Mercurial > molko
annotate libmlk-core/core/clock.c @ 299:648f5f949afb
core: implement stackable states
author | David Demelier <markand@malikania.fr> |
---|---|
date | Sun, 11 Apr 2021 16:41:34 +0200 |
parents | 71b3b7036de7 |
children | d01e83210ca2 |
rev | line source |
---|---|
6
3054723e53d7
core: implement clock, closes #2443
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
1 /* |
3054723e53d7
core: implement clock, closes #2443
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
2 * clock.c -- track elapsed time |
3054723e53d7
core: implement clock, closes #2443
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
3 * |
3054723e53d7
core: implement clock, closes #2443
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
4 * Copyright (c) 2020 David Demelier <markand@malikania.fr> |
3054723e53d7
core: implement clock, closes #2443
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
5 * |
3054723e53d7
core: implement clock, closes #2443
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
6 * Permission to use, copy, modify, and/or distribute this software for any |
3054723e53d7
core: implement clock, closes #2443
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
7 * purpose with or without fee is hereby granted, provided that the above |
3054723e53d7
core: implement clock, closes #2443
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
8 * copyright notice and this permission notice appear in all copies. |
3054723e53d7
core: implement clock, closes #2443
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
9 * |
3054723e53d7
core: implement clock, closes #2443
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
3054723e53d7
core: implement clock, closes #2443
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
3054723e53d7
core: implement clock, closes #2443
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
3054723e53d7
core: implement clock, closes #2443
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
3054723e53d7
core: implement clock, closes #2443
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
3054723e53d7
core: implement clock, closes #2443
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
3054723e53d7
core: implement clock, closes #2443
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
3054723e53d7
core: implement clock, closes #2443
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
17 */ |
3054723e53d7
core: implement clock, closes #2443
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
18 |
3054723e53d7
core: implement clock, closes #2443
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
19 #include <SDL.h> |
3054723e53d7
core: implement clock, closes #2443
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
20 |
3054723e53d7
core: implement clock, closes #2443
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
21 #include "clock.h" |
3054723e53d7
core: implement clock, closes #2443
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
22 |
3054723e53d7
core: implement clock, closes #2443
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
23 void |
3054723e53d7
core: implement clock, closes #2443
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
24 clock_start(struct clock *clock) |
3054723e53d7
core: implement clock, closes #2443
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
25 { |
3054723e53d7
core: implement clock, closes #2443
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
26 clock->ticks = SDL_GetTicks(); |
3054723e53d7
core: implement clock, closes #2443
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
27 } |
3054723e53d7
core: implement clock, closes #2443
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
28 |
46
b815621df3e3
core: remove all fixed width integers, closes #2460
David Demelier <markand@malikania.fr>
parents:
6
diff
changeset
|
29 unsigned int |
6
3054723e53d7
core: implement clock, closes #2443
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
30 clock_elapsed(const struct clock *clock) |
3054723e53d7
core: implement clock, closes #2443
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
31 { |
3054723e53d7
core: implement clock, closes #2443
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
32 return SDL_GetTicks() - clock->ticks; |
3054723e53d7
core: implement clock, closes #2443
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
33 } |