Usage:
   ObjectTemplate.ConstantRpm boolean

Argument values:

Description: This property is used exclusively in Battlefield Vietnam.

Related properties: AutomaticReset, DecreaseAngleToZero, Differential, EngineType, InputToRoll, NoPropellerEffectAtSpeed

Used in object types (and how often in each type): Engine (18%)

Used in a total of 6 .con files: Physics.con

Parent directory of these .con files: vietnamObjects/Vehicles

Example: (from vietnamObjects/Vehicles/Air/Mi8/Physics.con)
   rem *** Mi8 Main Engine ***
   ObjectTemplate.Create Engine Mi8MainEngine
   ObjectTemplate.NetworkableInfo Mi8MainEngineInfo
   ObjectTemplate.LoadSoundScript Sounds/Mi8_Engine.ssc
   ObjectTemplate.HasMobilePhysics 1
   ObjectTemplate.HasCollisionPhysics 1
   ObjectTemplate.HasResponsePhysics 1
   rem -------------------------------------
   ObjectTemplate.MinRotation 0/0/-150
   ObjectTemplate.MaxRotation 0/0/150
   ObjectTemplate.MaxSpeed 0/0/500
   ObjectTemplate.Acceleration 0/0/50
   ObjectTemplate.InputToRoll c_PIThrottle
   ObjectTemplate.PropRotAxis 0
   ObjectTemplate.HorizontalSpeedMagnifier 1.4
   ObjectTemplate.HorizontalDampAngle 15
   ObjectTemplate.MaxAngleOfAttack 17
   rem ObjectTemplate.defaultAngleOfAttack 8.4
   ObjectTemplate.DefaultAngleOfAttack 8
   ObjectTemplate.AttackSpeed 4
   ObjectTemplate.Accumulate 0
   ObjectTemplate.DecreaseAngleToZero 1
   ObjectTemplate.ConstantRpm 0
   rem * temporary param! *
   ObjectTemplate.AutomaticReset 1
   ObjectTemplate.EngineType c_ETHelicopter
   ObjectTemplate.Torque 190
   ObjectTemplate.Differential 40
   ObjectTemplate.NoPropellerEffectAtSpeed 1
   rem -------------------------------------
   ObjectTemplate.AddTemplate Mi8TopProp
   ObjectTemplate.SetPosition 0/0/-0.017
   ObjectTemplate.SetRotation 0/90/0
   ObjectTemplate.AddTemplate Mi8Turbulence