop_vehicle_cannon is a point entity available in Half-Life 2, Half-Life 2: Episode One, Half-Life 2: Episode Two, and Half-Life 2: Deathmatch.

In code, it is represented by theCCannonServerVehicleclass, defined in thehl2_dll\vehicle_cannon.cppfile.

Entity Description

A cannon. (Driveable model.)

Todo: Add more informations.

KeyValues

BaseDriveableVehicle:

Starts locked (VehicleLocked) <boolean>

Players cannot enter vehicle until it is unlocked.

BaseVehicle:

Vehicle Script File (vehiclescript) <string>

The vehicle script files contained in scripts\vehicles\ define the behaviour and handling of a vehicle. It is important to match the right script to the right entity/model:

• prop_vehicle_airboat: airboat.txt
• prop_vehicle_apc: apc.txt / apc_npc.txt
• prop_vehicle_crane: crane.txt
• prop_vehicle_prisoner_pod: prisoner_pod.txt
• prop_vehicle_jeep: jalopy.txt (only in ) / jeep_test.txt
• prop_vehicle_choreo_generic:
  • Half-Life 2: Episode One only:
  • choreo_vehicle.txt
  • choreo_vehicle_ep1_dogintro.txt
  • Half-Life 2: Episode Two only:
  • choreo_vehicle_ep2_barn1.txt
  • choreo_vehicle_ep2_hangar.txt
  • choreo_vehicle_ep2_intro.txt
  • choreo_vehicle_ep2_Outland_02.txt
  • choreo_vehicle_ep2_playertrapped.txt
• There is also reference_vehicle.txt, which you can modify to make your own vehicle or use as-is.
• prop_vehicle_sin: sincar.txt / sincar_pit.txt (only in )
• p3_vehicle_segway: segway.txt (only in )

Scale of action input / framerate (actionScale) <float>

Todo: How fast the vehicle turns/accelerates?

Inputs

BaseDriveableVehicle:

HandBrakeOn

HandBrakeOff

Turns the handbrake on/off, preventing the vehicle from driving but not disabling motion from external forces.

BaseVehicle:

Action <float>

Set the speed of the action animation.

Todo: What does this mean?

TurnOn

Start engine and enable throttle.

TurnOff

Stop engine, disable throttle, engage brakes.

Lock

Unlock

Prevent/allow the player from entering or exiting the vehicle.

Outputs

BaseDriveableVehicle:

PlayerOn

PlayerOff

Player entered/exited the vehicle. (!activator is the player.)

PressedAttack

PressedAttack2

Player pressed the +attack/+attack2 key.

AttackAxis <boolean>

Attack2Axis <boolean>

State of the attack/attack2 buttons. Also called when the player exits the vehicle.