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authorFrederik Gladhorn <frederik.gladhorn@theqtcompany.com>2014-10-20 19:12:23 +0200
committerFrederik Gladhorn <frederik.gladhorn@theqtcompany.com>2014-10-20 19:12:25 +0200
commit3361fcbc28be96262d22fd2b024c85fbcbc61462 (patch)
tree48976f337b3885971dc1976b9a27cec5e7dfa2ec /src/platformsupport/eglconvenience/qeglconvenience.cpp
parentdc612acdc6577594c8f61345cea2de549d7aae34 (diff)
parent5e342f6f041208d142d97202f61179d7163eb773 (diff)
Merge remote-tracking branch 'origin/5.4' into dev
Diffstat (limited to 'src/platformsupport/eglconvenience/qeglconvenience.cpp')
-rw-r--r--src/platformsupport/eglconvenience/qeglconvenience.cpp5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/platformsupport/eglconvenience/qeglconvenience.cpp b/src/platformsupport/eglconvenience/qeglconvenience.cpp
index b7f4c55d3d..80153cd18f 100644
--- a/src/platformsupport/eglconvenience/qeglconvenience.cpp
+++ b/src/platformsupport/eglconvenience/qeglconvenience.cpp
@@ -487,6 +487,11 @@ QSizeF q_physicalScreenSizeFromFb(int framebufferDevice, const QSize &screenSize
size.setWidth(w <= 0 ? screenResolution.width() * Q_MM_PER_INCH / defaultPhysicalDpi : qreal(w));
size.setHeight(h <= 0 ? screenResolution.height() * Q_MM_PER_INCH / defaultPhysicalDpi : qreal(h));
+
+ if (w <= 0 || h <= 0)
+ qWarning("Unable to query physical screen size, defaulting to %d dpi.\n"
+ "To override, set QT_QPA_EGLFS_PHYSICAL_WIDTH "
+ "and QT_QPA_EGLFS_PHYSICAL_HEIGHT (in millimeters).", defaultPhysicalDpi);
}
return size;