/// <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);
}
/// <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);
}
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);
}
}