PW.Perform(StartParams);
if(PW.IsDone()) {
+ if(PW.NbPoints()>2) {
+ Point3dDebut = PW.Value(1).Value();
+ Point3dFin = PW.Value(PW.NbPoints()).Value();
+
+ IntSurf_TypeTrans trans1,trans2;
+ Standard_Real locu,locv;
+ gp_Vec norm1,norm2,d1u,d1v;
+ gp_Pnt ptbid;
+ Standard_Integer indextg;
+ gp_Vec tgline(PW.TangentAtLine(indextg));
+ PW.Line()->Value(indextg).ParametersOnS1(locu,locv);
+ Surf1->D1(locu,locv,ptbid,d1u,d1v);
+ norm1 = d1u.Crossed(d1v);
+ PW.Line()->Value(indextg).ParametersOnS2(locu,locv);
+ Surf2->D1(locu,locv,ptbid,d1u,d1v);
+ norm2 = d1u.Crossed(d1v);
+ if (tgline.DotCross(norm2,norm1)>0.) {
+ trans1 = IntSurf_Out;
+ trans2 = IntSurf_In;
+ }
+ else {
+ trans1 = IntSurf_In;
+ trans2 = IntSurf_Out;
+ }
- Point3dDebut = PW.Value(1).Value();
- Point3dFin = PW.Value(PW.NbPoints()).Value();
-
- IntSurf_TypeTrans trans1,trans2;
- Standard_Real locu,locv;
- gp_Vec norm1,norm2,d1u,d1v;
- gp_Pnt ptbid;
- Standard_Integer indextg;
- gp_Vec tgline(PW.TangentAtLine(indextg));
- PW.Line()->Value(indextg).ParametersOnS1(locu,locv);
- Surf1->D1(locu,locv,ptbid,d1u,d1v);
- norm1 = d1u.Crossed(d1v);
- PW.Line()->Value(indextg).ParametersOnS2(locu,locv);
- Surf2->D1(locu,locv,ptbid,d1u,d1v);
- norm2 = d1u.Crossed(d1v);
- if (tgline.DotCross(norm2,norm1)>0.) {
- trans1 = IntSurf_Out;
- trans2 = IntSurf_In;
- }
- else {
- trans1 = IntSurf_In;
- trans2 = IntSurf_Out;
- }
-
-
+ Standard_Real TolTang = TolTangency;
+ Handle(IntPatch_WLine) wline = new IntPatch_WLine(PW.Line(),Standard_False,trans1,trans2);
+ IntPatch_RstInt::PutVertexOnLine(wline,Surf1,D1,Surf2,Standard_True,TolTang);
+ IntPatch_RstInt::PutVertexOnLine(wline,Surf2,D2,Surf1,Standard_False,TolTang);
+
+ //---------------
+ if(wline->NbVertex() == 0) {
+ IntPatch_Point vtx;
+ IntSurf_PntOn2S POn2S = PW.Line()->Value(1);
+ POn2S.Parameters(pu1,pv1,pu2,pv2);
+ vtx.SetValue(Point3dDebut,TolTang,Standard_False);
+ vtx.SetParameters(pu1,pv1,pu2,pv2);
+ vtx.SetParameter(1);
+ wline->AddVertex(vtx);
+
+ POn2S = PW.Line()->Value(wline->NbPnts());
+ POn2S.Parameters(pu1,pv1,pu2,pv2);
+ vtx.SetValue(Point3dFin,TolTang,Standard_False);
+ vtx.SetParameters(pu1,pv1,pu2,pv2);
+ vtx.SetParameter(wline->NbPnts());
+ wline->AddVertex(vtx);
+ }
- Standard_Real TolTang = TolTangency;
- Handle(IntPatch_WLine) wline = new IntPatch_WLine(PW.Line(),Standard_False,trans1,trans2);
- IntPatch_RstInt::PutVertexOnLine(wline,Surf1,D1,Surf2,Standard_True,TolTang);
- IntPatch_RstInt::PutVertexOnLine(wline,Surf2,D2,Surf1,Standard_False,TolTang);
-
- //---------------
- if(wline->NbVertex() == 0) {
- IntPatch_Point vtx;
- IntSurf_PntOn2S POn2S = PW.Line()->Value(1);
- POn2S.Parameters(pu1,pv1,pu2,pv2);
- vtx.SetValue(Point3dDebut,TolTang,Standard_False);
- vtx.SetParameters(pu1,pv1,pu2,pv2);
- vtx.SetParameter(1);
- wline->AddVertex(vtx);
-
- POn2S = PW.Line()->Value(wline->NbPnts());
- POn2S.Parameters(pu1,pv1,pu2,pv2);
- vtx.SetValue(Point3dFin,TolTang,Standard_False);
- vtx.SetParameters(pu1,pv1,pu2,pv2);
- vtx.SetParameter(wline->NbPnts());
- wline->AddVertex(vtx);
+ //---------------
+ SLin.Append(wline);
+ empt = Standard_False;
}
-
- //---------------
- SLin.Append(wline);
- empt = Standard_False;
-
}
}
}