Cleanup: use member initialization for QGeoTiledMapScenePrivate

Remove unused member m_mapEdgeSize (only set, but never read).

Change-Id: I2442ba3fd4fa3f1ebff26ea0a6d604d700f6896c
Reviewed-by: Alex Blasche <alexander.blasche@qt.io>
(cherry picked from commit 4017f0ad8ccbade2121f24da3d82794272d56ade)
Reviewed-by: Volker Hilsheimer <volker.hilsheimer@qt.io>

2 files changed, 17 insertions, 29 deletions

diff --git a/src/location/maps/qgeotiledmapscene.cpp b/src/location/maps/qgeotiledmapscene.cpp
index 3193d01a..853e46f1 100644
--- a/src/location/maps/qgeotiledmapscene.cpp
+++ b/src/location/maps/qgeotiledmapscene.cpp
@@ -84,7 +84,6 @@ void QGeoTiledMapScene::updateSceneParameters()
     const float delta = d->m_cameraData.zoomLevel() - d->m_intZoomLevel;
     d->m_linearScaling = qAbs(delta) > 0.05 || d->isTiltedOrRotated();
     d->m_sideLength = 1 << d->m_intZoomLevel;
-    d->m_mapEdgeSize = std::pow(2.0, d->m_cameraData.zoomLevel()) * d->m_tileSize;
 }
 
 void QGeoTiledMapScene::setTileSize(int tileSize)
@@ -149,22 +148,7 @@ void QGeoTiledMapScene::clearTexturedTiles()
 }
 
 QGeoTiledMapScenePrivate::QGeoTiledMapScenePrivate()
-    : QObjectPrivate(),
-      m_tileSize(0),
-#ifdef QT_LOCATION_DEBUG
-      m_scaleFactor(1.0),
-#else
-      m_scaleFactor(10.0),
-#endif
-      m_intZoomLevel(0),
-      m_sideLength(0),
-      m_minTileX(-1),
-      m_minTileY(-1),
-      m_maxTileX(-1),
-      m_maxTileY(-1),
-      m_tileXWrapsBelow(0),
-      m_linearScaling(false),
-      m_dropTextures(false)
+    : QObjectPrivate()
 {
 }
 
diff --git a/src/location/maps/qgeotiledmapscene_p_p.h b/src/location/maps/qgeotiledmapscene_p_p.h
index 2610e30a..4a794751 100644
--- a/src/location/maps/qgeotiledmapscene_p_p.h
+++ b/src/location/maps/qgeotiledmapscene_p_p.h
@@ -150,7 +150,7 @@ public:
 public:
 
     QSize m_screenSize; // in pixels
-    int m_tileSize; // the pixel resolution for each tile
+    int m_tileSize = 0; // the pixel resolution for each tile
     QGeoCameraData m_cameraData;
     QRectF m_visibleArea;
     QSet<QGeoTileSpec> m_visibleTiles;
@@ -162,28 +162,32 @@ public:
 
     // scales up the tile geometry and the camera altitude, resulting in no visible effect
     // other than to control the accuracy of the render by keeping the values in a sensible range
-    double m_scaleFactor;
+    double m_scaleFactor =
+#ifdef QT_LOCATION_DEBUG
+        1.0;
+#else
+        10.0;
+#endif
 
     // rounded down, positive zoom is zooming in, corresponding to reduced altitude
-    int m_intZoomLevel;
+    int m_intZoomLevel = 0;
 
     // mercatorToGrid transform
     // the number of tiles in each direction for the whole map (earth) at the current zoom level.
     // it is 1<<zoomLevel
-    int m_sideLength;
-    double m_mapEdgeSize;
+    int m_sideLength = 0;
 
     QHash<QGeoTileSpec, QSharedPointer<QGeoTileTexture> > m_textures;
     QList<QGeoTileSpec> m_updatedTextures;
 
     // tilesToGrid transform
-    int m_minTileX; // the minimum tile index, i.e. 0 to sideLength which is 1<< zoomLevel
-    int m_minTileY;
-    int m_maxTileX;
-    int m_maxTileY;
-    int m_tileXWrapsBelow; // the wrap point as a tile index
-    bool m_linearScaling;
-    bool m_dropTextures;
+    int m_minTileX = -1; // the minimum tile index, i.e. 0 to sideLength which is 1<< zoomLevel
+    int m_minTileY = -1;
+    int m_maxTileX = -1;
+    int m_maxTileY = -1;
+    int m_tileXWrapsBelow = 0; // the wrap point as a tile index
+    bool m_linearScaling = false;
+    bool m_dropTextures = false;
 
 #ifdef QT_LOCATION_DEBUG
     double m_sideLengthPixel;