Java class library to render, edit, report & convert AutoCAD drawings within your Apps. Supports 3D solids, conic, sphere, torus, cylinder, box, & wedge, etc....DGN The Advanced Visualizer: OBJ Other: STL, IGES, CF2 Save CAD...STL DWT PLT DWF DWFx DAE CF2 OBJ 3DS U3D PDF TIFF JPEG PNG GIF...