Use std::swap instead of temporary values

[geeqie.git] / src / renderer-tiles.cc

diff --git a/src/renderer-tiles.cc b/src/renderer-tiles.cc
index bb85977..5e3068c 100644 (file)
--- a/src/renderer-tiles.cc
+++ b/src/renderer-tiles.cc
@@ -24,6 +24,7 @@
 #include <cmath>
 #include <cstdlib>
 #include <cstring>
+#include <utility>
 
 #include <cairo.h>
 #include <gdk-pixbuf/gdk-pixbuf.h>
@@ -1512,14 +1513,11 @@ static void rt_tile_render(RendererTiles *rt, ImageTile *it,
 
                switch (orientation)
                        {
-                       gdouble tmp;
                        case EXIF_ORIENTATION_LEFT_TOP:
                        case EXIF_ORIENTATION_RIGHT_TOP:
                        case EXIF_ORIENTATION_RIGHT_BOTTOM:
                        case EXIF_ORIENTATION_LEFT_BOTTOM:
-                               tmp = scale_x;
-                               scale_x = scale_y;
-                               scale_y = tmp;
+                               std::swap(scale_x, scale_y);
                                break;
                        default:
                                /* nothing to do */