Method Decoder_LDPC_BP

src/Module/Decoder/LDPC/BP/Decoder_LDPC_BP.cpp:9–42

using namespace aff3ct::module;

Decoder_LDPC_BP ::Decoder_LDPC_BP(const int /*K*/,
                                  const int N,
                                  const int n_ite,
                                  const tools::Sparse_matrix& _H,
                                  const bool enable_syndrome,
                                  const int syndrome_depth)
  : n_ite(n_ite)
  , H(_H)
  , enable_syndrome(enable_syndrome)
  , syndrome_depth(syndrome_depth)
  , cur_syndrome_depth(0)
{
    if (n_ite <= 0)
    {
        std::stringstream message;
        message << "'n_ite' has to be greater than 0 ('n_ite' = " << n_ite << ").";
        throw spu::tools::invalid_argument(__FILE__, __LINE__, __func__, message.str());
    }

    if (syndrome_depth <= 0)
    {
        std::stringstream message;
        message << "'syndrome_depth' has to be greater than 0 ('syndrome_depth' = " << syndrome_depth << ").";
        throw spu::tools::invalid_argument(__FILE__, __LINE__, __func__, message.str());
    }

    if (N != (int)this->H.get_n_rows())
    {
        std::stringstream message;
        message << "'N' is not compatible with the H matrix ('N' = " << N
                << ", 'H.get_n_rows()' = " << this->H.get_n_rows() << ").";
        throw spu::tools::invalid_argument(__FILE__, __LINE__, __func__, message.str());
    }
}