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-rw-r--r--documentation/src/opengl.dox1
1 files changed, 1 insertions, 0 deletions
diff --git a/documentation/src/opengl.dox b/documentation/src/opengl.dox
index 91983f0c9..633653cb7 100644
--- a/documentation/src/opengl.dox
+++ b/documentation/src/opengl.dox
@@ -503,6 +503,7 @@ to be created among your Fl_Gl_Window-derived classes:
first = 0;
make_current();
glewInit(); // defines pters to functions of OpenGL V 1.2 and above
+ redraw();
}
#endif
\endcode