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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
320 lines
9.9 KiB
C++
320 lines
9.9 KiB
C++
// Created on: 1991-07-23
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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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#ifndef _BRepPrim_OneAxis_HeaderFile
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#define _BRepPrim_OneAxis_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 <BRepPrim_Builder.hxx>
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#include <gp_Ax2.hxx>
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#include <Standard_Real.hxx>
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#include <TopoDS_Shell.hxx>
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#include <Standard_Boolean.hxx>
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#include <TopoDS_Vertex.hxx>
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#include <TopoDS_Edge.hxx>
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#include <TopoDS_Wire.hxx>
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#include <TopoDS_Face.hxx>
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class Standard_DomainError;
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class Standard_OutOfRange;
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class BRepPrim_Builder;
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class gp_Ax2;
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class TopoDS_Face;
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class TopoDS_Edge;
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class gp_Pnt2d;
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class TopoDS_Shell;
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class TopoDS_Wire;
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class TopoDS_Vertex;
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//! Algorithm to build primitives with one axis of
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//! revolution.
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//!
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//! The revolution body is described by :
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//!
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//! A coordinate system (Ax2 from gp). The Z axis is
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//! the rotational axis.
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//!
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//! An Angle around the Axis, When the Angle is 2*PI
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//! the primitive is not limited by planar faces. The
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//! U parameter range from 0 to Angle.
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//!
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//! A parameter range VMin, VMax on the meridian.
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//!
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//! A meridian : The meridian is a curve described by
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//! a set of deferred methods.
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//!
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//! The topology consists of A shell, Faces, Wires,
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//! Edges and Vertices. Methods are provided to build
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//! all the elements. Building an element implies the
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//! automatic building of all its sub-elements.
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//!
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//! So building the shell builds everything.
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//!
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//! There are at most 5 faces :
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//!
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//! - The LateralFace.
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//!
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//! - The TopFace and the BottomFace.
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//!
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//! - The StartFace and the EndFace.
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class BRepPrim_OneAxis
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{
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public:
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DEFINE_STANDARD_ALLOC
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//! The MeridianOffset is added to the parameters on
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//! the meridian curve and to the V values of the
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//! pcurves. This is used for the sphere for example,
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//! to give a range on the meridian edge which is not
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//! VMin, VMax.
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Standard_EXPORT void SetMeridianOffset (const Standard_Real MeridianOffset = 0);
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//! Returns the Ax2 from <me>.
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Standard_EXPORT const gp_Ax2& Axes() const;
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Standard_EXPORT void Axes (const gp_Ax2& A);
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Standard_EXPORT Standard_Real Angle() const;
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Standard_EXPORT void Angle (const Standard_Real A);
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Standard_EXPORT Standard_Real VMin() const;
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Standard_EXPORT void VMin (const Standard_Real V);
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Standard_EXPORT Standard_Real VMax() const;
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Standard_EXPORT void VMax (const Standard_Real V);
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//! Returns a face with no edges. The surface is the
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//! lateral surface with normals pointing outward. The
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//! U parameter is the angle with the origin on the X
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//! axis. The V parameter is the parameter of the
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//! meridian.
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Standard_EXPORT virtual TopoDS_Face MakeEmptyLateralFace() const = 0;
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//! Returns an edge with a 3D curve made from the
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//! meridian in the XZ plane rotated by <Ang> around
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//! the Z-axis. Ang may be 0 or myAngle.
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Standard_EXPORT virtual TopoDS_Edge MakeEmptyMeridianEdge (const Standard_Real Ang) const = 0;
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//! Sets the parametric curve of the edge <E> in the
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//! face <F> to be the 2d representation of the
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//! meridian.
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Standard_EXPORT virtual void SetMeridianPCurve (TopoDS_Edge& E, const TopoDS_Face& F) const = 0;
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//! Returns the meridian point at parameter <V> in the
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//! plane XZ.
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Standard_EXPORT virtual gp_Pnt2d MeridianValue (const Standard_Real V) const = 0;
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//! Returns True if the point of parameter <V> on the
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//! meridian is on the Axis. Default implementation is
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//! Abs(MeridianValue(V).X()) < Precision::Confusion()
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Standard_EXPORT virtual Standard_Boolean MeridianOnAxis (const Standard_Real V) const;
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//! Returns True if the meridian is closed. Default
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//! implementation is
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//! MeridianValue(VMin).IsEqual(MeridianValue(VMax),
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//! Precision::Confusion())
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Standard_EXPORT virtual Standard_Boolean MeridianClosed() const;
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//! Returns True if VMax is infinite. Default
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//! Precision::IsPositiveInfinite(VMax);
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Standard_EXPORT virtual Standard_Boolean VMaxInfinite() const;
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//! Returns True if VMin is infinite. Default
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//! Precision::IsNegativeInfinite(VMax);
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Standard_EXPORT virtual Standard_Boolean VMinInfinite() const;
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//! Returns True if there is a top face.
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//!
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//! That is neither : VMaxInfinite()
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//! MeridianClosed()
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//! MeridianOnAxis(VMax)
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Standard_EXPORT virtual Standard_Boolean HasTop() const;
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//! Returns True if there is a bottom face.
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//!
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//! That is neither : VMinInfinite()
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//! MeridianClosed()
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//! MeridianOnAxis(VMin)
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Standard_EXPORT virtual Standard_Boolean HasBottom() const;
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//! Returns True if there are Start and End faces.
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//!
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//! That is : 2*PI - Angle > Precision::Angular()
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Standard_EXPORT virtual Standard_Boolean HasSides() const;
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//! Returns the Shell containing all the Faces of the
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//! primitive.
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Standard_EXPORT const TopoDS_Shell& Shell();
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//! Returns the lateral Face. It is oriented toward
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//! the outside of the primitive.
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Standard_EXPORT const TopoDS_Face& LateralFace();
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//! Returns the top planar Face. It is Oriented
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//! toward the +Z axis (outside).
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Standard_EXPORT const TopoDS_Face& TopFace();
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//! Returns the Bottom planar Face. It is Oriented
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//! toward the -Z axis (outside).
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Standard_EXPORT const TopoDS_Face& BottomFace();
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//! Returns the Face starting the slice, it is
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//! oriented toward the exterior of the primitive.
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Standard_EXPORT const TopoDS_Face& StartFace();
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//! Returns the Face ending the slice, it is oriented
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//! toward the exterior of the primitive.
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Standard_EXPORT const TopoDS_Face& EndFace();
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//! Returns the wire in the lateral face.
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Standard_EXPORT const TopoDS_Wire& LateralWire();
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//! Returns the wire in the lateral face with the
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//! start edge.
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Standard_EXPORT const TopoDS_Wire& LateralStartWire();
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//! Returns the wire with in lateral face with the end
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//! edge.
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Standard_EXPORT const TopoDS_Wire& LateralEndWire();
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//! Returns the wire in the top face.
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Standard_EXPORT const TopoDS_Wire& TopWire();
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//! Returns the wire in the bottom face.
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Standard_EXPORT const TopoDS_Wire& BottomWire();
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//! Returns the wire in the start face.
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Standard_EXPORT const TopoDS_Wire& StartWire();
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//! Returns the wire in the start face with the
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//! AxisEdge.
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Standard_EXPORT const TopoDS_Wire& AxisStartWire();
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//! Returns the Wire in the end face.
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Standard_EXPORT const TopoDS_Wire& EndWire();
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//! Returns the Wire in the end face with the
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//! AxisEdge.
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Standard_EXPORT const TopoDS_Wire& AxisEndWire();
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//! Returns the Edge built along the Axis and oriented
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//! on +Z of the Axis.
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Standard_EXPORT const TopoDS_Edge& AxisEdge();
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//! Returns the Edge at angle 0.
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Standard_EXPORT const TopoDS_Edge& StartEdge();
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//! Returns the Edge at angle Angle. If !HasSides()
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//! the StartEdge and the EndEdge are the same edge.
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Standard_EXPORT const TopoDS_Edge& EndEdge();
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//! Returns the linear Edge between start Face and top
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//! Face.
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Standard_EXPORT const TopoDS_Edge& StartTopEdge();
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//! Returns the linear Edge between start Face and
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//! bottom Face.
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Standard_EXPORT const TopoDS_Edge& StartBottomEdge();
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//! Returns the linear Edge between end Face and top
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//! Face.
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Standard_EXPORT const TopoDS_Edge& EndTopEdge();
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//! Returns the linear Edge between end Face and
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//! bottom Face.
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Standard_EXPORT const TopoDS_Edge& EndBottomEdge();
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//! Returns the edge at VMax. If MeridianClosed() the
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//! TopEdge and the BottomEdge are the same edge.
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Standard_EXPORT const TopoDS_Edge& TopEdge();
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//! Returns the edge at VMin. If MeridianClosed() the
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//! TopEdge and the BottomEdge are the same edge.
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Standard_EXPORT const TopoDS_Edge& BottomEdge();
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//! Returns the Vertex at the Top altitude on the axis.
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Standard_EXPORT const TopoDS_Vertex& AxisTopVertex();
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//! Returns the Vertex at the Bottom altitude on the
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//! axis.
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Standard_EXPORT const TopoDS_Vertex& AxisBottomVertex();
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//! Returns the vertex (0,VMax)
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Standard_EXPORT const TopoDS_Vertex& TopStartVertex();
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//! Returns the vertex (angle,VMax)
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Standard_EXPORT const TopoDS_Vertex& TopEndVertex();
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//! Returns the vertex (0,VMin)
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Standard_EXPORT const TopoDS_Vertex& BottomStartVertex();
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//! Returns the vertex (angle,VMax)
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Standard_EXPORT const TopoDS_Vertex& BottomEndVertex();
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Standard_EXPORT virtual ~BRepPrim_OneAxis();
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protected:
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//! Creates a OneAxis algorithm. <B> is used to build
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//! the Topology. The angle defaults to 2*PI.
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Standard_EXPORT BRepPrim_OneAxis(const BRepPrim_Builder& B, const gp_Ax2& A, const Standard_Real VMin, const Standard_Real VMax);
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BRepPrim_Builder myBuilder;
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private:
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gp_Ax2 myAxes;
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Standard_Real myAngle;
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Standard_Real myVMin;
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Standard_Real myVMax;
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Standard_Real myMeridianOffset;
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TopoDS_Shell myShell;
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Standard_Boolean ShellBuilt;
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TopoDS_Vertex myVertices[6];
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Standard_Boolean VerticesBuilt[6];
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TopoDS_Edge myEdges[9];
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Standard_Boolean EdgesBuilt[9];
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TopoDS_Wire myWires[9];
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Standard_Boolean WiresBuilt[9];
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TopoDS_Face myFaces[5];
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Standard_Boolean FacesBuilt[5];
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};
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#endif // _BRepPrim_OneAxis_HeaderFile
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