SundanceVectorBasisComponent.cpp

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// 
//                              Sundance
//                 Copyright (2005) Sandia Corporation
// 
// Copyright (year first published) Sandia Corporation.  Under the terms 
// of Contract DE-AC04-94AL85000 with Sandia Corporation, the U.S. Government 
// retains certain rights in this software.
// 
// This library is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as
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#include "SundanceVectorBasisComponent.hpp"
#include "PlayaExceptions.hpp"

using namespace Sundance;
using namespace Sundance;
using namespace Teuchos;

VectorBasisComponent::VectorBasisComponent(const BasisFamily& master, 
  int direction)
  : master_(master),
    direction_(direction)
{
  TEUCHOS_TEST_FOR_EXCEPTION(master_.ptr()->isScalarBasis(), std::runtime_error,
    "scalar-valued basis " << master << " given as master argument to "
    "a vector basis component object. The master object must be a "
    "vector-valued basis");
}

bool VectorBasisComponent::lessThan(const BasisFamilyBase* other) const 
{
  TEUCHOS_TEST_FOR_EXCEPTION(
    (typeid(*this).before(typeid(*other)) 
      || typeid(*other).before(typeid(*this))),
    std::logic_error,
    "mismatched types: this=" << typeid(*this).name()
    << " and other=" << typeid(*other).name() 
    << " in BasisFamilyBase::lessThan(). This is most likely "
    "an internal bug, because the case of distinct types should have "
    "been dealt with before this point.");

  const VectorBasisComponent* p
    = dynamic_cast<const VectorBasisComponent*>(other);

  if (direction_ < p->direction_) return true;
  if (direction_ > p->direction_) return false;

  return (master_ < p->master_);
}