} else {
output = fileName;
}
Class export3Dclass = Class.forName("org.jmol.export.Export3D");
g3dExport = (JmolRendererInterface) export3Dclass.newInstance();
isOK = g3dExport.initializeExporter(type, viewer, g3d, output);
} catch (Exception e) {
}
if (!isOK) {
Logger.error("Cannot export " + type);
return null;