mirror of
https://git.dev.opencascade.org/repos/occt.git
synced 2025-04-10 18:51:21 +03:00
157 lines
4.4 KiB
C++
157 lines
4.4 KiB
C++
// Created on: 1992-11-19
|
|
// Created by: Remi LEQUETTE
|
|
// Copyright (c) 1992-1999 Matra Datavision
|
|
// Copyright (c) 1999-2014 OPEN CASCADE SAS
|
|
//
|
|
// This file is part of Open CASCADE Technology software library.
|
|
//
|
|
// This library is free software; you can redistribute it and/or modify it under
|
|
// the terms of the GNU Lesser General Public License version 2.1 as published
|
|
// by the Free Software Foundation, with special exception defined in the file
|
|
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
|
|
// distribution for complete text of the license and disclaimer of any warranty.
|
|
//
|
|
// Alternatively, this file may be used under the terms of Open CASCADE
|
|
// commercial license or contractual agreement.
|
|
|
|
#ifndef _BRepClass_FaceExplorer_HeaderFile
|
|
#define _BRepClass_FaceExplorer_HeaderFile
|
|
|
|
#include <Standard.hxx>
|
|
#include <Standard_DefineAlloc.hxx>
|
|
#include <TopTools_IndexedDataMapOfShapeListOfShape.hxx>
|
|
|
|
#include <TopAbs_Orientation.hxx>
|
|
#include <TopoDS_Face.hxx>
|
|
#include <TopExp_Explorer.hxx>
|
|
#include <Standard_Integer.hxx>
|
|
class gp_Pnt2d;
|
|
class gp_Lin2d;
|
|
class BRepClass_Edge;
|
|
|
|
|
|
//! Provide an exploration of a BRep Face for the
|
|
//! classification. Return UV edges.
|
|
class BRepClass_FaceExplorer
|
|
{
|
|
public:
|
|
|
|
DEFINE_STANDARD_ALLOC
|
|
|
|
|
|
Standard_EXPORT BRepClass_FaceExplorer(const TopoDS_Face& F);
|
|
|
|
//! Checks the point and change its coords if it is located too far
|
|
//! from the bounding box of the face. New Coordinates of the point
|
|
//! will be on the line between the point and the center of the
|
|
//! bounding box. Returns True if point was not changed.
|
|
Standard_EXPORT Standard_Boolean CheckPoint (gp_Pnt2d& thePoint);
|
|
|
|
//! Should return True if the point is outside a
|
|
//! bounding volume of the face.
|
|
Standard_EXPORT Standard_Boolean Reject (const gp_Pnt2d& P) const;
|
|
|
|
//! Returns in <L>, <Par> a segment having at least
|
|
//! one intersection with the face boundary to
|
|
//! compute intersections.
|
|
Standard_EXPORT Standard_Boolean Segment (const gp_Pnt2d& P, gp_Lin2d& L, Standard_Real& Par);
|
|
|
|
//! Returns in <L>, <Par> a segment having at least
|
|
//! one intersection with the face boundary to
|
|
//! compute intersections. Each call gives another segment.
|
|
Standard_EXPORT Standard_Boolean OtherSegment (const gp_Pnt2d& P, gp_Lin2d& L, Standard_Real& Par);
|
|
|
|
//! Starts an exploration of the wires.
|
|
Standard_EXPORT void InitWires();
|
|
|
|
//! Returns True if there is a current wire.
|
|
Standard_Boolean MoreWires() const;
|
|
|
|
//! Sets the explorer to the next wire.
|
|
void NextWire();
|
|
|
|
//! Returns True if the wire bounding volume does not
|
|
//! intersect the segment.
|
|
Standard_EXPORT Standard_Boolean RejectWire (const gp_Lin2d& L, const Standard_Real Par) const;
|
|
|
|
//! Starts an exploration of the edges of the current
|
|
//! wire.
|
|
Standard_EXPORT void InitEdges();
|
|
|
|
//! Returns True if there is a current edge.
|
|
Standard_Boolean MoreEdges() const;
|
|
|
|
//! Sets the explorer to the next edge.
|
|
void NextEdge();
|
|
|
|
//! Returns True if the edge bounding volume does not
|
|
//! intersect the segment.
|
|
Standard_EXPORT Standard_Boolean RejectEdge (const gp_Lin2d& L, const Standard_Real Par) const;
|
|
|
|
//! Current edge in current wire and its orientation.
|
|
Standard_EXPORT void CurrentEdge (BRepClass_Edge& E, TopAbs_Orientation& Or) const;
|
|
|
|
//! Returns the maximum tolerance
|
|
Standard_Real MaxTolerance() const
|
|
{
|
|
return myMaxTolerance;
|
|
}
|
|
|
|
//! Sets the maximum tolerance at
|
|
//! which to start checking in the intersector
|
|
void SetMaxTolerance(const Standard_Real theValue)
|
|
{
|
|
myMaxTolerance = theValue;
|
|
}
|
|
|
|
//! Returns true if we are using boxes
|
|
//! in the intersector
|
|
Standard_Boolean UseBndBox() const
|
|
{
|
|
return myUseBndBox;
|
|
}
|
|
|
|
//! Sets the status of whether we are
|
|
//! using boxes or not
|
|
void SetUseBndBox(const Standard_Boolean theValue)
|
|
{
|
|
myUseBndBox = theValue;
|
|
}
|
|
|
|
|
|
|
|
|
|
protected:
|
|
|
|
//! Computes UV bounds of a face
|
|
Standard_EXPORT void ComputeFaceBounds();
|
|
|
|
|
|
private:
|
|
|
|
|
|
|
|
TopoDS_Face myFace;
|
|
TopExp_Explorer myWExplorer;
|
|
TopExp_Explorer myEExplorer;
|
|
Standard_Integer myCurEdgeInd;
|
|
Standard_Real myCurEdgePar;
|
|
Standard_Real myMaxTolerance;
|
|
Standard_Boolean myUseBndBox;
|
|
TopTools_IndexedDataMapOfShapeListOfShape myMapVE;
|
|
|
|
Standard_Real myUMin;
|
|
Standard_Real myUMax;
|
|
Standard_Real myVMin;
|
|
Standard_Real myVMax;
|
|
};
|
|
|
|
|
|
#include <BRepClass_FaceExplorer.lxx>
|
|
|
|
|
|
|
|
|
|
|
|
#endif // _BRepClass_FaceExplorer_HeaderFile
|