XnStatus XnExportedFileDevice::EnumerateProductionTrees(xn::Context& context, xn::NodeInfoList& TreesList, xn::EnumerationErrors* pErrors)
{
XnStatus nRetVal = XN_STATUS_OK;
XnProductionNodeDescription Description;
GetDescription(&Description);
nRetVal = TreesList.Add(Description, NULL, NULL);
XN_IS_STATUS_OK(nRetVal);
return (XN_STATUS_OK);
}
XnStatus ExportedRecorder::EnumerateProductionTrees(xn::Context& context, xn::NodeInfoList& TreesList, xn::EnumerationErrors* pErrors)
{
XnProductionNodeDescription description;
XnStatus nRetVal = XN_STATUS_OK;
GetDescription(&description);
nRetVal = TreesList.Add(description, CREATION_INFO, NULL);
XN_IS_STATUS_OK(nRetVal);
return XN_STATUS_OK;
}
XnStatus ExportedSampleDepth::EnumerateProductionTrees( xn::Context& context, xn::NodeInfoList& TreesList, xn::EnumerationErrors* pErrors )
{
XnStatus nRetVal = XN_STATUS_OK;
// return one option
XnProductionNodeDescription desc;
GetDescription(&desc);
nRetVal = TreesList.Add(desc, NULL, NULL);
XN_IS_STATUS_OK(nRetVal);
return (XN_STATUS_OK);
}
XnStatus XnExportedSensorDevice::EnumerateProductionTrees(xn::Context& context, xn::NodeInfoList& TreesList, xn::EnumerationErrors* /*pErrors*/)
{
XnStatus nRetVal = XN_STATUS_OK;
// enumerate connected sensors
XnUInt32 nCount = 0;
// check if sensor is connected
nRetVal = XnSensor::Enumerate(NULL, &nCount);
if (nRetVal != XN_STATUS_OUTPUT_BUFFER_OVERFLOW)
{
// no sensor connected
return XN_STATUS_DEVICE_NOT_CONNECTED;
}
// allocate according to count
XnConnectionString* pConnStrings;
XN_VALIDATE_CALLOC(pConnStrings, XnConnectionString, nCount);
nRetVal = XnSensor::Enumerate(pConnStrings, &nCount);
if (nRetVal != XN_STATUS_OK)
{
xnOSFree(pConnStrings);
return (nRetVal);
}
XnProductionNodeDescription Description;
GetDescription(&Description);
for (XnUInt32 i = 0; i < nCount; ++i)
{
// Each connection string is a sensor. Return it if it wasn't created already.
if (FindCreatedDevice(context.GetUnderlyingObject(), pConnStrings[i]) == m_createdDevices.End())
{
nRetVal = TreesList.Add(Description, pConnStrings[i], NULL);
if (nRetVal != XN_STATUS_OK)
{
xnOSFree(pConnStrings);
return (nRetVal);
}
}
}
xnOSFree(pConnStrings);
return (XN_STATUS_OK);
}
XnStatus XnExportedSensorDevice::EnumerateProductionTrees(xn::Context& context, xn::NodeInfoList& TreesList, xn::EnumerationErrors* pErrors)
{
XnStatus nRetVal = XN_STATUS_OK;
// enumerate connected sensors
XnUInt32 nCount = 0;
// check if sensor is connected
nRetVal = XnSensor::Enumerate(NULL, &nCount);
if (nRetVal != XN_STATUS_OUTPUT_BUFFER_OVERFLOW)
{
// no sensor connected
XN_LOG_WARNING_RETURN(XN_STATUS_DEVICE_NOT_CONNECTED, XN_MASK_DEVICE_SENSOR, "No PS sensor is connected!");
}
// allocate according to count
XnConnectionString* pConnStrings;
XN_VALIDATE_CALLOC(pConnStrings, XnConnectionString, nCount);
nRetVal = XnSensor::Enumerate(pConnStrings, &nCount);
if (nRetVal != XN_STATUS_OK)
{
xnOSFree(pConnStrings);
return (nRetVal);
}
XnProductionNodeDescription Description;
GetDescription(&Description);
// each connection string is a sensor. return it
for (XnUInt32 i = 0; i < nCount; ++i)
{
nRetVal = TreesList.Add(Description, pConnStrings[i], NULL);
if (nRetVal != XN_STATUS_OK)
{
xnOSFree(pConnStrings);
return (nRetVal);
}
}
xnOSFree(pConnStrings);
return (XN_STATUS_OK);
}