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Libris Britannia 4
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swpixset.c
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1993-12-06
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/**
** SWPIXSET.C
**
** Copyright (C) 1992, Csaba Biegl
** 820 Stirrup Dr, Nashville, TN, 37221
** csaba@vuse.vanderbilt.edu
**
** This file is distributed under the terms listed in the document
** "copying.cb", available from the author at the address above.
** A copy of "copying.cb" should accompany this file; if not, a copy
** should be available from where this file was obtained. This file
** may not be distributed without a verbatim copy of "copying.cb".
** You should also have received a copy of the GNU General Public
** License along with this program (it is in the file "copying");
** if not, write to the Free Software Foundation, Inc., 675 Mass Ave,
** Cambridge, MA 02139, USA.
**
** This program 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
** GNU General Public License for more details.
**/
#include "grx.h"
#include "libgrx.h"
#define PROTO long,int
extern void _GrVoidDriver(PROTO);
static void (*setpixeltab[])(PROTO) = {
_GrVoidDriver,
USE_DRIVER_1(_GrP1SetPixel),
USE_DRIVER_4(_GrP4SetPixel),
USE_DRIVER_8(_GrP8SetPixel),
USE_DRIVER_H(_GrPHSetPixel),
USE_DRIVER_X(_GrPXSetPixel),
USE_DRIVER_I(_GrPISetPixel),
USE_DRIVER_S(_GrPSSetPixel)
};
static void setpixel(long addr,int color)
{
_GrSetPixel = setpixeltab[_GrDriverIndex];
_GrResetValues[SetPixelIndex] = (handler)setpixel;
_GrResetAddresses[SetPixelIndex] = (handler *)(&_GrSetPixel);
(*_GrSetPixel)(addr,color);
}
void (*_GrSetPixel)(PROTO) = setpixel;