Plan: Lower minimum transect spacing to 0.3 meters

Author: DonLakeFlyer

src/MissionManager/CorridorScanComplexItem.cc

@@ -394,11 +394,11 @@ double CorridorScanComplexItem::timeBetweenShots(void)
 double CorridorScanComplexItem::_calcTransectSpacing(void) const
 {
     double transectSpacing = _cameraCalc.adjustedFootprintSide()->rawValue().toDouble();
-    if (transectSpacing < 0.5) {
+    if (transectSpacing < _minimumTransectSpacingMeters) {
         // We can't let spacing get too small otherwise we will end up with too many transects.
-        // So we limit to 0.5 meter spacing as min and set to huge value which will cause a single
-        // transect to be added.
-        transectSpacing = 100000;
+        // So we limit the spacing to be above a small increment and below that value we set to huge spacing
+        // which will cause a single transect to be added instead of having things blow up.
+        transectSpacing = _forceLargeTransectSpacingMeters;
     }
 
     return transectSpacing;

src/MissionManager/SurveyComplexItem.cc

@@ -674,11 +674,11 @@ void SurveyComplexItem::_rebuildTransectsPhase1WorkerSinglePolygon(bool refly)
 
     double gridAngle = _gridAngleFact.rawValue().toDouble();
     double gridSpacing = _cameraCalc.adjustedFootprintSide()->rawValue().toDouble();
-    if (gridSpacing < 0.5) {
-        // We can't let gridSpacing get too small otherwise we will end up with too many transects.
-        // So we limit to 0.5 meter spacing as min and set to huge value which will cause a single
-        // transect to be added.
-        gridSpacing = 100000;
+    if (gridSpacing < _minimumTransectSpacingMeters) {
+        // We can't let spacing get too small otherwise we will end up with too many transects.
+        // So we limit the spacing to be above a small increment and below that value we set to huge spacing
+        // which will cause a single transect to be added instead of having things blow up.
+        gridSpacing = _forceLargeTransectSpacingMeters;
     }
 
     gridAngle = _clampGridAngle90(gridAngle);

src/MissionManager/TransectStyleComplexItem.h

@@ -211,6 +211,8 @@ protected slots:
 
     static constexpr int _terrainQueryTimeoutMsecs=     1000;
     static constexpr int _hoverAndCaptureDelaySeconds = 4;
+    static constexpr double _minimumTransectSpacingMeters = 0.3;
+    static constexpr double _forceLargeTransectSpacingMeters = 100000;
 
 private slots:
     void _reallyQueryTransectsPathHeightInfo        (void);
@@ -245,5 +247,5 @@ private slots:
     QTimer                      _terrainPolyPathQueryTimer;
 
     // Deprecated json keys
-    static constexpr const char* _jsonTerrainFollowKeyDeprecated       = "FollowTerrain";
+    static constexpr const char* _jsonTerrainFollowKeyDeprecated = "FollowTerrain";
 };