/// <summary>
/// 沿面的法向投影曲线
/// </summary>
/// <param name="features"></param>
/// <param name="curves"></param>
/// <param name="faces_to_project_to"></param>
/// <returns></returns>
public static ProjectCurve CreateProjectCurve(this FeatureCollection features, IBaseCurve[] curves, Face[] faces_to_project_to)
{
NXOpen.Features.ProjectCurveBuilder projectCurveBuilder = features.CreateProjectCurveBuilder(null);
projectCurveBuilder.CurveFitData.Tolerance = 0.01;
projectCurveBuilder.CurveFitData.AngleTolerance = 0.5;
projectCurveBuilder.ProjectionDirectionMethod = NXOpen.Features.ProjectCurveBuilder.DirectionType.AlongFaceNormal;
projectCurveBuilder.SectionToProject.DistanceTolerance = 0.01;
projectCurveBuilder.SectionToProject.ChainingTolerance = 0.0094999999999999998;
projectCurveBuilder.SectionToProject.AngleTolerance = 0.5;
projectCurveBuilder.SectionToProject.SetAllowedEntityTypes(NXOpen.Section.AllowTypes.CurvesAndPoints);
#if NX12
NXOpen.CurveDumbRule curveDumbRule = (WorkPart as BasePart).ScRuleFactory.CreateRuleBaseCurveDumb(curves);
#else
NXOpen.CurveDumbRule curveDumbRule = WorkPart.ScRuleFactory.CreateRuleBaseCurveDumb(curves);
#endif
projectCurveBuilder.SectionToProject.AllowSelfIntersection(true);
NXOpen.SelectionIntentRule[] rules1 = new NXOpen.SelectionIntentRule[1] {
curveDumbRule
};
projectCurveBuilder.SectionToProject.AddToSection(rules1, null, null, null, new Point3d(), NXOpen.Section.Mode.Create, false);
NXOpen.ScCollector scCollector1 = WorkPart.ScCollectors.CreateCollector();
#if NX12
NXOpen.FaceDumbRule faceDumbRule = (WorkPart as BasePart).ScRuleFactory.CreateRuleFaceDumb(faces_to_project_to);
#else
NXOpen.FaceDumbRule faceDumbRule = WorkPart.ScRuleFactory.CreateRuleFaceDumb(faces_to_project_to);
#endif
NXOpen.SelectionIntentRule[] rules2 = new NXOpen.SelectionIntentRule[1] {
faceDumbRule
};
scCollector1.ReplaceRules(rules2, false);
bool added1 = projectCurveBuilder.FaceToProjectTo.Add(scCollector1);
ProjectCurve nXObject1 = (ProjectCurve)projectCurveBuilder.Commit();
projectCurveBuilder.SectionToProject.CleanMappingData();
projectCurveBuilder.Destroy();
return(nXObject1);
}
/// <summary>
/// 投影点
/// </summary>
/// <param name="features"></param>
/// <param name="point_to_project">要投影的点</param>
/// <param name="faces_to_project_to">投影到的面</param>
/// <param name="project_direction3d">投影方向，正反向均可</param>
/// <returns></returns>
public static ProjectCurve CreateProjectCurve(this FeatureCollection features, Point point_to_project, Face[] faces_to_project_to, Vector3d project_direction3d)
{
NXOpen.Features.ProjectCurveBuilder projectCurveBuilder = features.CreateProjectCurveBuilder(null);
projectCurveBuilder.CurveFitData.Tolerance = 0.01;
projectCurveBuilder.CurveFitData.AngleTolerance = 0.5;
projectCurveBuilder.ProjectionDirectionMethod = NXOpen.Features.ProjectCurveBuilder.DirectionType.AlongVector;
projectCurveBuilder.AngleToProjectionVector.RightHandSide = "0";
projectCurveBuilder.SectionToProject.DistanceTolerance = 0.01;
projectCurveBuilder.SectionToProject.ChainingTolerance = 0.0095;
projectCurveBuilder.SectionToProject.AngleTolerance = 0.5;
projectCurveBuilder.SectionToProject.SetAllowedEntityTypes(NXOpen.Section.AllowTypes.CurvesAndPoints);
#if NX12
NXOpen.CurveDumbRule curveDumbRule1 = (WorkPart as BasePart).ScRuleFactory.CreateRuleCurveDumbFromPoints(new Point[] { point_to_project });
#else
NXOpen.CurveDumbRule curveDumbRule1 = WorkPart.ScRuleFactory.CreateRuleCurveDumbFromPoints(new Point[] { point_to_project });
#endif
projectCurveBuilder.SectionToProject.AllowSelfIntersection(true);
NXOpen.SelectionIntentRule[] rules1 = new NXOpen.SelectionIntentRule[1] {
curveDumbRule1
};
projectCurveBuilder.SectionToProject.AddToSection(rules1, null, null, null, new Point3d(), NXOpen.Section.Mode.Create, false);
NXOpen.ScCollector scCollector = WorkPart.ScCollectors.CreateCollector();
#if NX12
NXOpen.FaceDumbRule faceDumbRule = (WorkPart as BasePart).ScRuleFactory.CreateRuleFaceDumb(faces_to_project_to);
#else
NXOpen.FaceDumbRule faceDumbRule = WorkPart.ScRuleFactory.CreateRuleFaceDumb(faces_to_project_to);
#endif
NXOpen.SelectionIntentRule[] rules2 = new NXOpen.SelectionIntentRule[1] {
faceDumbRule
};
scCollector.ReplaceRules(rules2, false);
bool added1 = projectCurveBuilder.FaceToProjectTo.Add(scCollector);
NXOpen.Direction direction = WorkPart.Directions.CreateDirection(new Point3d(), project_direction3d, NXOpen.SmartObject.UpdateOption.WithinModeling);
projectCurveBuilder.ProjectionVector = direction;
projectCurveBuilder.ProjectionOption = ProjectCurveBuilder.ProjectionOptionType.ProjectBothSides;
ProjectCurve nXObject = (ProjectCurve)projectCurveBuilder.Commit();
projectCurveBuilder.SectionToProject.CleanMappingData();
projectCurveBuilder.Destroy();
return(nXObject);
}