ref: d7ad068d56bdec30805a36a9973f5924ad00641b
dir: /src/SCRNEMDV.c/
/*
SCRNEMDV.c
Copyright (C) 2006 Philip Cummins, Richard F. Bannister,
Paul C. Pratt
You can redistribute this file and/or modify it under the terms
of version 2 of the GNU General Public License as published by
the Free Software Foundation. You should have received a copy
of the license along with this file; see the file COPYING.
This file is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
license for more details.
*/
/*
SCReeN EMulated DeVice
Emulation of the screen in the Mac Plus.
This code descended from "Screen-MacOS.c" in Richard F. Bannister's
Macintosh port of vMac, by Philip Cummins.
*/
#ifndef AllFiles
#include "SYSDEPNS.h"
#include "MYOSGLUE.h"
#include "ENDIANAC.h"
#include "EMCONFIG.h"
#include "GLOBGLUE.h"
#endif
#include "SCRNEMDV.h"
#if ! IncludeVidMem
#define kMain_Offset 0x5900
#define kAlternate_Offset 0xD900
#define kMain_Buffer (kRAM_Size - kMain_Offset)
#define kAlternate_Buffer (kRAM_Size - kAlternate_Offset)
#endif
GLOBALPROC Screen_EndTickNotify(void)
{
ui3p screencurrentbuff;
#if IncludeVidMem
screencurrentbuff = VidMem;
#else
if (SCRNvPage2 == 1) {
screencurrentbuff = get_ram_address(kMain_Buffer);
} else {
screencurrentbuff = get_ram_address(kAlternate_Buffer);
}
#endif
Screen_OutputFrame(screencurrentbuff);
}