documented option enabling DirectDraw implementation of wxDisplay under MSW

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@38148 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

diff --git a/docs/latex/wx/sysopt.tex b/docs/latex/wx/sysopt.tex
index 6f9d54436d63d5f1ffd9c616e9427f16412cfef9..99a4d5129ac0fc649ba06ec355f60435809e7db3 100644 (file)
--- a/docs/latex/wx/sysopt.tex
+++ b/docs/latex/wx/sysopt.tex
@@ -28,6 +28,9 @@ pages).}
 \twocolitem{msw.staticbox.optimized-paint}{If set to 0, switches off optimized wxStaticBox painting.
 Setting this to 0 causes more flicker, but allows applications to paint graphics on the parent of a static box
 (the optimized refresh causes any such drawing to disappear).}
+\twocolitem{msw.display.directdraw}{If set to 1, use DirectDraw-based implementation of
+\helpref{wxDisplay}{wxdisplay}. By default the standard Win32 functions are
+used.}
 \end{twocollist}
 
 \wxheading{Mac}