SundanceUserDefOp.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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// This library is distributed in the hope that it will be useful, but
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// Lesser General Public License for more details.
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#include "SundanceUserDefOp.hpp"
#include "SundanceUserDefOpElement.hpp"
#include "SundanceUserDefFunctor.hpp"
#include "SundanceUserDefFunctorElement.hpp"
#include "PlayaTabs.hpp"
#include "SundanceOut.hpp"

using namespace Sundance;
using namespace Sundance;

using namespace Sundance;
using namespace Teuchos;


UserDefOp::UserDefOp(const Expr& args,
                     const RCP<const UserDefFunctor>& functor)
  : ListExpr()
{
  int nElems = functor->rangeDim();
  Array<RCP<ScalarExpr> > scalarArgs = getScalarArgs(args);

  RCP<Sundance::Map<EvalContext, RCP<const UserDefOpCommonEvaluator> > > 
    commonEvaluatorsMap = rcp(new Sundance::Map<EvalContext, RCP<const UserDefOpCommonEvaluator> >());
  
  for (int i=0; i<nElems; i++)
    {
      RCP<UserDefFunctorElement> e 
        = rcp(new UserDefFunctorElement(functor, i));
      Expr elem = new UserDefOpElement(scalarArgs, commonEvaluatorsMap, e);
      append(elem);
    }
}



Array<RCP<ScalarExpr> > UserDefOp::getScalarArgs(const Expr& args)
{
  Expr fargs = args.flatten();
  Array<RCP<ScalarExpr> > sargs(fargs.size());
  
  for (int i=0; i<fargs.size(); i++)
    {
      sargs[i] = rcp_dynamic_cast<ScalarExpr>(fargs[i].ptr());
    }
  return sargs;
}