123 lines
2.6 KiB
C++
123 lines
2.6 KiB
C++
/*
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----
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This file is part of SECONDO.
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Copyright (C) 2019,
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Faculty of Mathematics and Computer Science,
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Database Systems for New Applications.
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SECONDO is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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SECONDO is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with SECONDO; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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----
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//[<] [\ensuremath{<}]
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//[>] [\ensuremath{>}]
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\setcounter{tocdepth}{3}
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\tableofcontents
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0 Header for the Streaming Operators "feed" and "collect"
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*/
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#pragma once
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#include "Operator.h"
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#include "../utility/PcPoint.h"
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#include "../tcPointcloud2.h"
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namespace pointcloud2{
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/*
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1 Feed Operator
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*/
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class op_feed {
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static ListExpr feedTM(ListExpr args);
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static int feedVM(Word* args, Word& result, int message,
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Word& local, Supplier s);
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std::string getOperatorSpec();
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public:
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explicit op_feed() = default;
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~op_feed() = default;
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std::shared_ptr<Operator> getOperator();
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};
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/*
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1.1 LocalInfo class for the feed operator
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*/
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class FeedLocalInfo{
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size_t _pos = 0;
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size_t _countOfPoints = 0;
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pointcloud2::Pointcloud2* _pc2;
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ListExpr _resultType;
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std::shared_ptr<PcPoint> _currentPoint;
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public:
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FeedLocalInfo(pointcloud2::Pointcloud2* pc2, ListExpr resultType)
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: _pc2(pc2), _resultType(resultType){
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//DEBUG
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//cout << "_resultType: " << nl->ToString(_resultType) << endl;
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_countOfPoints = _pc2->getPointCount();
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_currentPoint = std::make_shared<PcPoint>();
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}
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~FeedLocalInfo() = default;
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Tuple* getNext();
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};
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/*
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2 Collect Operator
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collectPc2: stream(tuple(...) xP xA xREF xZ1...Zn
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-> pointcloud2(REF, (tuple(|Z1:t1,...,Zn:tn|)))
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*/
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class OPCollectPc2{
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static ListExpr collectPc2TM(ListExpr args);
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//template<class T>
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static int collectPc2VMT( Word* args, Word& result, int message,
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Word& local, Supplier s );
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//static ValueMapping importPc2FromLasVM[];
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//static int importPc2FromLasSelect(ListExpr args);
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std::string getOperatorSpec();
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public:
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explicit OPCollectPc2() = default;
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~OPCollectPc2() = default;
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std::shared_ptr<Operator> getOperator();
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};
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} // end of namespace pointcloud2
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