using CSiAPIv1; namespace CSiAPIPlayground { public class Playground { private readonly cSapModel sapModel; public Playground(cSapModel sapModel) { this.sapModel = sapModel; } public void Play() { // do something with the sapModel here. // note that the object is called sapModel, but this is just copying the CSi convention. // this object is valid for any other CSi program such as ETABS. } } }