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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.
278 lines
8.4 KiB
Plaintext
278 lines
8.4 KiB
Plaintext
-- Created on: 1998-08-20
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-- Created by: Philippe MANGIN
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-- Copyright (c) 1998-1999 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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class CompCurve from BRepAdaptor
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inherits Curve from Adaptor3d
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---Purpose: The Curve from BRepAdaptor allows to use a Wire
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-- of the BRep topology like a 3D curve.
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-- Warning: With this class of curve, C0 and C1 continuities
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-- are not assumed. So be carful with some algorithm!
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uses
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Wire from TopoDS,
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Edge from TopoDS,
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CurveType from GeomAbs,
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Shape from GeomAbs,
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HCurve from Adaptor3d,
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HArray1OfCurve from BRepAdaptor,
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BezierCurve from Geom,
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BSplineCurve from Geom,
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Array1OfReal from TColStd,
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HArray1OfReal from TColStd,
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Pnt from gp,
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Vec from gp,
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Circ from gp,
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Elips from gp,
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Hypr from gp,
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Parab from gp,
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Lin from gp
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raises
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NullObject from Standard,
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DomainError from Standard,
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OutOfRange from Standard,
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NoSuchObject from Standard
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is
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Create returns CompCurve from BRepAdaptor;
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---Purpose: Creates an undefined Curve with no Wire loaded.
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Create(W : Wire from TopoDS;
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KnotByCurvilinearAbcissa : Boolean = Standard_False)
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returns CompCurve from BRepAdaptor;
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Create(W : Wire from TopoDS;
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KnotByCurvilinearAbcissa : Boolean;
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First, Last, Tol : Real)
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returns CompCurve from BRepAdaptor;
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---Purpose: Creates a Curve to acces to the geometry of edge
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-- <W>.
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--
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Initialize(me : in out; W : Wire from TopoDS;
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KnotByCurvilinearAbcissa : Boolean)
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---Purpose: Sets the wire <W>.
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is static;
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Initialize(me : in out; W : Wire from TopoDS;
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KnotByCurvilinearAbcissa : Boolean;
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First, Last, Tol : Real )
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---Purpose: Sets wire <W> and trimmed parameter.
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is static;
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SetPeriodic(me: in out; Periodic : Boolean)
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---Purpose: Set the flag Periodic.
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-- Warning: This method has no effect if the wire is not closed
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is static;
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Wire(me) returns Wire from TopoDS
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---Purpose: Returns the wire.
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--
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---C++: return const &
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is static;
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Edge(me; U : Real;
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E : out Edge;
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UonE : out Real)
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---Purpose: returns an edge and one parameter on them
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-- corresponding to the parameter U.
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is static;
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--
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-- Methods of Curve from GeomAdaptor.
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--
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FirstParameter(me) returns Real
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is redefined static;
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LastParameter(me) returns Real
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is redefined static;
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Continuity(me) returns Shape from GeomAbs
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is redefined static;
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NbIntervals(me: in out; S : Shape from GeomAbs) returns Integer
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---Purpose: Returns the number of intervals for continuity
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-- <S>. May be one if Continuity(me) >= <S>
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is redefined static;
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Intervals(me: in out; T : in out Array1OfReal from TColStd;
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S : Shape from GeomAbs)
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---Purpose: Stores in <T> the parameters bounding the intervals
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-- of continuity <S>.
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--
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-- The array must provide enough room to accomodate
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-- for the parameters. i.e. T.Length() > NbIntervals()
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raises
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OutOfRange from Standard
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is redefined static;
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Trim(me; First, Last, Tol : Real) returns HCurve from Adaptor3d
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---Purpose: Returns a curve equivalent of <me> between
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-- parameters <First> and <Last>. <Tol> is used to
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-- test for 3d points confusion.
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raises
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OutOfRange from Standard
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---Purpose: If <First> >= <Last>
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is redefined static;
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IsClosed(me) returns Boolean
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is redefined static;
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IsPeriodic(me) returns Boolean
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is redefined static;
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Period(me) returns Real
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raises
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DomainError from Standard -- if the curve is not periodic
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is redefined static;
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Value(me; U : Real) returns Pnt from gp
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--- Purpose : Computes the point of parameter U on the curve
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is redefined static;
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D0 (me; U : Real; P : out Pnt from gp)
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--- Purpose : Computes the point of parameter U.
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is redefined static;
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D1 (me; U : Real; P : out Pnt from gp ; V : out Vec from gp)
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--- Purpose : Computes the point of parameter U on the curve
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-- with its first derivative.
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raises
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DomainError from Standard
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--- Purpose : Raised if the continuity of the current interval
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-- is not C1.
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is redefined static;
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D2 (me; U : Real; P : out Pnt from gp; V1, V2 : out Vec from gp)
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--- Purpose :
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-- Returns the point P of parameter U, the first and second
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-- derivatives V1 and V2.
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raises
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DomainError from Standard
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--- Purpose : Raised if the continuity of the current interval
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-- is not C2.
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is redefined static;
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D3 (me; U : Real; P : out Pnt from gp; V1, V2, V3 : out Vec from gp)
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--- Purpose :
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-- Returns the point P of parameter U, the first, the second
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-- and the third derivative.
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raises
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DomainError from Standard
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--- Purpose : Raised if the continuity of the current interval
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-- is not C3.
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is redefined static;
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DN (me; U : Real; N : Integer) returns Vec from gp
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--- Purpose :
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-- The returned vector gives the value of the derivative for the
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-- order of derivation N.
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raises
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DomainError from Standard,
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--- Purpose : Raised if the continuity of the current interval
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-- is not CN.
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OutOfRange from Standard
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--- Purpose : Raised if N < 1.
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is redefined static;
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Resolution(me; R3d :Real) returns Real
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---Purpose : returns the parametric resolution
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is redefined static;
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GetType(me) returns CurveType from GeomAbs
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is redefined static;
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Line(me) returns Lin from gp
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raises NoSuchObject from Standard
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is redefined static;
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Circle(me) returns Circ from gp
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raises NoSuchObject from Standard
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is redefined static;
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Ellipse(me) returns Elips from gp
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raises NoSuchObject from Standard
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is redefined static;
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Hyperbola(me) returns Hypr from gp
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raises NoSuchObject from Standard
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is redefined static;
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Parabola(me) returns Parab from gp
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raises NoSuchObject from Standard
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is redefined static;
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Degree(me) returns Integer
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raises NoSuchObject from Standard
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is redefined static;
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IsRational(me) returns Boolean
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raises
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NoSuchObject from Standard
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is redefined static;
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NbPoles(me) returns Integer
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raises NoSuchObject from Standard
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is redefined static;
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NbKnots(me) returns Integer
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raises
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NoSuchObject from Standard
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is redefined static;
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Bezier(me) returns BezierCurve from Geom
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---Warning :
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-- This will make a copy of the Bezier Curve .
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-- Be carefull when using this method
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raises
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NoSuchObject from Standard
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is redefined static;
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BSpline(me) returns BSplineCurve from Geom
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---Warning : This will make a copy of the BSpline Curve. Be
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-- carefull when using this method
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raises
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NoSuchObject from Standard
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is redefined static;
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Prepare(me; W, D: in out Real; ind : in out Integer)
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is private;
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InvPrepare(me; ind : Integer; F, D: in out Real)
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is private;
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fields
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myWire : Wire from TopoDS;
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TFirst, TLast, PTol, myPeriod : Real;
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myCurves : HArray1OfCurve from BRepAdaptor;
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myKnots : HArray1OfReal from TColStd;
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CurIndex : Integer;
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Forward : Boolean;
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IsbyAC : Boolean;
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Periodic : Boolean;
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end CompCurve;
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