84 lines
2.9 KiB
C++
84 lines
2.9 KiB
C++
/***************************************************************************
|
|
* Copyright (c) 2020 sliptonic <shopinthewoods@gmail.com> *
|
|
* *
|
|
* This file is part of the FreeCAD CAx development system. *
|
|
* *
|
|
* This library is free software; you can redistribute it and/or *
|
|
* modify it under the terms of the GNU Library General Public *
|
|
* License as published by the Free Software Foundation; either *
|
|
* version 2 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 Library General Public License for more details. *
|
|
* *
|
|
* You should have received a copy of the GNU Library General Public *
|
|
* License along with this library; see the file COPYING.LIB. If not, *
|
|
* write to the Free Software Foundation, Inc., 59 Temple Place, *
|
|
* Suite 330, Boston, MA 02111-1307, USA *
|
|
* *
|
|
***************************************************************************/
|
|
|
|
|
|
#include "PreCompiled.h"
|
|
|
|
#include "Voronoi.h"
|
|
#include "VoronoiCell.h"
|
|
|
|
using namespace Base;
|
|
using namespace Path;
|
|
|
|
TYPESYSTEM_SOURCE(Path::VoronoiCell , Base::Persistence)
|
|
|
|
VoronoiCell::VoronoiCell(Voronoi::diagram_type *d, long index)
|
|
: dia(d)
|
|
, index(index)
|
|
, ptr(nullptr)
|
|
{
|
|
if (dia && long(dia->num_cells()) > index) {
|
|
ptr = &(dia->cells()[index]);
|
|
}
|
|
}
|
|
|
|
VoronoiCell::VoronoiCell(Voronoi::diagram_type *d, const Voronoi::diagram_type::cell_type *e)
|
|
: dia(d)
|
|
, index(Voronoi::InvalidIndex)
|
|
, ptr(e)
|
|
{
|
|
if (d && e) {
|
|
index = dia->index(e);
|
|
}
|
|
}
|
|
|
|
VoronoiCell::~VoronoiCell() {
|
|
}
|
|
|
|
bool VoronoiCell::isBound() const {
|
|
if (ptr && dia.isValid() && index != Voronoi::InvalidIndex) {
|
|
if (&(dia->cells()[index]) == ptr) {
|
|
return true;
|
|
}
|
|
}
|
|
ptr = nullptr;
|
|
return false;
|
|
}
|
|
|
|
Voronoi::point_type VoronoiCell::sourcePoint() const {
|
|
int index = ptr->source_index();
|
|
int category = ptr->source_category();
|
|
if (category == boost::polygon::SOURCE_CATEGORY_SINGLE_POINT) {
|
|
return dia->points[index];
|
|
}
|
|
if (category == boost::polygon::SOURCE_CATEGORY_SEGMENT_START_POINT) {
|
|
return low(dia->segments[index - dia->points.size()]);
|
|
} else {
|
|
return high(dia->segments[index - dia->points.size()]);
|
|
}
|
|
}
|
|
|
|
Voronoi::segment_type VoronoiCell::sourceSegment() const {
|
|
return dia->segments[ptr->source_index() - dia->points.size()];
|
|
}
|
|
|