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Messages are registered in ShapeExtend_MsgRegistrator added to ShapeCutom and ShapeUpgrade packages All operators of ShapeProcess_OperLibrary are instrumented with MsgRegistrator 0025520: To provide info on what has been done by Shape Process and Shape Fix Update SHAPE.fr Fix some messages (minor change)
281 lines
12 KiB
Plaintext
281 lines
12 KiB
Plaintext
-- Created on: 1999-06-18
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-- Created by: Galina Koulikova
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-- Copyright (c) 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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private class BSplineRestriction from ShapeCustom inherits Modification from ShapeCustom
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---Purpose: this tool intended for aproximation surfaces, curves and pcurves with
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-- specified degree , max number of segments, tolerance 2d, tolerance 3d. Specified
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-- continuity can be reduced if approximation with specified continuity was not done.
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uses
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Surface from Geom,
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Curve from Geom,
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Curve from Geom2d,
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Shape from TopoDS,
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Face from TopoDS,
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Edge from TopoDS,
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Vertex from TopoDS,
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Location from TopLoc,
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Shape from GeomAbs,
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Pnt from gp,
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RestrictionParameters from ShapeCustom
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is
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Create returns BSplineRestriction from ShapeCustom;
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---Purpose: Empty constructor.
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Create(anApproxSurfaceFlag,
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anApproxCurve3dFlag,
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anApproxCurve2dFlag : Boolean;
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aTol3d, aTol2d : Real;
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aContinuity3d, aContinuity2d: Shape from GeomAbs ;
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aMaxDegree, aNbMaxSeg : Integer;
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Degree, Rational : Boolean)
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returns BSplineRestriction from ShapeCustom;
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---Purpose: Initializes with specified parameters of aproximation.
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Create(anApproxSurfaceFlag, anApproxCurve3dFlag, anApproxCurve2dFlag: Boolean from Standard;
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aTol3d, aTol2d : Real;
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aContinuity3d, aContinuity2d : Shape from GeomAbs ;
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aMaxDegree, aNbMaxSeg : Integer;
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Degree, Rational : Boolean;
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aModes : RestrictionParameters from ShapeCustom)
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returns BSplineRestriction from ShapeCustom;
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---Purpose: Initializes with specified parameters of aproximation.
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NewSurface(me: mutable; F : Face from TopoDS;
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S : out Surface from Geom;
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L : out Location from TopLoc;
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Tol : out Real from Standard;
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RevWires : out Boolean from Standard;
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RevFace : out Boolean from Standard)
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---Purpose: Returns Standard_True if the face <F> has been
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-- modified. In this case, <S> is the new geometric
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-- support of the face, <L> the new location,<Tol>
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-- the new tolerance.<RevWires> has to be set to
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-- Standard_True when the modification reverses the
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-- normal of the surface.(the wires have to be
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-- reversed). <RevFace> has to be set to
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-- Standard_True if the orientation of the modified
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-- face changes in the shells which contain it.
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--
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-- Otherwise, returns Standard_False, and <S>, <L>,
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-- <Tol> , <RevWires> ,<RevFace> are not significant.
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returns Boolean from Standard;
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NewCurve(me: mutable; E : Edge from TopoDS;
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C : out Curve from Geom;
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L : out Location from TopLoc;
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Tol: out Real from Standard)
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returns Boolean from Standard;
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---Purpose: Returns Standard_True if curve from the edge <E> has been
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-- modified. In this case, <C> is the new geometric
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-- support of the edge, <L> the new location, <Tol>
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-- the new tolerance.
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-- Otherwise, returns Standard_True if Surface is modified or
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-- one of pcurves of edge is modified. In this case C is copy of
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-- geometric support of the edge.
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-- In other cases returns Standard_False, and <C>, <L>, <Tol> are not
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-- significant.
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NewCurve2d(me: mutable; E : Edge from TopoDS;
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F : Face from TopoDS;
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NewE : Edge from TopoDS;
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NewF : Face from TopoDS;
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C : out Curve from Geom2d;
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Tol : out Real from Standard)
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returns Boolean from Standard;
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---Purpose: Returns Standard_True if the edge <E> has been modified.
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-- In this case,if curve on the surface is modified, <C>
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-- is the new geometric support of the edge, <L> the
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-- new location, <Tol> the new tolerance. If curve on the surface
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-- is not modified C is copy curve on surface from the edge <E>.
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--
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-- Otherwise, returns Standard_False, and <C>, <L>,
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-- <Tol> are not significant.
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--
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-- <NewE> is the new edge created from <E>. <NewF>
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-- is the new face created from <F>. They may be usefull.
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ConvertSurface(me: mutable; aSurface : Surface from Geom; S : out Surface from Geom;
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UF,UL,VF,VL : Real from Standard;
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IsOf : Boolean from Standard = Standard_True)
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returns Boolean from Standard;
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---Purpose: Returns Standard_True if the surface has been modified.
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-- if flag IsOf equals Standard_True Offset surfaces are aproximated to Offset
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-- if Standard_False to BSpline
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ConvertCurve(me: mutable;aCurve : in out Curve from Geom; C : out Curve from Geom; IsConvert : Boolean;
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First, Last : Real; TolCur : in out Real;IsOf : Boolean from Standard = Standard_True)
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returns Boolean from Standard;
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---Purpose: Returns Standard_True if the curve has been modified.
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-- if flag IsOf equals Standard_True Offset curves are aproximated to Offset
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-- if Standard_False to BSpline
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ConvertCurve2d(me: mutable;aCurve : in out Curve from Geom2d; C : out Curve from Geom2d; IsConvert : Boolean;
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First, Last : Real; TolCur : in out Real;IsOf : Boolean from Standard = Standard_True)
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returns Boolean from Standard;
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---Purpose: Returns Standard_True if the pcurve has been modified.
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-- if flag IsOf equals Standard_True Offset pcurves are aproximated to Offset
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-- if Standard_False to BSpline
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-- Methods for setting and obtaining fields
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SetTol3d(me: mutable; Tol3d : Real from Standard);
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---C++: inline
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---Purpose: Sets tolerance of aproximation for curve3d and surface
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SetTol2d(me: mutable; Tol2d : Real from Standard);
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---C++: inline
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---Purpose: Sets tolerance of aproximation for curve2d
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ModifyApproxSurfaceFlag(me : mutable) returns Boolean;
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---C++: inline
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---C++: return &
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---Purpose: Returns (modifiable) the flag which defines whether the
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-- surface is aproximated.
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ModifyApproxCurve3dFlag(me : mutable) returns Boolean;
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---C++: inline
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---C++: return &
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---Purpose: Returns (modifiable) the flag which defines whether the
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-- curve3d is aproximated.
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ModifyApproxCurve2dFlag(me : mutable) returns Boolean;
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---C++: inline
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---C++: return &
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---Purpose: Returns (modifiable) the flag which defines whether the curve2d is aproximated.
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SetContinuity3d(me : mutable; Continuity3d : Shape from GeomAbs);
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---C++: inline
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---Purpose: Sets continuity3d for aproximation curve3d and surface.
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SetContinuity2d(me : mutable; Continuity2d : Shape from GeomAbs);
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---C++: inline
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---Purpose: Sets continuity3d for aproximation curve2d.
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SetMaxDegree(me : mutable; MaxDegree : Integer from Standard);
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---C++: inline
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---Purpose: Sets max degree for aproximation.
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SetMaxNbSegments(me : mutable; MaxNbSegments : Integer from Standard);
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---C++: inline
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---Purpose: Sets max number of segments for aproximation.
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SetPriority(me : mutable; Degree : Boolean from Standard);
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---C++: inline
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---Purpose: Sets priority for aproximation curves and surface.
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-- If Degree is True approximation is made with degree less
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-- then specified MaxDegree at the expense of number of spanes.
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-- If Degree is False approximation is made with number of
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-- spans less then specified MaxNbSegment at the expense of
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-- specified MaxDegree.
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SetConvRational(me : mutable; Rational : Boolean from Standard);
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---C++: inline
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---Purpose: Sets flag for define if rational BSpline or Bezier is
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-- converted to polynomial. If Rational is True approximation
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-- for rational BSpline and Bezier is made to polynomial even
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-- if degree is less then MaxDegree and number of spans is less
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-- then specified MaxNbSegment.
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GetRestrictionParameters(me)
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returns RestrictionParameters from ShapeCustom;
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---C++: inline
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---Purpose: Returns the container of modes which defines
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-- what geometry should be converted to BSplines.
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SetRestrictionParameters(me: mutable;
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aModes: RestrictionParameters from ShapeCustom);
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---C++: inline
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---Purpose: Sets the container of modes which defines
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-- what geometry should be converted to BSplines.
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Curve3dError(me) returns Real;
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---C++: inline
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---Purpose:Returns error for aproximation curve3d.
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Curve2dError(me) returns Real;
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---C++: inline
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---Purpose:Returns error for aproximation curve2d.
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SurfaceError(me) returns Real;
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---C++: inline
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---Purpose:Returns error for aproximation surface.
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NewPoint(me: mutable; V : Vertex from TopoDS;
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P : out Pnt from gp;
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Tol: out Real from Standard)
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returns Boolean from Standard;
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NewParameter(me: mutable; V : Vertex from TopoDS;
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E : Edge from TopoDS;
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P : out Real from Standard;
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Tol: out Real from Standard)
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returns Boolean from Standard;
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Continuity(me: mutable; E : Edge from TopoDS;
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F1,F2 : Face from TopoDS;
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NewE : Edge from TopoDS;
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NewF1,NewF2: Face from TopoDS)
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returns Shape from GeomAbs;
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MaxErrors (me; aCurve3dErr, aCurve2dErr : out Real) returns Real from Standard;
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---Purpose:Returns error for aproximation surface, curve3d and curve2d.
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NbOfSpan (me) returns Integer from Standard;
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---Purpose:Returns number for aproximation surface, curve3d and curve2d.
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fields
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myContinuity3d,
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myContinuity2d : Shape from GeomAbs;
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myMaxDegree,
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myNbMaxSeg : Integer from Standard;
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myTol3d,
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myTol2d,
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mySurfaceError,
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myCurve3dError,
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myCurve2dError : Real from Standard;
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myNbOfSpan : Integer from Standard;
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myApproxSurfaceFlag,
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myApproxCurve3dFlag,
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myApproxCurve2dFlag : Boolean from Standard;
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myDeg : Boolean from Standard;
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myConvert : Boolean from Standard;
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myRational : Boolean from Standard;
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myParameters : RestrictionParameters from ShapeCustom;
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end BSplineRestriction;
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