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42cf5bc1ca
Automatic upgrade of OCCT code by command "occt_upgrade . -nocdl": - WOK-generated header files from inc and sources from drv are moved to src - CDL files removed - All packages are converted to nocdlpack
183 lines
7.3 KiB
C++
183 lines
7.3 KiB
C++
// Created on: 1992-10-20
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// Created by: Remi GILET
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// Copyright (c) 1992-1999 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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#ifndef _Geom2dGcc_Lin2d2Tan_HeaderFile
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#define _Geom2dGcc_Lin2d2Tan_HeaderFile
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#include <Standard.hxx>
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#include <Standard_DefineAlloc.hxx>
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#include <Standard_Handle.hxx>
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#include <Standard_Boolean.hxx>
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#include <Standard_Integer.hxx>
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#include <TColgp_Array1OfLin2d.hxx>
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#include <GccEnt_Array1OfPosition.hxx>
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#include <TColgp_Array1OfPnt2d.hxx>
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#include <TColStd_Array1OfReal.hxx>
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#include <Standard_Real.hxx>
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#include <GccEnt_Position.hxx>
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class StdFail_NotDone;
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class GccEnt_BadQualifier;
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class Standard_OutOfRange;
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class Geom2dGcc_QualifiedCurve;
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class gp_Pnt2d;
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class gp_Lin2d;
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class Geom2dGcc_Lin2d2TanIter;
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class Geom2dAdaptor_Curve;
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//! This class implements the algorithms used to
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//! create 2d lines tangent to 2 other elements which
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//! can be circles, curves or points.
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//! More than one argument must be a curve.
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//! Describes functions for building a 2D line:
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//! - tangential to 2 curves, or
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//! - tangential to a curve and passing through a point.
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//! A Lin2d2Tan object provides a framework for:
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//! - defining the construction of 2D line(s),
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//! - implementing the construction algorithm, and
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//! - consulting the result(s).
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//!
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//! Note: Some constructors may check the type of the qualified argument
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//! and raise BadQualifier Error in case of incorrect couple (qualifier, curv).
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class Geom2dGcc_Lin2d2Tan
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{
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public:
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DEFINE_STANDARD_ALLOC
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//! This class implements the algorithms used to create 2d
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//! line tangent to two curves.
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//! Tolang is used to determine the tolerance for the tangency points.
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Standard_EXPORT Geom2dGcc_Lin2d2Tan(const Geom2dGcc_QualifiedCurve& Qualified1, const Geom2dGcc_QualifiedCurve& Qualified2, const Standard_Real Tolang);
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//! This class implements the algorithms used to create 2d
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//! lines passing thrue a point and tangent to a curve.
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//! Tolang is used to determine the tolerance for the tangency points.
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Standard_EXPORT Geom2dGcc_Lin2d2Tan(const Geom2dGcc_QualifiedCurve& Qualified1, const gp_Pnt2d& ThePoint, const Standard_Real Tolang);
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//! This class implements the algorithms used to create 2d
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//! line tangent to two curves.
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//! Tolang is used to determine the tolerance for the tangency points.
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//! Param1 is used for the initial guess on the first curve.
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//! Param2 is used for the initial guess on the second curve.
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Standard_EXPORT Geom2dGcc_Lin2d2Tan(const Geom2dGcc_QualifiedCurve& Qualified1, const Geom2dGcc_QualifiedCurve& Qualified2, const Standard_Real Tolang, const Standard_Real Param1, const Standard_Real Param2);
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//! This class implements the algorithms used to create 2d
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//! lines passing thrue a point and tangent to a curve.
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//! Tolang is used to determine the tolerance for the tangency points.
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//! Param2 is used for the initial guess on the curve.
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Standard_EXPORT Geom2dGcc_Lin2d2Tan(const Geom2dGcc_QualifiedCurve& Qualified1, const gp_Pnt2d& ThePoint, const Standard_Real Tolang, const Standard_Real Param1);
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//! Returns true if the construction algorithm does not fail
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//! (even if it finds no solution).
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//! Note: IsDone protects against a failure arising from a
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//! more internal intersection algorithm, which has
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//! reached its numeric limits.
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Standard_EXPORT Standard_Boolean IsDone() const;
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//! Returns the number of lines, representing solutions computed by this algorithm.
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//! Exceptions StdFail_NotDone if the construction fails.R
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Standard_EXPORT Standard_Integer NbSolutions() const;
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//! Returns a line, representing the solution of index Index computed by this algorithm.
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//! Warning
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//! This indexing simply provides a means of consulting the
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//! solutions. The index values are not associated with
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//! these solutions outside the context of the algorithm object.
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//! Exceptions
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//! Standard_OutOfRange if Index is less than zero or
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//! greater than the number of solutions computed by this algorithm.
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//! StdFail_NotDone if the construction fails.
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Standard_EXPORT gp_Lin2d ThisSolution (const Standard_Integer Index) const;
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//! Returns the qualifiers Qualif1 and Qualif2 of the
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//! tangency arguments for the solution of index Index
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//! computed by this algorithm.
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//! The returned qualifiers are:
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//! - those specified at the start of construction when the
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//! solutions are defined as enclosing or outside with
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//! respect to the arguments, or
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//! - those computed during construction (i.e. enclosing or
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//! outside) when the solutions are defined as unqualified
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//! with respect to the arguments, or
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//! - GccEnt_noqualifier if the tangency argument is a point.
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//! Exceptions
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//! Standard_OutOfRange if Index is less than zero or
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//! greater than the number of solutions computed by this algorithm.
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//! StdFail_NotDone if the construction fails.
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Standard_EXPORT void WhichQualifier (const Standard_Integer Index, GccEnt_Position& Qualif1, GccEnt_Position& Qualif2) const;
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//! Returns informations about the tangency point between the
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//! result and the first argument.
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//! ParSol is the intrinsic parameter of the point PntSol on
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//! the solution curv.
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//! ParArg is the intrinsic parameter of the point PntSol on the argument curv.
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//! Exceptions
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//! Standard_OutOfRange if Index is less than zero or
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//! greater than the number of solutions computed by this algorithm.
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//! StdFail_NotDone if the construction fails.
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Standard_EXPORT void Tangency1 (const Standard_Integer Index, Standard_Real& ParSol, Standard_Real& ParArg, gp_Pnt2d& PntSol) const;
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//! Returns informations about the tangency point between the
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//! result and the first argument.
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//! ParSol is the intrinsic parameter of the point PntSol on the solution curv.
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//! ParArg is the intrinsic parameter of the point PntSol on the argument curv.
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//! Exceptions
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//! Standard_OutOfRange if Index is less than zero or
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//! greater than the number of solutions computed by this algorithm.
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//! StdFail_NotDone if the construction fails.
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Standard_EXPORT void Tangency2 (const Standard_Integer Index, Standard_Real& ParSol, Standard_Real& ParArg, gp_Pnt2d& PntSol) const;
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protected:
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private:
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Standard_EXPORT Standard_Boolean Add (const Standard_Integer theIndex, const Geom2dGcc_Lin2d2TanIter& theLin, const Standard_Real theTol, const Geom2dAdaptor_Curve& theC1, const Geom2dAdaptor_Curve& theC2);
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Standard_Boolean WellDone;
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Standard_Integer NbrSol;
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TColgp_Array1OfLin2d linsol;
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GccEnt_Array1OfPosition qualifier1;
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GccEnt_Array1OfPosition qualifier2;
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TColgp_Array1OfPnt2d pnttg1sol;
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TColgp_Array1OfPnt2d pnttg2sol;
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TColStd_Array1OfReal par1sol;
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TColStd_Array1OfReal par2sol;
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TColStd_Array1OfReal pararg1;
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TColStd_Array1OfReal pararg2;
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};
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#endif // _Geom2dGcc_Lin2d2Tan_HeaderFile
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