Ejemplo n.º 1
0
        /// <summary>
        /// 求两个面的夹角
        /// </summary>
        /// <param name="face1"></param>
        /// <param name="face2"></param>
        /// <returns></returns>
        public static double Angle(Face face1, Face face2)
        {
            Vector3d vec1 = FaceUtils.AskFaceNormal(face1);
            Vector3d vec2 = FaceUtils.AskFaceNormal(face2);

            return(UMathUtils.Angle(vec1, vec2));
        }
Ejemplo n.º 2
0
        /// <summary>
        /// 面上任意一点做射线
        /// </summary>
        /// <param name="face"></param>
        /// <param name="vec"></param>
        /// <returns></returns>
        public static int AskTraceARayForFaceData(Face face, Vector3d vec)
        {
            UFSession theUFSession = UFSession.GetUFSession();

            Tag[] bodyTag = { face.GetBody().Tag };
            UFModl.RayHitPointInfo[] info;
            Point3d originPt = GetFacePoint(face);

            double[] origin = { originPt.X, originPt.Y, originPt.Z };
            double[] dir    = { vec.X, vec.Y, vec.Z };
            double[] mat    = new double[16];
            theUFSession.Mtx4.Identity(mat);
            int res   = 0;
            int count = 0;

            theUFSession.Modl.TraceARay(1, bodyTag, origin, dir, mat, 0, out res, out info);
            foreach (UFModl.RayHitPointInfo ray in info)
            {
                Point3d temp = new Point3d(ray.hit_point[0], ray.hit_point[1], ray.hit_point[2]);
                double  dis  = UMathUtils.GetDis(originPt, temp);
                if (ray.hit_face != face.Tag && !UMathUtils.IsEqual(dis, 0))
                {
                    int statusPt = 0;
                    theUFSession.Modl.AskPointContainment(ray.hit_point, face.Tag, out statusPt);
                    if (statusPt != 3)
                    {
                        count++;
                    }
                }
            }
            return(count);
        }
Ejemplo n.º 3
0
        /// <summary>
        /// 按点到点移动工件
        /// </summary>
        /// <param name="startPt"></param>
        /// <param name="endPt"></param>
        /// <param name="objs"></param>
        /// <returns></returns>
        public static NXObject MoveObjectOfPointToPoint(Point3d startPt, Point3d endPt, params NXObject[] objs)
        {
            Vector3d direction = UMathUtils.GetVector(endPt, startPt);
            double   value     = UMathUtils.GetDis(startPt, endPt);
            Part     workPart  = Session.GetSession().Parts.Work;

            NXOpen.Features.MoveObject        nullMoveObject    = null;
            NXOpen.Features.MoveObjectBuilder moveObjectBuilder = workPart.BaseFeatures.CreateMoveObjectBuilder(nullMoveObject);
            bool added = moveObjectBuilder.ObjectToMoveObject.Add(objs);

            moveObjectBuilder.TransformMotion.Option = NXOpen.GeometricUtilities.ModlMotion.Options.Distance;
            Direction distance = workPart.Directions.CreateDirection(startPt, direction, SmartObject.UpdateOption.WithinModeling);

            moveObjectBuilder.TransformMotion.DistanceVector      = distance;
            moveObjectBuilder.TransformMotion.DistanceValue.Value = value;
            try
            {
                return(moveObjectBuilder.Commit());
            }
            catch (Exception ex)
            {
                LogMgr.WriteLog("Basic.MoveObject.MoveObjectOfCsys:错误:" + ex.Message);
            }
            return(null);
        }
Ejemplo n.º 4
0
        /// <summary>
        /// 比较两面是否是求差面
        /// </summary>
        /// <param name="other"></param>
        /// <returns></returns>
        public bool EqualsForSutract(FaceData other)
        {
            double anlge = UMathUtils.Angle(this.Dir, other.Dir);

            if (this.FaceType == other.FaceType && UMathUtils.IsEqual(anlge, Math.PI) && this.IntNorm == -other.IntNorm)
            {
                double[]    ptOnObj1 = new double[3];
                double[]    ptOnObj2 = new double[3];
                double      minDis   = AnalysisUtils.AskMinimumDist(this.Face.Tag, other.Face.Tag, out ptOnObj1, out ptOnObj2);
                Point3d     pt1      = new Point3d(ptOnObj1[0], ptOnObj1[1], ptOnObj1[2]);
                Point3d     pt2      = new Point3d(ptOnObj2[0], ptOnObj2[1], ptOnObj2[2]);
                List <Edge> edges1   = GetPointOnEdge(this.Face, ptOnObj1);
                List <Edge> edges2   = GetPointOnEdge(other.Face, ptOnObj2);
                bool        edgeBool = false;
                if (edges1.Count > 0 && edges2.Count > 0)
                {
                    foreach (Edge ed in edges1)
                    {
                        foreach (Edge ed1 in edges2)
                        {
                            if (ed.Tag == ed1.Tag)
                            {
                                edgeBool = true;
                            }
                        }
                    }
                }
                if (UMathUtils.IsEqual(minDis, 0) && UMathUtils.IsEqual(pt1, pt2) && !edgeBool)
                {
                    return(true);
                }
            }
            return(false);
        }
Ejemplo n.º 5
0
        /// <summary>
        /// 求曲面斜率
        /// </summary>
        /// <param name="sweptFace"></param>
        /// <param name="vec"></param>
        /// <param name="slope"></param>
        /// <param name="rad"></param>
        public static void GetSweptSlope(Face sweptFace, Vector3d vec, out double[] slope, out double[] rad)
        {
            rad = new double[2] {
                99999, -99999
            };
            slope = new double[2] {
                99999, -99999
            };

            double faceArae = GetFaceArea(sweptFace);
            int    accuracy = Convert.ToInt32(faceArae) * 100;

            UFSession theUFSession = UFSession.GetUFSession();
            Tag       faceTag      = sweptFace.Tag; //输入面特征

            double[] uvs = new double[4];
            theUFSession.Modl.AskFaceUvMinmax(faceTag, uvs); //获得面u,v参数空间(u,v最小,最大值)
            double[] param = new double[2];                  //输入U,V方向值

            for (int i = 0; i < accuracy; i++)
            {
                param[0] = i * (uvs[1] - uvs[0]) / accuracy + uvs[0];
                param[1] = i * (uvs[3] - uvs[2]) / accuracy + uvs[2];

                double[] point     = new double[3];    //输出点坐标
                double[] u1        = new double[3];    //输出 输出一阶导数在U位置
                double[] v1        = new double[3];    //输出 输出一阶导数在V位置
                double[] u2        = new double[3];    //输出 输出二阶导数在U位置
                double[] v2        = new double[3];    //输出 输出二阶导数在V位置
                double[] unit_norm = new double[3];    //输出面上该点的矢量方向
                double[] radii     = new double[2];    //输出,双半径,输出主曲率半径
                theUFSession.Modl.AskFaceProps(sweptFace.Tag, param, point, u1, v1, u2, v2, unit_norm, radii);

                double angle = UMathUtils.Angle(vec, new Vector3d(unit_norm[0], unit_norm[1], unit_norm[2]));

                if (slope[0] >= angle)
                {
                    slope[0] = angle;
                }
                if (slope[1] < angle)
                {
                    slope[1] = angle;
                }

                if (rad[0] >= radii[0])
                {
                    rad[0] = radii[0];
                }

                if (rad[1] < radii[1])
                {
                    rad[1] = radii[1];
                }
            }
        }
Ejemplo n.º 6
0
        public int CompareTo(ArcEdgeData other)
        {
            if (UMathUtils.Equals(this.Center.Z, other.Center.Z))
            {
                if (this.Radius > other.Radius)
                {
                    return(-1);
                }
                else
                {
                    return(1);
                }
            }
            else if (this.Center.Z > other.Center.Z)
            {
                return(1);
            }

            return(-1);
        }
Ejemplo n.º 7
0
        public static ArcEdgeData GetArcData(Edge edge, ref string errorMsg)
        {
            if (edge.SolidEdgeType != Edge.EdgeType.Circular)
            {
                errorMsg = errorMsg + "该边不是圆弧";
                return(null);
            }

            NXOpen.UF.UFSession theUfSession = NXOpen.UF.UFSession.GetUFSession();
            IntPtr eval;

            theUfSession.Eval.Initialize(edge.Tag, out eval);

            NXOpen.UF.UFEval.Arc arc;
            try
            {
                theUfSession.Eval.AskArc(eval, out arc);
                ArcEdgeData arcData = new ArcEdgeData(edge);
                arcData.Center = new Point3d(arc.center[0], arc.center[1], arc.center[2]);
                arcData.Radius = arc.radius;

                arcData.IsWholeCircle = UMathUtils.IsEqual(Math.PI * 2, Math.Abs(arc.limits[1] - arc.limits[0]));
                arcData.Angle         = Math.Abs(arc.limits[1] - arc.limits[0]);
                return(arcData);
            }
            catch (Exception ex)
            {
                errorMsg += ex.Message;
                LogMgr.WriteLog("EdgeUtils:GetArcData1:" + edge.Tag.ToString() + ex.Message);
                throw ex;
            }
            finally
            {
                theUfSession.Eval.Free(eval);
            }
        }