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Mail Archives: djgpp/1999/11/14/23:42:30

From: "Tim B" <aeronaut AT palacenet DOT net DOT REMOVE>
Newsgroups: comp.os.msdos.djgpp
References: <6A5W3.270$Up1 DOT 2636 AT newsfeed DOT slurp DOT net> <382e8179 AT news DOT cadvision DOT com>
Subject: Re: Still frustrated with mouse problem (actually a blitting prob)
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Message-ID: <opLX3.2297$I73.11895@newsfeed.slurp.net>
Date: Sun, 14 Nov 1999 21:54:40 -0600
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To: djgpp AT delorie DOT com
DJ-Gateway: from newsgroup comp.os.msdos.djgpp
Reply-To: djgpp AT delorie DOT com

This has been an extremely aggravating problem so I'm very appreciative of
your offered help.  Unfortunately, this problem occurs when nothing is being
written to the screen.  Well, nothing except the mouse cursor image as it's
being moved around which is why I thought the problem was with the mouse
functions.  However, I later discovered that the problem occurred when
simply blitting from the screen with the mouse not even installed.

After beating my brains out over this day after day, I've decided (right or
wrong) that it's a buggy VESA bios implementation and have emailed the
manufacturer in hope of getting a fix but I don't think it's going to
happen.

I wish blasting this program with two barrels was a real option, but I've
worked on it too long so I guess I'll just have to find some way to work
around this thing.


The Advisor wrote in message <382e8179 AT news DOT cadvision DOT com>...
>When you are blitting directly to the screen, or writing to the screen at
>all, turn off the mouse cursor.  Turn the cursor back on when you are done
>the blit.
>
>In allegro:
>show_mouse(NULL);
>blit(blah, blah, blah);
>show_mouse(screen);
>
>do this whenever you are writing to the screen, whether it's text or a
blit,
>and your problem should be gone. ( unless it's a really ba dthing... my
only
>other advice would be to get a shotgun and shoot it :)
>
>The Advisor ( TheAdvisor AT cadvision DOT com )











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