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d5f74e42d6
License statement text corrected; compiler warnings caused by Bison 2.41 disabled for MSVC; a few other compiler warnings on 54-bit Windows eliminated by appropriate type cast Wrong license statements corrected in several files. Copyright and license statements added in XSD and GLSL files. Copyright year updated in some files. Obsolete documentation files removed from DrawResources.
127 lines
3.9 KiB
C++
127 lines
3.9 KiB
C++
// Created on: 1997-11-06
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// Created by: Roman BORISOV
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// Copyright (c) 1997-1999 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 under
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// the terms of the GNU Lesser General Public License 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 <ProjLib_PrjResolve.ixx>
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#include <ProjLib_PrjFunc.hxx>
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#include <math_FunctionSetRoot.hxx>
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#include <math_NewtonFunctionSetRoot.hxx>
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ProjLib_PrjResolve::ProjLib_PrjResolve(const Adaptor3d_Curve& C,const Adaptor3d_Surface& S,const Standard_Integer Fix) : myFix(Fix)
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{
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if (myFix > 3 || myFix < 1) Standard_ConstructionError::Raise();
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mySolution = gp_Pnt2d(0.,0.);
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myCurve = (Adaptor3d_CurvePtr)&C;
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mySurface = (Adaptor3d_SurfacePtr)&S;
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}
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// void ProjLib_PrjResolve::Perform(const Standard_Real t, const Standard_Real U, const Standard_Real V, const gp_Pnt2d& Tol2d, const gp_Pnt2d& Inf, const gp_Pnt2d& Sup, const Standard_Real FuncTol, const Standard_Boolean StrictInside)
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void ProjLib_PrjResolve::Perform(const Standard_Real t, const Standard_Real U, const Standard_Real V, const gp_Pnt2d& Tol2d, const gp_Pnt2d& Inf, const gp_Pnt2d& Sup, const Standard_Real FuncTol, const Standard_Boolean )
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{
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myDone = Standard_False;
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Standard_Real FixVal = 0.;
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gp_Pnt2d ExtInf(0.,0.), ExtSup(0.,0.);
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Standard_Real ExtU = 10*Tol2d.X(), ExtV = 10*Tol2d.Y();
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math_Vector Tol(1, 2), Start(1, 2), BInf(1, 2), BSup(1, 2);
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ExtInf.SetCoord(Inf.X() - ExtU, Inf.Y() - ExtV);
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ExtSup.SetCoord(Sup.X() + ExtU, Sup.Y() + ExtV);
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BInf(1) = ExtInf.X();
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BInf(2) = ExtInf.Y();
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BSup(1) = ExtSup.X();
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BSup(2) = ExtSup.Y();
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Tol(1) = Tol2d.X();
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Tol(2) = Tol2d.Y();
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switch(myFix) {
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case 1:
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Start(1) = U;
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Start(2) = V;
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FixVal = t;
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break;
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case 2:
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Start(1) = t;
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Start(2) = V;
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FixVal = U;
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break;
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case 3:
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Start(1) = t;
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Start(2) = U;
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FixVal = V;
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}
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ProjLib_PrjFunc F(myCurve, FixVal, mySurface, myFix);
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// Standard_Integer option = 1;//2;
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// if (option == 1) {
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// math_FunctionSetRoot S1 (F, Start,Tol, BInf, BSup);
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// if (!S1.IsDone()) { return; }
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// }
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// else {
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math_NewtonFunctionSetRoot SR (F, Tol, 1.e-10);
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SR.Perform(F, Start, BInf, BSup);
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// if (!SR.IsDone()) { return; }
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if (!SR.IsDone()) {
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math_FunctionSetRoot S1 (F, Start,Tol, BInf, BSup);
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if (!S1.IsDone()) { return; }
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}
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mySolution.SetXY(F.Solution().XY());
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// computation of myDone
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myDone = Standard_True;
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Standard_Real ExtraU , ExtraV;
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// if(!StrictInside) {
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ExtraU = Tol2d.X();
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ExtraV = Tol2d.Y();
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// }
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if (Abs(mySolution.X()-Inf.X()) < Tol2d.X()) mySolution.SetX(Inf.X());
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if (Abs(mySolution.X()-Sup.X()) < Tol2d.X()) mySolution.SetX(Sup.X());
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if (Abs(mySolution.Y()-Inf.Y()) < Tol2d.Y()) mySolution.SetY(Inf.Y());
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if (Abs(mySolution.Y()-Sup.Y()) < Tol2d.Y()) mySolution.SetY(Sup.Y());
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if (mySolution.X() < Inf.X() - ExtraU ||
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mySolution.X() > Sup.X() + ExtraU ||
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mySolution.Y() < Inf.Y() - ExtraV ||
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mySolution.Y() > Sup.Y() + ExtraV) myDone = Standard_False;
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else if (FuncTol > 0) {
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math_Vector X(1,2,0.), FVal(1,2,0.);
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X(1) = mySolution.X();
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X(2) = mySolution.Y();
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F.Value(X, FVal);
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if ((FVal(1)*FVal(1) + FVal(2)*FVal(2)) > FuncTol) myDone = Standard_False;
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}
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}
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Standard_Boolean ProjLib_PrjResolve::IsDone() const
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{
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return myDone;
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}
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gp_Pnt2d ProjLib_PrjResolve::Solution() const
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{
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if (!IsDone()) StdFail_NotDone::Raise();
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return mySolution;
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}
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