Fix the nmea and garmin output to a) fake a GSA sentence, b) fix a y2k bug

[flightgear.git] / src / ATC / AILocalTraffic.hxx

diff --git a/src/ATC/AILocalTraffic.hxx b/src/ATC/AILocalTraffic.hxx
index 611349cb0850be74a1545a5f45d0634cf08f6cc2..d6f21c73592fdd8446b5ec0a4fad9ed7c285645d 100644 (file)
--- a/src/ATC/AILocalTraffic.hxx
+++ b/src/ATC/AILocalTraffic.hxx
@@ -35,24 +35,11 @@
 #include <string>
 SG_USING_STD(string);
 
-enum PatternLeg {
-       TAKEOFF_ROLL,
-       CLIMBOUT,
-       TURN1,
-       CROSSWIND,
-       TURN2,
-       DOWNWIND,
-       TURN3,
-       BASE,
-       TURN4,
-       FINAL,
-       LANDING_ROLL
-};
-
 enum TaxiState {
        TD_INBOUND,
        TD_OUTBOUND,
-       TD_NONE
+       TD_NONE,
+       TD_LINING_UP
 };
 
 enum OperatingState {
@@ -61,23 +48,10 @@ enum OperatingState {
        PARKED
 };
 
-// perhaps we could use an FGRunway instead of this
-struct RunwayDetails {
-       Point3D threshold_pos;
-       Point3D end1ortho;      // ortho projection end1 (the threshold ATM)
-       Point3D end2ortho;      // ortho projection end2 (the take off end in the current hardwired scheme)
-       double mag_hdg;
-       double mag_var;
-       double hdg;             // true runway heading
-       double length;  // In *METERS*
-       int ID;         // 1 -> 36
-       string rwyID;
-};
-
-struct StartofDescent {
+struct StartOfDescent {
        PatternLeg leg;
-       double orthopos_x;
-       double orthopos_y;
+       double x;       // Runway aligned orthopos
+       double y;       // ditto
 };
 
 class FGAILocalTraffic : public FGAIPlane {
@@ -96,6 +70,25 @@ public:
        // Go out and practice circuits
        void FlyCircuits(int numCircuits, bool tag);
        
+       // Return what type of landing we're doing on this circuit
+       LandingType GetLandingOption();
+       
+       // TODO - this will get more complex and moved into the main class
+       // body eventually since the position approved to taxi to will have
+       // to be passed.
+       inline void ApproveTaxiRequest() {taxiRequestCleared = true;}
+       
+       inline void DenyTaxiRequest() {taxiRequestCleared = false;}
+       
+       void RegisterTransmission(int code);
+       
+       // Process callbacks sent by base class
+       // (These codes are not related to the codes above)
+       void ProcessCallback(int code);
+       
+       // This is a hack and will probably go eventually
+       inline bool AtHoldShort() {return holdingShort;}
+       
 protected:
        
        // Attempt to enter the traffic pattern in a reasonably intelligent manner
@@ -156,14 +149,18 @@ private:
        int numInPattern;               // Number of planes in the pattern (this might get more complicated if high performance GA aircraft fly a higher pattern eventually)
        int numAhead;           // More importantly - how many of them are ahead of us?
        double distToNext;              // And even more importantly, how near are we getting to the one immediately ahead?
-       PatternLeg leg;         // Out current position in the pattern
-       StartofDescent SoD;             // Start of descent calculated wrt wind, pattern size & altitude, glideslope etc
+       //PatternLeg leg;               // Our current position in the pattern - now moved to FGAIPlane
+       StartOfDescent SoD;             // Start of descent calculated wrt wind, pattern size & altitude, glideslope etc
+       bool descending;                // We're in the coming down phase of the pattern
+       double targetDescentRate;       // m/s
 
        // Taxiing details
        // At the moment this assumes that all taxiing in is to gates (a loose term that includes
        // any permitted parking spot) and that all taxiing out is to runways.
        bool parked;
        bool taxiing;
+       bool taxiRequestPending;
+       bool taxiRequestCleared;
        TaxiState taxiState;
        double desiredTaxiHeading;
        double taxiTurnRadius;
@@ -172,8 +169,20 @@ private:
        ground_network_path_type path;  // a path through the ground network for the plane to taxi
        unsigned int taxiPathPos;       // position of iterator in taxi path when applicable
        node* nextTaxiNode;     // next node in taxi path
+       node* holdShortNode;
        //Runway out_dest; //FIXME - implement this
+       bool holdingShort;
+       bool reportReadyForDeparture;   // set true when ATC has requested that the plane report when ready for departure
+       bool clearedToLineUp;
+       bool clearedToTakeOff;
        bool liningUp;  // Set true when the turn onto the runway heading is commenced when taxiing out
+       bool goAround;  // Set true if need to go-around
+       bool goAroundCalled;    // Set true during go-around only after we have called our go-around on the radio
+       bool contactTower;      // we have been told to contact tower
+       bool contactGround;     // we have been told to contact ground
+       bool changeFreq;        // true when we need to change frequency
+       atc_type changeFreqType;        // the service we need to change to
+       double responseCounter;         // timer in seconds to allow response to requests to be a little while after them
 
        void FlyTrafficPattern(double dt);
 
@@ -181,7 +190,7 @@ private:
 
        void TransmitPatternPositionReport();
 
-       void CalculateStartofDescent();
+       void CalculateSoD(double base_leg_pos, double downwind_leg_pos, bool pattern_direction);
 
        void ExitRunway(Point3D orthopos);