diff options
Diffstat (limited to 'apps/plugins/rockboy/events.c')
-rw-r--r-- | apps/plugins/rockboy/events.c | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/apps/plugins/rockboy/events.c b/apps/plugins/rockboy/events.c new file mode 100644 index 0000000000..5558dd86b2 --- /dev/null +++ b/apps/plugins/rockboy/events.c | |||
@@ -0,0 +1,61 @@ | |||
1 | /* | ||
2 | * events.c | ||
3 | * | ||
4 | * Event queue. | ||
5 | */ | ||
6 | |||
7 | |||
8 | #include "rockmacros.h" | ||
9 | #include "input.h" | ||
10 | |||
11 | |||
12 | char keystates[MAX_KEYS]; | ||
13 | int nkeysdown; | ||
14 | |||
15 | #define MAX_EVENTS 32 | ||
16 | |||
17 | static event_t eventqueue[MAX_EVENTS]; | ||
18 | static int eventhead, eventpos; | ||
19 | |||
20 | |||
21 | int ev_postevent(event_t *ev) | ||
22 | { | ||
23 | int nextevent; | ||
24 | nextevent = (eventhead+1)%MAX_EVENTS; | ||
25 | if (nextevent == eventpos) | ||
26 | return 0; | ||
27 | eventqueue[eventhead] = *ev; | ||
28 | eventhead = nextevent; | ||
29 | return 1; | ||
30 | } | ||
31 | |||
32 | int ev_getevent(event_t *ev) | ||
33 | { | ||
34 | if (eventpos == eventhead) | ||
35 | { | ||
36 | ev->type = EV_NONE; | ||
37 | return 0; | ||
38 | } | ||
39 | *ev = eventqueue[eventpos]; | ||
40 | eventpos = (eventpos+1)%MAX_EVENTS; | ||
41 | if (ev->type == EV_PRESS) | ||
42 | { | ||
43 | keystates[ev->code] = 1; | ||
44 | nkeysdown++; | ||
45 | } | ||
46 | if (ev->type == EV_RELEASE) | ||
47 | { | ||
48 | keystates[ev->code] = 0; | ||
49 | nkeysdown--; | ||
50 | if (nkeysdown < 0) nkeysdown = 0; | ||
51 | } | ||
52 | return 1; | ||
53 | } | ||
54 | |||
55 | |||
56 | |||
57 | |||
58 | |||
59 | |||
60 | |||
61 | |||