Update gps indicator to hdop, new hdop boundaries

src/Vehicle/Vehicle.cc

@@ -1283,6 +1283,10 @@ VehicleGPSFactGroup::VehicleGPSFactGroup(QObject* parent)
     _addFact(&_courseOverGroundFact,    _courseOverGroundFactName);
     _addFact(&_lockFact,                _lockFactName);
     _addFact(&_countFact,               _countFactName);
+
+    _hdopFact.setRawValue(std::numeric_limits<float>::quiet_NaN());
+    _vdopFact.setRawValue(std::numeric_limits<float>::quiet_NaN());
+    _courseOverGroundFact.setRawValue(std::numeric_limits<float>::quiet_NaN());
 }
 
 void VehicleGPSFactGroup::setVehicle(Vehicle* vehicle)

src/ui/toolbar/MainToolBar.qml

@@ -243,7 +243,7 @@ Rectangle {
                         color:  colorWhite
                     }
                     QGCLabel {
-                        text:   activeVehicle ? (activeVehicle.gps.hdop.value < 10000 ? activeVehicle.gps.hdop.valueString : "N/A") : "N/A"
+                        text:   activeVehicle ? activeVehicle.gps.hdop.valueString : "--.--"
                         color:  colorWhite
                     }
                     QGCLabel {
@@ -251,7 +251,7 @@ Rectangle {
                         color:  colorWhite
                     }
                     QGCLabel {
-                        text:   activeVehicle ? (activeVehicle.gps.vdop.value < 10000 ? activeVehicle.gps.vdop.valueString : "N/A") : "N/A"
+                        text:   activeVehicle ? activeVehicle.gps.vdop.valueString : "--.--"
                         color:  colorWhite
                     }
                     QGCLabel {
@@ -259,7 +259,7 @@ Rectangle {
                         color:  colorWhite
                     }
                     QGCLabel {
-                        text:   activeVehicle ? activeVehicle.gps.courseOverGround.valueString : "N/A"
+                        text:   activeVehicle ? activeVehicle.gps.courseOverGround.valueString : "--.--"
                         color:  colorWhite
                     }
                 }

src/ui/toolbar/MainToolBarIndicators.qml

@@ -35,13 +35,13 @@ Row {
     spacing:  tbSpacing * 2
 
     function getSatStrength(hdop) {
-        if (hdop < 3)
+        if (hdop <= 1.0)
             return 100
-        if (hdop < 6)
+        if (hdop <= 1.4)
             return 75
-        if (hdop < 11)
+        if (hdop <= 1.8)
             return 50
-        if (hdop < 21)
+        if (hdop <= 3.0)
             return 25
         return 0
     }
@@ -181,8 +181,8 @@ Row {
             }
         }
         QGCLabel {
-            text:           (activeVehicle && activeVehicle.gps.count.value >= 0) ? activeVehicle.gps.count.valueString : ""
-            visible:        (activeVehicle && activeVehicle.gps.count.value >= 0)
+            text:           activeVehicle ? activeVehicle.gps.hdop.valueString : ""
+            visible:        activeVehicle && !isNaN(activeVehicle.gps.hdop.value)
             font.pixelSize: tbFontSmall
             color:          colorWhite
             anchors.top:    parent.top