source: trunk/src/winmm/joyos2.cpp@ 1868

Last change on this file since 1868 was 588, checked in by phaller, 26 years ago

Add: added ODINWRAP support for WINMM
File size: 5.1 KB
Line 
1/* $Id: joyos2.cpp,v 1.3 1999-08-19 18:46:04 phaller Exp $ */
2/*
3 * OS/2 Joystick apis
4 *
5 * Copyright 1999 Przemysˆaw Dobrowolski <dobrawka@asua.org.pl>
6 *
7 *
8 * Project Odin Software License can be found in LICENSE.TXT
9 *
10 */
11
12
13/****************************************************************************
14 * Includes *
15 ****************************************************************************/
16
17#define INCL_BASE
18#include <os2wrap.h> //Odin32 OS/2 api wrappers
19#include <misc.h>
20#include "joyos2.h"
21
22
23#define GAMEPDDNAME "GAME$"
24
25#define IOCTL_JOYSTICK 0x80 // IOCTL's
26
27// IOCTL wraper functions
28#define GAME_GET_PARMS 0x02
29#define GAME_GET_CALIB 0x04
30#define GAME_SET_CALIB 0x05
31#define GAME_GET_STATUS 0x10
32
33#define MAXJOYDRIVERS 2 // GAME$ knows only 2 joysticks
34
35//******************************************************************************
36//******************************************************************************
37LONG JoyOpen(HFILE *phGame)
38{
39 ULONG action;
40 APIRET rc;
41
42 if (phGame==NULL)
43 return -1;
44
45 rc = DosOpen( GAMEPDDNAME,
46 phGame,
47 &action,
48 0,
49 FILE_READONLY,
50 FILE_OPEN,
51 OPEN_ACCESS_READONLY | OPEN_SHARE_DENYNONE,
52 NULL );
53
54 return (rc);
55}
56//******************************************************************************
57//******************************************************************************
58LONG JoyGetParams(HFILE hGame, GAME_PARM_STRUCT *pGameParams)
59{
60 ULONG dataLen;
61 APIRET rc;
62
63 dataLen = sizeof( *pGameParams );
64 rc = DosDevIOCtl( hGame,
65 IOCTL_JOYSTICK,
66 GAME_GET_PARMS, // 0x80, 0x02
67 NULL,
68 0,
69 NULL,
70 pGameParams,
71 dataLen,
72 &dataLen);
73 return (rc);
74}
75
76//******************************************************************************
77//******************************************************************************
78// For each stick:
79// tell user to centre joystick and press button
80// call get status with wait
81// tell user to move to upper left and press button
82// call get status with wait
83// tell user to move to lower right and press button
84// call get status with wait
85// Then call set calibration IOCTL with these values
86LONG JoyCalibrate(HFILE hGame, GAME_CALIB_STRUCT gameCalib)
87{
88 ULONG parmLen;
89 APIRET rc;
90
91 parmLen = sizeof( gameCalib );
92 rc = DosDevIOCtl( hGame,
93 IOCTL_JOYSTICK,
94 GAME_SET_CALIB, // 0x80, 0x05
95 &gameCalib,
96 parmLen,
97 &parmLen,
98 NULL,
99 0,
100 NULL );
101 return (rc);
102}
103
104//******************************************************************************
105//******************************************************************************
106LONG JoyGetStatus( HFILE hGame, GAME_STATUS_STRUCT *pGameStatus )
107{
108 ULONG dataLen;
109 APIRET rc;
110
111 dataLen = sizeof( *pGameStatus );
112 rc = DosDevIOCtl( hGame,
113 IOCTL_JOYSTICK,
114 GAME_GET_STATUS, // 0x80, 0x10
115 NULL,
116 0,
117 NULL,
118 pGameStatus,
119 dataLen,
120 &dataLen );
121 return (rc);
122}
123//******************************************************************************
124//******************************************************************************
125LONG JoyClose( HFILE hGame )
126{
127 APIRET rc;
128
129 rc = DosClose( hGame );
130
131 return (rc);
132}
133//******************************************************************************
134//******************************************************************************
135LONG JoyGetCalValues( HFILE hGame, GAME_CALIB_STRUCT *pGameCalib )
136{
137 ULONG dataLen;
138 APIRET rc;
139
140 dataLen = sizeof( *pGameCalib );
141 rc = DosDevIOCtl( hGame,
142 IOCTL_JOYSTICK,
143 GAME_GET_CALIB, // 0x80, 0x04
144 NULL,
145 0,
146 NULL,
147 pGameCalib,
148 dataLen,
149 &dataLen);
150
151 return (rc);
152}
153//******************************************************************************
154//******************************************************************************
155LONG JoyInstalled(USHORT wID)
156{
157 BOOL flReturn=1; // MMSYSERR_NODRIVER
158 HFILE hJoy;
159 APIRET rc;
160 GAME_PARM_STRUCT GameParams;
161
162
163 rc=JoyOpen(&hJoy);
164 if ( rc==0 )
165 {
166 JoyGetParams(hJoy,&GameParams);
167 JoyClose(hJoy);
168
169 if (( wID == 0 ) && (GameParams.useA > 0))
170 flReturn=0; //
171 else
172 if (( wID == 1 ) && (GameParams.useB > 0))
173 flReturn=0;
174 else
175 flReturn=167; // JOYERR_UNPLUGGED
176 }
177 return (flReturn);
178}
179
180
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