trapezoidal_driver.hpp

// FEAT3: Finite Element Analysis Toolbox, Version 3
// Copyright (C) 2010 by Stefan Turek & the FEAT group
// FEAT3 is released under the GNU General Public License version 3,
// see the file 'copyright.txt' in the top level directory for details.
 
#pragma once
 
// includes, FEAT
#include <kernel/cubature/scalar/driver_base.hpp>
 
namespace FEAT
{
  namespace Cubature
  {
    namespace Scalar
    {
      class TrapezoidalDriver :
        public DriverBase
      {
      public:
        static constexpr bool variadic = false;
        static constexpr bool tensorize = false;
        static constexpr int num_points = 2;
 
        static String name()
        {
          return "trapezoidal";
        }
 
        template<
          typename Weight_,
          typename Coord_>
        static void fill(Rule<Weight_, Coord_>& rule)
        {
          rule.get_coord(0) = -Coord_(1);
          rule.get_coord(1) =  Coord_(1);
          rule.get_weight(0) = Weight_(1);
          rule.get_weight(1) = Weight_(1);
        }
      }; // class TrapezoidalDriver<...>
    } // namespace Scalar
  } // namespace Cubature
} // namespace FEAT