annotate src/joystick/linux/SDL_sysjoystick.c @ 1402:d910939febfa

Use consistent identifiers for the various platforms we support. Make sure every source file includes SDL_config.h, so the proper system headers are chosen.
author Sam Lantinga <slouken@libsdl.org>
date Tue, 21 Feb 2006 08:46:50 +0000
parents c0a74f199ecf
children 02e19471a694
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 /* This is the system specific header for the SDL joystick API */
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25
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26 #include <sys/stat.h>
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27 #include <unistd.h>
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28 #include <fcntl.h>
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29 #include <sys/ioctl.h>
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30 #include <limits.h> /* For the definition of PATH_MAX */
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31 #ifdef __arm__
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32 #include <linux/limits.h> /* Arm cross-compiler needs this */
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33 #endif
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34 #include <linux/joystick.h>
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35 #if SDL_INPUT_LINUXEV
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36 #include <linux/input.h>
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37 #endif
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38
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39 #include "SDL_joystick.h"
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40 #include "../SDL_sysjoystick.h"
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41 #include "../SDL_joystick_c.h"
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42
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43 /* Special joystick configurations */
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44 static struct {
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45 const char *name;
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46 int naxes;
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47 int nhats;
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48 int nballs;
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49 } special_joysticks[] = {
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50 { "MadCatz Panther XL", 3, 2, 1 }, /* We don't handle rudder (axis 8) */
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51 { "SideWinder Precision Pro", 4, 1, 0 },
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52 { "SideWinder 3D Pro", 4, 1, 0 },
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53 { "Microsoft SideWinder 3D Pro", 4, 1, 0 },
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54 { "Microsoft SideWinder Dual Strike USB version 1.0", 2, 1, 0 },
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55 { "WingMan Interceptor", 3, 3, 0 },
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56 { "WingMan Extreme Digital 3D", 4, 1, 0 },
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57 { "Microsoft SideWinder Precision 2 Joystick", 4, 1, 0 },
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58 { "Logitech Inc. WingMan Extreme Digital 3D", 4, 1, 0 },
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59 { "Saitek Saitek X45", 6, 1, 0 }
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60 };
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61
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62 #ifndef NO_LOGICAL_JOYSTICKS
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63
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64 static struct joystick_logical_values {
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65 int njoy;
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66 int nthing;
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67 } joystick_logical_values[] = {
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68
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69 /* +0 */
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70 /* MP-8800 axes map - map to {logical joystick #, logical axis #} */
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71 {0,0},{0,1},{0,2},{1,0},{1,1},{0,3},{1,2},{1,3},{2,0},{2,1},{2,2},{2,3},
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72 {3,0},{3,1},{3,2},{3,3},{0,4},{1,4},{2,4},
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73
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74 /* +19 */
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75 /* MP-8800 hat map - map to {logical joystick #, logical hat #} */
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76 {0,0},{1,0},{2,0},{3,0},
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77
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78 /* +23 */
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79 /* MP-8800 button map - map to {logical joystick #, logical button #} */
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80 {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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81 {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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82 {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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83 {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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84 };
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85
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86 static struct joystick_logical_layout {
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87 int naxes;
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88 int nhats;
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89 int nballs;
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90 int nbuttons;
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91 } joystick_logical_layout[] = {
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92 /* MP-8800 logical layout */
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93 {5, 1, 0, 12},
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94 {5, 1, 0, 12},
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95 {5, 1, 0, 12},
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96 {4, 1, 0, 12}
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97 };
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98
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99 /*
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100 Some USB HIDs show up as a single joystick even though they actually
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101 control 2 or more joysticks. This array sets up a means of mapping
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102 a single physical joystick to multiple logical joysticks. (djm)
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103
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104 njoys
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105 the number of logical joysticks
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106
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107 layouts
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108 an array of layout structures, one to describe each logical joystick
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109
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110 axes, hats, balls, buttons
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111 arrays that map a physical thingy to a logical thingy
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112 */
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113 static struct joystick_logicalmap {
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114 const char *name;
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115 int njoys;
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116 struct joystick_logical_layout *layouts;
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117 struct joystick_logical_values *axes;
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118 struct joystick_logical_values *hats;
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119 struct joystick_logical_values *balls;
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120 struct joystick_logical_values *buttons;
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121
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122 } joystick_logicalmap[] = {
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123 {"WiseGroup.,Ltd MP-8800 Quad USB Joypad", 4, joystick_logical_layout,
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124 joystick_logical_values, joystick_logical_values+19, NULL,
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125 joystick_logical_values+23}
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126 };
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127
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128 /* find the head of a linked list, given a point in it
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129 */
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130 #define SDL_joylist_head(i, start)\
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131 for(i = start; SDL_joylist[i].fname == NULL;) i = SDL_joylist[i].prev;
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132
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133 #define SDL_logical_joydecl(d) d
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134
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135
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136 #else
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137
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138 #define SDL_logical_joydecl(d)
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139
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140 #endif /* USE_LOGICAL_JOYSTICKS */
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141
0
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142 /* The maximum number of joysticks we'll detect */
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143 #define MAX_JOYSTICKS 32
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144
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145 /* A list of available joysticks */
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146 static struct
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147 {
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148 char* fname;
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149 #ifndef NO_LOGICAL_JOYSTICKS
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150 SDL_Joystick* joy;
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151 struct joystick_logicalmap* map;
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152 int prev;
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153 int next;
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154 int logicalno;
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155 #endif /* USE_LOGICAL_JOYSTICKS */
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156 } SDL_joylist[MAX_JOYSTICKS];
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157
0
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158
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159 /* The private structure used to keep track of a joystick */
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160 struct joystick_hwdata {
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161 int fd;
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162 /* The current linux joystick driver maps hats to two axes */
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163 struct hwdata_hat {
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164 int axis[2];
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165 } *hats;
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166 /* The current linux joystick driver maps balls to two axes */
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167 struct hwdata_ball {
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168 int axis[2];
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169 } *balls;
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170
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171 /* Support for the Linux 2.4 unified input interface */
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172 #if SDL_INPUT_LINUXEV
0
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173 SDL_bool is_hid;
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174 Uint8 key_map[KEY_MAX-BTN_MISC];
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175 Uint8 abs_map[ABS_MAX];
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176 struct axis_correct {
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177 int used;
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178 int coef[3];
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179 } abs_correct[ABS_MAX];
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180 #endif
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181 };
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182
892
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183
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184 #ifndef NO_LOGICAL_JOYSTICKS
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185
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186 static int CountLogicalJoysticks(int max)
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187 {
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188 register int i, j, k, ret, prev;
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189 const char* name;
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190
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191 ret = 0;
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192
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193 for(i = 0; i < max; i++) {
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194 name = SDL_SYS_JoystickName(i);
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195
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196 if (name) {
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197 for(j = 0; j < SDL_arraysize(joystick_logicalmap); j++) {
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198 if (!SDL_strcmp(name, joystick_logicalmap[j].name)) {
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199
892
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200 prev = i;
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201 SDL_joylist[prev].map = joystick_logicalmap+j;
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202
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203 for(k = 1; k < joystick_logicalmap[j].njoys; k++) {
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204 SDL_joylist[prev].next = max + ret;
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205
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206 if (prev != i)
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207 SDL_joylist[max+ret].prev = prev;
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208
892
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209 prev = max + ret;
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210 SDL_joylist[prev].logicalno = k;
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211 SDL_joylist[prev].map = joystick_logicalmap+j;
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212 ret++;
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213 }
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214
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215 break;
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216 }
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217 }
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218 }
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219 }
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220
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221 return ret;
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222 }
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223
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224 static void LogicalSuffix(int logicalno, char* namebuf, int len)
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225 {
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226 register int slen;
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227 const static char suffixs[] =
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228 "01020304050607080910111213141516171819"
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229 "20212223242526272829303132";
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230 const char* suffix;
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231
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232 slen = SDL_strlen(namebuf);
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233
892
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234 suffix = NULL;
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235
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236 if (logicalno*2<sizeof(suffixs))
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237 suffix = suffixs + (logicalno*2);
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238
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239 if (slen + 4 < len && suffix) {
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240 namebuf[slen++] = ' ';
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241 namebuf[slen++] = '#';
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242 namebuf[slen++] = suffix[0];
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243 namebuf[slen++] = suffix[1];
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244 namebuf[slen++] = 0;
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245 }
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246 }
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247
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248 #endif /* USE_LOGICAL_JOYSTICKS */
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249
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250 #if SDL_INPUT_LINUXEV
0
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251 #define test_bit(nr, addr) \
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252 (((1UL << ((nr) & 31)) & (((const unsigned int *) addr)[(nr) >> 5])) != 0)
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253
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254 static int EV_IsJoystick(int fd)
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255 {
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256 unsigned long evbit[40];
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257 unsigned long keybit[40];
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258 unsigned long absbit[40];
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259
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260 if ( (ioctl(fd, EVIOCGBIT(0, sizeof(evbit)), evbit) < 0) ||
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261 (ioctl(fd, EVIOCGBIT(EV_KEY, sizeof(keybit)), keybit) < 0) ||
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262 (ioctl(fd, EVIOCGBIT(EV_ABS, sizeof(absbit)), absbit) < 0) ) {
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263 return(0);
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264 }
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265 if (!(test_bit(EV_KEY, evbit) && test_bit(EV_ABS, evbit) &&
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266 test_bit(ABS_X, absbit) && test_bit(ABS_Y, absbit) &&
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267 (test_bit(BTN_TRIGGER, keybit) || test_bit(BTN_A, keybit) || test_bit(BTN_1, keybit)))) return 0;
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diff changeset
268 return(1);
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269 }
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270
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271 #endif /* SDL_INPUT_LINUXEV */
0
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272
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273 /* Function to scan the system for joysticks */
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274 int SDL_SYS_JoystickInit(void)
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275 {
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276 /* The base path of the joystick devices */
245
ab781a7dd82f *** empty log message ***
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277 const char *joydev_pattern[] = {
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278 #if SDL_INPUT_LINUXEV
245
ab781a7dd82f *** empty log message ***
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279 "/dev/input/event%d",
211
0cc95f442f3a If we're looking at the /dev/input event devices, and we found
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parents: 0
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280 #endif
554
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281 "/dev/input/js%d",
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282 "/dev/js%d"
0
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283 };
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284 int numjoysticks;
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285 int i, j;
0
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286 int fd;
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287 char path[PATH_MAX];
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288 dev_t dev_nums[MAX_JOYSTICKS]; /* major/minor device numbers */
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289 struct stat sb;
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290 int n, duplicate;
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291
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292 numjoysticks = 0;
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293
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294 /* First see if the user specified a joystick to use */
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3692456e7b0f Use SDL_ prefixed versions of C library functions.
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295 if ( SDL_getenv("SDL_JOYSTICK_DEVICE") != NULL ) {
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296 SDL_strlcpy(path, SDL_getenv("SDL_JOYSTICK_DEVICE"), sizeof(path));
0
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297 if ( stat(path, &sb) == 0 ) {
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298 fd = open(path, O_RDONLY, 0);
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299 if ( fd >= 0 ) {
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300 /* Assume the user knows what they're doing. */
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301 SDL_joylist[numjoysticks].fname = SDL_strdup(path);
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302 if ( SDL_joylist[numjoysticks].fname ) {
0
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303 dev_nums[numjoysticks] = sb.st_rdev;
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304 ++numjoysticks;
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305 }
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306 close(fd);
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307 }
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308 }
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309 }
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310
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311 for ( i=0; i<SDL_arraysize(joydev_pattern); ++i ) {
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312 for ( j=0; j < MAX_JOYSTICKS; ++j ) {
1338
604d73db6802 Removed uses of stdlib.h and string.h
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313 SDL_snprintf(path, SDL_arraysize(path), joydev_pattern[i], j);
0
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314
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315 /* rcg06302000 replaced access(F_OK) call with stat().
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316 * stat() will fail if the file doesn't exist, so it's
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317 * equivalent behaviour.
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318 */
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319 if ( stat(path, &sb) == 0 ) {
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320 /* Check to make sure it's not already in list.
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321 * This happens when we see a stick via symlink.
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322 */
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323 duplicate = 0;
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324 for (n=0; (n<numjoysticks) && !duplicate; ++n) {
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325 if ( sb.st_rdev == dev_nums[n] ) {
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326 duplicate = 1;
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327 }
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328 }
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329 if (duplicate) {
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330 continue;
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331 }
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332
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333 fd = open(path, O_RDONLY, 0);
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334 if ( fd < 0 ) {
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335 continue;
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336 }
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337 #if SDL_INPUT_LINUXEV
0
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338 #ifdef DEBUG_INPUT_EVENTS
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339 printf("Checking %s\n", path);
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340 #endif
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diff changeset
341 if ( (i == 0) && ! EV_IsJoystick(fd) ) {
0
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342 close(fd);
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343 continue;
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344 }
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345 #endif
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346 close(fd);
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347
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348 /* We're fine, add this joystick */
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349 SDL_joylist[numjoysticks].fname = SDL_strdup(path);
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350 if ( SDL_joylist[numjoysticks].fname ) {
0
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351 dev_nums[numjoysticks] = sb.st_rdev;
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352 ++numjoysticks;
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353 }
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
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parents: 408
diff changeset
354 } else
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
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diff changeset
355 break;
0
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parents:
diff changeset
356 }
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
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diff changeset
357
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diff changeset
358 #if SDL_INPUT_LINUXEV
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
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parents: 408
diff changeset
359 /* This is a special case...
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
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parents: 408
diff changeset
360 If the event devices are valid then the joystick devices
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parents: 408
diff changeset
361 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
362 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
363 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
364 So : /dev/input/eventX = /dev/input/jsY = /dev/jsY
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
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parents: 408
diff changeset
365 */
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
366 if ( (i == 0) && (numjoysticks > 0) )
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
367 break;
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diff changeset
368 #endif
0
74212992fb08 Initial revision
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diff changeset
369 }
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
370 #ifndef NO_LOGICAL_JOYSTICKS
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
371 numjoysticks += CountLogicalJoysticks(numjoysticks);
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
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parents: 872
diff changeset
372 #endif
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
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diff changeset
373
0
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374 return(numjoysticks);
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parents:
diff changeset
375 }
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parents:
diff changeset
376
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diff changeset
377 /* Function to get the device-dependent name of a joystick */
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parents:
diff changeset
378 const char *SDL_SYS_JoystickName(int index)
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parents:
diff changeset
379 {
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diff changeset
380 int fd;
74212992fb08 Initial revision
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parents:
diff changeset
381 static char namebuf[128];
74212992fb08 Initial revision
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parents:
diff changeset
382 char *name;
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
383 SDL_logical_joydecl(int oindex = index);
0
74212992fb08 Initial revision
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parents:
diff changeset
384
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
385 #ifndef NO_LOGICAL_JOYSTICKS
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
386 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
387 #endif
0
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parents:
diff changeset
388 name = NULL;
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
389 fd = open(SDL_joylist[index].fname, O_RDONLY, 0);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
390 if ( fd >= 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
391 if (
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1358
diff changeset
392 #if SDL_INPUT_LINUXEV
0
74212992fb08 Initial revision
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parents:
diff changeset
393 (ioctl(fd, EVIOCGNAME(sizeof(namebuf)), namebuf) <= 0) &&
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
394 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
395 (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
396 name = SDL_joylist[index].fname;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
397 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
398 name = namebuf;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
399 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
400 close(fd);
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
401
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
402 #ifndef NO_LOGICAL_JOYSTICKS
953
cb5e1d0cad31 Backing out new changes, at Chris Nelson's request.
Sam Lantinga <slouken@libsdl.org>
parents: 914
diff changeset
403 if (SDL_joylist[oindex].prev || SDL_joylist[oindex].next)
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
404 LogicalSuffix(SDL_joylist[oindex].logicalno, namebuf, 128);
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
405 #endif
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
406 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
407 return name;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
408 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
409
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
410 static int allocate_hatdata(SDL_Joystick *joystick)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
411 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
412 int i;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
413
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
414 joystick->hwdata->hats = (struct hwdata_hat *)SDL_malloc(
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
415 joystick->nhats * sizeof(struct hwdata_hat));
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
416 if ( joystick->hwdata->hats == NULL ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
417 return(-1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
418 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
419 for ( i=0; i<joystick->nhats; ++i ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
420 joystick->hwdata->hats[i].axis[0] = 1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
421 joystick->hwdata->hats[i].axis[1] = 1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
422 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
423 return(0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
424 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
425
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
426 static int allocate_balldata(SDL_Joystick *joystick)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
427 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
428 int i;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
429
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
430 joystick->hwdata->balls = (struct hwdata_ball *)SDL_malloc(
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
431 joystick->nballs * sizeof(struct hwdata_ball));
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
432 if ( joystick->hwdata->balls == NULL ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
433 return(-1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
434 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
435 for ( i=0; i<joystick->nballs; ++i ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
436 joystick->hwdata->balls[i].axis[0] = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
437 joystick->hwdata->balls[i].axis[1] = 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 return(0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
440 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
441
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
442 static SDL_bool JS_ConfigJoystick(SDL_Joystick *joystick, int fd)
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
443 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
444 SDL_bool handled;
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
445 unsigned char n;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
446 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
447 const char *name;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
448 char *env, env_name[128];
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
449 int i;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
450
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
451 handled = SDL_FALSE;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
452
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
453 /* Default joystick device settings */
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
454 if ( ioctl(fd, JSIOCGAXES, &n) < 0 ) {
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
455 joystick->naxes = 2;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
456 } else {
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
457 joystick->naxes = n;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
458 }
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
459 if ( ioctl(fd, JSIOCGBUTTONS, &n) < 0 ) {
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
460 joystick->nbuttons = 2;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
461 } else {
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
462 joystick->nbuttons = n;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
463 }
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
464
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
465 name = SDL_SYS_JoystickName(joystick->index);
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
466 old_axes = joystick->naxes;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
467
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
468 /* Generic analog joystick support */
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
469 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
470 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
471 &tmp_naxes, &tmp_nhats) == 2 ) {
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
472
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
473 joystick->naxes = tmp_naxes;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
474 joystick->nhats = tmp_nhats;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
475
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
476 handled = SDL_TRUE;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
477 }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
478 }
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
479
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
480 /* Special joystick support */
1379
c0a74f199ecf Use only safe string functions
Sam Lantinga <slouken@libsdl.org>
parents: 1361
diff changeset
481 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
482 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
483
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
484 joystick->naxes = special_joysticks[i].naxes;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
485 joystick->nhats = special_joysticks[i].nhats;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
486 joystick->nballs = special_joysticks[i].nballs;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
487
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
488 handled = SDL_TRUE;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
489 break;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
490 }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
491 }
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
492
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
493 /* User environment joystick support */
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
494 if ( (env = SDL_getenv("SDL_LINUX_JOYSTICK")) ) {
1379
c0a74f199ecf Use only safe string functions
Sam Lantinga <slouken@libsdl.org>
parents: 1361
diff changeset
495 *env_name = '\0';
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
496 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
497 env += SDL_strlen(env_name)+2;
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
498 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
499 env += SDL_strlen(env_name);
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
500
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
501 if ( SDL_strcmp(name, env_name) == 0 ) {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
502
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
503 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
504 &tmp_nballs) == 3 ) {
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
505
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
506 joystick->naxes = tmp_naxes;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
507 joystick->nhats = tmp_nhats;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
508 joystick->nballs = tmp_nballs;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
509
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
510 handled = SDL_TRUE;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
511 }
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
512 }
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
513 }
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
514
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
515 /* Remap hats and balls */
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
516 if (handled) {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
517 if ( joystick->nhats > 0 ) {
589
2e58ece48b61 Removed obsolete Linux joystick code
Sam Lantinga <slouken@libsdl.org>
parents: 554
diff changeset
518 if ( allocate_hatdata(joystick) < 0 ) {
2e58ece48b61 Removed obsolete Linux joystick code
Sam Lantinga <slouken@libsdl.org>
parents: 554
diff changeset
519 joystick->nhats = 0;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
520 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
521 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
522 if ( joystick->nballs > 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
523 if ( allocate_balldata(joystick) < 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
524 joystick->nballs = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
525 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
526 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
527 }
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
528
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
529 return(handled);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
530 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
531
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1358
diff changeset
532 #if SDL_INPUT_LINUXEV
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 static SDL_bool EV_ConfigJoystick(SDL_Joystick *joystick, int fd)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
535 {
871
9cc9e2462d9a Avoid FPE with Linux 2.6
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
536 int i, t;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
537 unsigned long keybit[40];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
538 unsigned long absbit[40];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
539 unsigned long relbit[40];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
540
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
541 /* See if this device uses the new unified event API */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
542 if ( (ioctl(fd, EVIOCGBIT(EV_KEY, sizeof(keybit)), keybit) >= 0) &&
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
543 (ioctl(fd, EVIOCGBIT(EV_ABS, sizeof(absbit)), absbit) >= 0) &&
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
544 (ioctl(fd, EVIOCGBIT(EV_REL, sizeof(relbit)), relbit) >= 0) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
545 joystick->hwdata->is_hid = SDL_TRUE;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
546
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
547 /* Get the number of buttons, axes, and other thingamajigs */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
548 for ( i=BTN_JOYSTICK; i < KEY_MAX; ++i ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
549 if ( test_bit(i, keybit) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
550 #ifdef DEBUG_INPUT_EVENTS
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
551 printf("Joystick has button: 0x%x\n", i);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
552 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
553 joystick->hwdata->key_map[i-BTN_MISC] =
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
554 joystick->nbuttons;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
555 ++joystick->nbuttons;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
556 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
557 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
558 for ( i=BTN_MISC; i < BTN_JOYSTICK; ++i ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
559 if ( test_bit(i, keybit) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
560 #ifdef DEBUG_INPUT_EVENTS
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
561 printf("Joystick has button: 0x%x\n", i);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
562 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
563 joystick->hwdata->key_map[i-BTN_MISC] =
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
564 joystick->nbuttons;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
565 ++joystick->nbuttons;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
566 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
567 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
568 for ( i=0; i<ABS_MAX; ++i ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
569 /* Skip hats */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
570 if ( i == ABS_HAT0X ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
571 i = ABS_HAT3Y;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
572 continue;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
573 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
574 if ( test_bit(i, absbit) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
575 int values[5];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
576
896
b56dc586a5ef Date: Tue, 16 Mar 2004 12:40:33 +0000
Sam Lantinga <slouken@libsdl.org>
parents: 892
diff changeset
577 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
578 continue;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
579 #ifdef DEBUG_INPUT_EVENTS
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
580 printf("Joystick has absolute axis: %x\n", i);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
581 printf("Values = { %d, %d, %d, %d, %d }\n",
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
582 values[0], values[1],
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
583 values[2], values[3], values[4]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
584 #endif /* DEBUG_INPUT_EVENTS */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
585 joystick->hwdata->abs_map[i] = joystick->naxes;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
586 if ( values[1] == values[2] ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
587 joystick->hwdata->abs_correct[i].used = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
588 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
589 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
590 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
591 (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
592 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
593 (values[2] + values[1]) / 2 + values[4];
871
9cc9e2462d9a Avoid FPE with Linux 2.6
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
594 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
595 if ( t != 0 ) {
9cc9e2462d9a Avoid FPE with Linux 2.6
Sam Lantinga <slouken@libsdl.org>
parents: 769
diff changeset
596 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
597 } else {
e7be95d758e8 Date: Fri, 05 Mar 2004 16:08:01 +0000
Sam Lantinga <slouken@libsdl.org>
parents: 871
diff changeset
598 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
599 }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
600 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
601 ++joystick->naxes;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
602 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
603 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
604 for ( i=ABS_HAT0X; i <= ABS_HAT3Y; i += 2 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
605 if ( test_bit(i, absbit) || test_bit(i+1, absbit) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
606 #ifdef DEBUG_INPUT_EVENTS
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
607 printf("Joystick has hat %d\n",(i-ABS_HAT0X)/2);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
608 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
609 ++joystick->nhats;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
610 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
611 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
612 if ( test_bit(REL_X, relbit) || test_bit(REL_Y, relbit) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
613 ++joystick->nballs;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
614 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
615
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
616 /* Allocate data to keep track of these thingamajigs */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
617 if ( joystick->nhats > 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
618 if ( allocate_hatdata(joystick) < 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
619 joystick->nhats = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
620 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
621 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
622 if ( joystick->nballs > 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
623 if ( allocate_balldata(joystick) < 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
624 joystick->nballs = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
625 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
626 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
627 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
628 return(joystick->hwdata->is_hid);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
629 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
630
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1358
diff changeset
631 #endif /* SDL_INPUT_LINUXEV */
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
632
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
633 #ifndef NO_LOGICAL_JOYSTICKS
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
634 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
635 {
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
636 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
637
953
cb5e1d0cad31 Backing out new changes, at Chris Nelson's request.
Sam Lantinga <slouken@libsdl.org>
parents: 914
diff changeset
638 layout = SDL_joylist[joystick->index].map->layouts +
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
639 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
640
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
641 joystick->nbuttons = layout->nbuttons;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
642 joystick->nhats = layout->nhats;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
643 joystick->naxes = layout->naxes;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
644 joystick->nballs = layout->nballs;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
645 }
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
646 #endif
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
647
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
648
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
649 /* Function to open a joystick for use.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
650 The joystick to open is specified by the index field of the joystick.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
651 This should fill the nbuttons and naxes fields of the joystick structure.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
652 It returns 0, or -1 if there is an error.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
653 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
654 int SDL_SYS_JoystickOpen(SDL_Joystick *joystick)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
655 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
656 int fd;
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
657 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
658 SDL_logical_joydecl(SDL_Joystick *realjoy = NULL);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
659
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
660 /* 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
661 #ifndef NO_LOGICAL_JOYSTICKS
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
662 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
663 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
664 realjoy = SDL_JoystickOpen(realindex);
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
665
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
666 if (realjoy == NULL)
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
667 return(-1);
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
668
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
669 fd = realjoy->hwdata->fd;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
670
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
671 } else {
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
672 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
673 }
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
674 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
675 #else
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
676 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
677 #endif
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
678
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
679 if ( fd < 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
680 SDL_SetError("Unable to open %s\n",
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
681 SDL_joylist[joystick->index]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
682 return(-1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
683 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
684 joystick->hwdata = (struct joystick_hwdata *)
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
685 SDL_malloc(sizeof(*joystick->hwdata));
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
686 if ( joystick->hwdata == NULL ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
687 SDL_OutOfMemory();
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
688 close(fd);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
689 return(-1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
690 }
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
691 SDL_memset(joystick->hwdata, 0, sizeof(*joystick->hwdata));
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
692 joystick->hwdata->fd = fd;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
693
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
694 /* Set the joystick to non-blocking read mode */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
695 fcntl(fd, F_SETFL, O_NONBLOCK);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
696
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
697 /* 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
698 #ifndef NO_LOGICAL_JOYSTICKS
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
699 if (realjoy)
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
700 ConfigLogicalJoystick(joystick);
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
701 else
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
702 #endif
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1358
diff changeset
703 #if SDL_INPUT_LINUXEV
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
704 if ( ! EV_ConfigJoystick(joystick, fd) )
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
705 #endif
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
706 JS_ConfigJoystick(joystick, fd);
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
707
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
708 return(0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
709 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
710
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
711 #ifndef NO_LOGICAL_JOYSTICKS
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
712
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
713 static SDL_Joystick* FindLogicalJoystick(
953
cb5e1d0cad31 Backing out new changes, at Chris Nelson's request.
Sam Lantinga <slouken@libsdl.org>
parents: 914
diff changeset
714 SDL_Joystick *joystick, struct joystick_logical_values* v)
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
715 {
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
716 SDL_Joystick *logicaljoy;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
717 register int i;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
718
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
719 i = joystick->index;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
720 logicaljoy = NULL;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
721
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
722 /* 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
723 */
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
724 for(;;) {
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
725
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
726 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
727 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
728 break;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
729 }
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
730
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
731 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
732 break;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
733
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
734 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
735
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
736 }
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
737
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
738 return logicaljoy;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
739 }
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
740
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
741 static int LogicalJoystickButton(
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
742 SDL_Joystick *joystick, Uint8 button, Uint8 state){
953
cb5e1d0cad31 Backing out new changes, at Chris Nelson's request.
Sam Lantinga <slouken@libsdl.org>
parents: 914
diff changeset
743 struct joystick_logical_values* buttons;
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
744 SDL_Joystick *logicaljoy = NULL;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
745
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
746 /* 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
747 */
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
748 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
749 return 0;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
750
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
751 /* 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
752 */
953
cb5e1d0cad31 Backing out new changes, at Chris Nelson's request.
Sam Lantinga <slouken@libsdl.org>
parents: 914
diff changeset
753 buttons = SDL_joylist[joystick->index].map->buttons+button;
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
754 logicaljoy = FindLogicalJoystick(joystick, buttons);
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
755
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
756 if (logicaljoy == NULL)
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
757 return 1;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
758
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
759 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
760
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
761 return 1;
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
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
764 static int LogicalJoystickAxis(
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
765 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
766 {
953
cb5e1d0cad31 Backing out new changes, at Chris Nelson's request.
Sam Lantinga <slouken@libsdl.org>
parents: 914
diff changeset
767 struct joystick_logical_values* axes;
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
768 SDL_Joystick *logicaljoy = NULL;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
769
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
770 /* 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
771 */
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
772 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
773 return 0;
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 /* 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
776 */
953
cb5e1d0cad31 Backing out new changes, at Chris Nelson's request.
Sam Lantinga <slouken@libsdl.org>
parents: 914
diff changeset
777 axes = SDL_joylist[joystick->index].map->axes+axis;
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
778 logicaljoy = FindLogicalJoystick(joystick, axes);
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
779
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
780 if (logicaljoy == NULL)
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
781 return 1;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
782
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
783 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
784
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
785 return 1;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
786 }
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
787 #endif /* USE_LOGICAL_JOYSTICKS */
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
788
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
789 static __inline__
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
790 void HandleHat(SDL_Joystick *stick, Uint8 hat, int axis, int value)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
791 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
792 struct hwdata_hat *the_hat;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
793 const Uint8 position_map[3][3] = {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
794 { SDL_HAT_LEFTUP, SDL_HAT_UP, SDL_HAT_RIGHTUP },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
795 { SDL_HAT_LEFT, SDL_HAT_CENTERED, SDL_HAT_RIGHT },
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
796 { SDL_HAT_LEFTDOWN, SDL_HAT_DOWN, SDL_HAT_RIGHTDOWN }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
797 };
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
798 SDL_logical_joydecl(SDL_Joystick *logicaljoy = NULL);
953
cb5e1d0cad31 Backing out new changes, at Chris Nelson's request.
Sam Lantinga <slouken@libsdl.org>
parents: 914
diff changeset
799 SDL_logical_joydecl(struct joystick_logical_values* hats = NULL);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
800
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
801 the_hat = &stick->hwdata->hats[hat];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
802 if ( value < 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
803 value = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
804 } else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
805 if ( value == 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
806 value = 1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
807 } else
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
808 if ( value > 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
809 value = 2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
810 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
811 if ( value != the_hat->axis[axis] ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
812 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
813
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
814 #ifndef NO_LOGICAL_JOYSTICKS
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
815 /* 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
816 */
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
817 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
818
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
819 /* 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
820 */
953
cb5e1d0cad31 Backing out new changes, at Chris Nelson's request.
Sam Lantinga <slouken@libsdl.org>
parents: 914
diff changeset
821 hats = SDL_joylist[stick->index].map->hats+hat;
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
822 logicaljoy = FindLogicalJoystick(stick, hats);
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
823 }
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
824
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
825 if (logicaljoy) {
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
826 stick = logicaljoy;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
827 hat = hats->nthing;
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
828 }
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
829 #endif /* USE_LOGICAL_JOYSTICKS */
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
830
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
831 SDL_PrivateJoystickHat(stick, hat,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
832 position_map[the_hat->axis[1]][the_hat->axis[0]]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
833 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
834 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
835
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
836 static __inline__
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
837 void HandleBall(SDL_Joystick *stick, Uint8 ball, int axis, int value)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
838 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
839 stick->hwdata->balls[ball].axis[axis] += value;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
840 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
841
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
842 /* Function to update the state of a joystick - called as a device poll.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
843 * This function shouldn't update the joystick structure directly,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
844 * but instead should call SDL_PrivateJoystick*() to deliver events
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
845 * and update joystick device state.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
846 */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
847 static __inline__ void JS_HandleEvents(SDL_Joystick *joystick)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
848 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
849 struct js_event events[32];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
850 int i, len;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
851 Uint8 other_axis;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
852
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
853 #ifndef NO_LOGICAL_JOYSTICKS
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
854 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
855 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
856 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
857 }
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
858 #endif
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
859
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
860 while ((len=read(joystick->hwdata->fd, events, (sizeof events))) > 0) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
861 len /= sizeof(events[0]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
862 for ( i=0; i<len; ++i ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
863 switch (events[i].type & ~JS_EVENT_INIT) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
864 case JS_EVENT_AXIS:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
865 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
866 #ifndef NO_LOGICAL_JOYSTICKS
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
867 if (!LogicalJoystickAxis(joystick,
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
868 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
869 #endif
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
870 SDL_PrivateJoystickAxis(joystick,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
871 events[i].number, events[i].value);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
872 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
873 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
874 events[i].number -= joystick->naxes;
589
2e58ece48b61 Removed obsolete Linux joystick code
Sam Lantinga <slouken@libsdl.org>
parents: 554
diff changeset
875 other_axis = (events[i].number / 2);
2e58ece48b61 Removed obsolete Linux joystick code
Sam Lantinga <slouken@libsdl.org>
parents: 554
diff changeset
876 if ( other_axis < joystick->nhats ) {
2e58ece48b61 Removed obsolete Linux joystick code
Sam Lantinga <slouken@libsdl.org>
parents: 554
diff changeset
877 HandleHat(joystick, other_axis,
2e58ece48b61 Removed obsolete Linux joystick code
Sam Lantinga <slouken@libsdl.org>
parents: 554
diff changeset
878 events[i].number%2,
2e58ece48b61 Removed obsolete Linux joystick code
Sam Lantinga <slouken@libsdl.org>
parents: 554
diff changeset
879 events[i].value);
2e58ece48b61 Removed obsolete Linux joystick code
Sam Lantinga <slouken@libsdl.org>
parents: 554
diff changeset
880 break;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
881 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
882 events[i].number -= joystick->nhats*2;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
883 other_axis = (events[i].number / 2);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
884 if ( other_axis < joystick->nballs ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
885 HandleBall(joystick, other_axis,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
886 events[i].number%2,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
887 events[i].value);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
888 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
889 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
890 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
891 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
892 #ifndef NO_LOGICAL_JOYSTICKS
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
893 if (!LogicalJoystickButton(joystick,
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
894 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
895 #endif
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
896 SDL_PrivateJoystickButton(joystick,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
897 events[i].number, events[i].value);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
898 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
899 default:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
900 /* ?? */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
901 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
902 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
903 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
904 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
905 }
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1358
diff changeset
906 #if SDL_INPUT_LINUXEV
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
907 static __inline__ int EV_AxisCorrect(SDL_Joystick *joystick, int which, int value)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
908 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
909 struct axis_correct *correct;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
910
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
911 correct = &joystick->hwdata->abs_correct[which];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
912 if ( correct->used ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
913 if ( value > correct->coef[0] ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
914 if ( value < correct->coef[1] ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
915 return 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
916 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
917 value -= correct->coef[1];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
918 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
919 value -= correct->coef[0];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
920 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
921 value *= correct->coef[2];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
922 value >>= 14;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
923 }
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
924
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
925 /* Clamp and return */
1275
4aa02c3e5e13 Fixed to match the docs
Sam Lantinga <slouken@libsdl.org>
parents: 953
diff changeset
926 if ( value < -32768 ) return -32768;
554
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
927 if ( value > 32767 ) return 32767;
38b1a98aeb11 Linux joystick cleanups from Alan Swanson
Sam Lantinga <slouken@libsdl.org>
parents: 408
diff changeset
928
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
929 return value;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
930 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
931
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
932 static __inline__ void EV_HandleEvents(SDL_Joystick *joystick)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
933 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
934 struct input_event events[32];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
935 int i, len;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
936 int code;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
937
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
938 #ifndef NO_LOGICAL_JOYSTICKS
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
939 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
940 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
941 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
942 }
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
943 #endif
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
944
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
945 while ((len=read(joystick->hwdata->fd, events, (sizeof events))) > 0) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
946 len /= sizeof(events[0]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
947 for ( i=0; i<len; ++i ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
948 code = events[i].code;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
949 switch (events[i].type) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
950 case EV_KEY:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
951 if ( code >= BTN_MISC ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
952 code -= BTN_MISC;
892
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
953 #ifndef NO_LOGICAL_JOYSTICKS
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
954 if (!LogicalJoystickButton(joystick,
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
955 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
956 events[i].value))
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
957 #endif
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
958 SDL_PrivateJoystickButton(joystick,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
959 joystick->hwdata->key_map[code],
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
960 events[i].value);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
961 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
962 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
963 case EV_ABS:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
964 switch (code) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
965 case ABS_HAT0X:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
966 case ABS_HAT0Y:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
967 case ABS_HAT1X:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
968 case ABS_HAT1Y:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
969 case ABS_HAT2X:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
970 case ABS_HAT2Y:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
971 case ABS_HAT3X:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
972 case ABS_HAT3Y:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
973 code -= ABS_HAT0X;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
974 HandleHat(joystick, code/2, code%2,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
975 events[i].value);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
976 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
977 default:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
978 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
979 #ifndef NO_LOGICAL_JOYSTICKS
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
980 if (!LogicalJoystickAxis(joystick,
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
981 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
982 events[i].value))
dc29e5907694 Date: Sun, 18 Apr 2004 16:09:53 -0400 (EDT)
Sam Lantinga <slouken@libsdl.org>
parents: 872
diff changeset
983 #endif
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
984 SDL_PrivateJoystickAxis(joystick,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
985 joystick->hwdata->abs_map[code],
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
986 events[i].value);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
987 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
988 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
989 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
990 case EV_REL:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
991 switch (code) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
992 case REL_X:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
993 case REL_Y:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
994 code -= REL_X;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
995 HandleBall(joystick, code/2, code%2,
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
996 events[i].value);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
997 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
998 default:
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 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1002 default:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1003 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1004 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1005 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1006 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1007 }
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1358
diff changeset
1008 #endif /* SDL_INPUT_LINUXEV */
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1009
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1010 void SDL_SYS_JoystickUpdate(SDL_Joystick *joystick)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1011 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1012 int i;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1013
1361
19418e4422cb New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents: 1358
diff changeset
1014 #if SDL_INPUT_LINUXEV
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1015 if ( joystick->hwdata->is_hid )
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1016 EV_HandleEvents(joystick);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
1017 else
74212992fb08 Initial revision
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1018 #endif
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1019 JS_HandleEvents(joystick);
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1020
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1021 /* Deliver ball motion updates */
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1022 for ( i=0; i<joystick->nballs; ++i ) {
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1023 int xrel, yrel;
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1024
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1025 xrel = joystick->hwdata->balls[i].axis[0];
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1026 yrel = joystick->hwdata->balls[i].axis[1];
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1027 if ( xrel || yrel ) {
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1028 joystick->hwdata->balls[i].axis[0] = 0;
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1029 joystick->hwdata->balls[i].axis[1] = 0;
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1030 SDL_PrivateJoystickBall(joystick, (Uint8)i, xrel, yrel);
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1031 }
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1032 }
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1033 }
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1034
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1035 /* Function to close a joystick after use */
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1036 void SDL_SYS_JoystickClose(SDL_Joystick *joystick)
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1037 {
892
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1038 #ifndef NO_LOGICAL_JOYSTICKS
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1039 register int i;
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1040 if (SDL_joylist[joystick->index].fname == NULL) {
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1041 SDL_joylist_head(i, joystick->index);
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1042 SDL_JoystickClose(SDL_joylist[i].joy);
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1043 }
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1044 #endif
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1045
0
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1046 if ( joystick->hwdata ) {
892
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1047 #ifndef NO_LOGICAL_JOYSTICKS
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1048 if (SDL_joylist[joystick->index].fname != NULL)
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1049 #endif
0
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1050 close(joystick->hwdata->fd);
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diff changeset
1051 if ( joystick->hwdata->hats ) {
1336
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diff changeset
1052 SDL_free(joystick->hwdata->hats);
0
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diff changeset
1053 }
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1054 if ( joystick->hwdata->balls ) {
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
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diff changeset
1055 SDL_free(joystick->hwdata->balls);
0
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diff changeset
1056 }
1336
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diff changeset
1057 SDL_free(joystick->hwdata);
0
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1058 joystick->hwdata = NULL;
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diff changeset
1059 }
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diff changeset
1060 }
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parents:
diff changeset
1061
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diff changeset
1062 /* Function to perform any system-specific joystick related cleanup */
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1063 void SDL_SYS_JoystickQuit(void)
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diff changeset
1064 {
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diff changeset
1065 int i;
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diff changeset
1066
892
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1067 for ( i=0; SDL_joylist[i].fname; ++i ) {
1336
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diff changeset
1068 SDL_free(SDL_joylist[i].fname);
0
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diff changeset
1069 }
892
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diff changeset
1070 SDL_joylist[0].fname = NULL;
0
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diff changeset
1071 }
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1072