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The copying permission statements at the beginning of source files updated to refer to LGPL. Copyright dates extended till 2014 in advance.
146 lines
4.5 KiB
Plaintext
146 lines
4.5 KiB
Plaintext
-- Created on: 1991-02-21
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-- Created by: Isabelle GRIGNON
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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
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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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class ExtCS from Extrema
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---Purpose: It calculates all the extremum distances
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-- between a curve and a surface.
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-- These distances can be minimum or maximum.
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uses POnSurf from Extrema,
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POnCurv from Extrema,
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ExtElCS from Extrema,
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Pnt from gp,
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SurfaceType from GeomAbs,
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CurveType from GeomAbs,
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SequenceOfPOnSurf from Extrema,
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SequenceOfPOnCurv from Extrema,
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SequenceOfReal from TColStd,
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Curve from Adaptor3d,
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Surface from Adaptor3d,
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SurfacePtr from Adaptor3d
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raises NotDone from StdFail,
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OutOfRange from Standard,
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TypeMismatch from Standard
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is
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Create returns ExtCS;
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Create (C: Curve from Adaptor3d;
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S: Surface from Adaptor3d;
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TolC, TolS: Real)
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returns ExtCS;
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---Purpose: It calculates all the distances between C and S.
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Create (C: Curve from Adaptor3d;
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S: Surface from Adaptor3d;
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UCinf, UCsup: Real;
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Uinf, Usup, Vinf, Vsup: Real;
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TolC, TolS: Real)
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returns ExtCS;
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---Purpose: It calculates all the distances between C and S.
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-- UCinf and UCmax are the start and end parameters
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-- of the curve.
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Initialize(me: in out; S: Surface from Adaptor3d;
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Uinf, Usup, Vinf, Vsup: Real;
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TolC, TolS: Real)
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---Purpose: Initializes the fields of the algorithm.
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is static;
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Perform(me: in out; C: Curve from Adaptor3d; Uinf, Usup: Real)
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---Purpose: Computes the distances.
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-- An exception is raised if the fieds have not been
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-- initialized.
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raises TypeMismatch from Standard
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is static;
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IsDone (me) returns Boolean
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---Purpose: Returns True if the distances are found.
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is static;
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IsParallel (me) returns Boolean
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---Purpose: Returns True if the curve is on a parallel surface.
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raises NotDone from StdFail
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-- if IsDone(me)=False.
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is static;
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NbExt (me) returns Integer
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---Purpose: Returns the number of extremum distances.
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raises NotDone from StdFail
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-- if IsDone(me)=False.
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is static;
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SquareDistance (me; N: Integer) returns Real
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---Purpose: Returns the value of the Nth resulting square distance.
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raises NotDone from StdFail,
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-- if IsDone(me)=False.
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OutOfRange
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-- if N < 1 or N > NbPoints(me).
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is static;
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Points (me; N: Integer; P1: out POnCurv; P2: out POnSurf)
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---Purpose: Returns the point of the Nth resulting distance.
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raises NotDone from StdFail,
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-- if IsDone(me)=False.
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OutOfRange from Standard
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-- if N < 1 or N > NbPoints(me).
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is static;
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AddSolution (me: in out;
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Curve: Curve from Adaptor3d;
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T,U,V: Real;
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PointOnCurve, PointOnSurf: Pnt from gp;
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SquareDist: Real)
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returns Boolean
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is static private;
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Bidon(me) returns SurfacePtr from Adaptor3d
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is static private;
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fields
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myS : SurfacePtr from Adaptor3d;
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myDone : Boolean from Standard;
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myIsPar : Boolean from Standard;
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myExtElCS: ExtElCS from Extrema;
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myPOnS : SequenceOfPOnSurf from Extrema;
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myPOnC : SequenceOfPOnCurv from Extrema;
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myuinf : Real from Standard;
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myusup : Real from Standard;
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myvinf : Real from Standard;
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myvsup : Real from Standard;
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mytolC : Real from Standard;
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mytolS : Real from Standard;
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myucinf : Real from Standard;
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myucsup : Real from Standard;
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mySqDist : SequenceOfReal from TColStd;
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myStype : SurfaceType from GeomAbs;
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end ExtCS;
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