annotate src/joystick/SDL_joystick.c @ 855:aa4ac9e65d92

I noticed MacOSX SDL sets up working directory to parent of executable. On BeOS is should setup it the same way, but it only does when Tracker wasn't restarted. I checked code and it looks like a hack to me :( It looks for env variable and than comapres it to default when OpenTracker was started after boot, and wasn't restarted. That's probably ok, for that exact case. Unfortunetly that variable isn't always like that. For example, after Tracker crashes and is restarted, env variable most probably is different (depends on how Tracker was restarted, by what application, etc... for example: i have launcher application from which i can restart Tracker, and after that nev variable points to that application's directory, not Tracker's).
author Sam Lantinga <slouken@libsdl.org>
date Tue, 24 Feb 2004 18:58:40 +0000
parents b8d311d90021
children c9b51268668f
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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b8d311d90021 Updated copyright information for 2004 (Happy New Year!)
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3 Copyright (C) 1997-2004 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Library General Public
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7 License as published by the Free Software Foundation; either
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8 version 2 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Library General Public License for more details.
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14
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15 You should have received a copy of the GNU Library General Public
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16 License along with this library; if not, write to the Free
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17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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18
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19 Sam Lantinga
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e8157fcb3114 Updated the source with the correct e-mail address
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20 slouken@libsdl.org
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21 */
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22
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23 #ifdef SAVE_RCSID
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24 static char rcsid =
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25 "@(#) $Id$";
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26 #endif
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27
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28 /* This is the joystick API for Simple DirectMedia Layer */
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29
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30 #include <stdio.h>
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31 #include <stdlib.h>
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32 #include <string.h>
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33
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34 #include "SDL_error.h"
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35 #include "SDL_events.h"
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36 #ifndef DISABLE_EVENTS
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37 #include "SDL_events_c.h"
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38 #endif
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39 #include "SDL_joystick_c.h"
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40 #include "SDL_sysjoystick.h"
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41
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42 /* This is used for Quake III Arena */
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43 #ifdef DISABLE_EVENTS
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44 #define SDL_Lock_EventThread()
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45 #define SDL_Unlock_EventThread()
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46 #endif
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47
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48 Uint8 SDL_numjoysticks = 0;
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49 SDL_Joystick **SDL_joysticks = NULL;
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50 static SDL_Joystick *default_joystick = NULL;
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51
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52 int SDL_JoystickInit(void)
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53 {
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54 int arraylen;
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55 int status;
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56
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57 SDL_numjoysticks = 0;
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58 status = SDL_SYS_JoystickInit();
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59 if ( status >= 0 ) {
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60 arraylen = (status+1)*sizeof(*SDL_joysticks);
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61 SDL_joysticks = (SDL_Joystick **)malloc(arraylen);
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62 if ( SDL_joysticks == NULL ) {
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63 SDL_numjoysticks = 0;
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64 } else {
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65 memset(SDL_joysticks, 0, arraylen);
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66 SDL_numjoysticks = status;
0
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67 }
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68 status = 0;
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69 }
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70 default_joystick = NULL;
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71 return(status);
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72 }
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73
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74 /*
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75 * Count the number of joysticks attached to the system
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76 */
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77 int SDL_NumJoysticks(void)
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78 {
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79 return SDL_numjoysticks;
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80 }
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81
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82 /*
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83 * Get the implementation dependent name of a joystick
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84 */
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85 const char *SDL_JoystickName(int device_index)
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86 {
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87 if ( (device_index < 0) || (device_index >= SDL_numjoysticks) ) {
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88 SDL_SetError("There are %d joysticks available",
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89 SDL_numjoysticks);
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90 return(NULL);
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91 }
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92 return(SDL_SYS_JoystickName(device_index));
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93 }
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94
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95 /*
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96 * Open a joystick for use - the index passed as an argument refers to
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97 * the N'th joystick on the system. This index is the value which will
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98 * identify this joystick in future joystick events.
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99 *
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100 * This function returns a joystick identifier, or NULL if an error occurred.
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101 */
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102 SDL_Joystick *SDL_JoystickOpen(int device_index)
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103 {
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104 int i;
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105 SDL_Joystick *joystick;
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106
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107 if ( (device_index < 0) || (device_index >= SDL_numjoysticks) ) {
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108 SDL_SetError("There are %d joysticks available",
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109 SDL_numjoysticks);
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110 return(NULL);
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111 }
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112
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113 /* If the joystick is already open, return it */
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114 for ( i=0; SDL_joysticks[i]; ++i ) {
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115 if ( device_index == SDL_joysticks[i]->index ) {
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116 joystick = SDL_joysticks[i];
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117 ++joystick->ref_count;
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118 return(joystick);
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119 }
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120 }
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121
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122 /* Create and initialize the joystick */
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123 joystick = (SDL_Joystick *)malloc((sizeof *joystick));
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124 if ( joystick != NULL ) {
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125 memset(joystick, 0, (sizeof *joystick));
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126 joystick->index = device_index;
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127 if ( SDL_SYS_JoystickOpen(joystick) < 0 ) {
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128 free(joystick);
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129 joystick = NULL;
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130 } else {
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131 if ( joystick->naxes > 0 ) {
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132 joystick->axes = (Sint16 *)malloc
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133 (joystick->naxes*sizeof(Sint16));
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134 }
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135 if ( joystick->nhats > 0 ) {
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136 joystick->hats = (Uint8 *)malloc
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137 (joystick->nhats*sizeof(Uint8));
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138 }
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139 if ( joystick->nballs > 0 ) {
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140 joystick->balls = (struct balldelta *)malloc
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141 (joystick->nballs*sizeof(*joystick->balls));
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142 }
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143 if ( joystick->nbuttons > 0 ) {
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144 joystick->buttons = (Uint8 *)malloc
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145 (joystick->nbuttons*sizeof(Uint8));
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146 }
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147 if ( ((joystick->naxes > 0) && !joystick->axes)
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148 || ((joystick->nhats > 0) && !joystick->hats)
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149 || ((joystick->nballs > 0) && !joystick->balls)
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150 || ((joystick->nbuttons > 0) && !joystick->buttons)) {
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151 SDL_OutOfMemory();
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152 SDL_JoystickClose(joystick);
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153 joystick = NULL;
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154 }
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155 if ( joystick->axes ) {
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156 memset(joystick->axes, 0,
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157 joystick->naxes*sizeof(Sint16));
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158 }
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159 if ( joystick->hats ) {
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160 memset(joystick->hats, 0,
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161 joystick->nhats*sizeof(Uint8));
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162 }
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163 if ( joystick->balls ) {
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164 memset(joystick->balls, 0,
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165 joystick->nballs*sizeof(*joystick->balls));
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parents:
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166 }
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parents:
diff changeset
167 if ( joystick->buttons ) {
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parents:
diff changeset
168 memset(joystick->buttons, 0,
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parents:
diff changeset
169 joystick->nbuttons*sizeof(Uint8));
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parents:
diff changeset
170 }
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parents:
diff changeset
171 }
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parents:
diff changeset
172 }
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parents:
diff changeset
173 if ( joystick ) {
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parents:
diff changeset
174 /* Add joystick to list */
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parents:
diff changeset
175 ++joystick->ref_count;
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parents:
diff changeset
176 SDL_Lock_EventThread();
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parents:
diff changeset
177 for ( i=0; SDL_joysticks[i]; ++i )
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parents:
diff changeset
178 /* Skip to next joystick */;
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parents:
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179 SDL_joysticks[i] = joystick;
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parents:
diff changeset
180 SDL_Unlock_EventThread();
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parents:
diff changeset
181 }
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parents:
diff changeset
182 return(joystick);
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parents:
diff changeset
183 }
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parents:
diff changeset
184
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parents:
diff changeset
185 /*
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parents:
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186 * Returns 1 if the joystick has been opened, or 0 if it has not.
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parents:
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187 */
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parents:
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188 int SDL_JoystickOpened(int device_index)
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parents:
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189 {
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parents:
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190 int i, opened;
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parents:
diff changeset
191
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192 opened = 0;
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parents:
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193 for ( i=0; SDL_joysticks[i]; ++i ) {
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parents:
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194 if ( SDL_joysticks[i]->index == (Uint8)device_index ) {
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195 opened = 1;
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parents:
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196 break;
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parents:
diff changeset
197 }
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198 }
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199 return(opened);
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parents:
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200 }
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parents:
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201
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parents:
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202 static int ValidJoystick(SDL_Joystick **joystick)
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parents:
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203 {
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204 int valid;
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205
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parents:
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206 if ( *joystick == NULL ) {
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207 *joystick = default_joystick;
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parents:
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208 }
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parents:
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209 if ( *joystick == NULL ) {
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parents:
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210 SDL_SetError("Joystick hasn't been opened yet");
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211 valid = 0;
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parents:
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212 } else {
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213 valid = 1;
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parents:
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214 }
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parents:
diff changeset
215 return valid;
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parents:
diff changeset
216 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
217
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parents:
diff changeset
218 /*
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parents:
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219 * Get the device index of an opened joystick.
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parents:
diff changeset
220 */
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parents:
diff changeset
221 int SDL_JoystickIndex(SDL_Joystick *joystick)
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parents:
diff changeset
222 {
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parents:
diff changeset
223 if ( ! ValidJoystick(&joystick) ) {
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parents:
diff changeset
224 return(-1);
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parents:
diff changeset
225 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
226 return(joystick->index);
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parents:
diff changeset
227 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
228
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
229 /*
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parents:
diff changeset
230 * Get the number of multi-dimensional axis controls on a joystick
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parents:
diff changeset
231 */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
232 int SDL_JoystickNumAxes(SDL_Joystick *joystick)
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parents:
diff changeset
233 {
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parents:
diff changeset
234 if ( ! ValidJoystick(&joystick) ) {
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parents:
diff changeset
235 return(-1);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
236 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
237 return(joystick->naxes);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
238 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
239
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
240 /*
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parents:
diff changeset
241 * Get the number of hats on a joystick
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parents:
diff changeset
242 */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
243 int SDL_JoystickNumHats(SDL_Joystick *joystick)
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parents:
diff changeset
244 {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
245 if ( ! ValidJoystick(&joystick) ) {
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parents:
diff changeset
246 return(-1);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
247 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
248 return(joystick->nhats);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
249 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
250
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
251 /*
74212992fb08 Initial revision
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parents:
diff changeset
252 * Get the number of trackballs on a joystick
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
253 */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
254 int SDL_JoystickNumBalls(SDL_Joystick *joystick)
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parents:
diff changeset
255 {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
256 if ( ! ValidJoystick(&joystick) ) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
257 return(-1);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
258 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
259 return(joystick->nballs);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
260 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
261
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
262 /*
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
263 * Get the number of buttons on a joystick
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
264 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
265 int SDL_JoystickNumButtons(SDL_Joystick *joystick)
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
266 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
267 if ( ! ValidJoystick(&joystick) ) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
268 return(-1);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
269 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
270 return(joystick->nbuttons);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
271 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
272
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
273 /*
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
274 * Get the current state of an axis control on a joystick
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
275 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
276 Sint16 SDL_JoystickGetAxis(SDL_Joystick *joystick, int axis)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
277 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
278 Sint16 state;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
279
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
280 if ( ! ValidJoystick(&joystick) ) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
281 return(0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
282 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
283 if ( axis < joystick->naxes ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
284 state = joystick->axes[axis];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
285 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
286 SDL_SetError("Joystick only has %d axes", joystick->naxes);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
287 state = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
288 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
289 return(state);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
290 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
291
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
292 /*
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
293 * Get the current state of a hat on a joystick
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
294 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
295 Uint8 SDL_JoystickGetHat(SDL_Joystick *joystick, int hat)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
296 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
297 Uint8 state;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
298
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
299 if ( ! ValidJoystick(&joystick) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
300 return(0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
301 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
302 if ( hat < joystick->nhats ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
303 state = joystick->hats[hat];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
304 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
305 SDL_SetError("Joystick only has %d hats", joystick->nhats);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
306 state = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
307 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
308 return(state);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
309 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
310
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
311 /*
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
312 * Get the ball axis change since the last poll
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
313 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
314 int SDL_JoystickGetBall(SDL_Joystick *joystick, int ball, int *dx, int *dy)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
315 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
316 int retval;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
317
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
318 if ( ! ValidJoystick(&joystick) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
319 return(-1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
320 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
321
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
322 retval = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
323 if ( ball < joystick->nballs ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
324 if ( dx ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
325 *dx = joystick->balls[ball].dx;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
326 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
327 if ( dy ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
328 *dy = joystick->balls[ball].dy;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
329 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
330 joystick->balls[ball].dx = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
331 joystick->balls[ball].dy = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
332 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
333 SDL_SetError("Joystick only has %d balls", joystick->nballs);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
334 retval = -1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
335 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
336 return(retval);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
337 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
338
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
339 /*
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
340 * Get the current state of a button on a joystick
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
341 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
342 Uint8 SDL_JoystickGetButton(SDL_Joystick *joystick, int button)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
343 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
344 Uint8 state;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
345
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
346 if ( ! ValidJoystick(&joystick) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
347 return(0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
348 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
349 if ( button < joystick->nbuttons ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
350 state = joystick->buttons[button];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
351 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
352 SDL_SetError("Joystick only has %d buttons",joystick->nbuttons);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
353 state = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
354 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
355 return(state);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
356 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
357
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
358 /*
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
359 * Close a joystick previously opened with SDL_JoystickOpen()
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
360 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
361 void SDL_JoystickClose(SDL_Joystick *joystick)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
362 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
363 int i;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
364
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
365 if ( ! ValidJoystick(&joystick) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
366 return;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
367 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
368
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
369 /* First decrement ref count */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
370 if ( --joystick->ref_count > 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
371 return;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
372 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
373
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
374 /* Lock the event queue - prevent joystick polling */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
375 SDL_Lock_EventThread();
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
376
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
377 if ( joystick == default_joystick ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
378 default_joystick = NULL;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
379 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
380 SDL_SYS_JoystickClose(joystick);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
381
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
382 /* Remove joystick from list */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
383 for ( i=0; SDL_joysticks[i]; ++i ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
384 if ( joystick == SDL_joysticks[i] ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
385 memcpy(&SDL_joysticks[i], &SDL_joysticks[i+1],
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
386 (SDL_numjoysticks-i)*sizeof(joystick));
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
387 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
388 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
389 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
390
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
391 /* Let the event thread keep running */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
392 SDL_Unlock_EventThread();
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
393
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
394 /* Free the data associated with this joystick */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
395 if ( joystick->axes ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
396 free(joystick->axes);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
397 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
398 if ( joystick->hats ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
399 free(joystick->hats);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
400 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
401 if ( joystick->balls ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
402 free(joystick->balls);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
403 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
404 if ( joystick->buttons ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
405 free(joystick->buttons);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
406 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
407 free(joystick);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
408 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
409
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
410 void SDL_JoystickQuit(void)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
411 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
412 /* Stop the event polling */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
413 SDL_Lock_EventThread();
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
414 SDL_numjoysticks = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
415 SDL_Unlock_EventThread();
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
416
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
417 /* Quit the joystick setup */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
418 SDL_SYS_JoystickQuit();
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
419 if ( SDL_joysticks ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
420 free(SDL_joysticks);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
421 SDL_joysticks = NULL;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
422 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
423 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
424
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
425
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
426 /* These are global for SDL_sysjoystick.c and SDL_events.c */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
427
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
428 int SDL_PrivateJoystickAxis(SDL_Joystick *joystick, Uint8 axis, Sint16 value)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
429 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
430 int posted;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
431
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
432 /* Update internal joystick state */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
433 joystick->axes[axis] = value;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
434
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
435 /* Post the event, if desired */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
436 posted = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
437 #ifndef DISABLE_EVENTS
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
438 if ( SDL_ProcessEvents[SDL_JOYAXISMOTION] == SDL_ENABLE ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
439 SDL_Event event;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
440 event.type = SDL_JOYAXISMOTION;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
441 event.jaxis.which = joystick->index;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
442 event.jaxis.axis = axis;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
443 event.jaxis.value = value;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
444 if ( (SDL_EventOK == NULL) || (*SDL_EventOK)(&event) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
445 posted = 1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
446 SDL_PushEvent(&event);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
447 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
448 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
449 #endif /* !DISABLE_EVENTS */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
450 return(posted);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
451 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
452
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
453 int SDL_PrivateJoystickHat(SDL_Joystick *joystick, Uint8 hat, Uint8 value)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
454 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
455 int posted;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
456
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
457 /* Update internal joystick state */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
458 joystick->hats[hat] = value;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
459
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
460 /* Post the event, if desired */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
461 posted = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
462 #ifndef DISABLE_EVENTS
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
463 if ( SDL_ProcessEvents[SDL_JOYHATMOTION] == SDL_ENABLE ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
464 SDL_Event event;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
465 event.jhat.type = SDL_JOYHATMOTION;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
466 event.jhat.which = joystick->index;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
467 event.jhat.hat = hat;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
468 event.jhat.value = value;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
469 if ( (SDL_EventOK == NULL) || (*SDL_EventOK)(&event) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
470 posted = 1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
471 SDL_PushEvent(&event);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
472 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
473 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
474 #endif /* !DISABLE_EVENTS */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
475 return(posted);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
476 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
477
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
478 int SDL_PrivateJoystickBall(SDL_Joystick *joystick, Uint8 ball,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
479 Sint16 xrel, Sint16 yrel)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
480 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
481 int posted;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
482
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
483 /* Update internal mouse state */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
484 joystick->balls[ball].dx += xrel;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
485 joystick->balls[ball].dy += yrel;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
486
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
487 /* Post the event, if desired */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
488 posted = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
489 #ifndef DISABLE_EVENTS
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
490 if ( SDL_ProcessEvents[SDL_JOYBALLMOTION] == SDL_ENABLE ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
491 SDL_Event event;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
492 event.jball.type = SDL_JOYBALLMOTION;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
493 event.jball.which = joystick->index;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
494 event.jball.ball = ball;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
495 event.jball.xrel = xrel;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
496 event.jball.yrel = yrel;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
497 if ( (SDL_EventOK == NULL) || (*SDL_EventOK)(&event) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
498 posted = 1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
499 SDL_PushEvent(&event);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
500 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
501 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
502 #endif /* !DISABLE_EVENTS */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
503 return(posted);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
504 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
505
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
506 int SDL_PrivateJoystickButton(SDL_Joystick *joystick, Uint8 button, Uint8 state)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
507 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
508 int posted;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
509 #ifndef DISABLE_EVENTS
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
510 SDL_Event event;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
511
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
512 switch ( state ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
513 case SDL_PRESSED:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
514 event.type = SDL_JOYBUTTONDOWN;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
515 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
516 case SDL_RELEASED:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
517 event.type = SDL_JOYBUTTONUP;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
518 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
519 default:
74212992fb08 Initial revision
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520 /* Invalid state -- bail */
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parents:
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521 return(0);
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522 }
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523 #endif /* !DISABLE_EVENTS */
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parents:
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524
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parents:
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525 /* Update internal joystick state */
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parents:
diff changeset
526 joystick->buttons[button] = state;
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parents:
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527
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parents:
diff changeset
528 /* Post the event, if desired */
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parents:
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529 posted = 0;
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parents:
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530 #ifndef DISABLE_EVENTS
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parents:
diff changeset
531 if ( SDL_ProcessEvents[event.type] == SDL_ENABLE ) {
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532 event.jbutton.which = joystick->index;
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parents:
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533 event.jbutton.button = button;
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parents:
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534 event.jbutton.state = state;
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parents:
diff changeset
535 if ( (SDL_EventOK == NULL) || (*SDL_EventOK)(&event) ) {
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parents:
diff changeset
536 posted = 1;
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parents:
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537 SDL_PushEvent(&event);
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parents:
diff changeset
538 }
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parents:
diff changeset
539 }
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parents:
diff changeset
540 #endif /* !DISABLE_EVENTS */
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parents:
diff changeset
541 return(posted);
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parents:
diff changeset
542 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
543
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parents:
diff changeset
544 void SDL_JoystickUpdate(void)
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parents:
diff changeset
545 {
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parents:
diff changeset
546 int i;
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parents:
diff changeset
547
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parents:
diff changeset
548 for ( i=0; SDL_joysticks[i]; ++i ) {
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parents:
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549 SDL_SYS_JoystickUpdate(SDL_joysticks[i]);
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parents:
diff changeset
550 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
551 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
552
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parents:
diff changeset
553 int SDL_JoystickEventState(int state)
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parents:
diff changeset
554 {
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parents:
diff changeset
555 #ifdef DISABLE_EVENTS
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parents:
diff changeset
556 return SDL_IGNORE;
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parents:
diff changeset
557 #else
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parents:
diff changeset
558 const Uint8 event_list[] = {
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parents:
diff changeset
559 SDL_JOYAXISMOTION, SDL_JOYBALLMOTION, SDL_JOYHATMOTION,
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parents:
diff changeset
560 SDL_JOYBUTTONDOWN, SDL_JOYBUTTONUP,
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
561 };
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parents:
diff changeset
562 int i;
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parents:
diff changeset
563
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parents:
diff changeset
564 switch (state) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
565 case SDL_QUERY:
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
566 state = SDL_IGNORE;
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parents:
diff changeset
567 for ( i=0; i<SDL_TABLESIZE(event_list); ++i ) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
568 state = SDL_EventState(event_list[i],SDL_QUERY);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
569 if ( state == SDL_ENABLE ) {
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parents:
diff changeset
570 break;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
571 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
572 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
573 break;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
574 default:
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
575 for ( i=0; i<SDL_TABLESIZE(event_list); ++i ) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
576 SDL_EventState(event_list[i], state);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
577 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
578 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
579 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
580 return(state);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
581 #endif /* DISABLE_EVENTS */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
582 }