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83 lines (70 loc) · 2.29 KB
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#ifndef _Vector_hpp_
#define _Vector_hpp_
//@HEADER
// ************************************************************************
//
// miniFE: simple finite-element assembly and linear-solve
// Copyright (2006) Sandia Corporation
//
// Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
// license for use of this work by or on behalf of the U.S. Government.
//
// 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.
//
// This library is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
// USA
// Questions? Contact Michael A. Heroux (maherou@sandia.gov)
//
// ************************************************************************
//@HEADER
#include <vector>
#include <MemInitOp.hpp>
namespace miniFE {
template<typename Scalar,
typename LocalOrdinal,
typename GlobalOrdinal,
typename ComputeNode>
struct Vector {
typedef ComputeNode ComputeNodeType;
typedef Scalar ScalarType;
typedef LocalOrdinal LocalOrdinalType;
typedef GlobalOrdinal GlobalOrdinalType;
Vector(GlobalOrdinal startIdx, LocalOrdinal local_sz, ComputeNode& cn)
: startIndex(startIdx),
local_size(local_sz),
coefs(local_size),
compute_node(cn)
{
MemInitOp<Scalar> mem_init;
mem_init.ptr = &coefs[0];
mem_init.n = local_size;
#ifdef MINIFE_HAVE_CUDA
//we don't want to run this mem-init kernel on cuda, we want
//to just run it locally on the host.
for(size_t i=0; i<mem_init.n; ++i) {
mem_init(i);
}
#else
cn.parallel_for(local_size, mem_init);
#endif
}
~Vector()
{
}
GlobalOrdinal startIndex;
LocalOrdinal local_size;
std::vector<Scalar> coefs;
ComputeNode& compute_node;
};
}//namespace miniFE
#endif