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snake_saver.c (43673) snake_saver.c (48104)
1/*-
2 * Copyright (c) 1995-1998 S�ren Schmidt
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

--- 11 unchanged lines hidden (view full) ---

20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
1/*-
2 * Copyright (c) 1995-1998 S�ren Schmidt
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

--- 11 unchanged lines hidden (view full) ---

20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 * $Id: snake_saver.c,v 1.22 1999/01/17 14:25:19 yokota Exp $
28 * $Id: snake_saver.c,v 1.23 1999/02/05 12:40:15 des Exp $
29 */
30
31#include <sys/param.h>
32#include <sys/systm.h>
33#include <sys/module.h>
34#include <sys/malloc.h>
35#include <sys/kernel.h>
36#include <sys/sysctl.h>
29 */
30
31#include <sys/param.h>
32#include <sys/systm.h>
33#include <sys/module.h>
34#include <sys/malloc.h>
35#include <sys/kernel.h>
36#include <sys/sysctl.h>
37#include <sys/consio.h>
38#include <sys/fbio.h>
37
39
38#include <machine/md_var.h>
39#include <machine/pc/display.h>
40
40#include <machine/pc/display.h>
41
41#include <saver.h>
42#include <dev/fb/fbreg.h>
43#include <dev/fb/splashreg.h>
44#include <dev/syscons/syscons.h>
42
43static char *message;
45
46static char *message;
44static u_char **messagep;
47static int *messagep;
45static int messagelen;
48static int messagelen;
46static u_short *window;
47static int blanked;
48
49static int
50snake_saver(video_adapter_t *adp, int blank)
51{
52 static int dirx, diry;
53 int f;
49static int blanked;
50
51static int
52snake_saver(video_adapter_t *adp, int blank)
53{
54 static int dirx, diry;
55 int f;
54 scr_stat *scp = cur_console;
56 sc_softc_t *sc;
57 scr_stat *scp;
55
56/* XXX hack for minimal changes. */
57#define save message
58#define savs messagep
59
58
59/* XXX hack for minimal changes. */
60#define save message
61#define savs messagep
62
63 sc = sc_find_softc(adp, NULL);
64 if (sc == NULL)
65 return EAGAIN;
66 scp = sc->cur_scp;
67
60 if (blank) {
61 if (adp->va_info.vi_flags & V_INFO_GRAPHICS)
62 return EAGAIN;
63 if (blanked <= 0) {
68 if (blank) {
69 if (adp->va_info.vi_flags & V_INFO_GRAPHICS)
70 return EAGAIN;
71 if (blanked <= 0) {
64 window = (u_short *)adp->va_window;
65 fillw(((FG_LIGHTGREY|BG_BLACK)<<8) | scr_map[0x20],
66 window, scp->xsize * scp->ysize);
72#ifdef PC98
73 if (epson_machine_id == 0x20) {
74 outb(0x43f, 0x42);
75 outb(0x0c17, inb(0xc17) & ~0x08);
76 outb(0x43f, 0x40);
77 }
78#endif /* PC98 */
79 sc_vtb_clear(&scp->scr, sc->scr_map[0x20],
80 (FG_LIGHTGREY | BG_BLACK) << 8);
81 (*vidsw[adp->va_index]->set_hw_cursor)(adp, -1, -1);
67 set_border(scp, 0);
68 dirx = (scp->xpos ? 1 : -1);
69 diry = (scp->ypos ?
70 scp->xsize : -scp->xsize);
71 for (f=0; f< messagelen; f++)
82 set_border(scp, 0);
83 dirx = (scp->xpos ? 1 : -1);
84 diry = (scp->ypos ?
85 scp->xsize : -scp->xsize);
86 for (f=0; f< messagelen; f++)
72 savs[f] = (u_char *)window + 2 *
73 (scp->xpos+scp->ypos*scp->xsize);
74 *(savs[0]) = scr_map[*save];
87 savs[f] = scp->xpos + scp->ypos*scp->xsize;
88 sc_vtb_putc(&scp->scr, savs[0], sc->scr_map[*save],
89 (FG_LIGHTGREY | BG_BLACK) << 8);
75 blanked = 1;
76 }
77 if (blanked++ < 4)
78 return 0;
79 blanked = 1;
90 blanked = 1;
91 }
92 if (blanked++ < 4)
93 return 0;
94 blanked = 1;
80 *(savs[messagelen-1]) = scr_map[0x20];
95 sc_vtb_putc(&scp->scr, savs[messagelen - 1], sc->scr_map[0x20],
96 (FG_LIGHTGREY | BG_BLACK) << 8);
81 for (f=messagelen-1; f > 0; f--)
82 savs[f] = savs[f-1];
97 for (f=messagelen-1; f > 0; f--)
98 savs[f] = savs[f-1];
83 f = (savs[0] - (u_char *)window) / 2;
99 f = savs[0];
84 if ((f % scp->xsize) == 0 ||
85 (f % scp->xsize) == scp->xsize - 1 ||
86 (random() % 50) == 0)
87 dirx = -dirx;
88 if ((f / scp->xsize) == 0 ||
89 (f / scp->xsize) == scp->ysize - 1 ||
90 (random() % 20) == 0)
91 diry = -diry;
100 if ((f % scp->xsize) == 0 ||
101 (f % scp->xsize) == scp->xsize - 1 ||
102 (random() % 50) == 0)
103 dirx = -dirx;
104 if ((f / scp->xsize) == 0 ||
105 (f / scp->xsize) == scp->ysize - 1 ||
106 (random() % 20) == 0)
107 diry = -diry;
92 savs[0] += 2*dirx + 2*diry;
108 savs[0] += dirx + diry;
93 for (f=messagelen-1; f>=0; f--)
109 for (f=messagelen-1; f>=0; f--)
94 *(savs[f]) = scr_map[save[f]];
110 sc_vtb_putc(&scp->scr, savs[f], sc->scr_map[save[f]],
111 (FG_LIGHTGREY | BG_BLACK) << 8);
95 }
96 else {
112 }
113 else {
114#ifdef PC98
115 if (epson_machine_id == 0x20) {
116 outb(0x43f, 0x42);
117 outb(0x0c17, inb(0xc17) | 0x08);
118 outb(0x43f, 0x40);
119 }
120#endif /* PC98 */
97 blanked = 0;
98 }
99 return 0;
100}
101
102static int
103snake_init(video_adapter_t *adp)
104{

--- 20 unchanged lines hidden --- 		121 blanked = 0;
122 }
123 return 0;
124}
125
126static int
127snake_init(video_adapter_t *adp)
128{

--- 20 unchanged lines hidden ---