Memory fragment action sound from Laws of War

//Orange_Action_Wheel.wss sound is played with its pitch changed through a formula, the higher the ratio of _progress to _maxProgress, the higher the pitch is

playSound3D ["A3\Sounds_F_Orange\MissionSFX\Orange_Action_Wheel.wss", objNull, false, getPosASL _caller, 1, 0.9 + 0.2 * _progress / _maxProgress];