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| author | Samuel Rødal <samuel.rodal@nokia.com> | 2010-11-17 12:01:38 (GMT) |
|---|---|---|
| committer | Samuel Rødal <samuel.rodal@nokia.com> | 2010-11-17 12:14:27 (GMT) |
| commit | 6ad33e1ff7618704fd41549780d0d0c93778364e (patch) | |
| tree | 14dafc290f7d3b98e175d20c7db8b1ad64d8dd62 /src/opengl | |
| parent | d68b5355b36e31dbeec2474d8469646358e0cd87 (diff) | |
| download | Qt-6ad33e1ff7618704fd41549780d0d0c93778364e.zip Qt-6ad33e1ff7618704fd41549780d0d0c93778364e.tar.gz Qt-6ad33e1ff7618704fd41549780d0d0c93778364e.tar.bz2 | |
Prevent crash in GL 2 engine when stroking null rectangle.
Task-number: QTBUG-15320
Reviewed-by: Kim
Diffstat (limited to 'src/opengl')
| -rw-r--r-- | src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp b/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp index 73915cb..37552ac 100644 --- a/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp +++ b/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp @@ -1212,6 +1212,9 @@ void QGL2PaintEngineExPrivate::stroke(const QVectorPath &path, const QPen &pen) stroker.process(dashStroke, pen, clip); } + if (!stroker.vertexCount()) + return; + if (opaque) { prepareForDraw(opaque); setVertexAttributePointer(QT_VERTEX_COORDS_ATTR, stroker.vertices()); |