// 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 _IntPatch_WLineTool_HeaderFile
#define _IntPatch_WLineTool_HeaderFile
#include
#include
#include
#include
#include
class TopoDS_Face;
class GeomAdaptor_HSurface;
class GeomInt_LineConstructor;
class IntTools_Context;
class Adaptor3d_TopolTool;
class Adaptor3d_HSurface;
//! IntPatch_WLineTool provides set of static methods related to walking lines.
class IntPatch_WLineTool
{
public:
DEFINE_STANDARD_ALLOC
//! I
//! Removes equal points (leave one of equal points) from theWLine
//! and recompute vertex parameters.
//!
//! II
//! Removes point out of borders in case of non periodic surfaces.
//! This step is done only if theRestrictLine is true.
//!
//! III
//! Removes exceed points using tube criteria:
//! delete 7D point if it lies near to expected lines in 2d and 3d.
//! Each task (2d, 2d, 3d) have its own tolerance and checked separately.
//!
//! Returns new WLine or null WLine if the number
//! of the points is less than 2.
Standard_EXPORT static
Handle(IntPatch_WLine) ComputePurgedWLine(const Handle(IntPatch_WLine) &theWLine,
const Handle(Adaptor3d_HSurface) &theS1,
const Handle(Adaptor3d_HSurface) &theS2,
const Handle(Adaptor3d_TopolTool) &theDom1,
const Handle(Adaptor3d_TopolTool) &theDom2,
const Standard_Boolean theRestrictLine);
//! Joins all WLines from theSlin to one if it is possible and records
//! the result into theSlin again. Lines will be kept to be splitted if:
//! a) they are separated (has no common points);
//! b) resulted line (after joining) go through seam-edges or surface boundaries.
//!
//! In addition, if points in theSPnt lies at least in one of the line in theSlin,
//! this point will be deleted.
Standard_EXPORT static void JoinWLines(IntPatch_SequenceOfLine& theSlin,
IntPatch_SequenceOfPoint& theSPnt,
const Standard_Real theTol3D,
const Standard_Real theU1Period,
const Standard_Real theU2Period,
const Standard_Real theV1Period,
const Standard_Real theV2Period,
const Standard_Real theUfSurf1,
const Standard_Real theUlSurf1,
const Standard_Real theVfSurf1,
const Standard_Real theVlSurf1,
const Standard_Real theUfSurf2,
const Standard_Real theUlSurf2,
const Standard_Real theVfSurf2,
const Standard_Real theVlSurf2);
//! Extends every line from theSlin (if it is possible) to be started/finished
//! in strictly determined point (in the place of joint of two lines).
//! As result, some gaps between two lines will vanish.
//! The Walking lines are supposed (algorithm will do nothing for not-Walking line)
//! to be computed as a result of intersection of two quadrics.
//! The quadrics definition is accepted in input parameters.
Standard_EXPORT static void ExtendTwoWlinesToEachOther(IntPatch_SequenceOfLine& theSlin,
const IntSurf_Quadric& theS1,
const IntSurf_Quadric& theS2,
const Standard_Real theToler3D,
const Standard_Real theU1Period,
const Standard_Real theU2Period,
const Standard_Real theV1Period,
const Standard_Real theV2Period,
const Bnd_Box2d& theBoxS1,
const Bnd_Box2d& theBoxS2);
};
#endif