LisVector.cpp

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#include "LisVector.h"
 
#include "LisCheck.h"
 
namespace MathLib
{
LisVector::LisVector(std::size_t length)
{
    lis_vector_create(0, &vec_);
    lis_vector_set_size(vec_, 0, length);
}
 
LisVector::LisVector(std::size_t length, double* data)
{
    lis_vector_create(0, &vec_);
    lis_vector_set_size(vec_, 0, length);
    for (std::size_t i = 0; i < length; i++)
        lis_vector_set_value(LIS_INS_VALUE, i, data[i], vec_);
}
 
LisVector::LisVector(LisVector const& src)
{
    lis_vector_duplicate(src.vec_, &vec_);
    lis_vector_copy(src.vec_, vec_);
}
 
LisVector::~LisVector()
{
    lis_vector_destroy(vec_);
}
 
std::size_t LisVector::size() const
{
    IndexType dummy;
    IndexType size;
    int const ierr = lis_vector_get_size(vec_, &dummy, &size);
    checkLisError(ierr);
    assert(size >= 0);  // For safe implicit conversion to std::size_t.
    return size;
}
 
void LisVector::write(const std::string& filename) const
{
    lis_output_vector(vec_, LIS_FMT_PLAIN, const_cast<char*>(filename.c_str()));
}
 
}  // namespace MathLib