annotate src/joystick/linux/SDL_sysjoystick.c @ 1635:92947e3a18db

Make sure code is only compiled if the appropriate subsystem is enabled
author Sam Lantinga <slouken@libsdl.org>
date Fri, 14 Apr 2006 04:46:47 +0000
parents 02e19471a694
children 14717b52abc0 97f20f2a1d85
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2006 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 Lesser General Public
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7 License as published by the Free Software Foundation; either
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8 version 2.1 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 Lesser 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 Lesser General Public
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16 License along with this library; if not, write to the Free Software
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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18
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22 #include "SDL_config.h"
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23
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24 #ifdef SDL_JOYSTICK_LINUX
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25
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26 /* This is the system specific header for the SDL joystick API */
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27
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28 #include <sys/stat.h>
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29 #include <unistd.h>
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30 #include <fcntl.h>
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31 #include <sys/ioctl.h>
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32 #include <limits.h> /* For the definition of PATH_MAX */
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33 #ifdef __arm__
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34 #include <linux/limits.h> /* Arm cross-compiler needs this */
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35 #endif
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36 #include <linux/joystick.h>
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37 #if SDL_INPUT_LINUXEV
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38 #include <linux/input.h>
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39 #endif
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40
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41 #include "SDL_joystick.h"
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42 #include "../SDL_sysjoystick.h"
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43 #include "../SDL_joystick_c.h"
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44
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45 /* Special joystick configurations */
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46 static struct {
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47 const char *name;
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48 int naxes;
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49 int nhats;
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50 int nballs;
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51 } special_joysticks[] = {
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52 { "MadCatz Panther XL", 3, 2, 1 }, /* We don't handle rudder (axis 8) */
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53 { "SideWinder Precision Pro", 4, 1, 0 },
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54 { "SideWinder 3D Pro", 4, 1, 0 },
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55 { "Microsoft SideWinder 3D Pro", 4, 1, 0 },
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56 { "Microsoft SideWinder Dual Strike USB version 1.0", 2, 1, 0 },
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57 { "WingMan Interceptor", 3, 3, 0 },
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58 { "WingMan Extreme Digital 3D", 4, 1, 0 },
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59 { "Microsoft SideWinder Precision 2 Joystick", 4, 1, 0 },
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60 { "Logitech Inc. WingMan Extreme Digital 3D", 4, 1, 0 },
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61 { "Saitek Saitek X45", 6, 1, 0 }
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62 };
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63
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64 #ifndef NO_LOGICAL_JOYSTICKS
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65
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66 /*
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67 Some USB HIDs show up as a single joystick even though they actually
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68 control 2 or more joysticks.
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69 */
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70 /*
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71 This code handles the MP-8800 (Quad) and MP-8866 (Dual), which can
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72 be identified by their transparent blue design. It's quite trivial
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73 to add other joysticks with similar quirky behavior.
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74 -id
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75 */
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76
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77 struct joystick_logical_mapping {
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78 int njoy;
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79 int nthing;
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80 };
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81
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82 /*
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83 {logical joy, logical axis},
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84 {logical joy, logical hat},
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85 {logical joy, logical ball},
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86 {logical joy, logical button}
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87 */
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88
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89 static struct joystick_logical_mapping mp88xx_1_logical_axismap[] = {
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90 {0,0},{0,1},{0,2},{0,3},{0,4},{0,5}
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91 };
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92 static struct joystick_logical_mapping mp88xx_1_logical_buttonmap[] = {
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93 {0,0},{0,1},{0,2},{0,3},{0,4},{0,5},{0,6},{0,7},{0,8},{0,9},{0,10},{0,11}
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94 };
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95
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96 static struct joystick_logical_mapping mp88xx_2_logical_axismap[] = {
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97 {0,0},{0,1},{0,2},{1,0},{1,1},{0,3},
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98 {1,2},{1,3},{0,4},{0,5},{1,4},{1,5}
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99 };
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100 static struct joystick_logical_mapping mp88xx_2_logical_buttonmap[] = {
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101 {0,0},{0,1},{0,2},{0,3},{0,4},{0,5},{0,6},{0,7},{0,8},{0,9},{0,10},{0,11},
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102 {1,0},{1,1},{1,2},{1,3},{1,4},{1,5},{1,6},{1,7},{1,8},{1,9},{1,10},{1,11}
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103 };
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104
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105 static struct joystick_logical_mapping mp88xx_3_logical_axismap[] = {
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106 {0,0},{0,1},{0,2},{1,0},{1,1},{0,3},
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107 {1,2},{1,3},{2,0},{2,1},{2,2},{2,3},
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108 {0,4},{0,5},{1,4},{1,5},{2,4},{2,5}
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109 };
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110 static struct joystick_logical_mapping mp88xx_3_logical_buttonmap[] = {
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111 {0,0},{0,1},{0,2},{0,3},{0,4},{0,5},{0,6},{0,7},{0,8},{0,9},{0,10},{0,11},
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112 {1,0},{1,1},{1,2},{1,3},{1,4},{1,5},{1,6},{1,7},{1,8},{1,9},{1,10},{1,11},
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113 {2,0},{2,1},{2,2},{2,3},{2,4},{2,5},{2,6},{2,7},{2,8},{2,9},{2,10},{2,11}
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114 };
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115
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116 static struct joystick_logical_mapping mp88xx_4_logical_axismap[] = {
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117 {0,0},{0,1},{0,2},{1,0},{1,1},{0,3},
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118 {1,2},{1,3},{2,0},{2,1},{2,2},{2,3},
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119 {3,0},{3,1},{3,2},{3,3},{0,4},{0,5},
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120 {1,4},{1,5},{2,4},{2,5},{3,4},{3,5}
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121 };
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122 static struct joystick_logical_mapping mp88xx_4_logical_buttonmap[] = {
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123 {0,0},{0,1},{0,2},{0,3},{0,4},{0,5},{0,6},{0,7},{0,8},{0,9},{0,10},{0,11},
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124 {1,0},{1,1},{1,2},{1,3},{1,4},{1,5},{1,6},{1,7},{1,8},{1,9},{1,10},{1,11},
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125 {2,0},{2,1},{2,2},{2,3},{2,4},{2,5},{2,6},{2,7},{2,8},{2,9},{2,10},{2,11},
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126 {3,0},{3,1},{3,2},{3,3},{3,4},{3,5},{3,6},{3,7},{3,8},{3,9},{3,10},{3,11}
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127 };
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128
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129 struct joystick_logical_layout {
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130 int naxes;
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131 int nhats;
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132 int nballs;
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133 int nbuttons;
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134 };
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135
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136 static struct joystick_logical_layout mp88xx_1_logical_layout[] = {
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137 {6, 0, 0, 12}
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138 };
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139 static struct joystick_logical_layout mp88xx_2_logical_layout[] = {
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140 {6, 0, 0, 12},
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141 {6, 0, 0, 12}
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142 };
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143 static struct joystick_logical_layout mp88xx_3_logical_layout[] = {
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144 {6, 0, 0, 12},
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145 {6, 0, 0, 12},
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146 {6, 0, 0, 12}
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147 };
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148 static struct joystick_logical_layout mp88xx_4_logical_layout[] = {
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149 {6, 0, 0, 12},
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150 {6, 0, 0, 12},
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151 {6, 0, 0, 12},
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152 {6, 0, 0, 12}
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153 };
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154
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155 /*
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156 This array sets up a means of mapping a single physical joystick to
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157 multiple logical joysticks. (djm)
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158
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159 njoys
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160 the number of logical joysticks
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161
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162 layouts
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163 an array of layout structures, one to describe each logical joystick
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164
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165 axes, hats, balls, buttons
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166 arrays that map a physical thingy to a logical thingy
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167 */
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168 struct joystick_logicalmap {
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169 const char *name;
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170 int nbuttons;
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171 int njoys;
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172 struct joystick_logical_layout *layout;
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173 struct joystick_logical_mapping *axismap;
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174 struct joystick_logical_mapping *hatmap;
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175 struct joystick_logical_mapping *ballmap;
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176 struct joystick_logical_mapping *buttonmap;
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177 };
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178
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179 static struct joystick_logicalmap joystick_logicalmap[] = {
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180 {
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181 "WiseGroup.,Ltd MP-8866 Dual USB Joypad",
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182 12,
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183 1,
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184 mp88xx_1_logical_layout,
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185 mp88xx_1_logical_axismap,
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186 NULL,
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187 NULL,
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188 mp88xx_1_logical_buttonmap
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189 },
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190 {
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191 "WiseGroup.,Ltd MP-8866 Dual USB Joypad",
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192 24,
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193 2,
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194 mp88xx_2_logical_layout,
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195 mp88xx_2_logical_axismap,
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196 NULL,
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197 NULL,
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198 mp88xx_2_logical_buttonmap
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199 },
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200 {
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201 "WiseGroup.,Ltd MP-8800 Quad USB Joypad",
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202 12,
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203 1,
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204 mp88xx_1_logical_layout,
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205 mp88xx_1_logical_axismap,
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206 NULL,
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207 NULL,
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208 mp88xx_1_logical_buttonmap
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209 },
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210 {
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211 "WiseGroup.,Ltd MP-8800 Quad USB Joypad",
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212 24,
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213 2,
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214 mp88xx_2_logical_layout,
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215 mp88xx_2_logical_axismap,
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216 NULL,
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217 NULL,
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218 mp88xx_2_logical_buttonmap
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219 },
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220 {
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221 "WiseGroup.,Ltd MP-8800 Quad USB Joypad",
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222 36,
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223 3,
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224 mp88xx_3_logical_layout,
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225 mp88xx_3_logical_axismap,
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226 NULL,
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227 NULL,
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228 mp88xx_3_logical_buttonmap
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229 },
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230 {
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231 "WiseGroup.,Ltd MP-8800 Quad USB Joypad",
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232 48,
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233 4,
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234 mp88xx_4_logical_layout,
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235 mp88xx_4_logical_axismap,
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236 NULL,
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237 NULL,
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238 mp88xx_4_logical_buttonmap
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239 }
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240 };
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241
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242 /* find the head of a linked list, given a point in it
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243 */
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244 #define SDL_joylist_head(i, start)\
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245 for(i = start; SDL_joylist[i].fname == NULL;) i = SDL_joylist[i].prev;
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246
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247 #define SDL_logical_joydecl(d) d
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248
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249
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250 #else
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251
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252 #define SDL_logical_joydecl(d)
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253
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254 #endif /* USE_LOGICAL_JOYSTICKS */
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255
0
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256 /* The maximum number of joysticks we'll detect */
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257 #define MAX_JOYSTICKS 32
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258
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259 /* A list of available joysticks */
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260 static struct
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261 {
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262 char* fname;
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263 #ifndef NO_LOGICAL_JOYSTICKS
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264 SDL_Joystick* joy;
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265 struct joystick_logicalmap* map;
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266 int prev;
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267 int next;
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268 int logicalno;
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269 #endif /* USE_LOGICAL_JOYSTICKS */
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270 } SDL_joylist[MAX_JOYSTICKS];
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271
0
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272
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273 /* The private structure used to keep track of a joystick */
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274 struct joystick_hwdata {
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275 int fd;
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276 /* The current linux joystick driver maps hats to two axes */
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277 struct hwdata_hat {
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278 int axis[2];
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279 } *hats;
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280 /* The current linux joystick driver maps balls to two axes */
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281 struct hwdata_ball {
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282 int axis[2];
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283 } *balls;
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284
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285 /* Support for the Linux 2.4 unified input interface */
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286 #if SDL_INPUT_LINUXEV
0
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287 SDL_bool is_hid;
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288 Uint8 key_map[KEY_MAX-BTN_MISC];
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289 Uint8 abs_map[ABS_MAX];
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290 struct axis_correct {
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291 int used;
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diff changeset
292 int coef[3];
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293 } abs_correct[ABS_MAX];
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diff changeset
294 #endif
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295 };
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296
892
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297
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298 #ifndef NO_LOGICAL_JOYSTICKS
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299
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300 static int CountLogicalJoysticks(int max)
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301 {
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diff changeset
302 register int i, j, k, ret, prev;
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303 const char* name;
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304 int nbuttons, fd;
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diff changeset
305 unsigned char n;
892
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306
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307 ret = 0;
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308
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309 for(i = 0; i < max; i++) {
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310 name = SDL_SYS_JoystickName(i);
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311
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312 fd = open(SDL_joylist[i].fname, O_RDONLY, 0);
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313 if ( fd >= 0 ) {
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314 if ( ioctl(fd, JSIOCGBUTTONS, &n) < 0 ) {
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315 nbuttons = -1;
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316 } else {
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317 nbuttons = n;
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318 }
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319 close(fd);
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320 }
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321 else {
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322 nbuttons=-1;
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323 }
892
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324
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325 if (name) {
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326 for(j = 0; j < SDL_arraysize(joystick_logicalmap); j++) {
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327 if (!SDL_strcmp(name, joystick_logicalmap[j].name) && (nbuttons==-1 || nbuttons==joystick_logicalmap[j].nbuttons)) {
892
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328 prev = i;
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329 SDL_joylist[prev].map = &(joystick_logicalmap[j]);
892
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330
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331 for(k = 1; k < joystick_logicalmap[j].njoys; k++) {
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332 SDL_joylist[prev].next = max + ret;
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333 SDL_joylist[max+ret].prev = prev;
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334
892
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335 prev = max + ret;
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336 SDL_joylist[prev].logicalno = k;
1551
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337 SDL_joylist[prev].map = &(joystick_logicalmap[j]);
892
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338 ret++;
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339 }
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diff changeset
340
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diff changeset
341 break;
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diff changeset
342 }
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diff changeset
343 }
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344 }
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345 }
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346
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347 return ret;
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348 }
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349
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350 static void LogicalSuffix(int logicalno, char* namebuf, int len)
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351 {
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352 register int slen;
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diff changeset
353 const static char suffixs[] =
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diff changeset
354 "01020304050607080910111213141516171819"
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355 "20212223242526272829303132";
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diff changeset
356 const char* suffix;
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
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diff changeset
357 slen = SDL_strlen(namebuf);
892
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358 suffix = NULL;
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diff changeset
359
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diff changeset
360 if (logicalno*2<sizeof(suffixs))
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diff changeset
361 suffix = suffixs + (logicalno*2);
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diff changeset
362
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diff changeset
363 if (slen + 4 < len && suffix) {
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diff changeset
364 namebuf[slen++] = ' ';
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diff changeset
365 namebuf[slen++] = '#';
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diff changeset
366 namebuf[slen++] = suffix[0];
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diff changeset
367 namebuf[slen++] = suffix[1];
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diff changeset
368 namebuf[slen++] = 0;
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diff changeset
369 }
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diff changeset
370 }
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diff changeset
371
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diff changeset
372 #endif /* USE_LOGICAL_JOYSTICKS */
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diff changeset
373
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
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diff changeset
374 #if SDL_INPUT_LINUXEV
0
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diff changeset
375 #define test_bit(nr, addr) \
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diff changeset
376 (((1UL << ((nr) & 31)) & (((const unsigned int *) addr)[(nr) >> 5])) != 0)
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diff changeset
377
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diff changeset
378 static int EV_IsJoystick(int fd)
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parents:
diff changeset
379 {
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diff changeset
380 unsigned long evbit[40];
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parents:
diff changeset
381 unsigned long keybit[40];
74212992fb08 Initial revision
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parents:
diff changeset
382 unsigned long absbit[40];
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parents:
diff changeset
383
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diff changeset
384 if ( (ioctl(fd, EVIOCGBIT(0, sizeof(evbit)), evbit) < 0) ||
74212992fb08 Initial revision
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parents:
diff changeset
385 (ioctl(fd, EVIOCGBIT(EV_KEY, sizeof(keybit)), keybit) < 0) ||
74212992fb08 Initial revision
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parents:
diff changeset
386 (ioctl(fd, EVIOCGBIT(EV_ABS, sizeof(absbit)), absbit) < 0) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
387 return(0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
388 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
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diff changeset
389 if (!(test_bit(EV_KEY, evbit) && test_bit(EV_ABS, evbit) &&
74212992fb08 Initial revision
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parents:
diff changeset
390 test_bit(ABS_X, absbit) && test_bit(ABS_Y, absbit) &&
74212992fb08 Initial revision
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parents:
diff changeset
391 (test_bit(BTN_TRIGGER, keybit) || test_bit(BTN_A, keybit) || test_bit(BTN_1, keybit)))) return 0;
74212992fb08 Initial revision
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parents:
diff changeset
392 return(1);
74212992fb08 Initial revision
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parents:
diff changeset
393 }
74212992fb08 Initial revision
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parents:
diff changeset
394
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1358
diff changeset
395 #endif /* SDL_INPUT_LINUXEV */
0
74212992fb08 Initial revision
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parents:
diff changeset
396
74212992fb08 Initial revision
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parents:
diff changeset
397 /* Function to scan the system for joysticks */
74212992fb08 Initial revision
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parents:
diff changeset
398 int SDL_SYS_JoystickInit(void)
74212992fb08 Initial revision
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parents:
diff changeset
399 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
400 /* The base path of the joystick devices */
245
ab781a7dd82f *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 221
diff changeset
401 const char *joydev_pattern[] = {
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1358
diff changeset
402 #if SDL_INPUT_LINUXEV
245
ab781a7dd82f *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 221
diff changeset
403 "/dev/input/event%d",
211
0cc95f442f3a If we're looking at the /dev/input event devices, and we found
Sam Lantinga <slouken@libsdl.org>
parents: 0
diff changeset
404 #endif
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
405 "/dev/input/js%d",
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
406 "/dev/js%d"
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
407 };
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
408 int numjoysticks;
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
409 int i, j;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
410 int fd;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
411 char path[PATH_MAX];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
412 dev_t dev_nums[MAX_JOYSTICKS]; /* major/minor device numbers */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
413 struct stat sb;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
414 int n, duplicate;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
415
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
416 numjoysticks = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
417
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
418 /* First see if the user specified a joystick to use */
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
419 if ( SDL_getenv("SDL_JOYSTICK_DEVICE") != NULL ) {
1379
c0a74f199ecf Use only safe string functions
Sam Lantinga <slouken@libsdl.org>
parents: 1361
diff changeset
420 SDL_strlcpy(path, SDL_getenv("SDL_JOYSTICK_DEVICE"), sizeof(path));
0
74212992fb08 Initial revision
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parents:
diff changeset
421 if ( stat(path, &sb) == 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
422 fd = open(path, O_RDONLY, 0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
423 if ( fd >= 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
424 /* Assume the user knows what they're doing. */
1379
c0a74f199ecf Use only safe string functions
Sam Lantinga <slouken@libsdl.org>
parents: 1361
diff changeset
425 SDL_joylist[numjoysticks].fname = SDL_strdup(path);
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
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parents: 872
diff changeset
426 if ( SDL_joylist[numjoysticks].fname ) {
0
74212992fb08 Initial revision
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parents:
diff changeset
427 dev_nums[numjoysticks] = sb.st_rdev;
74212992fb08 Initial revision
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parents:
diff changeset
428 ++numjoysticks;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
429 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
430 close(fd);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
431 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
432 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
433 }
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
434
1379
c0a74f199ecf Use only safe string functions
Sam Lantinga <slouken@libsdl.org>
parents: 1361
diff changeset
435 for ( i=0; i<SDL_arraysize(joydev_pattern); ++i ) {
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
436 for ( j=0; j < MAX_JOYSTICKS; ++j ) {
1338
604d73db6802 Removed uses of stdlib.h and string.h
Sam Lantinga <slouken@libsdl.org>
parents: 1336
diff changeset
437 SDL_snprintf(path, SDL_arraysize(path), joydev_pattern[i], j);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
438
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
439 /* rcg06302000 replaced access(F_OK) call with stat().
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
440 * stat() will fail if the file doesn't exist, so it's
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
441 * equivalent behaviour.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
442 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
443 if ( stat(path, &sb) == 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
444 /* Check to make sure it's not already in list.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
445 * This happens when we see a stick via symlink.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
446 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
447 duplicate = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
448 for (n=0; (n<numjoysticks) && !duplicate; ++n) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
449 if ( sb.st_rdev == dev_nums[n] ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
450 duplicate = 1;
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 if (duplicate) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
454 continue;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
455 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
456
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
457 fd = open(path, O_RDONLY, 0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
458 if ( fd < 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
459 continue;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
460 }
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1358
diff changeset
461 #if SDL_INPUT_LINUXEV
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
462 #ifdef DEBUG_INPUT_EVENTS
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
463 printf("Checking %s\n", path);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
464 #endif
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
465 if ( (i == 0) && ! EV_IsJoystick(fd) ) {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
466 close(fd);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
467 continue;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
468 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
469 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
470 close(fd);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
471
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
472 /* We're fine, add this joystick */
1379
c0a74f199ecf Use only safe string functions
Sam Lantinga <slouken@libsdl.org>
parents: 1361
diff changeset
473 SDL_joylist[numjoysticks].fname = SDL_strdup(path);
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
474 if ( SDL_joylist[numjoysticks].fname ) {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
475 dev_nums[numjoysticks] = sb.st_rdev;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
476 ++numjoysticks;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
477 }
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
478 } else
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
479 break;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
480 }
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
481
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1358
diff changeset
482 #if SDL_INPUT_LINUXEV
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
483 /* This is a special case...
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
484 If the event devices are valid then the joystick devices
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
485 will be duplicates but without extra information about their
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
486 hats or balls. Unfortunately, the event devices can't
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
487 currently be calibrated, so it's a win-lose situation.
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
488 So : /dev/input/eventX = /dev/input/jsY = /dev/jsY
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
489 */
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
490 if ( (i == 0) && (numjoysticks > 0) )
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
491 break;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
492 #endif
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
493 }
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
494 #ifndef NO_LOGICAL_JOYSTICKS
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
495 numjoysticks += CountLogicalJoysticks(numjoysticks);
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
496 #endif
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
497
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
498 return(numjoysticks);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
499 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
500
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
501 /* Function to get the device-dependent name of a joystick */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
502 const char *SDL_SYS_JoystickName(int index)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
503 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
504 int fd;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
505 static char namebuf[128];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
506 char *name;
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
507 SDL_logical_joydecl(int oindex = index);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
508
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
509 #ifndef NO_LOGICAL_JOYSTICKS
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
510 SDL_joylist_head(index, index);
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
511 #endif
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
512 name = NULL;
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
513 fd = open(SDL_joylist[index].fname, O_RDONLY, 0);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
514 if ( fd >= 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
515 if (
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1358
diff changeset
516 #if SDL_INPUT_LINUXEV
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
517 (ioctl(fd, EVIOCGNAME(sizeof(namebuf)), namebuf) <= 0) &&
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
518 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
519 (ioctl(fd, JSIOCGNAME(sizeof(namebuf)), namebuf) <= 0) ) {
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
520 name = SDL_joylist[index].fname;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
521 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
522 name = namebuf;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
523 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
524 close(fd);
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
525
1551
02e19471a694 Fixed bug #4
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
526
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
527 #ifndef NO_LOGICAL_JOYSTICKS
1551
02e19471a694 Fixed bug #4
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
528 if (SDL_joylist[oindex].prev || SDL_joylist[oindex].next || index!=oindex)
02e19471a694 Fixed bug #4
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
529 {
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
530 LogicalSuffix(SDL_joylist[oindex].logicalno, namebuf, 128);
1551
02e19471a694 Fixed bug #4
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
531 }
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
532 #endif
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
533 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
534 return name;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
535 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
536
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
537 static int allocate_hatdata(SDL_Joystick *joystick)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
538 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
539 int i;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
540
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
541 joystick->hwdata->hats = (struct hwdata_hat *)SDL_malloc(
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
542 joystick->nhats * sizeof(struct hwdata_hat));
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
543 if ( joystick->hwdata->hats == NULL ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
544 return(-1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
545 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
546 for ( i=0; i<joystick->nhats; ++i ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
547 joystick->hwdata->hats[i].axis[0] = 1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
548 joystick->hwdata->hats[i].axis[1] = 1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
549 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
550 return(0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
551 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
552
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
553 static int allocate_balldata(SDL_Joystick *joystick)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
554 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
555 int i;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
556
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
557 joystick->hwdata->balls = (struct hwdata_ball *)SDL_malloc(
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
558 joystick->nballs * sizeof(struct hwdata_ball));
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
559 if ( joystick->hwdata->balls == NULL ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
560 return(-1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
561 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
562 for ( i=0; i<joystick->nballs; ++i ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
563 joystick->hwdata->balls[i].axis[0] = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
564 joystick->hwdata->balls[i].axis[1] = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
565 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
566 return(0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
567 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
568
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
569 static SDL_bool JS_ConfigJoystick(SDL_Joystick *joystick, int fd)
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
570 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
571 SDL_bool handled;
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
572 unsigned char n;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
573 int old_axes, tmp_naxes, tmp_nhats, tmp_nballs;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
574 const char *name;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
575 char *env, env_name[128];
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
576 int i;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
577
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
578 handled = SDL_FALSE;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
579
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
580 /* Default joystick device settings */
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
581 if ( ioctl(fd, JSIOCGAXES, &n) < 0 ) {
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
582 joystick->naxes = 2;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
583 } else {
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
584 joystick->naxes = n;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
585 }
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
586 if ( ioctl(fd, JSIOCGBUTTONS, &n) < 0 ) {
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
587 joystick->nbuttons = 2;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
588 } else {
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
589 joystick->nbuttons = n;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
590 }
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
591
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
592 name = SDL_SYS_JoystickName(joystick->index);
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
593 old_axes = joystick->naxes;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
594
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
595 /* Generic analog joystick support */
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
596 if ( SDL_strstr(name, "Analog") == name && SDL_strstr(name, "-hat") ) {
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
597 if ( SDL_sscanf(name,"Analog %d-axis %*d-button %d-hat",
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
598 &tmp_naxes, &tmp_nhats) == 2 ) {
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
599
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
600 joystick->naxes = tmp_naxes;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
601 joystick->nhats = tmp_nhats;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
602
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
603 handled = SDL_TRUE;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
604 }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
605 }
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
606
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
607 /* Special joystick support */
1379
c0a74f199ecf Use only safe string functions
Sam Lantinga <slouken@libsdl.org>
parents: 1361
diff changeset
608 for ( i=0; i < SDL_arraysize(special_joysticks); ++i ) {
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
609 if ( SDL_strcmp(name, special_joysticks[i].name) == 0 ) {
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
610
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
611 joystick->naxes = special_joysticks[i].naxes;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
612 joystick->nhats = special_joysticks[i].nhats;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
613 joystick->nballs = special_joysticks[i].nballs;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
614
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
615 handled = SDL_TRUE;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
616 break;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
617 }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
618 }
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
619
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
620 /* User environment joystick support */
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
621 if ( (env = SDL_getenv("SDL_LINUX_JOYSTICK")) ) {
1379
c0a74f199ecf Use only safe string functions
Sam Lantinga <slouken@libsdl.org>
parents: 1361
diff changeset
622 *env_name = '\0';
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
623 if ( *env == '\'' && SDL_sscanf(env, "'%[^']s'", env_name) == 1 )
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
624 env += SDL_strlen(env_name)+2;
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
625 else if ( SDL_sscanf(env, "%s", env_name) == 1 )
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
626 env += SDL_strlen(env_name);
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
627
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
628 if ( SDL_strcmp(name, env_name) == 0 ) {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
629
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
630 if ( SDL_sscanf(env, "%d %d %d", &tmp_naxes, &tmp_nhats,
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
631 &tmp_nballs) == 3 ) {
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
632
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
633 joystick->naxes = tmp_naxes;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
634 joystick->nhats = tmp_nhats;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
635 joystick->nballs = tmp_nballs;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
636
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
637 handled = SDL_TRUE;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
638 }
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
639 }
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
640 }
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
641
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
642 /* Remap hats and balls */
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
643 if (handled) {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
644 if ( joystick->nhats > 0 ) {
589
2e58ece48b61 Removed obsolete Linux joystick code
Sam Lantinga <slouken@libsdl.org>
parents: 554
diff changeset
645 if ( allocate_hatdata(joystick) < 0 ) {
2e58ece48b61 Removed obsolete Linux joystick code
Sam Lantinga <slouken@libsdl.org>
parents: 554
diff changeset
646 joystick->nhats = 0;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
647 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
648 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
649 if ( joystick->nballs > 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
650 if ( allocate_balldata(joystick) < 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
651 joystick->nballs = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
652 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
653 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
654 }
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
655
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
656 return(handled);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
657 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
658
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1358
diff changeset
659 #if SDL_INPUT_LINUXEV
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
660
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
661 static SDL_bool EV_ConfigJoystick(SDL_Joystick *joystick, int fd)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
662 {
871
9cc9e2462d9a Avoid FPE with Linux 2.6
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
663 int i, t;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
664 unsigned long keybit[40];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
665 unsigned long absbit[40];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
666 unsigned long relbit[40];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
667
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
668 /* See if this device uses the new unified event API */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
669 if ( (ioctl(fd, EVIOCGBIT(EV_KEY, sizeof(keybit)), keybit) >= 0) &&
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
670 (ioctl(fd, EVIOCGBIT(EV_ABS, sizeof(absbit)), absbit) >= 0) &&
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
671 (ioctl(fd, EVIOCGBIT(EV_REL, sizeof(relbit)), relbit) >= 0) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
672 joystick->hwdata->is_hid = SDL_TRUE;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
673
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
674 /* Get the number of buttons, axes, and other thingamajigs */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
675 for ( i=BTN_JOYSTICK; i < KEY_MAX; ++i ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
676 if ( test_bit(i, keybit) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
677 #ifdef DEBUG_INPUT_EVENTS
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
678 printf("Joystick has button: 0x%x\n", i);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
679 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
680 joystick->hwdata->key_map[i-BTN_MISC] =
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
681 joystick->nbuttons;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
682 ++joystick->nbuttons;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
683 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
684 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
685 for ( i=BTN_MISC; i < BTN_JOYSTICK; ++i ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
686 if ( test_bit(i, keybit) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
687 #ifdef DEBUG_INPUT_EVENTS
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
688 printf("Joystick has button: 0x%x\n", i);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
689 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
690 joystick->hwdata->key_map[i-BTN_MISC] =
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
691 joystick->nbuttons;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
692 ++joystick->nbuttons;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
693 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
694 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
695 for ( i=0; i<ABS_MAX; ++i ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
696 /* Skip hats */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
697 if ( i == ABS_HAT0X ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
698 i = ABS_HAT3Y;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
699 continue;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
700 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
701 if ( test_bit(i, absbit) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
702 int values[5];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
703
896
b56dc586a5ef Date: Tue, 16 Mar 2004 12:40:33 +0000
Sam Lantinga <slouken@libsdl.org>
parents: 892
diff changeset
704 if ( ioctl(fd, EVIOCGABS(i), values) < 0 )
b56dc586a5ef Date: Tue, 16 Mar 2004 12:40:33 +0000
Sam Lantinga <slouken@libsdl.org>
parents: 892
diff changeset
705 continue;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
706 #ifdef DEBUG_INPUT_EVENTS
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
707 printf("Joystick has absolute axis: %x\n", i);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
708 printf("Values = { %d, %d, %d, %d, %d }\n",
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
709 values[0], values[1],
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
710 values[2], values[3], values[4]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
711 #endif /* DEBUG_INPUT_EVENTS */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
712 joystick->hwdata->abs_map[i] = joystick->naxes;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
713 if ( values[1] == values[2] ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
714 joystick->hwdata->abs_correct[i].used = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
715 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
716 joystick->hwdata->abs_correct[i].used = 1;
872
e7be95d758e8 Date: Fri, 05 Mar 2004 16:08:01 +0000
Sam Lantinga <slouken@libsdl.org>
parents: 871
diff changeset
717 joystick->hwdata->abs_correct[i].coef[0] =
e7be95d758e8 Date: Fri, 05 Mar 2004 16:08:01 +0000
Sam Lantinga <slouken@libsdl.org>
parents: 871
diff changeset
718 (values[2] + values[1]) / 2 - values[4];
e7be95d758e8 Date: Fri, 05 Mar 2004 16:08:01 +0000
Sam Lantinga <slouken@libsdl.org>
parents: 871
diff changeset
719 joystick->hwdata->abs_correct[i].coef[1] =
e7be95d758e8 Date: Fri, 05 Mar 2004 16:08:01 +0000
Sam Lantinga <slouken@libsdl.org>
parents: 871
diff changeset
720 (values[2] + values[1]) / 2 + values[4];
871
9cc9e2462d9a Avoid FPE with Linux 2.6
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
721 t = ((values[2] - values[1]) / 2 - 2 * values[4]);
9cc9e2462d9a Avoid FPE with Linux 2.6
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
722 if ( t != 0 ) {
9cc9e2462d9a Avoid FPE with Linux 2.6
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
723 joystick->hwdata->abs_correct[i].coef[2] = (1 << 29) / t;
872
e7be95d758e8 Date: Fri, 05 Mar 2004 16:08:01 +0000
Sam Lantinga <slouken@libsdl.org>
parents: 871
diff changeset
724 } else {
e7be95d758e8 Date: Fri, 05 Mar 2004 16:08:01 +0000
Sam Lantinga <slouken@libsdl.org>
parents: 871
diff changeset
725 joystick->hwdata->abs_correct[i].coef[2] = 0;
871
9cc9e2462d9a Avoid FPE with Linux 2.6
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
726 }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
727 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
728 ++joystick->naxes;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
729 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
730 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
731 for ( i=ABS_HAT0X; i <= ABS_HAT3Y; i += 2 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
732 if ( test_bit(i, absbit) || test_bit(i+1, absbit) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
733 #ifdef DEBUG_INPUT_EVENTS
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
734 printf("Joystick has hat %d\n",(i-ABS_HAT0X)/2);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
735 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
736 ++joystick->nhats;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
737 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
738 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
739 if ( test_bit(REL_X, relbit) || test_bit(REL_Y, relbit) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
740 ++joystick->nballs;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
741 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
742
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
743 /* Allocate data to keep track of these thingamajigs */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
744 if ( joystick->nhats > 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
745 if ( allocate_hatdata(joystick) < 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
746 joystick->nhats = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
747 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
748 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
749 if ( joystick->nballs > 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
750 if ( allocate_balldata(joystick) < 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
751 joystick->nballs = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
752 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
753 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
754 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
755 return(joystick->hwdata->is_hid);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
756 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
757
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1358
diff changeset
758 #endif /* SDL_INPUT_LINUXEV */
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
759
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
760 #ifndef NO_LOGICAL_JOYSTICKS
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
761 static void ConfigLogicalJoystick(SDL_Joystick *joystick)
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
762 {
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
763 struct joystick_logical_layout* layout;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
764
1551
02e19471a694 Fixed bug #4
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
765 layout = SDL_joylist[joystick->index].map->layout +
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
766 SDL_joylist[joystick->index].logicalno;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
767
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
768 joystick->nbuttons = layout->nbuttons;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
769 joystick->nhats = layout->nhats;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
770 joystick->naxes = layout->naxes;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
771 joystick->nballs = layout->nballs;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
772 }
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
773 #endif
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
774
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
775
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
776 /* Function to open a joystick for use.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
777 The joystick to open is specified by the index field of the joystick.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
778 This should fill the nbuttons and naxes fields of the joystick structure.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
779 It returns 0, or -1 if there is an error.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
780 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
781 int SDL_SYS_JoystickOpen(SDL_Joystick *joystick)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
782 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
783 int fd;
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
784 SDL_logical_joydecl(int realindex);
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
785 SDL_logical_joydecl(SDL_Joystick *realjoy = NULL);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
786
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
787 /* Open the joystick and set the joystick file descriptor */
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
788 #ifndef NO_LOGICAL_JOYSTICKS
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
789 if (SDL_joylist[joystick->index].fname == NULL) {
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
790 SDL_joylist_head(realindex, joystick->index);
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
791 realjoy = SDL_JoystickOpen(realindex);
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
792
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
793 if (realjoy == NULL)
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
794 return(-1);
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
795
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
796 fd = realjoy->hwdata->fd;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
797
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
798 } else {
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
799 fd = open(SDL_joylist[joystick->index].fname, O_RDONLY, 0);
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
800 }
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
801 SDL_joylist[joystick->index].joy = joystick;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
802 #else
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
803 fd = open(SDL_joylist[joystick->index].fname, O_RDONLY, 0);
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
804 #endif
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
805
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
806 if ( fd < 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
807 SDL_SetError("Unable to open %s\n",
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
808 SDL_joylist[joystick->index]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
809 return(-1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
810 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
811 joystick->hwdata = (struct joystick_hwdata *)
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
812 SDL_malloc(sizeof(*joystick->hwdata));
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
813 if ( joystick->hwdata == NULL ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
814 SDL_OutOfMemory();
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
815 close(fd);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
816 return(-1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
817 }
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
818 SDL_memset(joystick->hwdata, 0, sizeof(*joystick->hwdata));
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
819 joystick->hwdata->fd = fd;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
820
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
821 /* Set the joystick to non-blocking read mode */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
822 fcntl(fd, F_SETFL, O_NONBLOCK);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
823
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
824 /* Get the number of buttons and axes on the joystick */
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
825 #ifndef NO_LOGICAL_JOYSTICKS
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
826 if (realjoy)
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
827 ConfigLogicalJoystick(joystick);
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
828 else
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
829 #endif
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1358
diff changeset
830 #if SDL_INPUT_LINUXEV
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
831 if ( ! EV_ConfigJoystick(joystick, fd) )
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
832 #endif
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
833 JS_ConfigJoystick(joystick, fd);
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
834
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
835 return(0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
836 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
837
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
838 #ifndef NO_LOGICAL_JOYSTICKS
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
839
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
840 static SDL_Joystick* FindLogicalJoystick(
1551
02e19471a694 Fixed bug #4
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
841 SDL_Joystick *joystick, struct joystick_logical_mapping* v)
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
842 {
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
843 SDL_Joystick *logicaljoy;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
844 register int i;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
845
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
846 i = joystick->index;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
847 logicaljoy = NULL;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
848
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
849 /* get the fake joystick that will receive the event
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
850 */
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
851 for(;;) {
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
852
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
853 if (SDL_joylist[i].logicalno == v->njoy) {
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
854 logicaljoy = SDL_joylist[i].joy;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
855 break;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
856 }
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
857
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
858 if (SDL_joylist[i].next == 0)
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
859 break;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
860
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
861 i = SDL_joylist[i].next;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
862
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
863 }
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
864
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
865 return logicaljoy;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
866 }
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
867
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
868 static int LogicalJoystickButton(
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
869 SDL_Joystick *joystick, Uint8 button, Uint8 state){
1551
02e19471a694 Fixed bug #4
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
870 struct joystick_logical_mapping* buttons;
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
871 SDL_Joystick *logicaljoy = NULL;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
872
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
873 /* if there's no map then this is just a regular joystick
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
874 */
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
875 if (SDL_joylist[joystick->index].map == NULL)
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
876 return 0;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
877
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
878 /* get the logical joystick that will receive the event
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
879 */
1551
02e19471a694 Fixed bug #4
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
880 buttons = SDL_joylist[joystick->index].map->buttonmap+button;
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
881 logicaljoy = FindLogicalJoystick(joystick, buttons);
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
882
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
883 if (logicaljoy == NULL)
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
884 return 1;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
885
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
886 SDL_PrivateJoystickButton(logicaljoy, buttons->nthing, state);
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
887
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
888 return 1;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
889 }
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
890
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
891 static int LogicalJoystickAxis(
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
892 SDL_Joystick *joystick, Uint8 axis, Sint16 value)
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
893 {
1551
02e19471a694 Fixed bug #4
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
894 struct joystick_logical_mapping* axes;
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
895 SDL_Joystick *logicaljoy = NULL;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
896
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
897 /* if there's no map then this is just a regular joystick
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
898 */
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
899 if (SDL_joylist[joystick->index].map == NULL)
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
900 return 0;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
901
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
902 /* get the logical joystick that will receive the event
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
903 */
1551
02e19471a694 Fixed bug #4
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
904 axes = SDL_joylist[joystick->index].map->axismap+axis;
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
905 logicaljoy = FindLogicalJoystick(joystick, axes);
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
906
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
907 if (logicaljoy == NULL)
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
908 return 1;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
909
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
910 SDL_PrivateJoystickAxis(logicaljoy, axes->nthing, value);
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
911
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
912 return 1;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
913 }
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
914 #endif /* USE_LOGICAL_JOYSTICKS */
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
915
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
916 static __inline__
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
917 void HandleHat(SDL_Joystick *stick, Uint8 hat, int axis, int value)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
918 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
919 struct hwdata_hat *the_hat;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
920 const Uint8 position_map[3][3] = {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
921 { SDL_HAT_LEFTUP, SDL_HAT_UP, SDL_HAT_RIGHTUP },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
922 { SDL_HAT_LEFT, SDL_HAT_CENTERED, SDL_HAT_RIGHT },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
923 { SDL_HAT_LEFTDOWN, SDL_HAT_DOWN, SDL_HAT_RIGHTDOWN }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
924 };
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
925 SDL_logical_joydecl(SDL_Joystick *logicaljoy = NULL);
1551
02e19471a694 Fixed bug #4
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
926 SDL_logical_joydecl(struct joystick_logical_mapping* hats = NULL);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
927
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
928 the_hat = &stick->hwdata->hats[hat];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
929 if ( value < 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
930 value = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
931 } else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
932 if ( value == 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
933 value = 1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
934 } else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
935 if ( value > 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
936 value = 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
937 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
938 if ( value != the_hat->axis[axis] ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
939 the_hat->axis[axis] = value;
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
940
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
941 #ifndef NO_LOGICAL_JOYSTICKS
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
942 /* if there's no map then this is just a regular joystick
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
943 */
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
944 if (SDL_joylist[stick->index].map != NULL) {
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
945
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
946 /* get the fake joystick that will receive the event
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
947 */
1551
02e19471a694 Fixed bug #4
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
948 hats = SDL_joylist[stick->index].map->hatmap+hat;
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
949 logicaljoy = FindLogicalJoystick(stick, hats);
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
950 }
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
951
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
952 if (logicaljoy) {
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
953 stick = logicaljoy;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
954 hat = hats->nthing;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
955 }
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
956 #endif /* USE_LOGICAL_JOYSTICKS */
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
957
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
958 SDL_PrivateJoystickHat(stick, hat,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
959 position_map[the_hat->axis[1]][the_hat->axis[0]]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
960 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
961 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
962
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
963 static __inline__
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
964 void HandleBall(SDL_Joystick *stick, Uint8 ball, int axis, int value)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
965 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
966 stick->hwdata->balls[ball].axis[axis] += value;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
967 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
968
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
969 /* Function to update the state of a joystick - called as a device poll.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
970 * This function shouldn't update the joystick structure directly,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
971 * but instead should call SDL_PrivateJoystick*() to deliver events
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
972 * and update joystick device state.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
973 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
974 static __inline__ void JS_HandleEvents(SDL_Joystick *joystick)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
975 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
976 struct js_event events[32];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
977 int i, len;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
978 Uint8 other_axis;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
979
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
980 #ifndef NO_LOGICAL_JOYSTICKS
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
981 if (SDL_joylist[joystick->index].fname == NULL) {
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
982 SDL_joylist_head(i, joystick->index);
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
983 return JS_HandleEvents(SDL_joylist[i].joy);
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
984 }
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
985 #endif
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
986
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
987 while ((len=read(joystick->hwdata->fd, events, (sizeof events))) > 0) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
988 len /= sizeof(events[0]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
989 for ( i=0; i<len; ++i ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
990 switch (events[i].type & ~JS_EVENT_INIT) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
991 case JS_EVENT_AXIS:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
992 if ( events[i].number < joystick->naxes ) {
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
993 #ifndef NO_LOGICAL_JOYSTICKS
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
994 if (!LogicalJoystickAxis(joystick,
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
995 events[i].number, events[i].value))
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
996 #endif
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
997 SDL_PrivateJoystickAxis(joystick,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
998 events[i].number, events[i].value);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
999 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1000 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1001 events[i].number -= joystick->naxes;
589
2e58ece48b61 Removed obsolete Linux joystick code
Sam Lantinga <slouken@libsdl.org>
parents: 554
diff changeset
1002 other_axis = (events[i].number / 2);
2e58ece48b61 Removed obsolete Linux joystick code
Sam Lantinga <slouken@libsdl.org>
parents: 554
diff changeset
1003 if ( other_axis < joystick->nhats ) {
2e58ece48b61 Removed obsolete Linux joystick code
Sam Lantinga <slouken@libsdl.org>
parents: 554
diff changeset
1004 HandleHat(joystick, other_axis,
2e58ece48b61 Removed obsolete Linux joystick code
Sam Lantinga <slouken@libsdl.org>
parents: 554
diff changeset
1005 events[i].number%2,
2e58ece48b61 Removed obsolete Linux joystick code
Sam Lantinga <slouken@libsdl.org>
parents: 554
diff changeset
1006 events[i].value);
2e58ece48b61 Removed obsolete Linux joystick code
Sam Lantinga <slouken@libsdl.org>
parents: 554
diff changeset
1007 break;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1008 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1009 events[i].number -= joystick->nhats*2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1010 other_axis = (events[i].number / 2);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1011 if ( other_axis < joystick->nballs ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1012 HandleBall(joystick, other_axis,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1013 events[i].number%2,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1014 events[i].value);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1015 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1016 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1017 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1018 case JS_EVENT_BUTTON:
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
1019 #ifndef NO_LOGICAL_JOYSTICKS
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
1020 if (!LogicalJoystickButton(joystick,
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
1021 events[i].number, events[i].value))
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
1022 #endif
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1023 SDL_PrivateJoystickButton(joystick,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1024 events[i].number, events[i].value);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1025 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1026 default:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1027 /* ?? */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1028 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1029 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1030 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1031 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1032 }
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1358
diff changeset
1033 #if SDL_INPUT_LINUXEV
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1034 static __inline__ int EV_AxisCorrect(SDL_Joystick *joystick, int which, int value)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1035 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1036 struct axis_correct *correct;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1037
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1038 correct = &joystick->hwdata->abs_correct[which];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1039 if ( correct->used ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1040 if ( value > correct->coef[0] ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1041 if ( value < correct->coef[1] ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1042 return 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1043 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1044 value -= correct->coef[1];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1045 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1046 value -= correct->coef[0];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1047 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1048 value *= correct->coef[2];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1049 value >>= 14;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1050 }
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
1051
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1052 /* Clamp and return */
1275
4aa02c3e5e13 Fixed to match the docs
Sam Lantinga <slouken@libsdl.org>
parents: 953
diff changeset
1053 if ( value < -32768 ) return -32768;
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
1054 if ( value > 32767 ) return 32767;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
1055
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1056 return value;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1057 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1058
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1059 static __inline__ void EV_HandleEvents(SDL_Joystick *joystick)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1060 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1061 struct input_event events[32];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1062 int i, len;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1063 int code;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1064
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
1065 #ifndef NO_LOGICAL_JOYSTICKS
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
1066 if (SDL_joylist[joystick->index].fname == NULL) {
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
1067 SDL_joylist_head(i, joystick->index);
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
1068 return EV_HandleEvents(SDL_joylist[i].joy);
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
1069 }
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
1070 #endif
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
1071
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1072 while ((len=read(joystick->hwdata->fd, events, (sizeof events))) > 0) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1073 len /= sizeof(events[0]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1074 for ( i=0; i<len; ++i ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1075 code = events[i].code;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1076 switch (events[i].type) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1077 case EV_KEY:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1078 if ( code >= BTN_MISC ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1079 code -= BTN_MISC;
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
1080 #ifndef NO_LOGICAL_JOYSTICKS
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
1081 if (!LogicalJoystickButton(joystick,
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
1082 joystick->hwdata->key_map[code],
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
1083 events[i].value))
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
1084 #endif
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1085 SDL_PrivateJoystickButton(joystick,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1086 joystick->hwdata->key_map[code],
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1087 events[i].value);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1088 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1089 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1090 case EV_ABS:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1091 switch (code) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1092 case ABS_HAT0X:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1093 case ABS_HAT0Y:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1094 case ABS_HAT1X:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1095 case ABS_HAT1Y:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1096 case ABS_HAT2X:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1097 case ABS_HAT2Y:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1098 case ABS_HAT3X:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1099 case ABS_HAT3Y:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1100 code -= ABS_HAT0X;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1101 HandleHat(joystick, code/2, code%2,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1102 events[i].value);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1103 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1104 default:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1105 events[i].value = EV_AxisCorrect(joystick, code, events[i].value);
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
1106 #ifndef NO_LOGICAL_JOYSTICKS
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
1107 if (!LogicalJoystickAxis(joystick,
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
1108 joystick->hwdata->abs_map[code],
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
1109 events[i].value))
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
1110 #endif
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1111 SDL_PrivateJoystickAxis(joystick,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1112 joystick->hwdata->abs_map[code],
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1113 events[i].value);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1114 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1115 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1116 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1117 case EV_REL:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1118 switch (code) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1119 case REL_X:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1120 case REL_Y:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1121 code -= REL_X;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1122 HandleBall(joystick, code/2, code%2,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1123 events[i].value);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1124 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1125 default:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1126 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1127 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1128 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1129 default:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1130 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1131 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1132 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1133 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1134 }
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1358
diff changeset
1135 #endif /* SDL_INPUT_LINUXEV */
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1136
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1137 void SDL_SYS_JoystickUpdate(SDL_Joystick *joystick)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1138 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1139 int i;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1140
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1358
diff changeset
1141 #if SDL_INPUT_LINUXEV
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1142 if ( joystick->hwdata->is_hid )
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1143 EV_HandleEvents(joystick);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1144 else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1145 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1146 JS_HandleEvents(joystick);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1147
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1148 /* Deliver ball motion updates */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1149 for ( i=0; i<joystick->nballs; ++i ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1150 int xrel, yrel;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1151
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1152 xrel = joystick->hwdata->balls[i].axis[0];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1153 yrel = joystick->hwdata->balls[i].axis[1];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1154 if ( xrel || yrel ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1155 joystick->hwdata->balls[i].axis[0] = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1156 joystick->hwdata->balls[i].axis[1] = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1157 SDL_PrivateJoystickBall(joystick, (Uint8)i, xrel, yrel);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1158 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1159 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1160 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1161
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1162 /* Function to close a joystick after use */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1163 void SDL_SYS_JoystickClose(SDL_Joystick *joystick)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1164 {
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
1165 #ifndef NO_LOGICAL_JOYSTICKS
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
1166 register int i;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
1167 if (SDL_joylist[joystick->index].fname == NULL) {
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
1168 SDL_joylist_head(i, joystick->index);
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
1169 SDL_JoystickClose(SDL_joylist[i].joy);
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
1170 }
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
1171 #endif
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
1172
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1173 if ( joystick->hwdata ) {
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
1174 #ifndef NO_LOGICAL_JOYSTICKS
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
1175 if (SDL_joylist[joystick->index].fname != NULL)
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
1176 #endif
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1177 close(joystick->hwdata->fd);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1178 if ( joystick->hwdata->hats ) {
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
1179 SDL_free(joystick->hwdata->hats);
0
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1180 }
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1181 if ( joystick->hwdata->balls ) {
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1182 SDL_free(joystick->hwdata->balls);
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1183 }
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1184 SDL_free(joystick->hwdata);
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1185 joystick->hwdata = NULL;
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1186 }
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1187 }
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1188
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1189 /* Function to perform any system-specific joystick related cleanup */
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1190 void SDL_SYS_JoystickQuit(void)
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1191 {
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1192 int i;
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1193
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1194 for ( i=0; SDL_joylist[i].fname; ++i ) {
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1195 SDL_free(SDL_joylist[i].fname);
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1196 }
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1197 SDL_joylist[0].fname = NULL;
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1198 }
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1199
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1200 #endif /* SDL_JOYSTICK_LINUX */