Method saveDocument

source/MaterialXGraphEditor/Graph.cpp:4690–4713

}

void Graph::saveDocument(mx::FilePath filePath)
{
    if (filePath.getExtension() != mx::MTLX_EXTENSION)
    {
        filePath.addExtension(mx::MTLX_EXTENSION);
    }

    mx::DocumentPtr writeDoc = _graphDoc;

    // If requested, create a modified version of the document for saving.
    if (!_saveNodePositions)
    {
        writeDoc = _graphDoc->copy();
        for (mx::ElementPtr elem : writeDoc->traverseTree())
        {
            elem->removeAttribute(mx::Element::XPOS_ATTRIBUTE);
            elem->removeAttribute(mx::Element::YPOS_ATTRIBUTE);
        }
    }

    mx::XmlWriteOptions writeOptions;
    writeOptions.elementPredicate = getElementPredicate();
    mx::writeToXmlFile(writeDoc, filePath, &writeOptions);
}