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| Message-ID: | <36F815A9.111631F6@inversereality.org> |
| From: | Justin Deltener <deltener AT inversereality DOT org> |
| X-Mailer: | Mozilla 4.5 [en] (Win98; U) |
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| Newsgroups: | comp.os.msdos.djgpp |
| Subject: | Re: Protected Mode graphics is to hard |
| References: | <36f40071 DOT 0 AT news DOT ossinc DOT net> |
| Lines: | 17 |
| Date: | Tue, 23 Mar 1999 16:28:57 -0600 |
| NNTP-Posting-Host: | 209.180.57.114 |
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| X-Trace: | news.uswest.net 922228044 209.180.57.114 (Tue, 23 Mar 1999 16:27:24 CDT) |
| NNTP-Posting-Date: | Tue, 23 Mar 1999 16:27:24 CDT |
| Organization: | U S WEST Interprise |
| To: | djgpp AT delorie DOT com |
| DJ-Gateway: | from newsgroup comp.os.msdos.djgpp |
| Reply-To: | djgpp AT delorie DOT com |
You can create a normal char pointer to it if you wish but
you would have to turn off memory protection. As long as you
know what you're doing, it won't be a problem.
void *MK_FP(unsigned short seg, unsigned short ofs)
{if(!(_crt0_startup_flags & _CRT0_FLAG_NEARPTR))
if(!__djgpp_nearptr_enable())
return (void*)0;
return (void *)(seg*16+ofs+__djgpp_conventional_base);
}
char* video_ptr = (char*)MK_FP(0xa000,0);
And a waaaay you go!
--
Justin Deltener (deltener AT inversereality DOT org)
HomePage: Inverse Reality (www.inversereality.org)
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