line.c revision b7d62af5b42f0da2eb668e8d33d24d2f4fdd98a8
/*
* Copyright 2005 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/* 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.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include "imp.h"
#include "imPcodes.h"
float obotx = 0.;
float oboty = 0.;
float botx = 2.;
float boty = 2.;
float scalex = 1.;
float scaley = 1.;
void putch(int);
void putwd(int);
void
line(int x0, int y0, int x1, int y1)
{
putch(imP_CREATE_PATH);
putwd(2); /* two coordinates follow */
putwd((int)((x0-obotx)*scalex+botx));
putwd((int)((y0-oboty)*scaley+boty));
putwd((int)((x1-obotx)*scalex+botx));
putwd((int)((y1-oboty)*scaley+boty));
putch(imP_DRAW_PATH);
putch(15); /* "black" lines */
imPx = x1;
imPy = y1;
}
void
putch(int c)
{
putc(c, stdout);
}
void
putwd(int w)
{
putch(w>>8);
putch(w);
}