src/meta/primout.c

#ifndef lint
static const char       RCSid[] = "$Id: primout.c,v 1.1 2003/02/22 02:07:26 greg Exp $";
#endif
/*
 *  Routines for primitive output
 *
 *      1/10/85
 */


#include  "meta.h"


FILE  *pout = NULL;             /* the primitive output stream */


void
plseg(          /* plot line segment */
        int     a0,
        int xstart,
        int ystart,
        int xend,
        int yend
)

{
    PRIMITIVE   p;
    int         reverse;

    if (xstart < xend) {
        p.xy[XMN] = xstart;
        p.xy[XMX] = xend;
        reverse = FALSE;
    } else {
        p.xy[XMN] = xend;
        p.xy[XMX] = xstart;
        reverse = TRUE;
    }

    if (ystart < yend) {
        p.xy[YMN] = ystart;
        p.xy[YMX] = yend;
    } else {
        p.xy[YMN] = yend;
        p.xy[YMX] = ystart;
        reverse = ystart > yend && !reverse;
    }

    p.com = PLSEG;
    p.arg0 = (reverse << 6) | a0;
    p.args = NULL;

    writep(&p, pout);
}


void
pprim(  /* print primitive */
        int     co,
        int a0,
        int xmin,
        int ymin,
        int xmax,
        int ymax,
        char    *s
)

{
    PRIMITIVE   p;

    p.com = co;
    p.arg0 = a0;
    p.xy[XMN] = xmin;
    p.xy[YMN] = ymin;
    p.xy[XMX] = xmax;
    p.xy[YMX] = ymax;
    p.args = s;

    writep(&p, pout);

}


void
pglob(                  /* print global */
        int  co,
        int  a0,
        char  *s
)
{
    PRIMITIVE  p;
    
    p.com = co;
    p.arg0 = a0;
    p.xy[XMN] = p.xy[YMN] = p.xy[XMX] = p.xy[YMX] = -1;
    p.args = s;

    writep(&p, pout);

}
Revision:	1.2
Committed:	Sat Nov 15 02:13:37 2003 UTC (21 years, 11 months ago) by schorsch
Content type:	text/plain
Branch:	MAIN
CVS Tags:	rad6R0, rad5R4, rad5R3, rad5R2, rad5R1, rad5R0, rad4R2P2, rad4R2P1, rad4R2, rad4R1, rad4R0, rad3R9, rad3R8, rad3R7P2, rad3R7P1, rad3R6P1, rad3R6, HEAD
Changes since 1.1:	+25 -19 lines
Log Message:	Continued ANSIfication, and reduced other compile warnings.
#	Content
1	#ifndef lint
2	static const char RCSid[] = "$Id: primout.c,v 1.1 2003/02/22 02:07:26 greg Exp $";
3	#endif
4	/*
5	* Routines for primitive output
6	*
7	* 1/10/85
8	*/
9
10
11	#include "meta.h"
12
13
14	FILE pout = NULL; / the primitive output stream */
15
16
17	void
18	plseg( /* plot line segment */
19	int a0,
20	int xstart,
21	int ystart,
22	int xend,
23	int yend
24	)
25
26	{
27	PRIMITIVE p;
28	int reverse;
29
30	if (xstart < xend) {
31	p.xy[XMN] = xstart;
32	p.xy[XMX] = xend;
33	reverse = FALSE;
34	} else {
35	p.xy[XMN] = xend;
36	p.xy[XMX] = xstart;
37	reverse = TRUE;
38	}
39
40	if (ystart < yend) {
41	p.xy[YMN] = ystart;
42	p.xy[YMX] = yend;
43	} else {
44	p.xy[YMN] = yend;
45	p.xy[YMX] = ystart;
46	reverse = ystart > yend && !reverse;
47	}
48
49	p.com = PLSEG;
50	p.arg0 = (reverse << 6) \| a0;
51	p.args = NULL;
52
53	writep(&p, pout);
54	}
55
56
57	void
58	pprim( /* print primitive */
59	int co,
60	int a0,
61	int xmin,
62	int ymin,
63	int xmax,
64	int ymax,
65	char *s
66	)
67
68	{
69	PRIMITIVE p;
70
71	p.com = co;
72	p.arg0 = a0;
73	p.xy[XMN] = xmin;
74	p.xy[YMN] = ymin;
75	p.xy[XMX] = xmax;
76	p.xy[YMX] = ymax;
77	p.args = s;
78
79	writep(&p, pout);
80
81	}
82
83
84
85	void
86	pglob( /* print global */
87	int co,
88	int a0,
89	char *s
90	)
91	{
92	PRIMITIVE p;
93
94	p.com = co;
95	p.arg0 = a0;
96	p.xy[XMN] = p.xy[YMN] = p.xy[XMX] = p.xy[YMX] = -1;
97	p.args = s;
98
99	writep(&p, pout);
100
101	}