// 逐个扫点,速度较慢
public static void ScanPointSingle(BacDevice device, uint count)
{
if (device == null)
{
return;
}
var pid = BacnetPropertyIds.PROP_OBJECT_LIST;
var device_id = device.DeviceId;
var bobj = new BacnetObjectId(BacnetObjectTypes.OBJECT_DEVICE, device_id);
var adr = device.Address;
if (adr == null)
{
return;
}
device.Properties = new List <BacProperty>();
for (uint index = 1; index <= count; index++)
{
try
{
var list = ReadScalarValue(adr, bobj, pid, GetCurrentInvokeId(), index);
if (list == null)
{
continue;
}
foreach (var bValue in list)
{
var strBValue = "" + bValue.Value;
LogHelper.Log(pid + " , " + strBValue + " , " + bValue.Tag);
var strs = strBValue.Split(':');
if (strs.Length < 2)
{
continue;
}
var strType = strs[0];
var strObjId = strs[1];
var subNode = new BacProperty();
BacnetObjectTypes otype;
Enum.TryParse(strType, out otype);
subNode.ObjectId = new BacnetObjectId(otype, Convert.ToUInt32(strObjId));
device.Properties.Add(subNode);
}
}
catch (Exception exp)
{
LogHelper.Log("Error: " + index + " , " + exp.Message);
}
}
}
// 批量扫点,注意不要太多,超过maxAPDU失败
public static void ScanPointsBatch(BacDevice device, uint count)
{
try
{
if (device == null)
{
return;
}
var pid = BacnetPropertyIds.PROP_OBJECT_LIST;
var device_id = device.DeviceId;
var bobj = new BacnetObjectId(BacnetObjectTypes.OBJECT_DEVICE, device_id);
var adr = device.Address;
if (adr == null)
{
return;
}
device.Properties = new List <BacProperty>();
List <BacnetPropertyReference> rList = new List <BacnetPropertyReference>();
for (uint i = 1; i < count; i++)
{
rList.Add(new BacnetPropertyReference((uint)pid, i));
if (i % scanBatchStep == 0 || i == count) // 不要超了 MaxAPDU
{
IList <BacnetReadAccessResult> lstAccessRst;
var bRst = bacnetClient.ReadPropertyMultipleRequest(adr, bobj, rList, out lstAccessRst, GetCurrentInvokeId());
if (bRst)
{
foreach (var aRst in lstAccessRst)
{
if (aRst.values == null)
{
continue;
}
foreach (var bPValue in aRst.values)
{
if (bPValue.value == null)
{
continue;
}
foreach (var bValue in bPValue.value)
{
var strBValue = "" + bValue.Value;
// mainform.Log(pid + " , " + strBValue + " , " + bValue.Tag);
var strs = strBValue.Split(':');
if (strs.Length < 2)
{
continue;
}
var strType = strs[0];
var strObjId = strs[1];
var subNode = new BacProperty();
BacnetObjectTypes otype;
Enum.TryParse(strType, out otype);
if (otype == BacnetObjectTypes.OBJECT_NOTIFICATION_CLASS || otype == BacnetObjectTypes.OBJECT_DEVICE)
{
continue;
}
subNode.ObjectId = new BacnetObjectId(otype, Convert.ToUInt32(strObjId));
device.Properties.Add(subNode);
}
}
}
}
rList.Clear();
}
}
}
catch (Exception)
{
}
}