コード例 #1
0
ファイル: Draw3DTools.cs プロジェクト: coordinate/MyLearnning
        /// <summary>
        /// 由底面中心点、高度、棱数和底面外接圆半径在UCS中创建棱柱
        /// </summary>
        /// <param name="bottomCenPt">底面中心点</param>
        /// <param name="height">高度</param>
        /// <param name="sides">棱数</param>
        /// <param name="radius">底面外接圆半径</param>
        /// <returns>返回创建的棱柱的Id</returns>
        public static ObjectId AddPrism(Point3d bottomCenPt, double height, int sides, double radius)
        {
            Database db = HostApplicationServices.WorkingDatabase;
            Editor   ed = Application.DocumentManager.MdiActiveDocument.Editor;

            if (Math.Abs(height) < 0.00001 || radius < 0.00001 || sides < 3 || sides > 32)
            {
                ed.WriteMessage("\n参数不当,创建棱柱失败!");
                return(ObjectId.Null);
            }

            // 创建
            Solid3d ent = new Solid3d();

            ent.RecordHistory = true;
            ent.CreatePyramid(Math.Abs(height), sides, radius, radius);

            // 位置调整
            Point3d  cenPt = bottomCenPt + new Vector3d(0.0, 0.0, 0.5 * height);
            Matrix3d mt    = ed.CurrentUserCoordinateSystem;

            mt = mt * Matrix3d.Displacement(cenPt - Point3d.Origin);
            ent.TransformBy(mt);

            ObjectId entId = ObjectId.Null;

            using (Transaction tr = db.TransactionManager.StartTransaction())
            {
                entId = db.AddToModelSpace(ent);
                tr.Commit();
            }
            return(entId);
        }
コード例 #2
0
        public void Create3DBox()
        {
            Solid3d bbb = new Solid3d();

            bbb.CreatePyramid(50, 3, 50, 0);
            bbb.Color = Autodesk.AutoCAD.Colors.Color.FromRgb(0, 250, 0);
            ToModelSpace(bbb);

            Solid3d bbbb = new Solid3d();

            bbbb.CreateSphere(50);
            // Move(bbbb, new Point3d(-50, -50, -50));
            ToModelSpace(bbbb);
        }