/// <summary>
/// 获取曲线的端点 (UFUN)
/// </summary>
/// <param name="curve"></param>
/// <returns></returns>
public static (Point3d startPoint3d, Point3d endPoint3d) GetVertices(this IBaseCurve curve)
{
Point3d startPoint3d = curve.GetPoint(0.0);
Point3d endPoint3d = curve.GetPoint(1.0);
return(startPoint3d, endPoint3d);
}
/// <summary>
/// 通过参数访问曲线点 (UFUN)
/// </summary>
/// <param name="parm">曲线参数, 值为0到1之间</param>
/// <param name="curve">曲线</param>
/// <returns></returns>
public static Point3d GetPoint(this IBaseCurve curve, double parm)
{
double[] point = new double[3];
double torsion;
double rad_of_cur;
TheUfSession.Modl.AskCurveProps((curve as TaggedObject).Tag, parm, point, new double[3], new double[3], new double[3], out torsion, out rad_of_cur);
return(point.ToPoint3d());
}
/// <summary> /// 获取极限点 /// </summary> /// <param name="curve">要计算的曲线</param> /// <param name="measureDirection">测量方向</param> /// <param name="secondDirection">第二方向，以防在第一个方向上出现多个极值点</param> /// <param name="thirdDirection">第三方向</param> /// <returns>极限点</returns> public static Point3d MeasureExtreme(IBaseCurve curve, Vector3d measureDirection, Vector3d secondDirection, Vector3d thirdDirection) => Globals.WorkPart.MeasureManager.MeasureExtreme(curve, measureDirection, secondDirection, thirdDirection);
/// <summary>
/// 获取极限点
/// </summary>
/// <param name="measureManager"></param>
/// <param name="curve"></param>
/// <param name="measureDirection">测量方向</param>
/// <param name="secondDirection">第二方向，以防在第一个方向上出现多个极值点</param>
/// <param name="thirdDirection">第三方向</param>
/// <returns>极限点</returns>
public static Point3d MeasureExtreme(this MeasureManager measureManager, IBaseCurve curve, Vector3d measureDirection, Vector3d secondDirection, Vector3d thirdDirection) => MeasureExtreme(measureManager, new IBaseCurve[] { curve }, measureDirection, secondDirection, thirdDirection);
public void CreateBracket(double thickness, double length, double height, double holeradius, double holedistance)
{
NXOpen.Point3d point1 = new NXOpen.Point3d(0, 0, 0);
NXOpen.Point3d point2 = new NXOpen.Point3d(0, 0, height);
NXOpen.Point3d point3 = new NXOpen.Point3d(0, thickness, height);
NXOpen.Point3d point4 = new NXOpen.Point3d(0, thickness, thickness);
NXOpen.Point3d point5 = new NXOpen.Point3d(0, length, thickness);
NXOpen.Point3d point6 = new NXOpen.Point3d(0, length, 0);
IBaseCurve[] curves1 = new IBaseCurve[6]
{
workPart.Curves.CreateLine(point1, point2),
workPart.Curves.CreateLine(point2, point3),
workPart.Curves.CreateLine(point3, point4),
workPart.Curves.CreateLine(point4, point5),
workPart.Curves.CreateLine(point5, point6),
workPart.Curves.CreateLine(point6, point1)
};
CreateExtrude(curves1, true, 52.0, new Vector3d(1.0, 0, 0));
//Left Line
NXOpen.Point3d point7 = new NXOpen.Point3d(-21.0, 0, height - 8.0);
NXOpen.Point3d point8 = new NXOpen.Point3d(-21, 0, height - 16.0);
//Right LIne
NXOpen.Point3d point9 = new NXOpen.Point3d(-15, 0, height - 16.0);
NXOpen.Point3d point10 = new NXOpen.Point3d(-15, 0, height - 8.0);
//Top Arc
NXOpen.Point3d Center1 = new NXOpen.Point3d(-18, 0, height - 8.0);
NXOpen.Vector3d dir1 = new NXOpen.Vector3d(-1.0, 0, 0);
NXOpen.Vector3d dir2 = new NXOpen.Vector3d(0, 0, -1.0);
//Bottom Arc
NXOpen.Point3d Center2 = new NXOpen.Point3d(-18, 0, height - 16.0);
IBaseCurve[] curves2 = new IBaseCurve[4]
{
workPart.Curves.CreateLine(point7, point8),
workPart.Curves.CreateArc(Center2, dir1, dir2, 3.0, 0, Math.PI),
workPart.Curves.CreateLine(point9, point10),
workPart.Curves.CreateArc(Center1, dir1, dir2, 3.0, Math.PI, 2 * Math.PI)
};
//Right Side
//Left Line
NXOpen.Point3d point11 = new NXOpen.Point3d(21.0, 0, height - 8.0);
NXOpen.Point3d point12 = new NXOpen.Point3d(21, 0, height - 16.0);
//Right LIne
NXOpen.Point3d point13 = new NXOpen.Point3d(15, 0, height - 16.0);
NXOpen.Point3d point14 = new NXOpen.Point3d(15, 0, height - 8.0);
//Top Arc
NXOpen.Point3d Center3 = new NXOpen.Point3d(18, 0, height - 8.0);
//Bottom Arc
NXOpen.Point3d Center4 = new NXOpen.Point3d(18, 0, height - 16.0);
IBaseCurve[] curves3 = new IBaseCurve[4]
{
workPart.Curves.CreateLine(point11, point12),
workPart.Curves.CreateArc(Center4, dir1, dir2, 3.0, 0, Math.PI),
workPart.Curves.CreateLine(point13, point14),
workPart.Curves.CreateArc(Center3, dir1, dir2, 3.0, Math.PI, 2 * Math.PI)
};
CreateExtrude(curves2, false, 2.0 * thickness, new Vector3d(0, 1, 0));
CreateExtrude(curves3, false, 2.0 * thickness, new Vector3d(0, 1, 0));
//EdgeBlend Start
NXOpen.Features.EdgeBlendBuilder edgeBlendBuilder1 = workPart.Features.CreateEdgeBlendBuilder(null);
NXOpen.ScCollector scCollector1 = workPart.ScCollectors.CreateCollector();
NXOpen.Edge[] seedEdges1 = new NXOpen.Edge[2];
NXOpen.Features.Extrude extrude1 = (NXOpen.Features.Extrude)workPart.Features.ToArray().OfType <NXOpen.Features.Extrude>().First();
Edge[] edges = extrude1.GetBodies()[0].GetEdges();
NXOpen.Point3d edgeendpoint1 = new NXOpen.Point3d(26, 0, height);
NXOpen.Point3d edgeendpoint2 = new NXOpen.Point3d(26, thickness, height);
NXOpen.Point3d edgeendpoint3 = new NXOpen.Point3d(-26, 0, height);
NXOpen.Point3d edgeendpoint4 = new NXOpen.Point3d(-26, thickness, height);
Edge edge1 = null;
Edge edge2 = null;
for (int i = 0; i < edges.Length; i++)
{
NXOpen.Point3d endpoint;
NXOpen.Point3d endpoint2;
edges[i].GetVertices(out endpoint, out endpoint2);
if (Math.Abs(edgeendpoint1.X - endpoint.X) < .01 && Math.Abs(edgeendpoint1.Y - endpoint.Y) < .01 && Math.Abs(edgeendpoint1.Z - endpoint.Z) < .01 && Math.Abs(edgeendpoint2.X - endpoint2.X) < .01 && Math.Abs(edgeendpoint2.Y - endpoint2.Y) < .01 && Math.Abs(edgeendpoint2.Z - endpoint2.Z) < .01)
{
edge1 = edges[i];
}
else if (Math.Abs(edgeendpoint3.X - endpoint.X) < .01 && Math.Abs(edgeendpoint3.Y - endpoint.Y) < .01 && Math.Abs(edgeendpoint3.Z - endpoint.Z) < .01 && Math.Abs(edgeendpoint4.X - endpoint2.X) < .01 && Math.Abs(edgeendpoint4.Y - endpoint2.Y) < .01 && Math.Abs(edgeendpoint4.Z - endpoint2.Z) < .01)
{
edge2 = edges[i];
}
if (edge1 != null && edge2 != null)
{
break;
}
}
seedEdges1[0] = edge1;
seedEdges1[1] = edge2;
NXOpen.EdgeMultipleSeedTangentRule edgeMultipleSeedTangentRule1;
edgeMultipleSeedTangentRule1 = workPart.ScRuleFactory.CreateRuleEdgeMultipleSeedTangent(seedEdges1, 0.5, true);
NXOpen.SelectionIntentRule[] rules1 = new NXOpen.SelectionIntentRule[1];
rules1[0] = edgeMultipleSeedTangentRule1;
scCollector1.ReplaceRules(rules1, false);
int csIndex1;
csIndex1 = edgeBlendBuilder1.AddChainset(scCollector1, "8");
edgeBlendBuilder1.CommitFeature();
edgeBlendBuilder1.Destroy();
//EdgeBlend End
//Circle's Extrude
NXOpen.Point3d holecenter1 = new NXOpen.Point3d(holedistance / 2, 20, 10);
NXOpen.Point3d holecenter2 = new NXOpen.Point3d(-holedistance / 2, 20, 10);
NXOpen.Vector3d dir3 = new NXOpen.Vector3d(0, -1.0, 0);
NXOpen.Vector3d dir4 = new NXOpen.Vector3d(1, 0, 0);
IBaseCurve[] hole1 = new IBaseCurve[1]
{
workPart.Curves.CreateArc(holecenter1, dir3, dir4, holeradius, 0, 2 * Math.PI),
};
IBaseCurve[] hole2 = new IBaseCurve[1]
{
workPart.Curves.CreateArc(holecenter2, dir3, dir4, holeradius, 0, 2 * Math.PI),
};
CreateExtrude(hole1, false, 2 * thickness, new Vector3d(0, 0, 1));
CreateExtrude(hole2, false, 2 * thickness, new Vector3d(0, 0, 1));
//Big Slot
//Top Line
NXOpen.Point3d slotpt1 = new NXOpen.Point3d(-6, 44, 0);
NXOpen.Point3d slotpt2 = new NXOpen.Point3d(-6, length - 14.0, 0);
//BOttom Line
NXOpen.Point3d slotpt4 = new NXOpen.Point3d(6, 44, 0);
NXOpen.Point3d slotpt3 = new NXOpen.Point3d(6, length - 14.0, 0);
//Right Arc
NXOpen.Point3d slotcenter1 = new NXOpen.Point3d(0, 44, 0);
//Left Arc
NXOpen.Point3d slotcenter2 = new NXOpen.Point3d(0, length - 14.0, 0);
IBaseCurve[] slotcurve = new IBaseCurve[4]
{
workPart.Curves.CreateLine(slotpt1, slotpt2),
workPart.Curves.CreateArc(slotcenter2, dir3, dir4, 6.0, Math.PI / 2, 3 * Math.PI / 2),
workPart.Curves.CreateLine(slotpt3, slotpt4),
workPart.Curves.CreateArc(slotcenter1, dir3, dir4, 6.0, -Math.PI / 2, Math.PI / 2)
};
CreateExtrude(slotcurve, false, 2 * thickness, new Vector3d(0, 0, 1));
//Curvey Part
//bottom Arc
NXOpen.Point3d botarc = new NXOpen.Point3d(26, 44, 0);
//bottom line
NXOpen.Point3d botpt1 = new NXOpen.Point3d(14, 44, 0);
NXOpen.Point3d botpt2 = new NXOpen.Point3d(14, length - 14.0, 0);
//Big Arc
NXOpen.Point3d sidearc = new NXOpen.Point3d(0, length - 14.0, 0);
//Top Line
NXOpen.Point3d toppt2 = new NXOpen.Point3d(-14, 44, 0);
NXOpen.Point3d toppt1 = new NXOpen.Point3d(-14, length - 14.0, 0);
//Right Arc
NXOpen.Point3d toparc = new NXOpen.Point3d(-26, 44, 0);
//OUtline
NXOpen.Point3d out1 = new NXOpen.Point3d(-26, 32, 0);
NXOpen.Point3d out2 = new NXOpen.Point3d(-28, 32, 0);
NXOpen.Point3d out3 = new NXOpen.Point3d(-28, length + 10, 0);
NXOpen.Point3d out4 = new NXOpen.Point3d(28, length + 10, 0);
NXOpen.Point3d out5 = new NXOpen.Point3d(28, 32, 0);
NXOpen.Point3d out6 = new NXOpen.Point3d(26, 32, 0);
IBaseCurve[] bigcutcurve = new IBaseCurve[10]
{
workPart.Curves.CreateArc(botarc, dir3, dir4, 12, -Math.PI / 2, 0),
workPart.Curves.CreateLine(botpt1, botpt2),
workPart.Curves.CreateArc(sidearc, dir3, dir4, 14, Math.PI / 2, 3 * Math.PI / 2),
workPart.Curves.CreateLine(toppt1, toppt2),
workPart.Curves.CreateArc(toparc, dir3, dir4, 12, 0, Math.PI / 2),
workPart.Curves.CreateLine(out1, out2),
workPart.Curves.CreateLine(out2, out3),
workPart.Curves.CreateLine(out3, out4),
workPart.Curves.CreateLine(out4, out5),
workPart.Curves.CreateLine(out5, out6)
};
CreateExtrude(bigcutcurve, false, 2 * thickness, new Vector3d(0, 0, 1));
}
/// <summary>
/// 抽取曲线
/// </summary>
/// <param name="features"></param>
/// <param name="curve"></param>
/// <param name="associative"></param>
/// <returns></returns>
public static CompositeCurve CreateExtractGeometry(this FeatureCollection features, IBaseCurve curve, bool associative = false) => CreateExtractGeometry(features, new IBaseCurve[] { curve }, associative);
