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Use const iterators instead of iterators

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This commit is contained in:
Carles Fernandez 2017-10-31 07:24:23 +01:00
parent 16c0d5a2c8
commit 3ad5a99d0a
1 changed files with 12 additions and 13 deletions
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25
src/algorithms/observables/gnuradio_blocks/hybrid_observables_cc.cc
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@ -179,12 +179,11 @@ int hybrid_observables_cc::general_work (int noutput_items __attribute__((unused
{
channel_history_ok = false;
}
}
if (channel_history_ok == true)
{
std::map<int,Gnss_Synchro>::iterator gnss_synchro_map_iter;
std::deque<Gnss_Synchro>::iterator gnss_synchro_deque_iter;
std::map<int,Gnss_Synchro>::const_iterator gnss_synchro_map_iter;
std::deque<Gnss_Synchro>::const_iterator gnss_synchro_deque_iter;
// 1. If the RX time is not set, set the Rx time
if (T_rx_s == 0)
@ -196,8 +195,8 @@ int hybrid_observables_cc::general_work (int noutput_items __attribute__((unused
gnss_synchro_map.insert(std::pair<int, Gnss_Synchro>(d_gnss_synchro_history_queue[i].front().Channel_ID,
d_gnss_synchro_history_queue[i].front()));
}
gnss_synchro_map_iter = min_element(gnss_synchro_map.begin(),
gnss_synchro_map.end(),
gnss_synchro_map_iter = min_element(gnss_synchro_map.cbegin(),
gnss_synchro_map.cend(),
Hybrid_pairCompare_gnss_synchro_sample_counter);
T_rx_s = static_cast<double>(gnss_synchro_map_iter->second.Tracking_sample_counter) / static_cast<double>(gnss_synchro_map_iter->second.fs);
T_rx_s = floor(T_rx_s * 1000.0) / 1000.0; // truncate to ms
@ -210,11 +209,11 @@ int hybrid_observables_cc::general_work (int noutput_items __attribute__((unused
// shift channels history to match the reference TOW
for (unsigned int i = 0; i < d_nchannels; i++)
{
gnss_synchro_deque_iter = std::lower_bound(d_gnss_synchro_history_queue[i].begin(),
d_gnss_synchro_history_queue[i].end(),
gnss_synchro_deque_iter = std::lower_bound(d_gnss_synchro_history_queue[i].cbegin(),
d_gnss_synchro_history_queue[i].cend(),
T_rx_s,
Hybrid_valueCompare_gnss_synchro_receiver_time);
if (gnss_synchro_deque_iter != d_gnss_synchro_history_queue[i].end())
if (gnss_synchro_deque_iter != d_gnss_synchro_history_queue[i].cend())
{
if (gnss_synchro_deque_iter->Flag_valid_word == true)
{
@ -226,10 +225,10 @@ int hybrid_observables_cc::general_work (int noutput_items __attribute__((unused
{
// record the word structure in a map for pseudorange computation
// save the previous observable
int distance = std::distance(d_gnss_synchro_history_queue[i].begin(), gnss_synchro_deque_iter);
int distance = std::distance(d_gnss_synchro_history_queue[i].cbegin(), gnss_synchro_deque_iter);
if (distance > 0)
{
if (d_gnss_synchro_history_queue[i].at(distance-1).Flag_valid_word)
if (d_gnss_synchro_history_queue[i].at(distance - 1).Flag_valid_word)
{
double T_rx_channel_prev = static_cast<double>(d_gnss_synchro_history_queue[i].at(distance - 1).Tracking_sample_counter) / static_cast<double>(gnss_synchro_deque_iter->fs);
double delta_T_rx_s_prev = T_rx_channel_prev - T_rx_s;
@ -268,8 +267,8 @@ int hybrid_observables_cc::general_work (int noutput_items __attribute__((unused
* common RX time algorithm
*/
// what is the most recent symbol TOW in the current set? -> this will be the reference symbol
gnss_synchro_map_iter = max_element(realigned_gnss_synchro_map.begin(),
realigned_gnss_synchro_map.end(),
gnss_synchro_map_iter = max_element(realigned_gnss_synchro_map.cbegin(),
realigned_gnss_synchro_map.cend(),
Hybrid_pairCompare_gnss_synchro_d_TOW);
double ref_fs_hz = static_cast<double>(gnss_synchro_map_iter->second.fs);
@ -292,7 +291,7 @@ int hybrid_observables_cc::general_work (int noutput_items __attribute__((unused
double channel_T_rx_s;
double channel_fs_hz;
double channel_TOW_s;
for(gnss_synchro_map_iter = realigned_gnss_synchro_map.begin(); gnss_synchro_map_iter != realigned_gnss_synchro_map.end(); gnss_synchro_map_iter++)
for(gnss_synchro_map_iter = realigned_gnss_synchro_map.cbegin(); gnss_synchro_map_iter != realigned_gnss_synchro_map.cend(); gnss_synchro_map_iter++)
{
channel_fs_hz = static_cast<double>(gnss_synchro_map_iter->second.fs);
channel_TOW_s = gnss_synchro_map_iter->second.TOW_at_current_symbol_s;