jens
c53f945a47
- added heading to description git-svn-id: http://moon:8086/svn/software/trunk/projects/FsTrack@176 b431acfa-c32f-4a4a-93f1-934dc6c82436
346 lines
9.7 KiB
C++
346 lines
9.7 KiB
C++
/*
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* File: FsLink.cpp
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* Author: jens
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*
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* Created on 9. Januar 2015, 20:14
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*/
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#include "FsLink.hpp"
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#define TWO_PWR_16 (65536.0)
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#define TWO_PWR_32 (TWO_PWR_16*TWO_PWR_16)
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#define TIMER_INTEVAL_MS 100
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const char* FsLink::linkStateString[] = {"Init", "Disconnected", "Connected", "Paused", "Recording"};
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const char* FsLink::flightStateString[] = {"Init", "Suspend", "Ground", "Take off", "Enroute", "Touch down"};
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FsLink::FsLink(const char *pDocRoot)
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: m_docRoot(pDocRoot)
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, m_pKml(nullptr)
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, m_linkState(ls_init)
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, m_linkStateNext(ls_disconnected)
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, m_flightState(fs_init)
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, m_flightStateNext(fs_suspend)
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, m_kmlUpdateInterval(10)
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, m_kmlUpdateCount(0)
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{
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startTimer(TIMER_INTEVAL_MS);
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}
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FsLink::FsLink(const FsLink& orig)
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{
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(void)orig;
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}
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FsLink::~FsLink()
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{
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}
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void FsLink::addListener(IFsLinkListener *pListener)
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{
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m_listeners.add(pListener);
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}
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void FsLink::setKml(IKml *pKml)
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{
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m_pKml = pKml;
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}
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void FsLink::setUpdateInterval(double seconds)
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{
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m_kmlUpdateInterval = (int)(1000*seconds/TIMER_INTEVAL_MS + 0.5);
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}
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bool FsLink::open()
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{
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unsigned long result;
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static char chOurKey[] = "CJM4KBNN1RLQ"; // As obtained from Pete Dowson
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memset(m_idStr, 0, sizeof(m_idStr));
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if(FSUIPC_Open(SIM_ANY, &result))
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{
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// Okay, we're linked, and already the FSUIPC_Open has had an initial
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// exchange with FSUIPC to get its version number and to differentiate
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// between FS's.
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// Now to auto-Register with FSUIPC, to save the user of an Unregistered FSUIPC
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// having to Register UIPCHello for us:
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if (FSUIPC_Write(0x8001, 12, chOurKey, &result))
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FSUIPC_Process(&result); // Process the request(s)
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// I've not checked the reslut of the above -- if it didn't register us,
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// and FSUIPC isn't fully user-Registered, the next request will not
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// return the FS lock time
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FSUIPC_Read(0x24, sizeof(m_idStr), m_idStr, &result);
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FSUIPC_Process(&result);
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return true;
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}
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return false;
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}
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void FsLink::close()
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{
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FSUIPC_Close(); // Closing when it wasn't open is okay, so this is safe here
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}
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int FsLink::gatherData()
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{
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DWORD result;
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unsigned lat_lo, lon_lo, alt_lo;
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char lat[8], lon[8], alt[8], FSRdy2Fly, FSDialog;
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int lat_hi, lon_hi, alt_hi, radio_alt, bank, pitch, hdg_true, gs, tas, ias, bpa, vs, groundLevel, replay_active;
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short mag_var, parking_brake, paused, framerate, plane_on_ground;
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FSUIPC_Read(0x600C, sizeof(m_flightData.timeZulu), &m_flightData.timeZulu, &result);
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FSUIPC_Read(0x20, sizeof(groundLevel), &groundLevel, &result);
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FSUIPC_Read(0x560, sizeof(lat), lat, &result);
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FSUIPC_Read(0x568, sizeof(lon), lon, &result);
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FSUIPC_Read(0x31E4, sizeof(radio_alt), &radio_alt, &result);
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FSUIPC_Read(0x570, sizeof(alt), alt, &result);
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FSUIPC_Read(0x578, sizeof(pitch), &pitch, &result);
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FSUIPC_Read(0x57C, sizeof(bank), &bank, &result);
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FSUIPC_Read(0x580, sizeof(hdg_true), &hdg_true, &result);
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FSUIPC_Read(0x264, sizeof(paused), &paused, &result);
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FSUIPC_Read(0x274, sizeof(framerate), &framerate, &result);
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FSUIPC_Read(0x2A0, sizeof(mag_var), &mag_var, &result);
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FSUIPC_Read(0x2B4, sizeof(gs), &gs, &result);
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FSUIPC_Read(0x2B8, sizeof(tas), &tas, &result);
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FSUIPC_Read(0x2BC, sizeof(ias), &ias, &result);
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FSUIPC_Read(0x2C4, sizeof(bpa), &bpa, &result);
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FSUIPC_Read(0x2C8, sizeof(vs), &vs, &result);
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FSUIPC_Read(0x3364, sizeof(FSRdy2Fly), &FSRdy2Fly, &result);
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FSUIPC_Read(0x3365, sizeof(FSDialog), &FSDialog, &result);
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FSUIPC_Read(0x3D00, sizeof(m_flightData.aircraftTitle), m_flightData.aircraftTitle, &result);
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FSUIPC_Read(0x3E00, sizeof(m_fsInstallPath), m_fsInstallPath, &result);
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FSUIPC_Read(0x1F96, sizeof(m_flightData.tcasStr), m_flightData.tcasStr, &result);
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FSUIPC_Read(0xF096, sizeof(m_flightData.tcasStr2), m_flightData.tcasStr2, &result);
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FSUIPC_Read(0x3F04, sizeof(m_flightData.flightname), m_flightData.flightname, &result);
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FSUIPC_Read(0x3130, sizeof(m_flightData.atcFlightNumStr), m_flightData.atcFlightNumStr, &result);
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FSUIPC_Read(0x313C, sizeof(m_flightData.atcFlightIDStr), m_flightData.atcFlightIDStr, &result);
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FSUIPC_Read(0x3148, sizeof(m_flightData.atcAirlineStr), m_flightData.atcAirlineStr, &result);
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FSUIPC_Read(0x3160, sizeof(m_flightData.atcAircraftTypeStr), m_flightData.atcAircraftTypeStr, &result);
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FSUIPC_Read(0x366, sizeof(plane_on_ground), &plane_on_ground, &result);
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FSUIPC_Read(0xBC8, sizeof(parking_brake), &parking_brake, &result);
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FSUIPC_Read(0x628, sizeof(replay_active), &replay_active, &result);
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FSUIPC_Process(&result);
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if (result != FSUIPC_ERR_OK)
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{
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return -(int)result;
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}
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memcpy(&lat_hi, &lat[4], sizeof(int));
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memcpy(&lat_lo, &lat[0], sizeof(int));
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m_flightData.lat = 90.0*((double)lat_hi + (double)lat_lo/TWO_PWR_32)/10001750; // degrees
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memcpy(&lon_hi, &lon[4], sizeof(int));
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memcpy(&lon_lo, &lon[0], sizeof(int));
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m_flightData.lon = 360.0*((double)lon_hi + (double)lon_lo/TWO_PWR_32)/TWO_PWR_32; // degrees
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memcpy(&alt_hi, &alt[4], sizeof(int));
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memcpy(&alt_lo, &alt[0], sizeof(int));
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m_flightData.gl_meter = groundLevel/256; // meter
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m_flightData.alt_meter = (double)radio_alt/65536 + m_flightData.gl_meter; // meter
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m_flightData.alt_feet = 3.28084*m_flightData.alt_meter;
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m_flightData.pitch_deg = 360.0*(double)pitch/TWO_PWR_32; // degrees
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m_flightData.bank_deg = 360.0*(double)bank/TWO_PWR_32; // degrees
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m_flightData.hdgTrue_deg = 360.0*(double)hdg_true/TWO_PWR_32; // degrees
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if (m_flightData.hdgTrue_deg < 0.0)
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m_flightData.hdgTrue_deg += 360.0;
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if (m_flightData.hdgTrue_deg > 360.0)
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m_flightData.hdgTrue_deg -= 360.0;
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m_flightData.magVar_deg = 360.0*(double)mag_var/TWO_PWR_16; // degrees
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m_flightData.hdgMag_deg = m_flightData.hdgTrue_deg - m_flightData.magVar_deg;
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if (m_flightData.hdgMag_deg < 0.0)
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m_flightData.hdgMag_deg += 360.0;
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if (m_flightData.hdgMag_deg > 360.0)
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m_flightData.hdgMag_deg -= 360.0;
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m_flightData.gs_meterPerSec = (double)gs/TWO_PWR_16; // m/s
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m_flightData.gs_knots = 1.946*m_flightData.gs_meterPerSec; // knots
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m_flightData.tas_knots = (double)tas/128.0; // knots
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m_flightData.ias_knots = (double)ias/128.0; // knots
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m_flightData.bpa_knots = (double)bpa/128.0; // knots
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m_flightData.vs_feetPerMin = 100*(double)vs/128.0; // ft/min
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m_flightData.framerate = TWO_PWR_16/(2*framerate);
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m_flightData.isFsReady = (FSRdy2Fly == 0);
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m_flightData.isFsDialog = (FSDialog != 0);
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m_flightData.isPaused = (paused != 0);
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m_flightData.isReplay = (replay_active != 0);
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m_flightData.isParked = (parking_brake != 0);
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m_flightData.isOnGround = (plane_on_ground != 0);
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return 0;
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}
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void FsLink::timerCallback()
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{
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bool doUpdateState = false;
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bool doUpdateData = false;
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if (m_linkState == ls_disconnected)
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{
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m_linkStateNext = ls_connected;
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if (!open())
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{
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close();
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m_linkStateNext = ls_disconnected;
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}
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}
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else
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{
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if (gatherData() < 0)
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{
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close();
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m_linkStateNext = ls_disconnected;
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}
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}
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switch(m_linkState)
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{
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case ls_connected:
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if (!m_flightData.isFsDialog && m_flightData.isFsReady)
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{
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m_pKml->updateFlightData(m_flightData);
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if (m_pKml)
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{
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m_pKml->create();
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}
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m_linkStateNext = ls_recording;
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}
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break;
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case ls_recording:
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if (m_flightData.isFsDialog && !m_flightData.isFsReady)
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{
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m_pKml->destroy();
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m_linkStateNext = ls_connected;
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break;
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}
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if (m_flightData.isPaused || m_flightData.isReplay)
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{
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m_linkStateNext = ls_paused;
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break;
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}
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doUpdateData = true;
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break;
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case ls_paused:
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if (m_flightData.isFsDialog)
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{
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m_pKml->destroy();
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m_linkStateNext = ls_connected;
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break;
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}
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if (!(m_flightData.isPaused || m_flightData.isReplay))
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{
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m_linkStateNext = ls_recording;
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break;
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}
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break;
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default:
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break;
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}
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switch(m_flightState)
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{
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case fs_suspend:
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if (m_linkState == ls_disconnected)
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break;
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if (!m_flightData.isFsDialog && !m_flightData.isReplay)
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{
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m_flightStateNext = fs_ground;
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if (!m_flightData.isOnGround)
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{
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m_flightStateNext = fs_enroute;
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}
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}
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break;
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case fs_ground:
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if (!m_flightData.isOnGround)
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{
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m_flightStateNext = fs_takeoff;
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}
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break;
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case fs_takeoff:
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m_flightStateNext = fs_enroute;
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break;
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case fs_enroute:
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if (m_flightData.isOnGround)
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{
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m_flightStateNext = fs_touchdown;
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}
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break;
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case fs_touchdown:
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m_flightStateNext = fs_ground;
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break;
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default:
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break;
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}
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// Override flight states
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if (m_flightData.isFsDialog || m_flightData.isReplay)
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{
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m_flightStateNext = fs_suspend;
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}
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doUpdateState = m_linkState != m_linkStateNext;
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doUpdateState |= m_flightState != m_flightStateNext;
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m_linkState = m_linkStateNext;
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m_flightState = m_flightStateNext;
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if (doUpdateState)
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{
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m_listeners.call(&IFsLinkListener::onStateChanged, *this);
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}
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if (doUpdateData)
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{
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m_listeners.call(&IFsLinkListener::onDataChanged, *this);
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m_pKml->updateFlightData(m_flightData);
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if (m_kmlUpdateCount > 0)
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{
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m_kmlUpdateCount--;
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}
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else
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{
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m_pKml->updateTrack();
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m_pKml->exportKml(m_pKml->getPath());
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m_kmlUpdateCount = m_kmlUpdateInterval;
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}
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}
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}
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const char* FsLink::getLinkState()
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{
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return linkStateString[m_linkState];
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}
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const char* FsLink::getFlightState()
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{
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return flightStateString[m_flightState];
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}
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FlightData FsLink::getFlightData()
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{
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return m_flightData;
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}
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