altitude tolerance fix

docs/Settings.md

@@ -3884,11 +3884,11 @@ Defines how Pitch/Roll input from RC receiver affects flight in POSHOLD mode: AT
 
 ### nav_wp_enforce_altitude
 
-Forces craft to achieve the set WP altitude as well as position before moving to next WP. Position is held and altitude adjusted as required before moving on.
+Forces craft to achieve the set WP altitude as well as position before moving to next WP. Position is held and altitude adjusted as required before moving on. 0 = disabled, otherwise setting defines altitude capture tolerance [cm], e.g. 100 means required altitude is achieved when within 100cm of waypoint altitude setting.
 
 | Default | Min | Max |
 | --- | --- | --- |
-| OFF | OFF | ON |
+| 0 | 0 | 2000 |
 
 ---
 

src/main/fc/settings.yaml

@@ -2421,10 +2421,11 @@ groups:
         min: 10
         max: 10000
       - name: nav_wp_enforce_altitude
-        description: "Forces craft to achieve the set WP altitude as well as position before moving to next WP. Position is held and altitude adjusted as required before moving on."
+        description: "Forces craft to achieve the set WP altitude as well as position before moving to next WP. Position is held and altitude adjusted as required before moving on. 0 = disabled, otherwise setting defines altitude capture tolerance [cm], e.g. 100 means required altitude is achieved when within 100cm of waypoint altitude setting."
-        default_value: OFF
+        default_value: 0
-        field: general.flags.waypoint_enforce_altitude
+        field: general.waypoint_enforce_altitude
-        type: bool
+        min: 0
+        max: 2000
       - name: nav_wp_safe_distance
         description: "First waypoint in the mission should be closer than this value [cm]. A value of 0 disables this check."
         default_value: 10000

src/main/io/osd.c

@@ -1098,7 +1098,7 @@ uint16_t osdGetRemainingGlideTime(void) {
 
     value = pt1FilterApply4(&glideTimeFilterState, isnormal(value) ? value : 0, 0.5, MS2S(curTimeMs - glideTimeUpdatedMs));
     glideTimeUpdatedMs = curTimeMs;
-    
+
     if (value < 0) {
         value = osdGetAltitude() / abs((int)value);
     } else {
@@ -2385,7 +2385,7 @@ static bool osdDrawSingleElement(uint8_t item)
             }
             break;
         }
-    case OSD_GLIDE_TIME_REMAINING: 
+    case OSD_GLIDE_TIME_REMAINING:
         {
             uint16_t glideTime = osdGetRemainingGlideTime();
             buff[0] = SYM_GLIDE_MINS;
@@ -4409,7 +4409,7 @@ textAttributes_t osdGetSystemMessage(char *buff, size_t buff_size, bool isCenter
                     tfp_sprintf(messageBuf, "TO WP %u/%u (%s)", getGeoWaypointNumber(posControl.activeWaypointIndex), posControl.geoWaypointCount, buf);
                     messages[messageCount++] = messageBuf;
                 } else if (NAV_Status.state == MW_NAV_STATE_HOLD_TIMED) {
-                    if (navConfig()->general.flags.waypoint_enforce_altitude && !posControl.wpAltitudeReached) {
+                    if (navConfig()->general.waypoint_enforce_altitude && !posControl.wpAltitudeReached) {
                         messages[messageCount++] = OSD_MESSAGE_STR(OSD_MSG_ADJUSTING_WP_ALT);
                     } else {
                         // WP hold time countdown in seconds

src/main/navigation/navigation.c

@@ -61,8 +61,6 @@
 #include "sensors/boardalignment.h"
 #include "sensors/battery.h"
 
-#define WP_ALTITUDE_MARGIN_CM   100      // WP enforce altitude tolerance, used when WP altitude setting enforced when WP reached
-
 // Multirotors:
 #define MR_RTH_CLIMB_OVERSHOOT_CM   100  // target this amount of cm *above* the target altitude to ensure it is actually reached (Vz > 0 at target alt)
 #define MR_RTH_CLIMB_MARGIN_MIN_CM  100  // start cruising home this amount of cm *before* reaching the cruise altitude (while continuing the ascend)
@@ -100,7 +98,7 @@ STATIC_ASSERT(NAV_MAX_WAYPOINTS < 254, NAV_MAX_WAYPOINTS_exceeded_allowable_rang
 PG_REGISTER_ARRAY(navWaypoint_t, NAV_MAX_WAYPOINTS, nonVolatileWaypointList, PG_WAYPOINT_MISSION_STORAGE, 2);
 #endif
 
-PG_REGISTER_WITH_RESET_TEMPLATE(navConfig_t, navConfig, PG_NAV_CONFIG, 1);
+PG_REGISTER_WITH_RESET_TEMPLATE(navConfig_t, navConfig, PG_NAV_CONFIG, 2);
 
 PG_RESET_TEMPLATE(navConfig_t, navConfig,
     .general = {
@@ -122,7 +120,6 @@ PG_RESET_TEMPLATE(navConfig_t, navConfig,
             .mission_planner_reset = SETTING_NAV_MISSION_PLANNER_RESET_DEFAULT,       // Allow mode switch toggle to reset Mission Planner WPs
             .waypoint_mission_restart = SETTING_NAV_WP_MISSION_RESTART_DEFAULT,       // WP mission restart action
             .soaring_motor_stop = SETTING_NAV_FW_SOARING_MOTOR_STOP_DEFAULT,          // stops motor when Saoring mode enabled
-            .waypoint_enforce_altitude = SETTING_NAV_WP_ENFORCE_ALTITUDE_DEFAULT,     // Forces set wp altitude to be achieved
             .rth_trackback_mode = SETTING_NAV_RTH_TRACKBACK_MODE_DEFAULT              // RTH trackback useage mode
         },
 
@@ -153,6 +150,7 @@ PG_RESET_TEMPLATE(navConfig_t, navConfig,
         .safehome_max_distance = SETTING_SAFEHOME_MAX_DISTANCE_DEFAULT,                         // Max distance that a safehome is from the arming point
         .max_altitude = SETTING_NAV_MAX_ALTITUDE_DEFAULT,
         .rth_trackback_distance = SETTING_NAV_RTH_TRACKBACK_DISTANCE_DEFAULT,                   // Max distance allowed for RTH trackback
+        .waypoint_enforce_altitude = SETTING_NAV_WP_ENFORCE_ALTITUDE_DEFAULT,                   // Forces set wp altitude to be achieved
     },
 
     // MC-specific
@@ -1670,13 +1668,13 @@ static navigationFSMEvent_t navOnEnteringState_NAV_STATE_WAYPOINT_REACHED(naviga
 {
     UNUSED(previousState);
 
-    if (navConfig()->general.flags.waypoint_enforce_altitude) {
+    if (navConfig()->general.waypoint_enforce_altitude) {
         posControl.wpAltitudeReached = isWaypointAltitudeReached();
     }
 
     switch ((navWaypointActions_e)posControl.waypointList[posControl.activeWaypointIndex].action) {
         case NAV_WP_ACTION_WAYPOINT:
-            if (navConfig()->general.flags.waypoint_enforce_altitude && !posControl.wpAltitudeReached) {
+            if (navConfig()->general.waypoint_enforce_altitude && !posControl.wpAltitudeReached) {
                 return NAV_FSM_EVENT_SWITCH_TO_WAYPOINT_HOLD_TIME;
             } else {
                 return NAV_FSM_EVENT_SUCCESS;   // NAV_STATE_WAYPOINT_NEXT
@@ -1709,7 +1707,7 @@ static navigationFSMEvent_t navOnEnteringState_NAV_STATE_WAYPOINT_HOLD_TIME(navi
         return NAV_FSM_EVENT_SWITCH_TO_EMERGENCY_LANDING;
     }
 
-    if (navConfig()->general.flags.waypoint_enforce_altitude && !posControl.wpAltitudeReached) {
+    if (navConfig()->general.waypoint_enforce_altitude && !posControl.wpAltitudeReached) {
         // Adjust altitude to waypoint setting
         if (STATE(AIRPLANE)) {
             int8_t altitudeChangeDirection = posControl.activeWaypoint.pos.z > navGetCurrentActualPositionAndVelocity()->pos.z ? 1 : -1;
@@ -2243,7 +2241,7 @@ bool isWaypointReached(const navWaypointPosition_t * waypoint, const bool isWayp
 
 bool isWaypointAltitudeReached(void)
 {
-    return ABS(navGetCurrentActualPositionAndVelocity()->pos.z - posControl.activeWaypoint.pos.z) < WP_ALTITUDE_MARGIN_CM;
+    return ABS(navGetCurrentActualPositionAndVelocity()->pos.z - posControl.activeWaypoint.pos.z) < navConfig()->general.waypoint_enforce_altitude;
 }
 
 static void updateHomePositionCompatibility(void)

src/main/navigation/navigation.h

@@ -227,7 +227,6 @@ typedef struct navConfig_s {
             uint8_t soaring_motor_stop;         // stop motor when Soaring mode enabled
             uint8_t mission_planner_reset;      // Allow WP Mission Planner reset using mode toggle (resets WPs to 0)
             uint8_t waypoint_mission_restart;   // Waypoint mission restart action
-            uint8_t waypoint_enforce_altitude;  // Forces waypoint altitude to be achieved
             uint8_t rth_trackback_mode;         // Useage mode setting for RTH trackback
         } flags;
 
@@ -257,6 +256,7 @@ typedef struct navConfig_s {
         uint16_t safehome_max_distance;             // Max distance that a safehome is from the arming point
         uint16_t max_altitude;                      // Max altitude when in AltHold mode (not Surface Following)
         uint16_t rth_trackback_distance;            // RTH trackback maximum distance [m]
+        uint16_t waypoint_enforce_altitude;         // Forces waypoint altitude to be achieved
     } general;
 
     struct {