XnStatus xnConfigureCreateNodes(XnContext* pContext, const TiXmlElement* pRootElem, XnEnumerationErrors* pErrors)
{
XnStatus nRetVal = XN_STATUS_OK;
const TiXmlElement* pProudctionNodes = pRootElem->FirstChildElement("ProductionNodes");
if (pProudctionNodes == NULL)
{
printf("XnXMLConfig::xnConfigureCreateNodes(): firstChildElement == ProductionNodes == NULL\n");
return (XN_STATUS_OK);
}
// global mirror
printf("XnXMLConfig::xnConfigureCreateNodes(): Check GlobalMirror\n");
const TiXmlElement* pGlobalMirror = pProudctionNodes->FirstChildElement("GlobalMirror");
if (pGlobalMirror != NULL)
{
XnBool bOn;
nRetVal = xnXmlReadBoolAttribute(pGlobalMirror, "on", &bOn);
XN_IS_STATUS_OK(nRetVal);
nRetVal = xnSetGlobalMirror(pContext, bOn);
XN_IS_STATUS_OK(nRetVal);
}
// file recordings
const TiXmlElement* pRecording = pProudctionNodes->FirstChildElement("Recording");
if (pRecording != NULL)
{
const XnChar* strFileName;
nRetVal = xnXmlReadStringAttribute(pRecording, "file", &strFileName);
XN_IS_STATUS_OK(nRetVal);
xnLogVerbose(XN_MASK_OPEN_NI, "Opening file recording '%s'...", strFileName);
nRetVal = xnContextOpenFileRecording(pContext, strFileName);
XN_IS_STATUS_OK(nRetVal);
}
const XnChar* strNodeTagName = "Node";
const XnChar* strStartGeneratingAttr = "startGenerating";
XnBool bStartGeneratingAll = TRUE;
if (NULL != pProudctionNodes->Attribute(strStartGeneratingAttr))
{
nRetVal = xnXmlReadBoolAttribute(pProudctionNodes, strStartGeneratingAttr, &bStartGeneratingAll);
XN_IS_STATUS_OK(nRetVal);
}
// new nodes
printf("XnXMLConfig::xnConfigureCreateNodes(): Start iterating over production nodes.\n");
const TiXmlElement* pNode = pProudctionNodes->FirstChildElement(strNodeTagName);
while (pNode != NULL)
{
// get type
const XnChar* strType;
nRetVal = xnXmlReadStringAttribute(pNode, "type", &strType);
XN_IS_STATUS_OK(nRetVal);
xnLogVerbose(XN_MASK_OPEN_NI, "Requested to create a node of type %s...", strType);
XnProductionNodeType Type;
printf("XnXMLConfig::xnConfigureCreateNodes(): call to xnProductionNodeTypeFromString()\n");
nRetVal = xnProductionNodeTypeFromString(strType, &Type);
printf("ProductoniNodeType (see Include/XnTypes.h): %d\n", Type);
XN_IS_STATUS_OK(nRetVal);
// check if there is a query
XnNodeQuery* pQuery = NULL;
const TiXmlElement* pQueryElem = pNode->FirstChildElement("Query");
if (pQueryElem != NULL)
{
nRetVal = xnNodeQueryAllocate(&pQuery);
XN_IS_STATUS_OK(nRetVal);
nRetVal = xnXmlReadQuery(pQueryElem, pQuery);
XN_IS_STATUS_OK(nRetVal);
}
// enumerate
XnNodeInfoList* pTrees;
printf("XnXMLConfig::xnConfigureCreateNodes(): call to xnEnumerateProductionTrees\n");
nRetVal = xnEnumerateProductionTrees(pContext, Type, pQuery, &pTrees, pErrors); // @todo Porting to Mac - this is where it goes wrong.
XN_IS_STATUS_OK(nRetVal);
if (pQuery != NULL)
{
xnNodeQueryFree(pQuery);
pQuery = NULL;
}
// choose first one
XnNodeInfoListIterator itChosen = xnNodeInfoListGetFirst(pTrees);
XnNodeInfo* pChosenInfo = xnNodeInfoListGetCurrent(itChosen);
// check if a name was requested
if (NULL != pNode->Attribute("name"))
{
const XnChar* strName = NULL;
nRetVal = xnXmlReadStringAttribute(pNode, "name", &strName);
if (nRetVal != XN_STATUS_OK)
{
xnNodeInfoListFree(pTrees);
return (nRetVal);
}
nRetVal = xnNodeInfoSetInstanceName(pChosenInfo, strName);
if (nRetVal != XN_STATUS_OK)
{
xnNodeInfoListFree(pTrees);
return (nRetVal);
}
}
// create it
printf("XnXMLConfig::xnConfigureCreateNodes(): call to xnCreateProductionTree()");
XnNodeHandle hNode;
nRetVal = xnCreateProductionTree(pContext, pChosenInfo, &hNode);
if (nRetVal != XN_STATUS_OK)
{
xnNodeInfoListFree(pTrees);
return (nRetVal);
}
// free the list
xnNodeInfoListFree(pTrees);
// config it
nRetVal = xnConfigureNodeFromXml(hNode, pNode);
XN_IS_STATUS_OK(nRetVal);
// check if we need to start it (if start generating all is on, it will be started at the end)
XnBool bStart = FALSE;
if (!bStartGeneratingAll)
{
if (NULL != pNode->Attribute(strStartGeneratingAttr))
{
nRetVal = xnXmlReadBoolAttribute(pNode, strStartGeneratingAttr, &bStart);
XN_IS_STATUS_OK(nRetVal);
}
if (bStart)
{
nRetVal = xnStartGenerating(hNode);
XN_IS_STATUS_OK(nRetVal);
}
}
pNode = pNode->NextSiblingElement(strNodeTagName);
}
// start generating all
if (bStartGeneratingAll)
{
nRetVal = xnStartGeneratingAll(pContext);
XN_IS_STATUS_OK(nRetVal);
}
return (XN_STATUS_OK);
}
XnStatus xnConfigureCreateNodes(XnContext* pContext, const TiXmlElement* pRootElem, XnEnumerationErrors* pErrors)
{
XnStatus nRetVal = XN_STATUS_OK;
const TiXmlElement* pProudctionNodes = pRootElem->FirstChildElement("ProductionNodes");
if (pProudctionNodes == NULL)
{
return (XN_STATUS_OK);
}
// global mirror
const TiXmlElement* pGlobalMirror = pProudctionNodes->FirstChildElement("GlobalMirror");
if (pGlobalMirror != NULL)
{
XnBool bOn;
nRetVal = xnXmlReadBoolAttribute(pGlobalMirror, "on", &bOn);
XN_IS_STATUS_OK(nRetVal);
nRetVal = xnSetGlobalMirror(pContext, bOn);
XN_IS_STATUS_OK(nRetVal);
}
// file recordings
const TiXmlElement* pRecording = pProudctionNodes->FirstChildElement("Recording");
if (pRecording != NULL)
{
const XnChar* strFileName;
nRetVal = xnXmlReadStringAttribute(pRecording, "file", &strFileName);
XN_IS_STATUS_OK(nRetVal);
xnLogVerbose(XN_MASK_OPEN_NI, "Opening file recording '%s'...", strFileName);
nRetVal = xnContextOpenFileRecording(pContext, strFileName);
XN_IS_STATUS_OK(nRetVal);
XnDouble dSpeed = 1.0;
if (NULL != pRecording->Attribute("playbackSpeed", &dSpeed))
{
XnNodeHandle hPlayer;
nRetVal = xnFindExistingNodeByType(pContext, XN_NODE_TYPE_PLAYER, &hPlayer);
XN_IS_STATUS_OK(nRetVal);
nRetVal = xnSetPlaybackSpeed(hPlayer, dSpeed);
XN_IS_STATUS_OK(nRetVal);
}
}
const XnChar* strNodeTagName = "Node";
const XnChar* strStartGeneratingAttr = "startGenerating";
XnBool bStartGeneratingAll = TRUE;
if (NULL != pProudctionNodes->Attribute(strStartGeneratingAttr))
{
nRetVal = xnXmlReadBoolAttribute(pProudctionNodes, strStartGeneratingAttr, &bStartGeneratingAll);
XN_IS_STATUS_OK(nRetVal);
}
// new nodes
const TiXmlElement* pNode = pProudctionNodes->FirstChildElement(strNodeTagName);
while (pNode != NULL)
{
// get type
const XnChar* strType;
nRetVal = xnXmlReadStringAttribute(pNode, "type", &strType);
XN_IS_STATUS_OK(nRetVal);
xnLogVerbose(XN_MASK_OPEN_NI, "Requested to create a node of type %s...", strType);
XnProductionNodeType Type;
nRetVal = xnProductionNodeTypeFromString(strType, &Type);
XN_IS_STATUS_OK(nRetVal);
// check if there is a query
XnNodeQuery* pQuery = NULL;
const TiXmlElement* pQueryElem = pNode->FirstChildElement("Query");
if (pQueryElem != NULL)
{
nRetVal = xnNodeQueryAllocate(&pQuery);
XN_IS_STATUS_OK(nRetVal);
nRetVal = xnXmlReadQuery(pQueryElem, pQuery);
XN_IS_STATUS_OK(nRetVal);
}
// enumerate
XnNodeInfoList* pTrees;
nRetVal = xnEnumerateProductionTrees(pContext, Type, pQuery, &pTrees, pErrors);
XN_IS_STATUS_OK(nRetVal);
if (pQuery != NULL)
{
xnNodeQueryFree(pQuery);
pQuery = NULL;
}
// choose first one
XnNodeInfoListIterator itChosen = xnNodeInfoListGetFirst(pTrees);
XnNodeInfo* pChosenInfo = xnNodeInfoListGetCurrent(itChosen);
// check if a name was requested
if (NULL != pNode->Attribute("name"))
{
const XnChar* strName = NULL;
nRetVal = xnXmlReadStringAttribute(pNode, "name", &strName);
if (nRetVal != XN_STATUS_OK)
{
xnNodeInfoListFree(pTrees);
return (nRetVal);
}
nRetVal = xnNodeInfoSetInstanceName(pChosenInfo, strName);
if (nRetVal != XN_STATUS_OK)
{
xnNodeInfoListFree(pTrees);
return (nRetVal);
}
}
// create it
XnNodeHandle hNode;
nRetVal = xnCreateProductionTree(pContext, pChosenInfo, &hNode);
if (nRetVal != XN_STATUS_OK)
{
xnNodeInfoListFree(pTrees);
return (nRetVal);
}
// free the list
xnNodeInfoListFree(pTrees);
// config it
nRetVal = xnConfigureNodeFromXml(hNode, pNode);
XN_IS_STATUS_OK(nRetVal);
// check if we need to start it (if start generating all is on, it will be started at the end)
XnBool bStart = FALSE;
if (!bStartGeneratingAll)
{
if (NULL != pNode->Attribute(strStartGeneratingAttr))
{
nRetVal = xnXmlReadBoolAttribute(pNode, strStartGeneratingAttr, &bStart);
XN_IS_STATUS_OK(nRetVal);
}
if (bStart)
{
nRetVal = xnStartGenerating(hNode);
XN_IS_STATUS_OK(nRetVal);
}
}
pNode = pNode->NextSiblingElement(strNodeTagName);
}
// start generating all
if (bStartGeneratingAll)
{
nRetVal = xnStartGeneratingAll(pContext);
XN_IS_STATUS_OK(nRetVal);
}
return (XN_STATUS_OK);
}
