Class Libraries & REST APIs for the developers to manipulate & process Files from Word, Excel, PowerPoint, Visio, PDF, CAD & several other categories in Web, Desktop or Mobile apps. Develop & deploy on Windows, Linux, MacOS & Android platforms....primitives comme Sphere , Cube , Cylinder , nous exportons d’autres...RootNode . CreateChildNode ( new Cylinder ()); var opt = new UsdSaveOptions...