XnStatus XnExportedSensorGenerator::EnumerateProductionTrees(xn::Context& context, xn::NodeInfoList& TreesList, xn::EnumerationErrors* pErrors) { XnStatus nRetVal = XN_STATUS_OK; XnProductionNodeDescription Description; GetDescription(&Description); // perform a query to be sure the device we'll find is the same one exported from this DLL. xn::Query query; query.SetVendor(XN_VENDOR_PRIMESENSE); query.SetName(XN_DEVICE_NAME); query.SetMinVersion(Description.Version); query.SetMaxVersion(Description.Version); nRetVal = context.AutoEnumerateOverSingleInput(TreesList, Description, NULL, XN_NODE_TYPE_DEVICE, pErrors, &query); XN_IS_STATUS_OK(nRetVal); if (!m_bIsAvailableInLowBand) { xn::NodeInfoList::Iterator it = TreesList.Begin(); while (it != TreesList.End()) { xn::NodeInfoList::Iterator curr = it; it++; xn::NodeInfo node = *curr; // take sensor node xn::NodeInfo sensorNode = *node.GetNeededNodes().Begin(); XnBool bIsLowBand; nRetVal = XnSensorIO::IsSensorLowBandwidth(sensorNode.GetCreationInfo(), &bIsLowBand); XN_IS_STATUS_OK(nRetVal); if (bIsLowBand) { // sensor is low band nRetVal = TreesList.Remove(curr); XN_IS_STATUS_OK(nRetVal); } } if (TreesList.IsEmpty()) { return XN_STATUS_NO_NODE_PRESENT; } } return (XN_STATUS_OK); }