1// Copyright (c) 1995-1999 Matra Datavision 2// Copyright (c) 1999-2014 OPEN CASCADE SAS 3// 4// This file is part of Open CASCADE Technology software library. 5// 6// This library is free software; you can redistribute it and/or modify it under 7// the terms of the GNU Lesser General Public License version 2.1 as published 8// by the Free Software Foundation, with special exception defined in the file 9// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT 10// distribution for complete text of the license and disclaimer of any warranty. 11// 12// Alternatively, this file may be used under the terms of Open CASCADE 13// commercial license or contractual agreement. 14 15#include <gp_Pnt.hxx> 16#include <gp_Vec.hxx> 17 18#ifndef OCCT_DEBUG 19#define No_Standard_RangeError 20#define No_Standard_OutOfRange 21#endif 22 23 24IntImp_ZerCSParFunc::IntImp_ZerCSParFunc(const ThePSurface& S, 25 const TheCurve& C) { 26 surface = S; 27 curve = C; 28 p = gp_Pnt(0.0,0.0,0.0); 29 f = 0.0; 30} 31 32Standard_Integer IntImp_ZerCSParFunc::NbVariables()const { return 3;} 33 34Standard_Integer IntImp_ZerCSParFunc::NbEquations()const { return 3;} 35 36Standard_Boolean IntImp_ZerCSParFunc::Value(const math_Vector& X, 37 math_Vector& F){ 38 39 gp_Pnt Psurf = ThePSurfaceTool::Value(surface,X(1),X(2)); 40 gp_Pnt Pcurv = TheCurveTool::Value(curve,X(3)); 41 Standard_Real f1,f2,f3; 42 F(1) = f1 = Psurf.X()-Pcurv.X(); 43 F(2) = f2 = Psurf.Y()-Pcurv.Y(); 44 F(3) = f3 = Psurf.Z()-Pcurv.Z(); 45 f = f1*f1 + f2*f2 + f3*f3; 46 p = gp_Pnt((Psurf.XYZ()+Pcurv.XYZ())*0.5); 47 return Standard_True; 48} 49 50Standard_Boolean IntImp_ZerCSParFunc::Derivatives ( const math_Vector& X, 51 math_Matrix& D) { 52 gp_Pnt Psurf,Pcurv; 53 gp_Vec D1u,D1v,D1w; 54 ThePSurfaceTool::D1(surface,X(1),X(2),Psurf,D1u,D1v); 55 TheCurveTool::D1(curve,X(3),Pcurv,D1w); 56 D(1,1) = D1u.X(); 57 D(1,2) = D1v.X(); 58 D(1,3) = -D1w.X(); 59 D(2,1) = D1u.Y(); 60 D(2,2) = D1v.Y(); 61 D(2,3) = -D1w.Y(); 62 D(3,1) = D1u.Z(); 63 D(3,2) = D1v.Z(); 64 D(3,3) = -D1w.Z(); 65 return Standard_True; 66} 67 68Standard_Boolean IntImp_ZerCSParFunc::Values( const math_Vector& X, 69 math_Vector& F, 70 math_Matrix& D) { 71 gp_Pnt Psurf,Pcurv; 72 gp_Vec D1u,D1v,D1w; 73 ThePSurfaceTool::D1(surface,X(1),X(2),Psurf,D1u,D1v); 74 TheCurveTool::D1(curve,X(3),Pcurv,D1w); 75 D(1,1) = D1u.X(); 76 D(1,2) = D1v.X(); 77 D(1,3) = -D1w.X(); 78 D(2,1) = D1u.Y(); 79 D(2,2) = D1v.Y(); 80 D(2,3) = -D1w.Y(); 81 D(3,1) = D1u.Z(); 82 D(3,2) = D1v.Z(); 83 D(3,3) = -D1w.Z(); 84 85 Standard_Real f1,f2,f3; 86 F(1) = f1 = Psurf.X()-Pcurv.X(); 87 F(2) = f2 = Psurf.Y()-Pcurv.Y(); 88 F(3) = f3 = Psurf.Z()-Pcurv.Z(); 89 f = f1*f1 + f2*f2 + f3*f3; 90 p = gp_Pnt((Psurf.XYZ()+Pcurv.XYZ())*0.5); 91 return Standard_True; 92} 93 94const gp_Pnt& IntImp_ZerCSParFunc::Point() const { return p;} 95 96Standard_Real IntImp_ZerCSParFunc::Root() const { return f;} 97 98const ThePSurface& IntImp_ZerCSParFunc::AuxillarSurface() const { 99 return surface;} 100 101const TheCurve& IntImp_ZerCSParFunc::AuxillarCurve() const { 102 return curve;} 103