[------------- P_MOBJ.CPP -------------]

// Ch0wW: Remove flyingbob START
EXTERN_CVAR (Float, cl_spectator_flybob)
// Ch0wW: Remove flyingbob STOP
[...]
[...]
[...]

void P_ZMovement (AActor *mo, fixed_t oldfloorz)
[...]
if (mo->player && (mo->flags & MF_NOGRAVITY) && (mo->z > mo->floorz))
	{
		// Ch0wW: Remove flyingbob START
			if (mo->player->bSpectating)
				mo->z += cl_spectator_flybob * finesine[(FINEANGLES/80*level.maptime)&FINEMASK]/8;
			else
				mo->z += finesine[(FINEANGLES/80*level.maptime)&FINEMASK]/8;
		// Ch0wW: Remove flyingbob STOP
			mo->momz = FixedMul (mo->momz, FRICTION_FLY);
	}
	if (mo->waterlevel && !(mo->flags & MF_NOGRAVITY))
	{
		mo->momz = FixedMul (mo->momz, mo->Sector->friction);
	}
	
[------------- P_USER.CPP -------------]

// Ch0wW: Remove flyingbob START
CUSTOM_CVAR (Float, cl_spectator_flybob, 1.0, CVAR_ARCHIVE|CVAR_GLOBALCONFIG)
{
	if (self > 1)
		self = 1;
	if (self < 0)
		self = 0;
}
// Ch0wW: Remove flyingbob STOP
[...]
[...]
[...]

void P_CalcHeight (player_t *player) 
[...]
	// Regular movement bobbing
	// (needs to be calculated for gun swing even if not on ground)

	// killough 10/98: Make bobbing depend only on player-applied motion.
	//
	// Note: don't reduce bobbing here if on ice: if you reduce bobbing here,
	// it causes bobbing jerkiness when the player moves from ice to non-ice,
	// and vice-versa.

	if ((player->mo->flags & MF_NOGRAVITY) && !onground)
	{
		// Ch0wW: Remove flyingbob START
		if (player->bSpectating)
			player->bob = (FRACUNIT * cl_spectator_flybob)/2;
		else
			player->bob = FRACUNIT / 2;
		// Ch0wW: Remove flyingbob END
	}
	else
	{
[.....]