/usr/include/trilinos/Stokhos_StandardStorage.hpp is in libtrilinos-stokhos-dev 12.10.1-3.
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// $Source$
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// Stokhos Package
// Copyright (2009) Sandia Corporation
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#ifndef STOKHOS_STANDARD_STORAGE_HPP
#define STOKHOS_STANDARD_STORAGE_HPP
#include "Teuchos_Array.hpp"
#include <algorithm>
namespace Stokhos {
template <typename ordinal_type, typename value_type>
class StandardStorage {
public:
typedef value_type& reference;
typedef const value_type& const_reference;
typedef value_type* pointer;
typedef const value_type* const_pointer;
//! Turn StandardStorage into a meta-function class usable with mpl::apply
template <typename ord_t, typename val_t>
struct apply {
typedef StandardStorage<ord_t,val_t> type;
};
//! Constructor
StandardStorage(const ordinal_type& sz,
const value_type& x = value_type(0.0)) :
coeff_(sz, x) {}
//! Destructor
~StandardStorage() {}
//! Initialize values to a constant value
void init(const_reference v) {
std::fill(coeff_.begin(), coeff_.end(), v);
}
//! Initialize values to an array of values
void init(const_pointer v, const ordinal_type& sz = 0) {
if (sz == 0)
std::copy(v, v+coeff_.size(), coeff_.begin());
else
std::copy(v, v+sz, coeff_.begin());
}
//! Load values to an array of values
void load(pointer v) {
std::copy(coeff_.begin(), coeff_.end(), v);
}
//! Resize to new size (values are preserved)
void resize(const ordinal_type& sz) { coeff_.resize(sz); }
//! Return size
ordinal_type size() const { return coeff_.size(); }
//! Coefficient access (avoid if possible)
const_reference operator[] (const ordinal_type& i) const {
return coeff_[i];
}
//! Coefficient access (avoid if possible)
reference operator[] (const ordinal_type& i) {
return coeff_[i];
}
//! Get coefficients
const_pointer coeff() const { return coeff_.getRawPtr(); }
//! Get coefficients
pointer coeff() { return coeff_.getRawPtr(); }
private:
//! Coefficient values
Teuchos::Array<value_type> coeff_;
};
}
#endif // STOKHOS_STANDARD_STORAGE_HPP
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