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secondo/Algebras/MRegionOps2/IntSegContainer.cpp
2026-01-23 17:03:45 +08:00

183 lines
4.0 KiB
C++

/*
----
This file is part of SECONDO.
Copyright (C) 2008, University in Hagen, Department of Computer Science,
Database Systems for New Applications.
SECONDO is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
SECONDO 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with SECONDO; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
----
//paragraph [1] Title: [{\Large \bf \begin {center}] [\end {center}}]
//[TOC] [\tableofcontents]
//[ue] [\"u]
//[ae] [\"a]
//[oe] [\"o]
//[x] [$\times $]
//[->] [$\rightarrow $]
[1] Implementation
April - November 2008, M. H[oe]ger for bachelor thesis.
[2] Implementation with exakt dataype
Oktober 2014 - Maerz 2015, S. Schroeer for master thesis.
[TOC]
1 Introduction
2 Defines and Includes
*/
#include <iostream>
#include "IntSegContainer.h"
#include "IntersectionSegment.h"
#include "PFace.h"
using namespace std;
namespace temporalalgebra{
namespace mregionops2 {
/*
1 Struct IntSegCompare
*/
bool IntSegCompare::operator()(const IntersectionSegment* const& s1,
const IntersectionSegment* const& s2) const {
// We sort by (t_start, w_start, IsLeft())
// Precondition: s1->GetStartT() < s1->GetEndT() &&
// s2->GetStartT() < s2->GetEndT()
if (s1->GetStartT() < s2->GetStartT())
return true;
if (s1->GetStartT() > s2->GetStartT())
return false;
if (s1->GetStartW() < s2->GetStartW())
return true;
if (s1->GetStartW() > s2->GetStartW())
return false;
if (*(s1->GetEndWT()) == *(s2->GetEndWT()))
return false;
return s1->GetEndWT()->IsLeft(*(s2->GetStartWT()), *(s2->GetEndWT()));
}
IntSegContainer::~IntSegContainer() {
set<IntersectionSegment*>::iterator iter;
for (iter = intSegs.begin(); iter != intSegs.end(); ++iter) {
delete *iter;
}
}
void IntSegContainer::AddIntSeg(IntersectionSegment* seg) {
set<IntersectionSegment*>::iterator iter;
iter = intSegs.find(seg);
if (iter != intSegs.end())
{
cout << "intersection segment is already defined" << endl;
seg->Print();
cout << endl;
(*iter)->Print();
cout << endl;
(*iter)->UpdateWith(seg);
cout << "intersection segment after update" << endl;
(*iter)->Print();
cout << endl;
delete(seg);
return;
}
intSegs.insert(seg);
}
void IntSegContainer::FinalizeIntSegs()
{
set<IntersectionSegment*>::const_iterator iter;
for (iter = intSegs.begin(); iter != intSegs.end(); ++iter)
{
(*iter)->Finalize();
}
}
void IntSegContainer::FillIntSegsTable(unsigned int count)
{
// Nr from timeslot pick all InterSegs which are inside
set<IntersectionSegment*>::const_iterator iter;
for (iter = intSegs.begin(); iter != intSegs.end(); ++iter)
{
unsigned int ind = 0;
while ((ind < count) &&
((*iter)->GetStartT() >= (*iter)->GetPFace()->GetTimeIntervalEnd(ind)))
ind++;
while ((ind < count) &&
((*iter)->GetEndT() > (*iter)->GetPFace()->GetTimeIntervalStart(ind)))
{
(*iter)->GetPFace()->AddToIntSegsTable(ind, *iter);
ind++;
}
}
}
void IntSegContainer::InvertAreaDirections()
{
set<IntersectionSegment*>::const_iterator iter;
for (iter = intSegs.begin(); iter != intSegs.end(); ++iter)
{
(*iter)->InvertAreaDirection();
}
}
void IntSegContainer::Print() const {
if (intSegs.empty()) {
cout << "Empty." << endl;
return;
}
set<IntersectionSegment*>::const_iterator iter;
for (iter = intSegs.begin(); iter != intSegs.end(); ++iter) {
(*iter)->Print();
cout << endl;
}
}
}
}