open.c revision 7c478bd95313f5f23a4c958a745db2134aa03244
/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
#ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.1 */
/*
* Copyright (c) 1983, 1984 1985, 1986, 1987, 1988, Sun Microsystems, Inc.
* All Rights Reserved.
*/
/*
* Copyright (c) 1980 Regents of the University of California.
* All rights reserved. The Berkeley software License Agreement
* specifies the terms and conditions for redistribution.
*/
/*
* Displays plot files on a AED512 graphics terminal.
*/
#include "aed.h"
int scale; /* The number of pixels per 2**12 units
* of world coordinates.
*/
/*
* The following is the color map, containing reg, green, and blue
* values for color locations 0 and 1.
*/
/*---------------------------------------------------------
* Openpl initializes the graphics display and clears its screen.
*
* Results: None.
*
* Side Effects:
* The display is re-initialized and the file is remembered for
* use in all subsequent calls to this module. The display's
* color map is reset. The display is put into raw mode, but
* the previous mode bits are saved.
*
* Errors: None.
*---------------------------------------------------------
*/
openpl()
{
int flags, *p, i;
char dum[4];
/* First, grab up the display modes, then reset them to put it
* into cooked mode. Also, lock the terminal.
*/
/* Save the file pointer around for later use, then output an
* initialization string to the display. The initialization
* string resets the terminal, sets formats, clears the display,
* initializes the read and write masks, and sets the color map.
*/
p = colors;
for (i=0; i<12; i++)
{
}
}