/usr/include/deal.II/base/quadrature_selector.h is in libdeal.ii-dev 8.1.0-6ubuntu1.
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// $Id: quadrature_selector.h 30036 2013-07-18 16:55:32Z maier $
//
// Copyright (C) 2003 - 2013 by the deal.II authors
//
// This file is part of the deal.II library.
//
// The deal.II library is free software; you can use it, 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.
// The full text of the license can be found in the file LICENSE at
// the top level of the deal.II distribution.
//
// ---------------------------------------------------------------------
#ifndef __deal2__quadrature_selector_h
#define __deal2__quadrature_selector_h
#include <deal.II/base/quadrature.h>
#include <deal.II/base/exceptions.h>
#include <string>
DEAL_II_NAMESPACE_OPEN
/**
* This class implements the quadrature rule passed to its constructor
* as a string. Supported quadratures are QGauss (of all
* orders), QMidpoint, QMilne, QSimpson,
* QTrapez and QWeddle.
*
* This class is useful if you want to use flexible quadrature rules,
* that are read from a parameter file (see ParameterHandler for
* this).
*
* @ingroup Quadrature
* @author Ralf Schulz, 2003
*/
template<int dim>
class QuadratureSelector : public Quadrature<dim>
{
public:
/**
* Constructor. Takes the name of
* the quadrature rule (one of
* "gauss", "milne", "weddle",
* etc) and, if it iss "gauss",
* the order of the quadrature
* rule as argument.
*/
QuadratureSelector (const std::string &s,
const unsigned int order=0);
/**
* This function returns all
* possible names for quadratures
* as a list separated by <tt>|</tt>,
* so that you can use it for the
* definition of parameter files
* (see ParameterHandler for
* details).
*/
static std::string get_quadrature_names();
/** @addtogroup Exceptions
* @{ */
/**
* Exception
*/
DeclException1 (ExcInvalidQGaussOrder,
int,
<< "You tried to generate QGauss with an invalid order of "
<< arg1 << " (must be >= 2)");
/**
* Exception
*/
DeclException2 (ExcInvalidOrder,
std::string,
unsigned int,
<< "You tried to generate a " << arg1
<< " object; no order is needed (" << arg2
<< " was given as parameter)");
/**
* Exception
*/
DeclException1 (ExcInvalidQuadrature,
std::string,
<< arg1
<< " is not a valid quadrature name for a quadrature rule");
//@}
private:
/**
* This static function creates a
* quadrature object according to
* the name given as a string,
* and the appropriate order (if
* the name is "gauss"). It is
* called from the constructor.
*/
static
Quadrature<dim>
create_quadrature (const std::string &s,
const unsigned int order);
};
DEAL_II_NAMESPACE_CLOSE
#endif
|