hook.Add("CalcMainActivity", "simfphysSeatActivityOverride", function(ply)
	local vehicle = ply:GetVehicle()

	if not IsValid( vehicle ) then return end

	if not vehicle.vehiclebase and not vehicle.dontcheckmeagainpls then
		local parent = vehicle:GetParent()

		if IsValid( parent ) then

			if simfphys.IsCar( parent ) then
				vehicle.vehiclebase = parent
				vehicle.unlockmymemes = CurTime() + 0.25
			end

			vehicle.dontcheckmeagainpls = true
		end
	end

	if vehicle.unlockmymemes then
		if vehicle.unlockmymemes > CurTime() then return end
	end

	local vehiclebase = vehicle.vehiclebase
	if not IsValid( vehiclebase ) then return end

	if ply.m_bWasNoclipping then
		ply.m_bWasNoclipping = nil
		ply:AnimResetGestureSlot( GESTURE_SLOT_CUSTOM )

		if CLIENT then
			ply:SetIK( true )
		end
	end

	local IsDriverSeat = vehicle == vehiclebase:GetDriverSeat()

	ply.CalcIdeal = ACT_HL2MP_SIT
	ply.CalcSeqOverride = IsDriverSeat and ply:LookupSequence( "drive_jeep" ) or -1

	if not IsDriverSeat and ply:GetAllowWeaponsInVehicle() and IsValid( ply:GetActiveWeapon() ) then

		local holdtype = ply:GetActiveWeapon():GetHoldType()

		if holdtype == "smg" then
			holdtype = "smg1"
		end

		local seqid = ply:LookupSequence( "sit_" .. holdtype )

		if seqid ~= -1 then
			ply.CalcSeqOverride = seqid
		end
	end

	return ply.CalcIdeal, ply.CalcSeqOverride
end)

if CLIENT then
	hook.Add("UpdateAnimation", "simfphysPoseparameters", function(ply , vel, seq)
		local vehicle = ply:GetVehicle()
		if not IsValid( vehicle ) then return end

		if vehicle.unlockmymemes then
			if vehicle.unlockmymemes > CurTime() then return end
		end

		local vehiclebase = vehicle.vehiclebase
		if not IsValid( vehiclebase ) then return end

		local IsDriverSeat = vehicle == vehiclebase:GetDriverSeat()
		if not IsDriverSeat then return end

		local Steer = vehiclebase:GetVehicleSteer()
		ply.steerSmoothed = Lerp(0.3, ply.steerSmoothed or 0, Steer)

		ply:SetPoseParameter("vehicle_steer", ply.steerSmoothed)
		ply:InvalidateBoneCache()

--		GAMEMODE:GrabEarAnimation( ply )
 		GAMEMODE:MouthMoveAnimation( ply )

		return true
	end)
end