gbasys
view src/input.h @ 7:72c6429ae953
changed all the copyright headers and added a README
| author | John Tsiombikas <nuclear@member.fsf.org> |
|---|---|
| date | Fri, 18 Apr 2014 02:04:46 +0300 |
| parents | 06726f0b8cd3 |
| children |
line source
1 /*
2 gbasys - a gameboy advance hardware abstraction library
3 Copyright (C) 2004-2014 John Tsiombikas <nuclear@member.fsf.org>
5 This program is free software: you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation, either version 3 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program. If not, see <http://www.gnu.org/licenses/>.
17 */
18 #ifndef _INPUT_H_
19 #define _INPUT_H_
21 enum {
22 KEY_A = 1,
23 KEY_B = 2,
24 KEY_SELECT = 4,
25 KEY_START = 8,
26 KEY_RIGHT = 16,
27 KEY_LEFT = 32,
28 KEY_UP = 64,
29 KEY_DOWN = 128,
30 KEY_R = 256,
31 KEY_L = 512,
32 KEY_ALL = 1023
33 };
35 #define KEY_COUNT 14
37 extern volatile unsigned short *reg_key_state;
39 int get_key_state(int key);
40 void enable_key_interrupts(int keys);
41 void disable_key_interrupts(int keys);
43 #endif /* _INPUT_H_ */