nanogui: Micorwindows (Win32) and flickering


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Subject: Re: [nanogui] Micorwindows (Win32) and flickering
From: "Greg Haerr" ####@####.####
Date: 6 May 2004 01:19:09 +0100
Message-Id: <008c01c432fe$e3a463e0$3aba46a6@xmission.com>

> I create a compatible DC, create a compatible bitmap, select the bitmap into the compatible dc, then do all my drawing
on the compatible dc.  I then bitblt the entire compatible dc to the screen dc.

Perhaps the background is being erased before each bitblit?  Do you
have a "case WM_ERASEBKGND: return TRUE;" in the window
proc to turn off the erase?

Another reason might be that the blitting is slow?  I'd need to see the code a
bit more to understand the problem better.

Regards,

Greg


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