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-rw-r--r--src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp b/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp
index 5906467..c3f2de1 100644
--- a/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp
+++ b/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp
@@ -246,6 +246,7 @@ void QGLTextureGlyphCache::resizeTextureData(int width, int height)
#ifdef QT_OPENGL_ES_2
QDataBuffer<uchar> buffer(4*oldWidth*oldHeight);
+ buffer.resize(4*oldWidth*oldHeight);
glReadPixels(0, 0, oldWidth, oldHeight, GL_RGBA, GL_UNSIGNED_BYTE, buffer.data());
// do an in-place conversion from GL_RGBA to GL_ALPHA