e14743d1 |
1 | /* |
2 | SDL - Simple DirectMedia Layer |
3 | Copyright (C) 1997-2009 Sam Lantinga |
4 | |
5 | This library is free software; you can redistribute it and/or |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either |
8 | version 2.1 of the License, or (at your option) any later version. |
9 | |
10 | This library 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 GNU |
13 | Lesser General Public License for more details. |
14 | |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with this library; if not, write to the Free Software |
17 | Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
18 | |
19 | Sam Lantinga |
20 | slouken@libsdl.org |
21 | */ |
22 | #include "SDL_config.h" |
23 | |
24 | /* This is the system specific header for the SDL joystick API */ |
25 | #include <nds.h> |
26 | //#include <nds/registers_alt.h> |
27 | |
28 | #include "SDL_error.h" |
29 | #include "SDL_events.h" |
30 | #include "SDL_joystick.h" |
31 | #include "../SDL_sysjoystick.h" |
32 | #include "../SDL_joystick_c.h" |
33 | |
34 | #include "../../video/nds/SDL_ndsevents_c.h" |
35 | |
36 | /* Function to scan the system for joysticks. |
37 | * This function should set SDL_numjoysticks to the number of available |
38 | * joysticks. Joystick 0 should be the system default joystick. |
39 | * It should return 0, or -1 on an unrecoverable fatal error. |
40 | */ |
41 | int SDL_SYS_JoystickInit(void) |
42 | { |
43 | SDL_numjoysticks = 1; |
44 | //keysInit(); |
45 | |
46 | return(1); |
47 | } |
48 | |
49 | /* Function to get the device-dependent name of a joystick */ |
50 | const char *SDL_SYS_JoystickName(int index) |
51 | { |
52 | if(!index) |
53 | return "NDS builtin joypad"; |
54 | SDL_SetError("No joystick available with that index"); |
55 | return (NULL); |
56 | } |
57 | |
58 | /* Function to open a joystick for use. |
59 | The joystick to open is specified by the index field of the joystick. |
60 | This should fill the nbuttons and naxes fields of the joystick structure. |
61 | It returns 0, or -1 if there is an error. |
62 | */ |
63 | int SDL_SYS_JoystickOpen(SDL_Joystick *joystick) |
64 | { |
65 | joystick->nbuttons=8; |
66 | joystick->nhats=0; |
67 | joystick->nballs=0; |
68 | joystick->naxes=2; |
69 | return 0; |
70 | } |
71 | |
72 | |
73 | /* Function to update the state of a joystick - called as a device poll. |
74 | * This function shouldn't update the joystick structure directly, |
75 | * but instead should call SDL_PrivateJoystick*() to deliver events |
76 | * and update joystick device state. |
77 | */ |
78 | |
79 | int prevbutton=0; |
80 | int prevkey=0; |
81 | |
82 | int dc=0;int ldc=0; |
83 | u32 keysd,keysu=0; |
84 | void SDL_SYS_JoystickUpdate(SDL_Joystick *joystick) |
85 | { |
86 | //dc=keysd; |
87 | //if (dc) |
88 | //{ |
89 | //fprintf(stderr,"heartbeat= %d\n",REG_VCOUNT); |
90 | //swiWaitForVBlank(); |
91 | //scanKeys(); |
92 | //keysd = keysDown(); |
93 | //keysu = keysUp(); |
94 | //ldc=keysd; |
95 | |
96 | //} |
97 | /*if (prevkey && prevbutton) |
98 | { |
99 | scanKeys(); |
100 | } |
101 | */ |
102 | |
103 | //scanKeys(); |
104 | keysd = keysDown(); |
105 | keysu = keysUp(); |
106 | |
107 | |
108 | short ax=0,v=0,h=0; |
109 | if((keysd&KEY_UP)) {ax=1;v=-10;SDL_PrivateJoystickAxis(joystick,ax,v);prevkey=KEY_UP;}//fprintf(stderr,"KEY_UP\n");} |
110 | if((keysd&KEY_DOWN)) {ax=1;v=10;SDL_PrivateJoystickAxis(joystick,ax,v);prevkey=KEY_DOWN;}//fprintf(stderr,"KEY_DOWN\n");} |
111 | if((keysd&KEY_LEFT)) {ax=0;h=-10;SDL_PrivateJoystickAxis(joystick,ax,h);prevkey=KEY_LEFT;}//fprintf(stderr,"KEY_LEFT\n");} |
112 | if((keysd&KEY_RIGHT)) {ax=0;h=10;SDL_PrivateJoystickAxis(joystick,ax,h);prevkey=KEY_RIGHT;}//fprintf(stderr,"KEY_RIGHT\n");} |
113 | |
114 | if((keysu&KEY_UP)) {ax=1;v=0;SDL_PrivateJoystickAxis(joystick,ax,v);prevkey=0;}//fprintf(stderr,"KEY_UP\n");} |
115 | if((keysu&KEY_DOWN)) {ax=1;v=0;SDL_PrivateJoystickAxis(joystick,ax,v);prevkey=0;}//fprintf(stderr,"KEY_DOWN\n");} |
116 | if((keysu&KEY_LEFT)) {ax=0;h=0;SDL_PrivateJoystickAxis(joystick,ax,h);prevkey=0;}//fprintf(stderr,"KEY_LEFT\n");} |
117 | if((keysu&KEY_RIGHT)) {ax=0;h=0;SDL_PrivateJoystickAxis(joystick,ax,h);prevkey=0;}//fprintf(stderr,"KEY_RIGHT\n");} |
118 | |
119 | if((keysd&KEY_A)) {SDL_PrivateJoystickButton(joystick,0,SDL_PRESSED);prevbutton=KEY_A;} |
120 | if((keysd&KEY_B)) {SDL_PrivateJoystickButton(joystick,1,SDL_PRESSED);prevbutton=KEY_B;} |
121 | if((keysd&KEY_X)) {SDL_PrivateJoystickButton(joystick,2,SDL_PRESSED);prevbutton=KEY_X;} |
122 | if((keysd&KEY_Y)) {SDL_PrivateJoystickButton(joystick,3,SDL_PRESSED);prevbutton=KEY_Y;} |
123 | if((keysd&KEY_SELECT)) {SDL_PrivateJoystickButton(joystick,6,SDL_PRESSED);prevbutton=KEY_SELECT;} |
124 | if((keysd&KEY_START)) {SDL_PrivateJoystickButton(joystick,7,SDL_PRESSED);prevbutton=KEY_START;} |
125 | if((keysd&KEY_L)) {SDL_PrivateJoystickButton(joystick,4,SDL_PRESSED);prevbutton=KEY_L;} |
126 | if((keysd&KEY_R)) {SDL_PrivateJoystickButton(joystick,5,SDL_PRESSED);prevbutton=KEY_R;} |
127 | |
128 | if((keysu&KEY_A)) {SDL_PrivateJoystickButton(joystick,0,SDL_RELEASED);prevbutton=0;} |
129 | if((keysu&KEY_B)) {SDL_PrivateJoystickButton(joystick,1,SDL_RELEASED);prevbutton=0;} |
130 | if((keysu&KEY_X)) {SDL_PrivateJoystickButton(joystick,2,SDL_RELEASED);prevbutton=0;} |
131 | if((keysu&KEY_Y)) {SDL_PrivateJoystickButton(joystick,3,SDL_RELEASED);prevbutton=0;} |
132 | if((keysu&KEY_SELECT)) {SDL_PrivateJoystickButton(joystick,6,SDL_RELEASED);prevbutton=0;} |
133 | if((keysu&KEY_START)) {SDL_PrivateJoystickButton(joystick,7,SDL_RELEASED);prevbutton=0;} |
134 | if((keysu&KEY_L)) {SDL_PrivateJoystickButton(joystick,4,SDL_RELEASED);prevbutton=0;} |
135 | if((keysu&KEY_R)) {SDL_PrivateJoystickButton(joystick,5,SDL_RELEASED);prevbutton=0;} |
136 | |
137 | |
138 | |
139 | } |
140 | |
141 | /* Function to close a joystick after use */ |
142 | void SDL_SYS_JoystickClose(SDL_Joystick *joystick) |
143 | { |
144 | } |
145 | |
146 | /* Function to perform any system-specific joystick related cleanup */ |
147 | void SDL_SYS_JoystickQuit(void) |
148 | { |
149 | } |
150 | |