// File: DrawTrSurf_1.cxx // Created: Thu Aug 12 19:33:03 1993 // Author: Bruno DUMORTIER // // 09/06/97 : JPI : suppression des commandes redondantes suite a la creation de GeomliteTest #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include //#include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include //epa test #include #include #include #include #include #include #include #ifdef WNT Standard_IMPORT Draw_Viewer dout; #endif //======================================================================= //function : polecurve2d //purpose : //======================================================================= static Standard_Integer polelaw (Draw_Interpretor& , Standard_Integer n, const char** a) { Standard_Integer k, jj, qq, i; if (n < 3) return 1; Standard_Boolean periodic = Standard_False ; Standard_Integer deg = atoi(a[2]); Standard_Integer nbk = atoi(a[3]); TColStd_Array1OfReal knots(1, nbk); TColStd_Array1OfInteger mults(1, nbk); k = 4; Standard_Integer Sigma = 0; for (i = 1; i<=nbk; i++) { knots( i) = atof(a[k]); k++; mults( i) = atoi(a[k]); Sigma += mults(i); k++; } Standard_Integer np; np = Sigma - deg -1; TColStd_Array1OfReal flat_knots(1, Sigma) ; jj = 1 ; for (i = 1 ; i <= nbk ; i++) { for(qq = 1 ; qq <= mults(i) ; qq++) { flat_knots(jj) = knots(i) ; jj ++ ; } } TColgp_Array1OfPnt2d poles (1, np); TColStd_Array1OfReal schoenberg_points(1,np) ; BSplCLib::BuildSchoenbergPoints(deg, flat_knots, schoenberg_points) ; for (i = 1; i <= np; i++) { poles(i).SetCoord(schoenberg_points(i),atof(a[k])); k++; } Handle(Geom2d_BSplineCurve) result = new Geom2d_BSplineCurve(poles, knots, mults, deg, periodic); DrawTrSurf::Set(a[1],result); return 0; } //======================================================================= //function : to2d //purpose : //======================================================================= static Standard_Integer to2d (Draw_Interpretor& , Standard_Integer n, const char** a) { if (n < 3) return 1; // get the curve Handle(Geom_Curve) C = DrawTrSurf::GetCurve(a[2]); if (C.IsNull()) return 1; Handle(Geom_Surface) S; if (n >= 4) { S = DrawTrSurf::GetSurface(a[3]); if (S.IsNull()) return 1; } else S = new Geom_Plane(gp::XOY()); Handle(Geom_Plane) P = Handle(Geom_Plane)::DownCast(S); if (P.IsNull()) return 1; Handle(Geom2d_Curve) r = GeomAPI::To2d(C,P->Pln()); DrawTrSurf::Set(a[1],r); return 0; } //======================================================================= //function : to3d //purpose : //======================================================================= static Standard_Integer to3d (Draw_Interpretor& , Standard_Integer n, const char** a) { if (n < 3) return 1; Handle(Geom2d_Curve) C = DrawTrSurf::GetCurve2d(a[2]); if (C.IsNull()) return 1; Handle(Geom_Surface) S; if (n >= 4) { S = DrawTrSurf::GetSurface(a[3]); if (S.IsNull()) return 1; } else S = new Geom_Plane(gp::XOY()); Handle(Geom_Plane) P = Handle(Geom_Plane)::DownCast(S); if (P.IsNull()) return 1; Handle(Geom_Curve) r = GeomAPI::To3d(C,P->Pln()); DrawTrSurf::Set(a[1],r); return 0; } //======================================================================= //function : gproject //purpose : //======================================================================= static Standard_Integer gproject(Draw_Interpretor& di, Standard_Integer n, const char** a) { char newname[1024]; char* temp = newname; char newname1[10]; char* temp1 = newname1; char name[100]; Standard_Integer ONE = 1; if (n == 3) sprintf(name,"p"); else if (n == 4) { sprintf(name,"%s",a[1]); ONE = 2; } else { di << "gproject wait 2 or 3 arguments" << "\n"; return 1; } Handle(Geom_Curve) Cur = DrawTrSurf::GetCurve(a[ONE]); Handle(Geom_Surface) Sur = DrawTrSurf::GetSurface(a[ONE+1]); if (Cur.IsNull() || Sur.IsNull()) return 1; Handle(GeomAdaptor_HCurve) hcur = new GeomAdaptor_HCurve(Cur); Handle(GeomAdaptor_HSurface) hsur = new GeomAdaptor_HSurface(Sur); Standard_Real myTol3d = 1.e-6; GeomAbs_Shape myContinuity = GeomAbs_C2; Standard_Integer myMaxDegree = 14, myMaxSeg = 16; ProjLib_CompProjectedCurve Projector(hsur, hcur, myTol3d/10, myTol3d/10); Handle(ProjLib_HCompProjectedCurve) HProjector = new ProjLib_HCompProjectedCurve(); HProjector->Set(Projector); Standard_Integer k; Standard_Real Udeb, Ufin, UIso, VIso; Standard_Integer Only2d, Only3d; gp_Pnt2d P2d, Pdeb, Pfin; gp_Pnt P; Handle(Adaptor2d_HCurve2d) HPCur; Handle(Geom2d_Curve) PCur2d; // Only for isoparametric projection for(k = 1; k <= Projector.NbCurves(); k++){ sprintf(newname,"%s_%d",name,k); sprintf(newname1,"%s2d_%d",name,k); if(Projector.IsSinglePnt(k, P2d)){ // cout<<"Part "<D0(P2d.X(), P2d.Y(), P); DrawTrSurf::Set(temp, P); DrawTrSurf::Set(temp1, P2d); di< Ufin) { Dir = gp_Dir2d(0, -1); Udeb = - Udeb; Ufin = - Ufin; } else Dir = gp_Dir2d(0, 1); PCur2d = new Geom2d_TrimmedCurve(new Geom2d_Line(gp_Pnt2d(UIso, 0), Dir), Udeb, Ufin); HPCur = new Geom2dAdaptor_HCurve(PCur2d); Only3d = Standard_True; } else if(Projector.IsVIso(k, VIso)) { // cout<<"Part "< Ufin) { Dir = gp_Dir2d(-1, 0); Udeb = - Udeb; Ufin = - Ufin; } else Dir = gp_Dir2d(1, 0); PCur2d = new Geom2d_TrimmedCurve(new Geom2d_Line(gp_Pnt2d(0, VIso), Dir), Udeb, Ufin); HPCur = new Geom2dAdaptor_HCurve(PCur2d); Only3d = Standard_True; } else HPCur = HProjector; if(Projector.MaxDistance(k) <= myTol3d) Only2d = Standard_True; if(Only2d && Only3d) { Handle(Geom_Curve) OutCur = new Geom_TrimmedCurve(GeomAdaptor::MakeCurve(hcur->Curve()), Ufin, Udeb); DrawTrSurf::Set(temp, OutCur); DrawTrSurf::Set(temp1, PCur2d); di<Curve()), Ufin, Udeb); DrawTrSurf::Set(temp, OutCur); } else { di << " Error in 3d is " << appr.MaxError3d() << "\n"; DrawTrSurf::Set(temp, appr.Curve3d()); } DrawTrSurf::Set(temp1, PCur2d); di<%" << "\n"; di << " -v n : verify the projection at points." << "\n"; di << " -t tol : set the tolerance for approximation" << "\n"; return 0; } if (n < 4) return 1; Handle(Geom_Surface) GS = DrawTrSurf::GetSurface(a[3]); if (GS.IsNull()) return 1; Handle(Geom_Curve) GC = DrawTrSurf::GetCurve(a[2]); if (GC.IsNull()) return 1; Standard_Real tolerance = Precision::Confusion() ; Standard_Real U1,U2,V1,V2; GS->Bounds(U1,U2,V1,V2); Standard_Boolean Verif = Standard_False; Standard_Integer NbPoints=0; Standard_Integer index = 4; while ( index+1 < n) { if ( a[index][0] != '-') return 1; if ( a[index][1] == 'e') { Standard_Real p = atof(a[index+1]); Standard_Real dU = p * (U2 - U1) / 100.; Standard_Real dV = p * (V2 - V1) / 100.; U1 -= dU; U2 += dU; V1 -= dV; V2 += dV; } else if ( a[index][1] == 'v') { Verif = Standard_True; NbPoints = atoi(a[index+1]); } else if ( a[index][1] == 't') { tolerance = atof(a[index+1]); } index += 2; } Handle(Geom2d_Curve) G2d = GeomProjLib::Curve2d(GC, GS, U1, U2, V1, V2, tolerance); if ( G2d.IsNull() ) { di << "\n" << "Projection Failed" << "\n"; return 1; } else { DrawTrSurf::Set(a[1],G2d); } if ( Verif) { // verify the projection on n points if ( NbPoints <= 0) { di << " n must be positive" << "\n"; return 0; } gp_Pnt P1,P2; gp_Pnt2d P2d; Standard_Real U, dU; Standard_Real Dist,DistMax = -1.; U1 = GC->FirstParameter(); U2 = GC->LastParameter(); dU = ( U2 - U1) / (NbPoints + 1); for ( Standard_Integer i = 0 ; i <= NbPoints +1; i++) { U = U1 + i *dU; P1 = GC->Value(U); P2d = G2d->Value(U); P2 = GS->Value(P2d.X(), P2d.Y()); Dist = P1.Distance(P2); di << " Parameter = " << U << "\tDistance = " << Dist << "\n"; if ( Dist > DistMax) DistMax = Dist; } di << " **** Distance Maximale : " << DistMax << "\n"; } return 0; } //======================================================================= //function : projonplane //purpose : //======================================================================= Standard_Integer projonplane(Draw_Interpretor& di, Standard_Integer n, const char** a) { if ( n < 4 ) return 1; Handle(Geom_Surface) S = DrawTrSurf::GetSurface(a[3]); if ( S.IsNull()) return 1; Handle(Geom_Plane) Pl = Handle(Geom_Plane)::DownCast(S); if ( Pl.IsNull()) { di << " The surface must be a plane" << "\n"; return 1; } Handle(Geom_Curve) C = DrawTrSurf::GetCurve(a[2]); if ( C.IsNull()) return 1; Standard_Boolean Param = Standard_True; if ((n == 5 && atoi(a[4]) == 0) || (n == 8 && atoi(a[7]) == 0)) Param = Standard_False; gp_Dir D; if ( n == 8) { D = gp_Dir(atof(a[4]),atof(a[5]),atof(a[6])); } else { D = Pl->Pln().Position().Direction(); } Handle(Geom_Curve) Res = GeomProjLib::ProjectOnPlane(C,Pl,D,Param); DrawTrSurf::Set(a[1],Res); return 0; } //======================================================================= //function : bisec //purpose : //======================================================================= static void solution(const Handle(GccInt_Bisec)& Bis, const char* name, const Standard_Integer i) { char solname[200]; if ( i == 0) sprintf(solname,"%s",name); else sprintf(solname,"%s_%d",name,i); const char* temp = solname; // pour portage WNT switch ( Bis->ArcType()) { case GccInt_Lin: DrawTrSurf::Set(temp, new Geom2d_Line(Bis->Line())); break; case GccInt_Cir: DrawTrSurf::Set(temp, new Geom2d_Circle(Bis->Circle())); break; case GccInt_Ell: DrawTrSurf::Set(temp, new Geom2d_Ellipse(Bis->Ellipse())); break; case GccInt_Par: DrawTrSurf::Set(temp, new Geom2d_Parabola(Bis->Parabola())); break; case GccInt_Hpr: DrawTrSurf::Set(temp, new Geom2d_Hyperbola(Bis->Hyperbola())); break; case GccInt_Pnt: DrawTrSurf::Set(temp, Bis->Point()); break; } } static Standard_Integer bisec (Draw_Interpretor& di, Standard_Integer n, const char** a) { if (n < 4) return 1; Handle(Geom2d_Curve) C1 = DrawTrSurf::GetCurve2d(a[2]); Handle(Geom2d_Curve) C2 = DrawTrSurf::GetCurve2d(a[3]); gp_Pnt2d P1,P2; Standard_Boolean ip1 = DrawTrSurf::GetPoint2d(a[2],P1); Standard_Boolean ip2 = DrawTrSurf::GetPoint2d(a[3],P2); Standard_Integer i, Compt = 0; Standard_Integer NbSol = 0; if ( !C1.IsNull()) { Handle(Standard_Type) Type1 = C1->DynamicType(); if ( !C2.IsNull()) { Handle(Standard_Type) Type2 = C2->DynamicType(); if ( Type1 == STANDARD_TYPE(Geom2d_Line) && Type2 == STANDARD_TYPE(Geom2d_Line) ) { GccAna_Lin2dBisec Bis(Handle(Geom2d_Line)::DownCast(C1)->Lin2d(), Handle(Geom2d_Line)::DownCast(C2)->Lin2d()); if ( Bis.IsDone()) { char solname[200]; NbSol = Bis.NbSolutions(); for ( i = 1; i <= NbSol; i++) { sprintf(solname,"%s_%d",a[1],i); const char* temp = solname; // pour portage WNT DrawTrSurf::Set(temp,new Geom2d_Line(Bis.ThisSolution(i))); } } else { di << " Bisec has failed !!" << "\n"; return 1; } } else if ( Type1 == STANDARD_TYPE(Geom2d_Line) && Type2 == STANDARD_TYPE(Geom2d_Circle) ) { GccAna_CircLin2dBisec Bis(Handle(Geom2d_Circle)::DownCast(C2)->Circ2d(), Handle(Geom2d_Line)::DownCast(C1)->Lin2d()); if ( Bis.IsDone()) { NbSol= Bis.NbSolutions(); if ( NbSol >= 2) Compt = 1; for ( i = 1; i <= NbSol; i++) { solution(Bis.ThisSolution(i),a[1],Compt); Compt++; } } else { di << " Bisec has failed !!" << "\n"; return 1; } } else if ( Type2 == STANDARD_TYPE(Geom2d_Line) && Type1 == STANDARD_TYPE(Geom2d_Circle) ) { GccAna_CircLin2dBisec Bis(Handle(Geom2d_Circle)::DownCast(C1)->Circ2d(), Handle(Geom2d_Line)::DownCast(C2)->Lin2d()); if ( Bis.IsDone()) { // char solname[200]; NbSol = Bis.NbSolutions(); if ( NbSol >= 2) Compt = 1; for ( i = 1; i <= NbSol; i++) { solution(Bis.ThisSolution(i),a[1],Compt); Compt++; } } else { di << " Bisec has failed !!" << "\n"; return 1; } } else if ( Type2 == STANDARD_TYPE(Geom2d_Circle) && Type1 == STANDARD_TYPE(Geom2d_Circle) ) { GccAna_Circ2dBisec Bis(Handle(Geom2d_Circle)::DownCast(C1)->Circ2d(), Handle(Geom2d_Circle)::DownCast(C2)->Circ2d()); if ( Bis.IsDone()) { // char solname[200]; NbSol = Bis.NbSolutions(); if ( NbSol >= 2) Compt = 1; for ( i = 1; i <= NbSol; i++) { solution(Bis.ThisSolution(i),a[1],Compt); Compt++; } } else { di << " Bisec has failed !!" << "\n"; return 1; } } else { di << " args must be line/circle/point line/circle/point" << "\n"; return 1; } } else if (ip2) { if ( Type1 == STANDARD_TYPE(Geom2d_Circle)) { GccAna_CircPnt2dBisec Bis (Handle(Geom2d_Circle)::DownCast(C1)->Circ2d(),P2); if ( Bis.IsDone()) { NbSol = Bis.NbSolutions(); if ( NbSol >= 2) Compt = 1; for ( i = 1; i <= NbSol; i++) { solution(Bis.ThisSolution(i),a[1],Compt); Compt++; } } else { di << " Bisec has failed !!" << "\n"; return 1; } } else if ( Type1 == STANDARD_TYPE(Geom2d_Line)) { GccAna_LinPnt2dBisec Bis (Handle(Geom2d_Line)::DownCast(C1)->Lin2d(),P2); if ( Bis.IsDone()) { NbSol = 1; solution(Bis.ThisSolution(),a[1],0); } else { di << " Bisec has failed !!" << "\n"; return 1; } } } else { di << " the second arg must be line/circle/point " << "\n"; } } else if ( ip1) { if ( !C2.IsNull()) { Handle(Standard_Type) Type2 = C2->DynamicType(); if ( Type2 == STANDARD_TYPE(Geom2d_Circle)) { GccAna_CircPnt2dBisec Bis (Handle(Geom2d_Circle)::DownCast(C2)->Circ2d(),P1); if ( Bis.IsDone()) { NbSol = Bis.NbSolutions(); if ( NbSol >= 2) Compt = 1; for ( i = 1; i <= Bis.NbSolutions(); i++) { solution(Bis.ThisSolution(i),a[1],Compt); Compt++; } } else { di << " Bisec has failed !!" << "\n"; return 1; } } else if ( Type2 == STANDARD_TYPE(Geom2d_Line)) { GccAna_LinPnt2dBisec Bis (Handle(Geom2d_Line)::DownCast(C2)->Lin2d(),P1); if ( Bis.IsDone()) { NbSol = 1; solution(Bis.ThisSolution(),a[1],0); } else { di << " Bisec has failed !!" << "\n"; return 1; } } } else if (ip2) { GccAna_Pnt2dBisec Bis(P1,P2); if ( Bis.HasSolution()) { NbSol = 1; DrawTrSurf::Set(a[1],new Geom2d_Line(Bis.ThisSolution())); } else { di << " Bisec has failed !!" << "\n"; return 1; } } else { di << " the second arg must be line/circle/point " << "\n"; return 1; } } else { di << " args must be line/circle/point line/circle/point" << "\n"; return 1; } if ( NbSol >= 2) { di << "There are " << NbSol << " Solutions." << "\n"; } else { di << "There is " << NbSol << " Solution." << "\n"; } return 0; } //======================================================================= //function : cmovetangent //purpose : //======================================================================= static Standard_Integer movelaw (Draw_Interpretor& di, Standard_Integer n, const char** a) { Standard_Integer ii, condition=0, error_status ; Standard_Real u, x, tolerance, tx ; u = atof(a[2]); x = atof(a[3]); tolerance = 1.0e-5 ; if (n < 5) { return 1 ; } Handle(Geom2d_BSplineCurve) G2 = DrawTrSurf::GetBSplineCurve2d(a[1]); if (!G2.IsNull()) { tx = atof(a[4]) ; if (n == 6) { condition = Max(atoi(a[5]), -1) ; condition = Min(condition, G2->Degree()-1) ; } TColgp_Array1OfPnt2d curve_poles(1,G2->NbPoles()) ; TColStd_Array1OfReal law_poles(1,G2->NbPoles()) ; TColStd_Array1OfReal law_knots(1,G2->NbKnots()) ; TColStd_Array1OfInteger law_mults(1,G2->NbKnots()) ; G2->Knots(law_knots) ; G2->Multiplicities(law_mults) ; G2->Poles(curve_poles) ; for (ii = 1 ; ii <= G2->NbPoles() ; ii++) { law_poles(ii) = curve_poles(ii).Coord(2) ; } Law_BSpline a_law(law_poles, law_knots, law_mults, G2->Degree(), Standard_False) ; a_law.MovePointAndTangent(u, x, tx, tolerance, condition, condition, error_status) ; for (ii = 1 ; ii <= G2->NbPoles() ; ii++) { curve_poles(ii).SetCoord(2,a_law.Pole(ii)) ; G2->SetPole(ii,curve_poles(ii)) ; } if (! error_status) { Draw::Repaint(); } else { di << "Not enought degree of freedom increase degree please" << "\n"; } } return 0; } //======================================================================= //function : crvpoints //purpose : //======================================================================= static Standard_Integer crvpoints (Draw_Interpretor& di, Standard_Integer /*n*/, const char** a) { Standard_Integer i, nbp; Standard_Real defl; Handle(Geom_Curve) C = DrawTrSurf::GetCurve(a[2]); defl = atof(a[3]); GeomAdaptor_Curve GAC(C); GCPnts_QuasiUniformDeflection PntGen(GAC, defl); //GCPnts_UniformDeflection PntGen(GAC, defl); // Standard_Real uf = C->FirstParameter(); // Standard_Real ul = C->LastParameter(); // Standard_Real utol = Max(.001*(ul-uf), 1.e-7); // GCPnts_TangentialDeflection PntGen(GAC, defl, 0.5*defl, 2, utol); if(!PntGen.IsDone()) { di << "Points generation failed" << "\n"; return 1; } nbp = PntGen.NbPoints(); di << "Nb points : " << nbp << "\n"; TColgp_Array1OfPnt aPoles(1, nbp); TColStd_Array1OfReal aKnots(1, nbp); TColStd_Array1OfInteger aMults(1, nbp); for(i = 1; i <= nbp; ++i) { aPoles(i) = PntGen.Value(i); aKnots(i) = PntGen.Parameter(i); aMults(i) = 1; } aMults(1) = 2; aMults(nbp) = 2; Handle(Geom_BSplineCurve) aPnts = new Geom_BSplineCurve(aPoles, aKnots, aMults, 1); Handle(DrawTrSurf_BSplineCurve) aDrCrv = new DrawTrSurf_BSplineCurve(aPnts); aDrCrv->ClearPoles(); Draw_Color aKnColor(Draw_or); aDrCrv->SetKnotsColor(aKnColor); aDrCrv->SetKnotsShape(Draw_Plus); Draw::Set(a[1], aDrCrv); Standard_Real dmax = 0., ufmax = 0., ulmax = 0.; for(i = 1; i < nbp; ++i) { Standard_Real uf = aKnots(i); Standard_Real ul = aKnots(i+1); GeomAPI_ExtremaCurveCurve ECC(C, aPnts, uf, ul, uf, ul); Standard_Integer nbe = ECC.NbExtrema(); if(nbe > 0) { Standard_Integer k; Standard_Real d = 0.; for(k = 1; k <= nbe; k++) { if(ECC.Distance(k) > d) d = ECC.Distance(k); } if(d > dmax) { dmax = d; ufmax = uf; ulmax = ul; } } } di << "Max defl: " << dmax << " " << ufmax << " " << ulmax << " " << i << "\n"; return 0; } //======================================================================= //function : uniformAbscissa //purpose : epa test (TATA-06-002 (Problem with GCPnts_UniformAbscissa class) //======================================================================= static Standard_Integer uniformAbscissa (Draw_Interpretor& di, Standard_Integer n, const char** a) { if( n != 3 ) return 1; /*Handle(Geom_BSplineCurve) ellip; ellip = DrawTrSurf::GetBSplineCurve(a[1]); if (ellip.IsNull()) { di << " BSpline is NULL "<<"\n"; return 1; }*/ Handle(Geom_Curve) ellip; ellip = DrawTrSurf::GetCurve(a[1]); if (ellip.IsNull()) { di << " Curve is NULL "<<"\n"; return 1; } Standard_Integer nocp; nocp = atoi(a[2]); if(nocp < 2) return 1; //test nbPoints for Geom_Ellipse try { GeomLProp_CLProps Prop(ellip,2,Precision::Intersection()); Prop.SetCurve(ellip); GeomAdaptor_Curve GAC(ellip); di<<"Type Of curve: "<FirstParameter(), ellip->LastParameter()); if ( myAlgo.IsDone() ) { di << " CasCurve - nbpoints " << myAlgo.NbPoints() << "\n"; for(Standard_Integer i = 1; i<= myAlgo.NbPoints(); i++ ) di << i <<" points = " << myAlgo.Parameter( i ) << "\n"; } } catch (Standard_Failure ) { di << " Standard Failure " <<"\n"; } return 0; } //======================================================================= //function : EllipsUniformAbscissa //purpose : epa test (TATA-06-002 (Problem with GCPnts_UniformAbscissa class) //======================================================================= static Standard_Integer EllipsUniformAbscissa (Draw_Interpretor& di, Standard_Integer n, const char** a) { if( n != 4 ) return 1; Standard_Real R1; R1 = atof(a[1]); Standard_Real R2; R2 = atof(a[2]); Standard_Integer nocp; nocp = atoi(a[3]); if(nocp < 2) return 1; //test nbPoints for Geom_Ellipse Handle_Geom_Ellipse ellip; try { gp_Pnt location; location = gp_Pnt( 0.0, 0.0, 0.0); gp_Dir main_direction(0.0, 0.0, 1.0); gp_Dir x_direction(1.0, 0.0, 0.0); gp_Ax2 mainaxis( location, main_direction); mainaxis.SetXDirection(x_direction); ellip = new Geom_Ellipse(mainaxis,R1, R2); BRepBuilderAPI_MakeEdge curve_edge(ellip); TopoDS_Edge edge_curve = curve_edge.Edge(); DBRep::Set("Ellipse",edge_curve); } catch(Standard_Failure) { di << " Standard Failure "<<"\n"; } try { GeomLProp_CLProps Prop(ellip,2,Precision::Intersection()); Prop.SetCurve(ellip); GeomAdaptor_Curve GAC(ellip); di<<"Type Of curve: "<FirstParameter(), ellip->LastParameter()); if ( myAlgo.IsDone() ) { di << " CasCurve - nbpoints " << myAlgo.NbPoints() << "\n"; for(Standard_Integer i = 1; i<= myAlgo.NbPoints(); i++ ) di << i <<" points = " << myAlgo.Parameter( i ) << "\n"; } } catch (Standard_Failure ) { di << " Standard Failure " <<"\n"; } return 0; } //======================================================================= //function : mypoints //purpose : //======================================================================= static Standard_Integer mypoints (Draw_Interpretor& di, Standard_Integer /*n*/, const char** a) { Standard_Integer i, nbp; Standard_Real defl; Handle(Geom_Curve) C = DrawTrSurf::GetCurve(a[2]); defl = atof(a[3]); const Handle(Geom_BSplineCurve)& aBS = Handle(Geom_BSplineCurve)::DownCast(C); if(aBS.IsNull()) return 1; Standard_Integer ui1 = aBS->FirstUKnotIndex(); Standard_Integer ui2 = aBS->LastUKnotIndex(); Standard_Integer nbsu = ui2-ui1+1; nbsu += (nbsu - 1) * (aBS->Degree()-1); TColStd_Array1OfReal anUPars(1, nbsu); TColStd_Array1OfBoolean anUFlg(1, nbsu); Standard_Integer j, k, nbi; Standard_Real t1, t2, dt; //Filling of sample parameters nbi = aBS->Degree(); k = 0; t1 = aBS->Knot(ui1); for(i = ui1+1; i <= ui2; ++i) { t2 = aBS->Knot(i); dt = (t2 - t1)/nbi; j = 1; do { ++k; anUPars(k) = t1; anUFlg(k) = Standard_False; t1 += dt; } while (++j <= nbi); t1 = t2; } ++k; anUPars(k) = t1; Standard_Integer l; defl *= defl; j = 1; anUFlg(1) = Standard_True; anUFlg(nbsu) = Standard_True; Standard_Boolean bCont = Standard_True; while (j < nbsu-1 && bCont) { t2 = anUPars(j); gp_Pnt p1 = aBS->Value(t2); for(k = j+2; k <= nbsu; ++k) { t2 = anUPars(k); gp_Pnt p2 = aBS->Value(t2); gce_MakeLin MkLin(p1, p2); const gp_Lin& lin = MkLin.Value(); Standard_Boolean ok = Standard_True; for(l = j+1; l < k; ++l) { if(anUFlg(l)) continue; gp_Pnt pp = aBS->Value(anUPars(l)); Standard_Real d = lin.SquareDistance(pp); if(d <= defl) continue; ok = Standard_False; break; } if(!ok) { j = k - 1; anUFlg(j) = Standard_True; break; } } if(k >= nbsu) bCont = Standard_False; } nbp = 0; for(i = 1; i <= nbsu; ++i) { if(anUFlg(i)) nbp++; } TColgp_Array1OfPnt aPoles(1, nbp); TColStd_Array1OfReal aKnots(1, nbp); TColStd_Array1OfInteger aMults(1, nbp); j = 0; for(i = 1; i <= nbsu; ++i) { if(anUFlg(i)) { ++j; aKnots(j) = anUPars(i); aMults(j) = 1; aPoles(j) = aBS->Value(aKnots(j)); } } aMults(1) = 2; aMults(nbp) = 2; Handle(Geom_BSplineCurve) aPnts = new Geom_BSplineCurve(aPoles, aKnots, aMults, 1); Handle(DrawTrSurf_BSplineCurve) aDrCrv = new DrawTrSurf_BSplineCurve(aPnts); aDrCrv->ClearPoles(); Draw_Color aKnColor(Draw_or); aDrCrv->SetKnotsColor(aKnColor); aDrCrv->SetKnotsShape(Draw_Plus); Draw::Set(a[1], aDrCrv); Standard_Real dmax = 0., ufmax = 0., ulmax = 0., uf, ul; Standard_Integer imax = 0; for(i = 1; i < nbp; ++i) { uf = aKnots(i); ul = aKnots(i+1); GeomAPI_ExtremaCurveCurve ECC(C, aPnts, uf, ul, uf, ul); Standard_Integer nbe = ECC.NbExtrema(); if(nbe > 0) { Standard_Integer k; Standard_Real d = 0.; for(k = 1; k <= nbe; k++) { if(ECC.Distance(k) > d) d = ECC.Distance(k); } if(d > dmax) { dmax = d; ufmax = uf; ulmax = ul; imax = i; } } } di << "Max defl: " << dmax << " " << ufmax << " " << ulmax << " " << imax << "\n"; return 0; } //======================================================================= //function : surfpoints //purpose : //======================================================================= static Standard_Integer surfpoints (Draw_Interpretor& /*di*/, Standard_Integer /*n*/, const char** a) { Standard_Integer i; Standard_Real defl; Handle(Geom_Surface) S = DrawTrSurf::GetSurface(a[2]); defl = atof(a[3]); Handle(GeomAdaptor_HSurface) AS = new GeomAdaptor_HSurface(S); Handle(Adaptor3d_TopolTool) aTopTool = new Adaptor3d_TopolTool(AS); aTopTool->SamplePnts(defl, 10, 10); Standard_Integer nbpu = aTopTool->NbSamplesU(); Standard_Integer nbpv = aTopTool->NbSamplesV(); TColStd_Array1OfReal Upars(1, nbpu), Vpars(1, nbpv); aTopTool->UParameters(Upars); aTopTool->VParameters(Vpars); TColgp_Array2OfPnt aPoles(1, nbpu, 1, nbpv); TColStd_Array1OfReal anUKnots(1, nbpu); TColStd_Array1OfReal aVKnots(1, nbpv); TColStd_Array1OfInteger anUMults(1, nbpu); TColStd_Array1OfInteger aVMults(1, nbpv); Standard_Integer j; for(i = 1; i <= nbpu; ++i) { anUKnots(i) = Upars(i); anUMults(i) = 1; for(j = 1; j <= nbpv; ++j) { aVKnots(j) = Vpars(j); aVMults(j) = 1; aPoles(i,j) = S->Value(anUKnots(i),aVKnots(j)); } } anUMults(1) = 2; anUMults(nbpu) = 2; aVMults(1) = 2; aVMults(nbpv) = 2; Handle(Geom_BSplineSurface) aPnts = new Geom_BSplineSurface(aPoles, anUKnots, aVKnots, anUMults, aVMults, 1, 1); Handle(DrawTrSurf_BSplineSurface) aDrSurf = new DrawTrSurf_BSplineSurface(aPnts); aDrSurf->ClearPoles(); Draw_Color aKnColor(Draw_or); aDrSurf->SetKnotsColor(aKnColor); aDrSurf->SetKnotsShape(Draw_Plus); Draw::Set(a[1], aDrSurf); return 0; } //======================================================================= //function : intersect //purpose : //======================================================================= static Standard_Integer intersection (Draw_Interpretor& di, Standard_Integer n, const char** a) { if (n < 4) { return 1; } // Handle(Geom_Curve) GC1; Handle(Geom_Surface) GS1 = DrawTrSurf::GetSurface(a[2]); if (GS1.IsNull()) { GC1 = DrawTrSurf::GetCurve(a[2]); if (GC1.IsNull()) return 1; } // Handle(Geom_Surface) GS2 = DrawTrSurf::GetSurface(a[3]); if (GS2.IsNull()) { return 1; } // Standard_Real tol = Precision::Confusion(); if (n == 5 || n == 9 || n == 13 || n == 17) tol = atof(a[n-1]); // Handle(Geom_Curve) Result; gp_Pnt Point; // if (GC1.IsNull()) { GeomInt_IntSS Inters; // // Surface Surface if (n <= 5) { // General case Inters.Perform(GS1,GS2,tol,Standard_True); } else if (n == 8 || n == 9 || n == 12 || n == 13 || n == 16 || n == 17) { Standard_Boolean useStart = Standard_True, useBnd = Standard_True; Standard_Integer ista1=0,ista2=0,ibnd1=0,ibnd2=0; Standard_Real UVsta[4]; Handle(GeomAdaptor_HSurface) AS1,AS2; // if (n <= 9) { // user starting point useBnd = Standard_False; ista1 = 4; ista2 = 7; } else if (n <= 13) { // user bounding useStart = Standard_False; ibnd1 = 4; ibnd2 = 11; } else { // both user starting point and bounding ista1 = 4; ista2 = 7; ibnd1 = 8; ibnd2 = 15; } if (useStart) for (Standard_Integer i=ista1; i <= ista2; i++) UVsta[i-ista1] = atof(a[i]); if (useBnd) { Standard_Real UVbnd[8]; for (Standard_Integer i=ibnd1; i <= ibnd2; i++) UVbnd[i-ibnd1] = atof(a[i]); AS1 = new GeomAdaptor_HSurface(GS1,UVbnd[0],UVbnd[1],UVbnd[2],UVbnd[3]); AS2 = new GeomAdaptor_HSurface(GS2,UVbnd[4],UVbnd[5],UVbnd[6],UVbnd[7]); } // if (useStart && !useBnd) { Inters.Perform(GS1,GS2,tol,UVsta[0],UVsta[1],UVsta[2],UVsta[3]); } else if (!useStart && useBnd) { Inters.Perform(AS1,AS2,tol); } else { Inters.Perform(AS1,AS2,tol,UVsta[0],UVsta[1],UVsta[2],UVsta[3]); } }//else if (n == 8 || n == 9 || n == 12 || n == 13 || n == 16 || n == 17) { else { di<<"incorrect number of arguments"<<"\n"; return 1; } // if (!Inters.IsDone()) { return 1; } // char buf[1024]; Standard_Integer i, aNbLines, aNbPoints; // aNbLines = Inters.NbLines(); if (aNbLines >= 2) { for (i=1; i<=aNbLines; ++i) { sprintf(buf, "%s_%d",a[1],i); Result = Inters.Line(i); const char* temp = buf; DrawTrSurf::Set(temp,Result); } } else if (aNbLines == 1) { Result = Inters.Line(1); DrawTrSurf::Set(a[1],Result); } // aNbPoints=Inters.NbPoints(); for (i=1; i<=aNbPoints; ++i) { Point=Inters.Point(i); sprintf(buf,"%s_p_%d",a[1],i); const char* temp =buf; DrawTrSurf::Set(temp, Point); } }// if (GC1.IsNull()) { // else { // Curve Surface GeomAPI_IntCS Inters(GC1,GS2); // if (!Inters.IsDone()) return 1; Standard_Integer nblines = Inters.NbSegments(); Standard_Integer nbpoints = Inters.NbPoints(); if ( (nblines+nbpoints) >= 2) { char newname[1024]; Standard_Integer i; Standard_Integer Compt = 1; for (i = 1; i <= nblines; i++, Compt++) { sprintf(newname,"%s_%d",a[1],Compt); Result = Inters.Segment(i); const char* temp = newname; // pour portage WNT DrawTrSurf::Set(temp,Result); } for (i = 1; i <= nbpoints; i++, Compt++) { sprintf(newname,"%s_%d",a[1],i); Point = Inters.Point(i); const char* temp = newname; // pour portage WNT DrawTrSurf::Set(temp,Point); } } else if (nblines == 1) { Result = Inters.Segment(1); DrawTrSurf::Set(a[1],Result); } else if (nbpoints == 1) { Point = Inters.Point(1); DrawTrSurf::Set(a[1],Point); } } dout.Flush(); return 0; } //======================================================================= //function : CurveCommands //purpose : //======================================================================= void GeometryTest::CurveCommands(Draw_Interpretor& theCommands) { static Standard_Boolean loaded = Standard_False; if (loaded) return; loaded = Standard_True; DrawTrSurf::BasicCommands(theCommands); const char* g; g = "GEOMETRY curves creation"; theCommands.Add("law", "law name degree nbknots knot, umult value", __FILE__, polelaw,g); theCommands.Add("to2d","to2d c2dname c3d [plane (XOY)]", __FILE__, to2d,g); theCommands.Add("to3d","to3d c3dname c2d [plane (XOY)]", __FILE__, to3d,g); theCommands.Add("gproject", "gproject : [projectname] curve surface", __FILE__, gproject,g); theCommands.Add("project", "project : no args to have help", __FILE__, project,g); theCommands.Add("projonplane", "projonplane r C3d Plane [dx dy dz] [0/1]", projonplane); theCommands.Add("bisec", "bisec result line/circle/point line/circle/point", __FILE__, bisec, g); g = "GEOMETRY Curves and Surfaces modification"; theCommands.Add("movelaw", "movelaw name u x tx [ constraint = 0]", __FILE__, movelaw,g) ; g = "GEOMETRY intersections"; theCommands.Add("intersect", "intersect result surf1/curv1 surf2 [tolerance]\n\t\t " "intersect result surf1 surf2 [u1 v1 u2 v2] [U1F U1L V1F V1L U2F U2L V2F V2L] [tolerance]", __FILE__, intersection,g); theCommands.Add("crvpoints", "crvpoints result curv deflection", __FILE__, crvpoints,g); theCommands.Add("uniformAbscissa", "uniformAbscissa Curve nbPnt", __FILE__, uniformAbscissa,g); theCommands.Add("uniformAbscissaEl", "uniformAbscissaEl maxR minR nbPnt", __FILE__, EllipsUniformAbscissa,g); theCommands.Add("mypoints", "mypoints result curv deflection", __FILE__, mypoints,g); theCommands.Add("surfpoints", "surfoints result surf deflection", __FILE__, surfpoints,g); }