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Annotation of 43BSDTahoe/usr.lib/libplot/imagen/line.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1985 Regents of the University of California.
        !             3:  * All rights reserved.  The Berkeley software License Agreement
        !             4:  * specifies the terms and conditions for redistribution.
        !             5:  */
        !             6: 
        !             7: #ifndef lint
        !             8: static char sccsid[] = "@(#)line.c     5.2 (Berkeley) 9/21/85";
        !             9: #endif not lint
        !            10: 
        !            11: #include "imp.h"
        !            12: #include "imPcodes.h"
        !            13: float obotx = 0.;
        !            14: float oboty = 0.;
        !            15: float botx = 2.;
        !            16: float boty = 2.;
        !            17: float scalex = 1.;
        !            18: float scaley = 1.;
        !            19: line(x0,y0,x1,y1)
        !            20: {
        !            21:        putch(imP_CREATE_PATH);
        !            22:        putwd(2);               /* two coordinates follow */
        !            23:        putwd((int)((x0-obotx)*scalex+botx));   
        !            24:        putwd((int)((y0-oboty)*scaley+boty));   
        !            25:        putwd((int)((x1-obotx)*scalex+botx));   
        !            26:        putwd((int)((y1-oboty)*scaley+boty));   
        !            27:        putch(imP_DRAW_PATH);
        !            28:        putch(15);              /* "black" lines */
        !            29:        imPx = x1;
        !            30:        imPy = y1;
        !            31: }
        !            32: putch(c)
        !            33: {
        !            34:        putc(c, stdout);
        !            35: }
        !            36: putwd(w)
        !            37: {
        !            38:        putch(w>>8);
        !            39:        putch(w);
        !            40: }

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