geom/src/CurveCreator/CurveCreator_Section.cxx
2017-11-10 17:16:14 +03:00

81 lines
2.4 KiB
C++

// Copyright (C) 2013-2016 CEA/DEN, EDF R&D, OPEN CASCADE
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
//
// File: CurveCreator_Section.cxx
// Author: Aleksandr BOBKOV
#include "CurveCreator_Section.hxx"
#include <vector>
const double POINT_CONFUSION = 1e-4;
//=======================================================================
// function: GetDifferentPoints
// purpose:
//=======================================================================
Handle(TColgp_HArray1OfPnt) CurveCreator_Section::GetDifferentPoints( int theDimension ) const
{
Handle(TColgp_HArray1OfPnt) points;
std::vector<gp_Pnt> aTmpPoints;
CurveCreator::Coordinates::const_iterator aPIt = myPoints.begin();
CurveCreator::Coordinates::const_iterator aPItLast = myPoints.end();
gp_Pnt aFirstPoint;
gp_Pnt aPoint;
if( myPoints.size() > 0 )
{
aFirstPoint = gp_Pnt(*aPIt, *(aPIt + 1), (theDimension == 2) ? 0 : *(aPIt + 2));
aPoint = aFirstPoint;
aTmpPoints.push_back(aPoint);
}
for (; aPIt != aPItLast; aPIt += theDimension)
{
const gp_Pnt aPoint2(
*aPIt, *(aPIt + 1), (theDimension == 2) ? 0 : *(aPIt + 2));
if (!aPoint.IsEqual(aPoint2, POINT_CONFUSION))
{
aPoint = aPoint2;
aTmpPoints.push_back(aPoint);
}
}
int aPointCount = aTmpPoints.size();
if (myIsClosed)
{
while (aPointCount > 1 &&
aFirstPoint.IsEqual(aTmpPoints[aPointCount - 1], POINT_CONFUSION))
{
--aPointCount;
}
}
points = new TColgp_HArray1OfPnt(1, aPointCount);
for (int aPI = 0; aPI < aPointCount; ++aPI)
{
points->SetValue(aPI + 1, aTmpPoints[aPI]);
}
return points;
}