3MF: Export metadata.

code/D3MFImporter.cpp

@@ -111,28 +111,31 @@ public:
             scene->mRootNode->mName.Set( "3MF" );
         }
 
+        // import the metadata
         if ( !mMetaData.empty() ) {
             const size_t numMeta( mMetaData.size() );
             scene->mMetaData = aiMetadata::Alloc( numMeta );
             for ( size_t i = 0; i < numMeta; ++i ) {
                 aiString val( mMetaData[ i ].value );
-                scene->mMetaData->Add( mMetaData[ i ].name, val );
+                scene->mMetaData->Set( i, mMetaData[ i ].name, val );
             }
         }
 
+        // import the meshes
         scene->mNumMeshes = static_cast<unsigned int>( mMeshes.size());
         scene->mMeshes = new aiMesh*[scene->mNumMeshes]();
-
         std::copy( mMeshes.begin(), mMeshes.end(), scene->mMeshes);
 
+        // import the materials
         scene->mNumMaterials = static_cast<unsigned int>( mMatArray.size() );
         if ( 0 != scene->mNumMaterials ) {
             scene->mMaterials = new aiMaterial*[ scene->mNumMaterials ];
             std::copy( mMatArray.begin(), mMatArray.end(), scene->mMaterials );
         }
+
+        // create the scenegraph
         scene->mRootNode->mNumChildren = static_cast<unsigned int>(children.size());
         scene->mRootNode->mChildren = new aiNode*[scene->mRootNode->mNumChildren]();
-
         std::copy(children.begin(), children.end(), scene->mRootNode->mChildren);
     }