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secondo/Algebras/Tile/operators/toraster2.h

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2026-01-23 17:03:45 +08:00
/*
This file is part of SECONDO.
Copyright (C) 2013, 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
*/
#ifndef TILEALGEBRA_TORASTER2_H
#define TILEALGEBRA_TORASTER2_H
/*
SECONDO includes
*/
#include "AlgebraTypes.h"
#include "Attribute.h"
#include "Operator.h"
#include "QueryProcessor.h"
#include "Stream.h"
/*
Raster2Algebra includes
*/
#include "../../Raster2/grid2.h"
#include "../../Raster2/grid3.h"
/*
TileAlgebra includes
*/
#include "../Constants.h"
#include "../grid/tgrid.h"
#include "../grid/mtgrid.h"
#include "../Types/Types.h"
/*
declaration of namespace TileAlgebra
*/
namespace TileAlgebra
{
/*
Struct toraster2Info describes name, syntax, meaning and signature
of TileAlgebra operator toraster2.
author: Dirk Zacher
*/
struct toraster2Info : OperatorInfo
{
toraster2Info()
{
name = "toraster2";
syntax = "toraster2(_)";
meaning = "Converts a Tile Algebra tgrid object to "
"a Raster2 Algebra grid2 object, "
"a Tile Algebra mtgrid object to "
"a Raster2 Algebra grid3 object, "
"a stream of Tile Algebra t type objects to "
"a Raster2 Algebra s type object, "
"a stream of Tile Algebra mt type objects to "
"a Raster2 Algebra ms type object or "
"a stream of Tile Algebra it type objects to "
"a Raster2 Algebra is type object.";
std::vector<std::string> typeParameterT;
typeParameterT.push_back("T");
std::vector<std::string> valueWrapperTypes;
GetValueWrapperTypes(valueWrapperTypes);
signature = tgrid::BasicType() +
RIGHT_ARROW + raster2::grid2::BasicType();
appendSignature(mtgrid::BasicType() +
RIGHT_ARROW + raster2::grid3::BasicType());
appendSignature(Stream<Attribute>::BasicType() +
"(" + TYPE_NAME_PREFIX_T + "T)" +
RIGHT_ARROW + TYPE_NAME_PREFIX_S + "T" +
FOR + GetTypeParametersDomain(typeParameterT,
valueWrapperTypes));
appendSignature(Stream<Attribute>::BasicType() +
"(" + TYPE_NAME_PREFIX_MT + "T)" +
RIGHT_ARROW + TYPE_NAME_PREFIX_MS + "T" +
FOR + GetTypeParametersDomain(typeParameterT,
valueWrapperTypes));
appendSignature(Stream<Attribute>::BasicType() +
"(" + TYPE_NAME_PREFIX_IT + "T)" +
RIGHT_ARROW + TYPE_NAME_PREFIX_IS + "T" +
FOR + GetTypeParametersDomain(typeParameterT,
valueWrapperTypes));
}
};
/*
declaration of toraster2Functions array.
*/
extern ValueMapping toraster2Functions[];
/*
Method toraster2SelectFunction returns the index of specific toraster2 function
in toraster2Functions array depending on the arguments.
author: Dirk Zacher
parameters: arguments - arguments of toraster2 operator
return value: index of specific toraster2 function in toraster2Functions
exceptions: -
*/
int toraster2SelectFunction(ListExpr arguments);
/*
Method toraster2TypeMappingFunction returns the return value type
of toraster2 operator in the form of a ListExpr.
author: Dirk Zacher
parameters: arguments - arguments of toraster2 operator
return value: return value type of toraster2 operator
exceptions: -
*/
ListExpr toraster2TypeMappingFunction(ListExpr arguments);
}
#endif // TILEALGEBRA_TORASTER2_H