return Standard_True;
}
-static inline Standard_Real ComputeToleranceVertex(const Standard_Real dist, const Standard_Real Tol1, const Standard_Real Tol2)
+static void ComputeToleranceVertex(TopoDS_Vertex theV1, TopoDS_Vertex theV2,
+ TopoDS_Vertex& theNewV)
{
- return (dist * 0.5 + Tol1 + Tol2);
+ Standard_Integer m, n;
+ Standard_Real aR[2], dR, aD, aEps;
+ TopoDS_Vertex aV[2];
+ gp_Pnt aP[2];
+ BRep_Builder aBB;
+ //
+ aEps = RealEpsilon();
+ aV[0] = theV1;
+ aV[1] = theV2;
+ for (m = 0; m < 2; ++m) {
+ aP[m] = BRep_Tool::Pnt(aV[m]);
+ aR[m] = BRep_Tool::Tolerance(aV[m]);
+ }
+ //
+ m=0; // max R
+ n=1; // min R
+ if (aR[0] < aR[1]) {
+ m=1;
+ n=0;
+ }
+ //
+ dR = aR[m] - aR[n]; // dR >= 0.
+ gp_Vec aVD(aP[m], aP[n]);
+ aD = aVD.Magnitude();
+ //
+ if (aD <= dR || aD < aEps) {
+ aBB.MakeVertex (theNewV, aP[m], aR[m]);
+ }
+ else {
+ Standard_Real aRr;
+ gp_XYZ aXYZr;
+ gp_Pnt aPr;
+ //
+ aRr = 0.5 * (aR[m] + aR[n] + aD);
+ aXYZr = 0.5 * (aP[m].XYZ() + aP[n].XYZ() - aVD.XYZ() * (dR/aD));
+ aPr.SetXYZ(aXYZr);
+ //
+ aBB.MakeVertex (theNewV, aPr, aRr);
+ }
+ return;
+}
+
+static void ComputeToleranceVertex(TopoDS_Vertex theV1, TopoDS_Vertex theV2,
+ TopoDS_Vertex theV3, TopoDS_Vertex& theNewV)
+{
+ Standard_Real aDi, aDmax;
+ gp_Pnt aCenter;
+ gp_Pnt aP[3];
+ Standard_Real aR[3];
+ TopoDS_Vertex aV[3];
+ gp_XYZ aXYZ(0.,0.,0.);
+ aV[0] = theV1;
+ aV[1] = theV2;
+ aV[2] = theV3;
+ for (Standard_Integer i = 0; i < 3; ++i) {
+ aP[i] = BRep_Tool::Pnt(aV[i]);
+ aR[i] = BRep_Tool::Tolerance(aV[i]);
+ aXYZ = aXYZ + aP[i].XYZ();
+ }
+ //
+ aXYZ.Divide(3.0);
+ aCenter.SetXYZ(aXYZ);
+ //
+ aDmax=-1.;
+ for ( Standard_Integer i = 0; i < 3; ++i) {
+ aDi = aCenter.Distance(aP[i]);
+ aDi += aR[i];
+ if (aDi > aDmax)
+ aDmax = aDi;
+ }
+
+ BRep_Builder aBB;
+ aBB.MakeVertex (theNewV, aCenter, aDmax);
+ return;
}
TopoDS_Edge BRepBuilderAPI_Sewing::SameParameterEdge(const TopoDS_Edge& edgeFirst,
const TopoDS_Edge& edgeLast,
//V21 = TopoDS::Vertex(myReShape->Apply(V21));
//V22 = TopoDS::Vertex(myReShape->Apply(V22));
- gp_Pnt p11 = BRep_Tool::Pnt(V11);
- gp_Pnt p12 = BRep_Tool::Pnt(V12);
- gp_Pnt p21 = BRep_Tool::Pnt(V21);
- gp_Pnt p22 = BRep_Tool::Pnt(V22);
-
-
-
//Standard_Boolean isRev = Standard_False;
- gp_Pnt pfirst;
- Standard_Real Tol1 = 0.;
if (isClosed1 || isClosed2) {
// at least one of the edges is closed
if (isClosed1 && isClosed2) {
// both edges are closed
- pfirst.SetXYZ(0.5*(p11.XYZ() + p21.XYZ()));
- gp_Vec v1 = p21.XYZ() - p11.XYZ();
- Standard_Real d1 = v1.Magnitude();
- Tol1 = ComputeToleranceVertex(d1,BRep_Tool::Tolerance(V11),BRep_Tool::Tolerance(V21));
- //Tol1 = Max(pfirst.Distance(p11),pfirst.Distance(p21));
+ ComputeToleranceVertex(V11, V21, V1New);
}
else if (isClosed1) {
// only first edge is closed
- gp_XYZ pt =0.5*(p21.XYZ()+ p22.XYZ());
- pfirst.SetXYZ(0.5*(p11.XYZ() + pt));
- gp_Vec v1 = p22.XYZ() - p21.XYZ();
- Standard_Real d1 = v1.Magnitude();
- Tol1= ComputeToleranceVertex(d1,BRep_Tool::Tolerance(V22),BRep_Tool::Tolerance(V21));
- gp_Vec v2 = p11.XYZ() - pt;
- Standard_Real d2 = v2.Magnitude();
- Tol1= ComputeToleranceVertex(d2,Tol1,BRep_Tool::Tolerance(V11));
- //Tol1 = Max(pfirst.Distance(p21),pfirst.Distance(p22));
- //Tol1 = Max(pfirst.Distance(p11),Tol1);
+ ComputeToleranceVertex(V22, V21, V11, V1New);
}
else {
// only second edge is closed
- gp_XYZ pt = 0.5*(p11.XYZ()+ p12.XYZ());
- pfirst.SetXYZ(0.5*(p21.XYZ() + pt));
- gp_Vec v1 = p11.XYZ() - p12.XYZ();
- Standard_Real d1 = v1.Magnitude();
- Tol1 = ComputeToleranceVertex(d1,BRep_Tool::Tolerance(V11),BRep_Tool::Tolerance(V12));
- gp_Vec v2 = p21.XYZ() - pt;
- Standard_Real d2 = v2.Magnitude();
- Tol1 = ComputeToleranceVertex(d2,Tol1,BRep_Tool::Tolerance(V21));
- //Tol1 = Max(pfirst.Distance(p11),pfirst.Distance(p12));
- //Tol1 = Max(pfirst.Distance(p21),Tol1);
+ ComputeToleranceVertex(V11, V12, V21, V1New);
}
- aBuilder.MakeVertex(V1New,pfirst,Tol1);
V2New = V1New;
}
else {
// both edges are open
- gp_Pnt plast;
- Standard_Real Tol2 = 0.;
Standard_Boolean isOldFirst = ( secForward ? V11.IsSame(V21) : V11.IsSame(V22) );
Standard_Boolean isOldLast = ( secForward ? V12.IsSame(V22) : V12.IsSame(V21)) ;
if (secForward) {
//case if vertices already sewed
if(!isOldFirst)
{
- pfirst.SetXYZ(0.5*(p11.XYZ() + p21.XYZ()));
- gp_Vec v1 = p21.XYZ() - p11.XYZ();
- Standard_Real d1 = v1.Magnitude();
- Tol1 = ComputeToleranceVertex(d1,BRep_Tool::Tolerance(V11),BRep_Tool::Tolerance(V21));
+ ComputeToleranceVertex(V11, V21, V1New);
}
if(!isOldLast)
{
- plast.SetXYZ(0.5*(p12.XYZ() + p22.XYZ()));
-
- gp_Vec v2 = p22.XYZ() - p12.XYZ();
- Standard_Real d2 = v2.Magnitude();
-
- Tol2 = ComputeToleranceVertex(d2,BRep_Tool::Tolerance(V12),BRep_Tool::Tolerance(V22));
+ ComputeToleranceVertex(V12, V22, V2New);
}
-
}
else {
if(!isOldFirst)
{
- pfirst.SetXYZ(0.5*(p11.XYZ() + p22.XYZ()));
- gp_Vec v1 = p22.XYZ() - p11.XYZ();
- Standard_Real d1 = v1.Magnitude();
- Tol1 = ComputeToleranceVertex(d1,BRep_Tool::Tolerance(V11),BRep_Tool::Tolerance(V22));
+ ComputeToleranceVertex(V11, V22, V1New);
}
if(!isOldLast)
{
- plast.SetXYZ(0.5*(p12.XYZ() + p21.XYZ()));
- gp_Vec v2 = p21.XYZ() - p12.XYZ();
- Standard_Real d2 = v2.Magnitude();
- Tol2 = ComputeToleranceVertex(d2,BRep_Tool::Tolerance(V12),BRep_Tool::Tolerance(V21));
+ ComputeToleranceVertex(V12, V21, V2New);
}
-
}
- if(!isOldFirst)
- aBuilder.MakeVertex(V1New,pfirst,Tol1);
- else
+ if(isOldFirst)
V1New = V11;
-
- if(!isOldLast)
- aBuilder.MakeVertex(V2New,plast,Tol2);
- else
+ if(isOldLast)
V2New = V12;
-
}
-
// Add the vertices in the good sense
TopoDS_Shape anEdge = edge.Oriented(TopAbs_FORWARD);
TopoDS_Shape aLocalEdge = V1New.Oriented(TopAbs_FORWARD); //(listNode.First()).Oriented(TopAbs_FORWARD);
projects / occt-copy.git / commitdiff