/usr/include/terralib/kernel/TePrecision.h is in libterralib-dev 4.3.0+dfsg.2-10.
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TerraLib - a library for developing GIS applications.
Copyright © 2001-2007 INPE and Tecgraf/PUC-Rio.
This code is part of the TerraLib library.
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.
You should have received a copy of the GNU Lesser General Public
License along with this library.
The authors reassure the license terms regarding the warranties.
They specifically disclaim any warranties, including, but not limited to,
the implied warranties of merchantability and fitness for a particular purpose.
The library provided hereunder is on an "as is" basis, and the authors have no
obligation to provide maintenance, support, updates, enhancements, or modifications.
In no event shall INPE and Tecgraf / PUC-Rio be held liable to any party for direct,
indirect, special, incidental, or consequential damages arising out of the use
of this library and its documentation.
*************************************************************************************/
/*! \file TePrecision.h
\brief This file contains a singleton to manage precision in TerraLib.
*/
#ifndef __TERRALIB_INTERNAL_PRECISION_H
#define __TERRALIB_INTERNAL_PRECISION_H
#include "TeSingleton.h"
#include "TeDefines.h"
//! Describes a class for supportin scale and representation dependency
/*! The entire set of geometric algorithms make use of this class,
an so it must be properly set. It will be used when dealling with approximate calculus
\sa TeSingleton
*/
class TL_DLL TePrecision: public TeSingleton<TePrecision>
{
public:
//! Destructor
~TePrecision() {}
friend class TeSingleton<TePrecision>;
//! Sets the precision value to be considered
void setPrecision ( double precision )
{ precision_ = precision; }
//! Returns the precision value in use
double precision ()
{ return precision_; }
protected:
//! Constructor
TePrecision(): precision_ ( TeMINFLOAT )
{}
double precision_; //!< Stores the precision.
};
#endif
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