/**
* Saves the calculated values to the persistent memory file
* @param gps_info The basic data
* @param Calculated The calculated data
*/
void
SaveCalculationsPersist(const NMEA_INFO &gps_info,
const DERIVED_INFO &Calculated,
const ProtectedTaskManager &protected_task_manager,
const GlideComputer &glide_computer,
Logger &logger)
{
unsigned size;
logger.LoggerClearFreeSpace(gps_info);
if (FindFreeSpace(szCalculationsPersistDirectory) < MINFREESTORAGE) {
if (!logger.LoggerClearFreeSpace(gps_info)) {
LogStartUp(_T("SaveCalculationsPersist insufficient storage"));
return;
} else {
LogStartUp(_T("SaveCalculationsPersist cleared logs to free storage"));
}
}
LogStartUp(_T("SaveCalculationsPersist"));
FILE *file = _tfopen(szCalculationsPersistFileName, _T("wb"));
if (file == NULL) {
LogStartUp(_T("SaveCalculationsPersist can't create file"));
return;
}
size = sizeof(DERIVED_INFO);
fwrite(&size, sizeof(size), 1, file);
fwrite(&Calculated, size, 1, file);
size = sizeof(FlightStatistics);
fwrite(&size, sizeof(size), 1, file);
fwrite(&glide_computer.GetFlightStats(), size, 1, file);
/// @todo persistence for OLC data
GlidePolar polar = glide_computer.SettingsComputer().glide_polar_task;
double MACCREADY = polar.get_mc();
double BUGS = polar.get_bugs();
double BALLAST = polar.get_ballast();
size = sizeof(double)*4;
fwrite(&size, sizeof(size), 1, file);
fwrite(&MACCREADY, sizeof(MACCREADY), 1, file);
fwrite(&BUGS, sizeof(BUGS), 1, file);
fwrite(&BALLAST, sizeof(BALLAST), 1, file);
fwrite(&CuSonde::maxGroundTemperature,
sizeof(CuSonde::maxGroundTemperature), 1, file);
// WriteFile(hFile,&CRUISE_EFFICIENCY,
// size,&dwBytesWritten,(OVERLAPPED*)NULL);
LogStartUp(_T("SaveCalculationsPersist ok"));
fclose(file);
}
/**
* Loads calculated values from the persistent memory file
* @param Calculated DERIVED_INFO the values should be loaded into
*/
void
LoadCalculationsPersist(DERIVED_INFO *Calculated,
ProtectedTaskManager &protected_task_manager,
GlideComputer &glide_computer)
{
return; // do nothing, this is broken for CommonStats
// Get the persistent memory filename
if (szCalculationsPersistFileName[0] == 0) {
if (is_altair()) {
LocalPath(szCalculationsPersistFileName, _T("persist/xcsoar-persist.log"));
LocalPath(szCalculationsPersistDirectory, _T("persist"));
} else {
LocalPath(szCalculationsPersistFileName, _T("xcsoar-persist.log"));
_tcscpy(szCalculationsPersistDirectory, GetPrimaryDataPath());
}
}
// Debug Log
LogStartUp(_T("LoadCalculationsPersist"));
unsigned sizein;
// Try to open the persistent memory file
FILE *file = _tfopen(szCalculationsPersistFileName, _T("rb"));
if (file == NULL) {
LogStartUp(_T("LoadCalculationsPersist file not found"));
return;
}
fread(&sizein, sizeof(sizein), 1, file);
if (sizein != sizeof(*Calculated)) {
fclose(file);
return;
}
// Read persistent memory into Calculated
fread(Calculated, sizeof(*Calculated), 1, file);
fread(&sizein, sizeof(sizein), 1, file);
if (sizein != sizeof(glide_computer.GetFlightStats())) {
glide_computer.ResetFlight();
fclose(file);
return;
}
// Read persistent memory into FlightStats
fread(&glide_computer.GetFlightStats(), sizeof(glide_computer.GetFlightStats()), 1, file);
/// @todo persistence for OLC data
fread(&sizein, sizeof(sizein), 1, file);
if (sizein != 4 * sizeof(double)) {
fclose(file);
return;
}
GlidePolar polar = glide_computer.SettingsComputer().glide_polar_task;
double MACCREADY = polar.get_mc();
double BUGS = polar.get_bugs();
double BALLAST = polar.get_ballast();
// Read persistent memory into MacCready, QNH, bugs, ballast and temperature
fread(&MACCREADY, sizeof(double), 1, file);
fread(&BUGS, sizeof(double), 1, file);
fread(&BALLAST, sizeof(double), 1, file);
fread(&CuSonde::maxGroundTemperature,
sizeof(CuSonde::maxGroundTemperature), 1, file);
// ReadFile(hFile,&CRUISE_EFFICIENCY,
// size,&dwBytesWritten,(OVERLAPPED*)NULL);
MACCREADY = min(10.0, max(MACCREADY, 0.0));
BUGS = min(1.0, max(BUGS, 0.0));
BALLAST = min(1.0, max(BALLAST, 0.0));
// CRUISE_EFFICIENCY = min(1.5, max(CRUISE_EFFICIENCY,0.75));
polar.set_mc(fixed(MACCREADY));
polar.set_bugs(fixed(BUGS));
polar.set_ballast(fixed(BALLAST));
protected_task_manager.set_glide_polar(polar);
LogStartUp(_T("LoadCalculationsPersist OK"));
fclose(file);
}