【C#】【SAP2000】读取SAP2000中单元截面信息和几何信息到Grasshopper中

if (build == true){// 声明变量int ret;int Numit = 0;int[] ObjType = new int[0];string[] ObjName = new string[0];string sauto = "";string propname = "";string point1 = "";string point2 = "";double x1 = 0;double y1 = 0;double z1 = 0;double x2 = 0;double y2 = 0;double z2 = 0;List<Point3d> _pnt1 = new List<Point3d>();List<Point3d> _pnt2 = new List<Point3d>();List<string> _prof = new List<string>();// 连接到正在运行的 SAP2000cOAPI mySapObject = null;mySapObject = (cOAPI) System.Runtime.InteropServices.Marshal.GetActiveObject("CSI.SAP2000.API.SapObject");cSapModel mySapModel;mySapModel = mySapObject.SapModel;// 获取选中的对象ret = mySapModel.SelectObj.GetSelected(ref Numit, ref ObjType, ref ObjName);// 遍历选中的对象for (int i = 0; i < ObjName.Length; i++){// 获取框架对象的起点和终点ret = mySapModel.FrameObj.GetPoints(ObjName[i], ref point1, ref point2);// 获取起点的坐标ret = mySapModel.PointObj.GetCoordCartesian(point1, ref x1, ref y1, ref z1);// 获取终点的坐标ret = mySapModel.PointObj.GetCoordCartesian(point2, ref x2, ref y2, ref z2);// 创建起点和终点的 Point3d 对象Point3d pt1 = new Point3d(x1, y1, z1);Point3d pt2 = new Point3d(x2, y2, z2);// 添加起点和终点到相应的列表_pnt1.Add(pt1);_pnt2.Add(pt2);// 将起点、终点和截面名称列表赋值给输出参数p1 = _pnt1;p2 = _pnt2;// 获取框架对象的截面名称ret = mySapModel.FrameObj.GetSection(ObjName[i], ref propname, ref sauto);// 添加截面名称到列表_prof.Add(propname);Profile = _prof;}}

调整代码编写，让变量在定义参数的时候才声明，并在附近编写。更容易理解。

if (build == true)
{// 连接到正在运行的 SAP2000cOAPI mySapObject = (cOAPI)System.Runtime.InteropServices.Marshal.GetActiveObject("CSI.SAP2000.API.SapObject");cSapModel mySapModel = mySapObject.SapModel;// 获取选中的对象int Numit = 0;int[] ObjType = new int[0];string[] ObjName = new string[0];int ret = mySapModel.SelectObj.GetSelected(ref Numit, ref ObjType, ref ObjName);// 声明点和截面名称列表List<Point3d> _pnt1 = new List<Point3d>();List<Point3d> _pnt2 = new List<Point3d>();List<string> _prof = new List<string>();// 遍历选中的对象for (int i = 0; i < ObjName.Length; i++){// 获取框架对象的起点和终点string point1 = "";string point2 = "";ret = mySapModel.FrameObj.GetPoints(ObjName[i], ref point1, ref point2);// 获取起点的坐标double x1 = 0;double y1 = 0;double z1 = 0;ret = mySapModel.PointObj.GetCoordCartesian(point1, ref x1, ref y1, ref z1);// 获取终点的坐标double x2 = 0;double y2 = 0;double z2 = 0;ret = mySapModel.PointObj.GetCoordCartesian(point2, ref x2, ref y2, ref z2);// 创建起点和终点的 Point3d 对象Point3d pt1 = new Point3d(x1, y1, z1);Point3d pt2 = new Point3d(x2, y2, z2);// 添加起点和终点到相应的列表_pnt1.Add(pt1);_pnt2.Add(pt2);// 获取框架对象的截面名称string propname = "";string sauto = "";ret = mySapModel.FrameObj.GetSection(ObjName[i], ref propname, ref sauto);// 添加截面名称到列表_prof.Add(propname);}// 将起点、终点和截面名称列表赋值给输出参数p1 = _pnt1;p2 = _pnt2;Profile = _prof;
}