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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
113 lines
4.7 KiB
C++
113 lines
4.7 KiB
C++
// Created on: 1991-12-13
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// Created by: Christophe MARION
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// Copyright (c) 1991-1999 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 <Intrv_Interval.hxx>
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// **-----------**** Other
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// ***-----* Before
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// ***------------* JustBefore
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// ***-----------------* OverlappingAtStart
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// ***--------------------------* JustEnclosingAtEnd
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// ***-------------------------------------* Enclosing
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// ***----* JustOverlappingAtStart
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// ***-------------* Similar
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// ***------------------------* JustEnclosingAtStart
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// ***-* Inside
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// ***------* JustOverlappingAtEnd
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// ***-----------------* OverlappingAtEnd
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// ***--------* JustAfter
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// ***---* After
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//=======================================================================
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//function : Intrv_Interval
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//purpose :
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//=======================================================================
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Intrv_Interval::Intrv_Interval
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() : myStart(RealFirst()), myEnd (RealLast ())
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{
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myTolStart = (Standard_ShortReal)Epsilon(RealFirst());
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myTolEnd = (Standard_ShortReal)Epsilon(RealLast ());
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}
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//=======================================================================
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//function : Intrv_Interval
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//purpose :
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//=======================================================================
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Intrv_Interval::Intrv_Interval
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(const Standard_Real Start, const Standard_Real End) :
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myStart(Start), myEnd (End)
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{
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myTolStart = (Standard_ShortReal)Epsilon(myStart);
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myTolEnd = (Standard_ShortReal)Epsilon(myEnd);
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}
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//=======================================================================
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//function : Intrv_Interval
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//purpose :
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//=======================================================================
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Intrv_Interval::Intrv_Interval
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(const Standard_Real Start, const Standard_ShortReal TolStart,
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const Standard_Real End , const Standard_ShortReal TolEnd) :
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myStart(Start), myEnd (End),
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myTolStart(TolStart),myTolEnd (TolEnd)
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{
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Standard_ShortReal epsStart = (Standard_ShortReal)Epsilon(myStart);
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Standard_ShortReal epsEnd = (Standard_ShortReal)Epsilon(myEnd);
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if (myTolStart < epsStart) myTolStart = epsStart;
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if (myTolEnd < epsEnd ) myTolEnd = epsEnd;
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}
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//=======================================================================
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//function : Position
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//purpose :
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//=======================================================================
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Intrv_Position Intrv_Interval::Position (const Intrv_Interval& Other) const
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{
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Standard_Real mySMin = myStart - myTolStart;
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Standard_Real mySMax = myStart + myTolStart;
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Standard_Real myEMin = myEnd - myTolEnd ;
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Standard_Real myEMax = myEnd + myTolEnd ;
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Standard_Real otSMin = Other.myStart - Other.myTolStart;
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Standard_Real otSMax = Other.myStart + Other.myTolStart;
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Standard_Real otEMin = Other.myEnd - Other.myTolEnd ;
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Standard_Real otEMax = Other.myEnd + Other.myTolEnd ;
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Intrv_Position P;
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if ( mySMax < otSMin ) {
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if ( myEMax < otSMin ) P = Intrv_Before;
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else if ( otSMax >= myEMin ) P = Intrv_JustBefore;
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else if ( myEMax < otEMin ) P = Intrv_OverlappingAtStart;
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else if ( otEMax >= myEMin ) P = Intrv_JustEnclosingAtEnd;
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else P = Intrv_Enclosing;
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}
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else if ( otSMax >= mySMin ) {
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if ( myEMax < otEMin ) P = Intrv_JustOverlappingAtStart;
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else if ( otEMax >= myEMin ) P = Intrv_Similar;
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else P = Intrv_JustEnclosingAtStart;
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}
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else if ( mySMax < otEMin ) {
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if ( myEMax < otEMin ) P = Intrv_Inside;
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else if ( otEMax >= myEMin ) P = Intrv_JustOverlappingAtEnd;
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else P = Intrv_OverlappingAtEnd;
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}
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else if ( otEMax >= mySMin ) P = Intrv_JustAfter;
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else P = Intrv_After;
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return P;
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}
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