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-rw-r--r--src/plugins/platforms/qnx/qqnxrasterwindow.cpp6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/plugins/platforms/qnx/qqnxrasterwindow.cpp b/src/plugins/platforms/qnx/qqnxrasterwindow.cpp
index 1f974b268d..0d8daac0ee 100644
--- a/src/plugins/platforms/qnx/qqnxrasterwindow.cpp
+++ b/src/plugins/platforms/qnx/qqnxrasterwindow.cpp
@@ -60,6 +60,12 @@ QQnxRasterWindow::QQnxRasterWindow(QWindow *window, screen_context_t context, bo
m_previousBufferIndex(-1)
{
initWindow();
+
+ // Set window usage
+ const int val = SCREEN_USAGE_NATIVE | SCREEN_USAGE_READ | SCREEN_USAGE_WRITE;
+ const int result = screen_set_window_property_iv(nativeHandle(), SCREEN_PROPERTY_USAGE, &val);
+ if (result != 0)
+ qFatal("QQnxEglWindow: failed to set window alpha usage, errno=%d", errno);
}
void QQnxRasterWindow::post(const QRegion &dirty)