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Wrong decoding of GLONASS navigation message parameter P1 in string #1

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This commit is contained in:
Alexander V. Joura
2022-08-16 12:44:03 +03:00
parent da120cfa22
commit cd843787c8
4 changed files with 14 additions and 11 deletions
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src/core/system_parameters/glonass_gnav_navigation_message.cc
+3 -1
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@@ -235,6 +235,7 @@ int32_t Glonass_Gnav_Navigation_Message::string_decoder(const std::string& frame
{
int32_t J = 0;
d_frame_ID = 0U;
uint64_t P_1_tmp = 0;
// Unpack bytes to bits
const std::bitset<GLONASS_GNAV_STRING_BITS> string_bits(frame_string);
@@ -252,7 +253,8 @@ int32_t Glonass_Gnav_Navigation_Message::string_decoder(const std::string& frame
{
case 1:
// --- It is string 1 -----------------------------------------------
gnav_ephemeris.d_P_1 = (static_cast<double>(read_navigation_unsigned(string_bits, P1)) + 1) * 15;
P_1_tmp = read_navigation_unsigned(string_bits, P1);
gnav_ephemeris.d_P_1 = (P_1_tmp == 0) ? 0. : (P_1_tmp + 1) * 15;
gnav_ephemeris.d_t_k = static_cast<double>(read_navigation_unsigned(string_bits, T_K_HR)) * 3600 +
static_cast<double>(read_navigation_unsigned(string_bits, T_K_MIN)) * 60 +
static_cast<double>(read_navigation_unsigned(string_bits, T_K_SEC)) * 30;