Method __encode_from_state

src/Module/Encoder/RSC_DB/Encoder_RSC_DB.cpp:197–222

template<typename B>
void
Encoder_RSC_DB<B>::__encode_from_state(const B* U_K,
                                       B* X_N,
                                       const bool only_parity,
                                       const int init_state,
                                       int& end_state)
{
    // clang-format off
    auto j = 0; // cur offset in X_N buffer
    auto state = init_state;
    for (auto i = 0; i < this->K; i += 2)
    {
        auto in = U_K[i] * 2 + U_K[i + 1];
        auto parity = out_parity[in][state];
        state = next_state[in][state];
        if (!only_parity)
        {
            X_N[j++] = U_K[i];
            X_N[j++] = U_K[i + 1];
        }
        X_N[j++] = (parity >> 1) & 1;
        X_N[j++] = (parity) & 1;
    }
    end_state = state;
    // clang-format on
}

template<typename B>
void