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From: | "Stefan Viljoen" <rylan AT intekom DOT com> |
Newsgroups: | comp.os.msdos.djgpp |
Subject: | Re: Thanks for the help. Problem fixed. |
Date: | Wed, 30 Jun 1999 20:55:04 +0300 |
Organization: | The South African Internet Exchange |
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Message-ID: | <7lg7fm$qal$1@news3.saix.net> |
References: | <377938ad DOT 13341471 AT nntp DOT ix DOT netcom DOT com> |
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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 |
Kevin P. Soucy <Agateauthor AT geocities DOT com> wrote in message news:377938ad DOT 13341471 AT nntp DOT ix DOT netcom DOT com... > I'd like to thank anyone who responded to my posts about my graphical > level editor using Allegro. The problem was in using Allegro's blit > function to copy a rather lage bitmap(336 x 208 or 328 x 216) from one > area of the screen to another. I found that it works much faster > rebuild the screen using many small blits rather than one large one. This is interesting - anybody got any ideas why it works in lotsa smaller steps faster than instead of one big one? Somekinda video mode dependant thingy? I would have thought that one large block copy should go REALLY faster than lotsa small copies? Any ideas? -- This message courtesy of RylanNet rylan AT intekom DOT co DOT za http://home.intekom.com/rylan/ -- StarWars for ever!.
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