anonymous_namespace{MatrixOutput.cpp} Namespace Reference

Functions
std::string	getSeparatorAfterFilenamePrefix (std::string const &filenamePrefix)
static std::optional< std::string >	getEnvironmentVariable (std::string const &env_var)
std::string	localMatrixOutputFilename (std::string const &filenamePrefix)
Eigen::Map< const Eigen::Matrix< double, Eigen::Dynamic, Eigen::Dynamic, Eigen::RowMajor > >	toSquareMatrixRowMajor (std::vector< double > entries)

Function Documentation

getEnvironmentVariable()

std::optional< std::string > anonymous_namespace{MatrixOutput.cpp}::getEnvironmentVariable ( std::string const & env_var )

static

Definition at line 65 of file MatrixOutput.cpp.

{
    char const* const prefix = std::getenv(env_var.c_str());
    return prefix ? std::make_optional(prefix) : std::nullopt;
}

getSeparatorAfterFilenamePrefix()

std::string anonymous_namespace{MatrixOutput.cpp}::getSeparatorAfterFilenamePrefix

(

std::string const &

filenamePrefix

)

Definition at line 19 of file MatrixOutput.cpp.

{
    return filenamePrefix.empty() || filenamePrefix.ends_with('/') ||
                   filenamePrefix.ends_with('\\')
               ? ""
               : "_";
}

Referenced by localMatrixOutputFilename().

localMatrixOutputFilename()

std::string anonymous_namespace{MatrixOutput.cpp}::localMatrixOutputFilename

(

std::string const &

filenamePrefix

)

Definition at line 72 of file MatrixOutput.cpp.

{
    return fmt::format("{}{}ogs_local_matrix.log", filenamePrefix,
                       getSeparatorAfterFilenamePrefix(filenamePrefix));
}

References getSeparatorAfterFilenamePrefix().

toSquareMatrixRowMajor()

Eigen::Map< const Eigen::Matrix< double, Eigen::Dynamic, Eigen::Dynamic, Eigen::RowMajor > > anonymous_namespace{MatrixOutput.cpp}::toSquareMatrixRowMajor

(

std::vector< double >

entries

)

Definition at line 80 of file MatrixOutput.cpp.

{
    auto const num_r_c =
        static_cast<Eigen::Index>(std::round(std::sqrt(entries.size())));
 
    return {entries.data(), num_r_c, num_r_c};
}