Adding missing ctor for CMoeNode

Include/API/lib3mf_modnode.hpp

@@ -66,7 +66,7 @@ class CModNode : public virtual IModNode, public virtual CTwoInputNode {
 	*/
 
 public:
-
+	CModNode(NMR::PModelImplicitNode pImplicitNode);
 	/**
 	* Put additional public members here. They will not be visible in the external API.
 	*/

Source/API/lib3mf_modnode.cpp

@@ -40,3 +40,8 @@ using namespace Lib3MF::Impl;
  Class definition of CModNode 
 **************************************************************************************************************************/
 
+Lib3MF::Impl::CModNode::CModNode(NMR::PModelImplicitNode pImplicitNode)
+    : CTwoInputNode{pImplicitNode}
+{
+    CImplicitNode::m_pImplicitNode = pImplicitNode;
+}

Source/API/lib3mf_nodeiterator.cpp

@@ -82,6 +82,7 @@ Abstract: This is a stub class definition of CNodeIterator
 #include "lib3mf_transposenode.hpp"
 #include "lib3mf_unsignedmeshnode.hpp"
 #include "lib3mf_vectorfromscalarnode.hpp"
+#include "lib3mf_modnode.hpp"
 
 
 using namespace Lib3MF::Impl;
@@ -260,6 +261,8 @@ IImplicitNode* Lib3MF::Impl::CNodeIterator::implicitNodeFromModelImplicitNode(
         return new CLengthNode(pNode);
     case eImplicitNodeType::Resource:
         return new CResourceIdNode(pNode);
+    case eImplicitNodeType::Mod:
+        return new CModNode(pNode);
 
     default:
         throw ELib3MFInterfaceException(LIB3MF_ERROR_INVALIDPARAM);