private void writeResponseSpectrumGeneralCase(XmlWriter xml, AnalysisCase aCase)
{
AnalysisCaseProps props = aCase.Properties;
if (props is ResponseSpectrumCaseProps)
{
ResponseSpectrumCaseProps rsp = (ResponseSpectrumCaseProps)props;
xml.WriteStartElement("Case");
xml.WriteAttributeString("Case", aCase.Name);
xml.WriteAttributeString("ModalCombo", rsp.ModalCombination.ToString());
xml.WriteAttributeString("DirCombo", rsp.DirectionalCombination.ToString());
xml.WriteAttributeString("DampingType", "Constant");
xml.WriteAttributeString("ConstDamp", rsp.ModalDamping.ToString());
xml.WriteAttributeString("EccenRatio", "0");
xml.WriteAttributeString("NumOverride", "0");
xml.WriteEndElement();
}
}