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973c2be1e1
The copying permission statements at the beginning of source files updated to refer to LGPL. Copyright dates extended till 2014 in advance.
103 lines
2.9 KiB
Plaintext
103 lines
2.9 KiB
Plaintext
// Copyright (c) 1995-1999 Matra Datavision
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// Copyright (c) 1999-2014 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and / or modify it
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// under the terms of the GNU Lesser General Public version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#include <gp_Pnt.hxx>
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#include <gp_Vec.hxx>
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#ifndef DEB
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#define No_Standard_RangeError
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#define No_Standard_OutOfRange
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#endif
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IntImp_ZerCSParFunc::IntImp_ZerCSParFunc(const ThePSurface& S,
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const TheCurve& C) {
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surface = S;
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curve = C;
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p = gp_Pnt(0.0,0.0,0.0);
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f = 0.0;
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}
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Standard_Integer IntImp_ZerCSParFunc::NbVariables()const { return 3;}
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Standard_Integer IntImp_ZerCSParFunc::NbEquations()const { return 3;}
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Standard_Boolean IntImp_ZerCSParFunc::Value(const math_Vector& X,
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math_Vector& F){
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gp_Pnt Psurf = ThePSurfaceTool::Value(surface,X(1),X(2));
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gp_Pnt Pcurv = TheCurveTool::Value(curve,X(3));
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Standard_Real f1,f2,f3;
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F(1) = f1 = Psurf.X()-Pcurv.X();
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F(2) = f2 = Psurf.Y()-Pcurv.Y();
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F(3) = f3 = Psurf.Z()-Pcurv.Z();
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f = f1*f1 + f2*f2 + f3*f3;
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p = gp_Pnt((Psurf.XYZ()+Pcurv.XYZ())*0.5);
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return Standard_True;
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}
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Standard_Boolean IntImp_ZerCSParFunc::Derivatives ( const math_Vector& X,
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math_Matrix& D) {
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gp_Pnt Psurf,Pcurv;
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gp_Vec D1u,D1v,D1w;
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ThePSurfaceTool::D1(surface,X(1),X(2),Psurf,D1u,D1v);
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TheCurveTool::D1(curve,X(3),Pcurv,D1w);
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D(1,1) = D1u.X();
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D(1,2) = D1v.X();
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D(1,3) = -D1w.X();
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D(2,1) = D1u.Y();
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D(2,2) = D1v.Y();
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D(2,3) = -D1w.Y();
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D(3,1) = D1u.Z();
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D(3,2) = D1v.Z();
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D(3,3) = -D1w.Z();
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return Standard_True;
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}
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Standard_Boolean IntImp_ZerCSParFunc::Values( const math_Vector& X,
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math_Vector& F,
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math_Matrix& D) {
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gp_Pnt Psurf,Pcurv;
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gp_Vec D1u,D1v,D1w;
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ThePSurfaceTool::D1(surface,X(1),X(2),Psurf,D1u,D1v);
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TheCurveTool::D1(curve,X(3),Pcurv,D1w);
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D(1,1) = D1u.X();
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D(1,2) = D1v.X();
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D(1,3) = -D1w.X();
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D(2,1) = D1u.Y();
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D(2,2) = D1v.Y();
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D(2,3) = -D1w.Y();
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D(3,1) = D1u.Z();
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D(3,2) = D1v.Z();
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D(3,3) = -D1w.Z();
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Standard_Real f1,f2,f3;
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F(1) = f1 = Psurf.X()-Pcurv.X();
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F(2) = f2 = Psurf.Y()-Pcurv.Y();
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F(3) = f3 = Psurf.Z()-Pcurv.Z();
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f = f1*f1 + f2*f2 + f3*f3;
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p = gp_Pnt((Psurf.XYZ()+Pcurv.XYZ())*0.5);
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return Standard_True;
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}
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const gp_Pnt& IntImp_ZerCSParFunc::Point() const { return p;}
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Standard_Real IntImp_ZerCSParFunc::Root() const { return f;}
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const ThePSurface& IntImp_ZerCSParFunc::AuxillarSurface() const {
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return surface;}
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const TheCurve& IntImp_ZerCSParFunc::AuxillarCurve() const {
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return curve;}
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