Mercurial > sdl-ios-xcode
annotate src/haptic/linux/SDL_syshaptic.c @ 2500:5251d0510b7e gsoc2008_force_feedback
Implemented polar coordinates in linux.
SDL_ConditionEffect now takes into account both axes.
author | Edgar Simo <bobbens@gmail.com> |
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date | Sun, 06 Jul 2008 21:47:41 +0000 |
parents | 8f840a6cdf01 |
children | 5356ca0c36a3 |
rev | line source |
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1 /* |
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2 SDL - Simple DirectMedia Layer |
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3 Copyright (C) 2008 Edgar Simo |
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4 |
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5 This library is free software; you can redistribute it and/or |
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6 modify it under the terms of the GNU Lesser General Public |
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7 License as published by the Free Software Foundation; either |
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8 version 2.1 of the License, or (at your option) any later version. |
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9 |
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10 This library is distributed in the hope that it will be useful, |
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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13 Lesser General Public License for more details. |
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14 |
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15 You should have received a copy of the GNU Lesser General Public |
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16 License along with this library; if not, write to the Free Software |
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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18 |
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19 Sam Lantinga |
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20 slouken@libsdl.org |
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21 */ |
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22 #include "SDL_config.h" |
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23 |
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24 #ifdef SDL_HAPTIC_LINUX |
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25 |
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26 #include "SDL_haptic.h" |
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27 #include "../SDL_syshaptic.h" |
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28 #include "SDL_joystick.h" |
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29 #include "../../joystick/SDL_sysjoystick.h" /* For the real SDL_Joystick */ |
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30 #include "../../joystick/linux/SDL_sysjoystick_c.h" /* For joystick hwdata */ |
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31 |
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32 #include <unistd.h> /* close */ |
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33 #include <linux/input.h> |
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34 #include <sys/ioctl.h> |
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35 #include <sys/types.h> |
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36 #include <sys/stat.h> |
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37 #include <fcntl.h> |
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38 #include <linux/limits.h> |
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39 #include <string.h> |
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40 #include <errno.h> |
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41 |
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42 |
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43 #define MAX_HAPTICS 32 |
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44 |
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45 |
2475 | 46 /* |
47 * List of available haptic devices. | |
48 */ | |
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49 static struct |
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50 { |
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51 char *fname; |
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52 SDL_Haptic *haptic; |
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53 } SDL_hapticlist[MAX_HAPTICS]; |
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54 |
2475 | 55 |
56 /* | |
57 * Haptic system hardware data. | |
58 */ | |
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59 struct haptic_hwdata |
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60 { |
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61 int fd; |
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62 }; |
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63 |
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64 |
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65 /* |
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66 * Haptic system effect data. |
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67 */ |
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68 struct haptic_hweffect |
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69 { |
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70 struct ff_effect effect; |
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71 }; |
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72 |
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73 |
2475 | 74 |
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75 #define test_bit(nr, addr) \ |
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76 (((1UL << ((nr) & 31)) & (((const unsigned int *) addr)[(nr) >> 5])) != 0) |
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77 #define EV_TEST(ev,f) \ |
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78 if (test_bit((ev), features)) ret |= (f); |
2475 | 79 /* |
80 * Test whether a device has haptic properties. | |
81 * Returns available properties or 0 if there are none. | |
82 */ | |
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83 static int |
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84 EV_IsHaptic(int fd) |
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85 { |
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86 unsigned int ret; |
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87 unsigned long features[1 + FF_MAX/sizeof(unsigned long)]; |
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88 |
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89 ret = 0; |
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90 |
2490 | 91 if (ioctl(fd, EVIOCGBIT(EV_FF, sizeof(unsigned long) * 4), features) < 0) { |
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92 SDL_SetError("Unable to get device's haptic abilities: %s", strerror(errno)); |
2490 | 93 return -1; |
94 } | |
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95 |
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96 EV_TEST(FF_CONSTANT, SDL_HAPTIC_CONSTANT); |
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97 EV_TEST(FF_PERIODIC, SDL_HAPTIC_SINE | |
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98 SDL_HAPTIC_SQUARE | |
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99 SDL_HAPTIC_TRIANGLE | |
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100 SDL_HAPTIC_SAWTOOTHUP | |
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101 SDL_HAPTIC_SAWTOOTHDOWN); |
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102 EV_TEST(FF_RAMP, SDL_HAPTIC_RAMP); |
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103 EV_TEST(FF_SPRING, SDL_HAPTIC_SPRING); |
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104 EV_TEST(FF_FRICTION, SDL_HAPTIC_FRICTION); |
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105 EV_TEST(FF_DAMPER, SDL_HAPTIC_DAMPER); |
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106 EV_TEST(FF_INERTIA, SDL_HAPTIC_INERTIA); |
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107 EV_TEST(FF_CUSTOM, SDL_HAPTIC_CUSTOM); |
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108 EV_TEST(FF_GAIN, SDL_HAPTIC_GAIN); |
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109 EV_TEST(FF_AUTOCENTER, SDL_HAPTIC_AUTOCENTER); |
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110 |
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111 return ret; |
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112 } |
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113 |
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114 /* |
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115 * Initializes the haptic subsystem by finding available devices. |
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116 */ |
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117 int |
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118 SDL_SYS_HapticInit(void) |
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119 { |
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120 const char joydev_pattern[] = "/dev/input/event%d"; |
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121 dev_t dev_nums[MAX_HAPTICS]; |
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122 char path[PATH_MAX]; |
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123 struct stat sb; |
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124 int fd; |
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125 int i, j, k; |
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126 int duplicate; |
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127 int numhaptics; |
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128 |
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129 numhaptics = 0; |
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130 |
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131 i = 0; |
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132 for (j = 0; j < MAX_HAPTICS; ++j) { |
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133 |
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134 snprintf(path, PATH_MAX, joydev_pattern, i++); |
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135 |
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136 /* check to see if file exists */ |
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137 if (stat(path,&sb) != 0) |
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138 break; |
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139 |
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140 /* check for duplicates */ |
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141 duplicate = 0; |
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142 for (k = 0; (k < numhaptics) && !duplicate; ++k) { |
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143 if (sb.st_rdev == dev_nums[k]) { |
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144 duplicate = 1; |
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145 } |
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146 } |
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147 if (duplicate) { |
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148 continue; |
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149 } |
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150 |
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151 /* try to open */ |
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152 fd = open(path, O_RDWR, 0); |
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153 if (fd < 0) continue; |
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154 |
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155 #ifdef DEBUG_INPUT_EVENTS |
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156 printf("Checking %s\n", path); |
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157 #endif |
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158 |
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159 /* see if it works */ |
2490 | 160 if (EV_IsHaptic(fd) > 0) { |
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161 SDL_hapticlist[numhaptics].fname = SDL_strdup(path); |
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162 SDL_hapticlist[numhaptics].haptic = NULL; |
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163 dev_nums[numhaptics] = sb.st_rdev; |
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164 ++numhaptics; |
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165 } |
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166 close(fd); |
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167 } |
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168 |
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169 return numhaptics; |
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170 } |
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171 |
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172 |
2475 | 173 /* |
174 * Return the name of a haptic device, does not need to be opened. | |
175 */ | |
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176 const char * |
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177 SDL_SYS_HapticName(int index) |
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178 { |
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179 int fd; |
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180 static char namebuf[128]; |
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181 char *name; |
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182 |
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183 name = NULL; |
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184 fd = open(SDL_hapticlist[index].fname, O_RDONLY, 0); |
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185 if (fd >= 0) { |
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186 if (ioctl(fd, EVIOCGNAME(sizeof(namebuf)), namebuf) <= 0) { |
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187 name = SDL_hapticlist[index].fname; |
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188 } |
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189 else { |
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190 name = namebuf; |
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191 } |
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192 } |
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193 close(fd); |
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194 |
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195 return name; |
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196 } |
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197 |
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198 |
2475 | 199 /* |
2490 | 200 * Opens the haptic device from the file descriptor. |
2475 | 201 */ |
2490 | 202 static int |
203 SDL_SYS_HapticOpenFromFD(SDL_Haptic * haptic, int fd) | |
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204 { |
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205 /* Allocate the hwdata */ |
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206 haptic->hwdata = (struct haptic_hwdata *) |
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207 SDL_malloc(sizeof(*haptic->hwdata)); |
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208 if (haptic->hwdata == NULL) { |
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209 SDL_OutOfMemory(); |
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210 goto open_err; |
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211 } |
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212 SDL_memset(haptic->hwdata, 0, sizeof(*haptic->hwdata)); |
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213 /* Set the data */ |
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214 haptic->hwdata->fd = fd; |
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215 haptic->supported = EV_IsHaptic(fd); |
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216 |
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217 /* Set the effects */ |
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218 if (ioctl(fd, EVIOCGEFFECTS, &haptic->neffects) < 0) { |
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219 SDL_SetError("Unable to query haptic device memory: %s", strerror(errno)); |
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220 goto open_err; |
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221 } |
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222 haptic->effects = (struct haptic_effect *) |
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223 SDL_malloc(sizeof(struct haptic_effect) * haptic->neffects); |
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224 if (haptic->effects == NULL) { |
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225 SDL_OutOfMemory(); |
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226 goto open_err; |
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227 } |
2483
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228 /* Clear the memory */ |
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229 SDL_memset(haptic->effects, 0, |
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230 sizeof(struct haptic_effect) * haptic->neffects); |
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231 |
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232 return 0; |
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233 |
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234 /* Error handling */ |
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235 open_err: |
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236 close(fd); |
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237 if (haptic->hwdata != NULL) { |
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238 free(haptic->hwdata); |
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239 haptic->hwdata = NULL; |
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240 } |
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241 return -1; |
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242 } |
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243 |
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244 |
2475 | 245 /* |
2490 | 246 * Opens a haptic device for usage. |
247 */ | |
248 int | |
249 SDL_SYS_HapticOpen(SDL_Haptic * haptic) | |
250 { | |
251 int fd; | |
252 | |
253 /* Open the character device */ | |
254 fd = open(SDL_hapticlist[haptic->index].fname, O_RDWR, 0); | |
255 if (fd < 0) { | |
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256 SDL_SetError("Unable to open %s: %s", |
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257 SDL_hapticlist[haptic->index], strerror(errno)); |
2490 | 258 return -1; |
259 } | |
260 | |
261 return SDL_SYS_HapticOpenFromFD(haptic,fd); | |
262 } | |
263 | |
264 | |
265 /* | |
2489
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266 * Checks to see if a joystick has haptic features. |
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267 */ |
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268 int |
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269 SDL_SYS_JoystickIsHaptic(SDL_Joystick * joystick) |
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270 { |
2490 | 271 return EV_IsHaptic(joystick->hwdata->fd); |
272 } | |
273 | |
274 | |
275 /* | |
276 * Checks to see if the haptic device and joystick and in reality the same. | |
277 */ | |
278 int | |
279 SDL_SYS_JoystickSameHaptic(SDL_Haptic * haptic, SDL_Joystick * joystick) | |
280 { | |
281 if (SDL_strcmp(joystick->name,haptic->name)==0) { | |
2489
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282 return 1; |
2490 | 283 } |
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284 return 0; |
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285 } |
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286 |
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287 |
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288 /* |
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289 * Opens a SDL_Haptic from a SDL_Joystick. |
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290 */ |
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291 int |
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292 SDL_SYS_HapticOpenFromJoystick(SDL_Haptic * haptic, SDL_Joystick * joystick) |
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293 { |
2490 | 294 int fd; |
295 fd = open(joystick->hwdata->fname, O_RDWR, 0); | |
296 return SDL_SYS_HapticOpenFromFD(haptic,fd); | |
2489
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297 } |
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298 |
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299 |
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|
300 /* |
2475 | 301 * Closes the haptic device. |
302 */ | |
303 void | |
304 SDL_SYS_HapticClose(SDL_Haptic * haptic) | |
305 { | |
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306 if (haptic->hwdata) { |
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307 |
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308 /* Clean up */ |
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309 close(haptic->hwdata->fd); |
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310 |
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311 /* Free */ |
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312 SDL_free(haptic->hwdata); |
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313 haptic->hwdata = NULL; |
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314 SDL_free(haptic->effects); |
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315 haptic->neffects = 0; |
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316 } |
2475 | 317 } |
318 | |
319 | |
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320 /* |
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321 * Clean up after system specific haptic stuff |
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322 */ |
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323 void |
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324 SDL_SYS_HapticQuit(void) |
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325 { |
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326 int i; |
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327 |
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328 for (i=0; SDL_hapticlist[i].fname != NULL; i++) { |
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329 SDL_free(SDL_hapticlist[i].fname); |
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330 } |
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331 SDL_hapticlist[0].fname = NULL; |
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332 } |
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333 |
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334 /* |
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335 * Returns the ff_effect usable direction from a SDL_HapticDirection. |
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336 */ |
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337 static Uint16 |
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338 SDL_SYS_ToDirection( SDL_HapticDirection * dir ) |
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339 { |
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340 Uint32 tmp; |
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341 |
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342 switch (dir->type) { |
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343 case SDL_HAPTIC_POLAR: |
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344 tmp = ((dir->dir[0] % 36000) * 0xFFFF) / 36000; |
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345 return (Uint16) tmp; |
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346 break; |
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347 case SDL_HAPTIC_CARTESIAN: |
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348 /* TODO implement cartesian for linux since it's not supported |
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349 * by driver */ |
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350 break; |
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|
351 |
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|
352 default: |
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353 return -1; |
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354 } |
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|
355 |
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356 return 0; |
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|
357 } |
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358 |
2481 | 359 #define CLAMP(x) (((x) > 32767) ? 32767 : x) |
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360 /* |
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361 * Initializes the linux effect struct from a haptic_effect. |
2481 | 362 * Values above 32767 (for unsigned) are unspecified so we must clamp. |
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363 */ |
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364 static int |
2480 | 365 SDL_SYS_ToFFEffect( struct ff_effect * dest, SDL_HapticEffect * src ) |
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366 { |
2482
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367 int i; |
2480 | 368 SDL_HapticConstant *constant; |
369 SDL_HapticPeriodic *periodic; | |
2482
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370 SDL_HapticCondition *condition; |
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371 SDL_HapticRamp *ramp; |
2480 | 372 |
373 /* Clear up */ | |
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374 SDL_memset(dest, 0, sizeof(struct ff_effect)); |
2480 | 375 |
376 switch (src->type) { | |
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377 case SDL_HAPTIC_CONSTANT: |
2480 | 378 constant = &src->constant; |
379 | |
380 /* Header */ | |
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381 dest->type = FF_CONSTANT; |
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382 dest->direction = SDL_SYS_ToDirection(&constant->direction); |
2480 | 383 |
384 /* Replay */ | |
2481 | 385 dest->replay.length = CLAMP(constant->length); |
386 dest->replay.delay = CLAMP(constant->delay); | |
2480 | 387 |
388 /* Trigger */ | |
2481 | 389 dest->trigger.button = CLAMP(constant->button); |
390 dest->trigger.interval = CLAMP(constant->interval); | |
2480 | 391 |
392 /* Constant */ | |
393 dest->u.constant.level = constant->level; | |
394 | |
395 /* Envelope */ | |
2481 | 396 dest->u.constant.envelope.attack_length = CLAMP(constant->attack_length); |
397 dest->u.constant.envelope.attack_level = CLAMP(constant->attack_level); | |
398 dest->u.constant.envelope.fade_length = CLAMP(constant->fade_length); | |
399 dest->u.constant.envelope.fade_level = CLAMP(constant->fade_level); | |
2480 | 400 |
401 break; | |
402 | |
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403 case SDL_HAPTIC_SINE: |
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404 case SDL_HAPTIC_SQUARE: |
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405 case SDL_HAPTIC_TRIANGLE: |
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406 case SDL_HAPTIC_SAWTOOTHUP: |
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407 case SDL_HAPTIC_SAWTOOTHDOWN: |
2480 | 408 periodic = &src->periodic; |
409 | |
410 /* Header */ | |
411 dest->type = FF_PERIODIC; | |
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412 dest->direction = SDL_SYS_ToDirection(&periodic->direction); |
2480 | 413 |
414 /* Replay */ | |
2481 | 415 dest->replay.length = CLAMP(periodic->length); |
416 dest->replay.delay = CLAMP(periodic->delay); | |
2480 | 417 |
418 /* Trigger */ | |
2481 | 419 dest->trigger.button = CLAMP(periodic->button); |
420 dest->trigger.interval = CLAMP(periodic->interval); | |
2480 | 421 |
2487
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422 /* Periodic */ |
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423 if (periodic->type == SDL_HAPTIC_SINE) |
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424 dest->u.periodic.waveform = FF_SINE; |
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425 else if (periodic->type == SDL_HAPTIC_SQUARE) |
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426 dest->u.periodic.waveform = FF_SQUARE; |
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427 else if (periodic->type == SDL_HAPTIC_TRIANGLE) |
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428 dest->u.periodic.waveform = FF_TRIANGLE; |
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429 else if (periodic->type == SDL_HAPTIC_SAWTOOTHUP) |
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430 dest->u.periodic.waveform = FF_SAW_UP; |
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431 else if (periodic->type == SDL_HAPTIC_SAWTOOTHDOWN) |
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432 dest->u.periodic.waveform = FF_SAW_DOWN; |
2481 | 433 dest->u.periodic.period = CLAMP(periodic->period); |
2480 | 434 dest->u.periodic.magnitude = periodic->magnitude; |
435 dest->u.periodic.offset = periodic->offset; | |
2481 | 436 dest->u.periodic.phase = CLAMP(periodic->phase); |
2480 | 437 |
438 /* Envelope */ | |
2481 | 439 dest->u.periodic.envelope.attack_length = CLAMP(periodic->attack_length); |
440 dest->u.periodic.envelope.attack_level = CLAMP(periodic->attack_level); | |
441 dest->u.periodic.envelope.fade_length = CLAMP(periodic->fade_length); | |
442 dest->u.periodic.envelope.fade_level = CLAMP(periodic->fade_level); | |
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443 |
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444 break; |
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445 |
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446 case SDL_HAPTIC_SPRING: |
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447 case SDL_HAPTIC_DAMPER: |
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448 case SDL_HAPTIC_INERTIA: |
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449 case SDL_HAPTIC_FRICTION: |
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450 condition = &src->condition; |
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451 |
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452 /* Header */ |
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453 if (dest->type == SDL_HAPTIC_SPRING) |
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454 dest->type = FF_SPRING; |
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455 else if (dest->type == SDL_HAPTIC_DAMPER) |
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456 dest->type = FF_DAMPER; |
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457 else if (dest->type == SDL_HAPTIC_INERTIA) |
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458 dest->type = FF_INERTIA; |
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459 else if (dest->type == SDL_HAPTIC_FRICTION) |
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460 dest->type = FF_FRICTION; |
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461 dest->direction = 0; /* Handled by the condition-specifics. */ |
2482
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462 |
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463 /* Replay */ |
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464 dest->replay.length = CLAMP(condition->length); |
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465 dest->replay.delay = CLAMP(condition->delay); |
b51ad78812d5
Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead).
Edgar Simo <bobbens@gmail.com>
parents:
2481
diff
changeset
|
466 |
b51ad78812d5
Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead).
Edgar Simo <bobbens@gmail.com>
parents:
2481
diff
changeset
|
467 /* Trigger */ |
b51ad78812d5
Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead).
Edgar Simo <bobbens@gmail.com>
parents:
2481
diff
changeset
|
468 dest->trigger.button = CLAMP(condition->button); |
b51ad78812d5
Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead).
Edgar Simo <bobbens@gmail.com>
parents:
2481
diff
changeset
|
469 dest->trigger.interval = CLAMP(condition->interval); |
b51ad78812d5
Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead).
Edgar Simo <bobbens@gmail.com>
parents:
2481
diff
changeset
|
470 |
2500
5251d0510b7e
Implemented polar coordinates in linux.
Edgar Simo <bobbens@gmail.com>
parents:
2496
diff
changeset
|
471 /* Condition */ |
5251d0510b7e
Implemented polar coordinates in linux.
Edgar Simo <bobbens@gmail.com>
parents:
2496
diff
changeset
|
472 /* X axis */ |
5251d0510b7e
Implemented polar coordinates in linux.
Edgar Simo <bobbens@gmail.com>
parents:
2496
diff
changeset
|
473 dest->u.condition[0].right_saturation = CLAMP(condition->right_sat[0]); |
5251d0510b7e
Implemented polar coordinates in linux.
Edgar Simo <bobbens@gmail.com>
parents:
2496
diff
changeset
|
474 dest->u.condition[0].left_saturation = CLAMP(condition->left_sat[0]); |
5251d0510b7e
Implemented polar coordinates in linux.
Edgar Simo <bobbens@gmail.com>
parents:
2496
diff
changeset
|
475 dest->u.condition[0].right_coeff = condition->right_coeff[0]; |
5251d0510b7e
Implemented polar coordinates in linux.
Edgar Simo <bobbens@gmail.com>
parents:
2496
diff
changeset
|
476 dest->u.condition[0].left_coeff = condition->left_coeff[0]; |
5251d0510b7e
Implemented polar coordinates in linux.
Edgar Simo <bobbens@gmail.com>
parents:
2496
diff
changeset
|
477 dest->u.condition[0].deadband = CLAMP(condition->deadband[0]); |
5251d0510b7e
Implemented polar coordinates in linux.
Edgar Simo <bobbens@gmail.com>
parents:
2496
diff
changeset
|
478 dest->u.condition[0].center = condition->center[0]; |
5251d0510b7e
Implemented polar coordinates in linux.
Edgar Simo <bobbens@gmail.com>
parents:
2496
diff
changeset
|
479 /* Y axis */ |
5251d0510b7e
Implemented polar coordinates in linux.
Edgar Simo <bobbens@gmail.com>
parents:
2496
diff
changeset
|
480 dest->u.condition[1].right_saturation = CLAMP(condition->right_sat[1]); |
5251d0510b7e
Implemented polar coordinates in linux.
Edgar Simo <bobbens@gmail.com>
parents:
2496
diff
changeset
|
481 dest->u.condition[1].left_saturation = CLAMP(condition->left_sat[1]); |
5251d0510b7e
Implemented polar coordinates in linux.
Edgar Simo <bobbens@gmail.com>
parents:
2496
diff
changeset
|
482 dest->u.condition[1].right_coeff = condition->right_coeff[1]; |
5251d0510b7e
Implemented polar coordinates in linux.
Edgar Simo <bobbens@gmail.com>
parents:
2496
diff
changeset
|
483 dest->u.condition[1].left_coeff = condition->left_coeff[1]; |
5251d0510b7e
Implemented polar coordinates in linux.
Edgar Simo <bobbens@gmail.com>
parents:
2496
diff
changeset
|
484 dest->u.condition[1].deadband = CLAMP(condition->deadband[1]); |
5251d0510b7e
Implemented polar coordinates in linux.
Edgar Simo <bobbens@gmail.com>
parents:
2496
diff
changeset
|
485 dest->u.condition[1].center = condition->center[1]; |
2482
b51ad78812d5
Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead).
Edgar Simo <bobbens@gmail.com>
parents:
2481
diff
changeset
|
486 |
b51ad78812d5
Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead).
Edgar Simo <bobbens@gmail.com>
parents:
2481
diff
changeset
|
487 break; |
b51ad78812d5
Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead).
Edgar Simo <bobbens@gmail.com>
parents:
2481
diff
changeset
|
488 |
b51ad78812d5
Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead).
Edgar Simo <bobbens@gmail.com>
parents:
2481
diff
changeset
|
489 case SDL_HAPTIC_RAMP: |
b51ad78812d5
Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead).
Edgar Simo <bobbens@gmail.com>
parents:
2481
diff
changeset
|
490 ramp = &src->ramp; |
b51ad78812d5
Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead).
Edgar Simo <bobbens@gmail.com>
parents:
2481
diff
changeset
|
491 |
b51ad78812d5
Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead).
Edgar Simo <bobbens@gmail.com>
parents:
2481
diff
changeset
|
492 /* Header */ |
b51ad78812d5
Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead).
Edgar Simo <bobbens@gmail.com>
parents:
2481
diff
changeset
|
493 dest->type = FF_RAMP; |
2500
5251d0510b7e
Implemented polar coordinates in linux.
Edgar Simo <bobbens@gmail.com>
parents:
2496
diff
changeset
|
494 dest->direction = SDL_SYS_ToDirection(&ramp->direction); |
2482
b51ad78812d5
Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead).
Edgar Simo <bobbens@gmail.com>
parents:
2481
diff
changeset
|
495 |
b51ad78812d5
Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead).
Edgar Simo <bobbens@gmail.com>
parents:
2481
diff
changeset
|
496 /* Replay */ |
b51ad78812d5
Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead).
Edgar Simo <bobbens@gmail.com>
parents:
2481
diff
changeset
|
497 dest->replay.length = CLAMP(ramp->length); |
b51ad78812d5
Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead).
Edgar Simo <bobbens@gmail.com>
parents:
2481
diff
changeset
|
498 dest->replay.delay = CLAMP(ramp->delay); |
b51ad78812d5
Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead).
Edgar Simo <bobbens@gmail.com>
parents:
2481
diff
changeset
|
499 |
b51ad78812d5
Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead).
Edgar Simo <bobbens@gmail.com>
parents:
2481
diff
changeset
|
500 /* Trigger */ |
b51ad78812d5
Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead).
Edgar Simo <bobbens@gmail.com>
parents:
2481
diff
changeset
|
501 dest->trigger.button = CLAMP(ramp->button); |
b51ad78812d5
Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead).
Edgar Simo <bobbens@gmail.com>
parents:
2481
diff
changeset
|
502 dest->trigger.interval = CLAMP(ramp->interval); |
b51ad78812d5
Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead).
Edgar Simo <bobbens@gmail.com>
parents:
2481
diff
changeset
|
503 |
b51ad78812d5
Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead).
Edgar Simo <bobbens@gmail.com>
parents:
2481
diff
changeset
|
504 /* Ramp */ |
b51ad78812d5
Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead).
Edgar Simo <bobbens@gmail.com>
parents:
2481
diff
changeset
|
505 dest->u.ramp.start_level = ramp->start; |
b51ad78812d5
Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead).
Edgar Simo <bobbens@gmail.com>
parents:
2481
diff
changeset
|
506 dest->u.ramp.end_level = ramp->end; |
b51ad78812d5
Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead).
Edgar Simo <bobbens@gmail.com>
parents:
2481
diff
changeset
|
507 |
b51ad78812d5
Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead).
Edgar Simo <bobbens@gmail.com>
parents:
2481
diff
changeset
|
508 /* Envelope */ |
b51ad78812d5
Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead).
Edgar Simo <bobbens@gmail.com>
parents:
2481
diff
changeset
|
509 dest->u.ramp.envelope.attack_length = CLAMP(ramp->attack_length); |
b51ad78812d5
Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead).
Edgar Simo <bobbens@gmail.com>
parents:
2481
diff
changeset
|
510 dest->u.ramp.envelope.attack_level = CLAMP(ramp->attack_level); |
b51ad78812d5
Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead).
Edgar Simo <bobbens@gmail.com>
parents:
2481
diff
changeset
|
511 dest->u.ramp.envelope.fade_length = CLAMP(ramp->fade_length); |
b51ad78812d5
Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead).
Edgar Simo <bobbens@gmail.com>
parents:
2481
diff
changeset
|
512 dest->u.ramp.envelope.fade_level = CLAMP(ramp->fade_level); |
b51ad78812d5
Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead).
Edgar Simo <bobbens@gmail.com>
parents:
2481
diff
changeset
|
513 |
b51ad78812d5
Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead).
Edgar Simo <bobbens@gmail.com>
parents:
2481
diff
changeset
|
514 break; |
b51ad78812d5
Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead).
Edgar Simo <bobbens@gmail.com>
parents:
2481
diff
changeset
|
515 |
b51ad78812d5
Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead).
Edgar Simo <bobbens@gmail.com>
parents:
2481
diff
changeset
|
516 |
2479
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
517 default: |
2496
8f840a6cdf01
Using errno for more verbosity in errors.
Edgar Simo <bobbens@gmail.com>
parents:
2495
diff
changeset
|
518 SDL_SetError("Unknown haptic effect type"); |
2479
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
519 return -1; |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
520 } |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
521 |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
522 return 0; |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
523 } |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
524 |
2483
9d52368ebcf5
Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents:
2482
diff
changeset
|
525 |
2479
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
526 /* |
2477
97f75ea43a93
Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents:
2476
diff
changeset
|
527 * Creates a new haptic effect. |
97f75ea43a93
Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents:
2476
diff
changeset
|
528 */ |
97f75ea43a93
Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents:
2476
diff
changeset
|
529 int |
2480 | 530 SDL_SYS_HapticNewEffect(SDL_Haptic * haptic, struct haptic_effect * effect, |
531 SDL_HapticEffect * base) | |
2477
97f75ea43a93
Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents:
2476
diff
changeset
|
532 { |
2480 | 533 struct ff_effect * linux_effect; |
534 | |
2479
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
535 /* Allocate the hardware effect */ |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
536 effect->hweffect = (struct haptic_hweffect *) |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
537 SDL_malloc(sizeof(struct haptic_hweffect)); |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
538 if (effect->hweffect == NULL) { |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
539 SDL_OutOfMemory(); |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
540 return -1; |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
541 } |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
542 |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
543 /* Prepare the ff_effect */ |
2480 | 544 linux_effect = &effect->hweffect->effect; |
545 if (SDL_SYS_ToFFEffect( linux_effect, base ) != 0) { | |
2488
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
546 goto new_effect_err; |
2479
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
547 } |
2480 | 548 linux_effect->id = -1; /* Have the kernel give it an id */ |
2479
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
549 |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
550 /* Upload the effect */ |
2480 | 551 if (ioctl(haptic->hwdata->fd, EVIOCSFF, linux_effect) < 0) { |
2496
8f840a6cdf01
Using errno for more verbosity in errors.
Edgar Simo <bobbens@gmail.com>
parents:
2495
diff
changeset
|
552 SDL_SetError("Error uploading effect to the haptic device: %s", strerror(errno)); |
2488
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
553 goto new_effect_err; |
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
554 } |
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
555 |
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
556 return 0; |
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
557 |
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
558 new_effect_err: |
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
559 free(effect->hweffect); |
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
560 effect->hweffect = NULL; |
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
561 return -1; |
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
562 } |
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
563 |
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
564 |
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
565 /* |
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
566 * Updates an effect. |
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
567 * |
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
568 * Note: Dynamically updating the direction can in some cases force |
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
569 * the effect to restart and run once. |
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
570 */ |
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
571 int SDL_SYS_HapticUpdateEffect(SDL_Haptic * haptic, |
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
572 struct haptic_effect * effect, SDL_HapticEffect * data) |
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
573 { |
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
574 struct ff_effect linux_effect; |
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
575 |
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
576 /* Create the new effect */ |
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
577 if (SDL_SYS_ToFFEffect( &linux_effect, data ) != 0) { |
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
578 return -1; |
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
579 } |
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
580 linux_effect.id = effect->hweffect->effect.id; |
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
581 |
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
582 /* See if it can be uploaded. */ |
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
583 if (ioctl(haptic->hwdata->fd, EVIOCSFF, &linux_effect) < 0) { |
2496
8f840a6cdf01
Using errno for more verbosity in errors.
Edgar Simo <bobbens@gmail.com>
parents:
2495
diff
changeset
|
584 SDL_SetError("Error updating the haptic effect: %s", strerror(errno)); |
2479
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
585 return -1; |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
586 } |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
587 |
2488
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
588 /* Copy the new effect into memory. */ |
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
589 SDL_memcpy( &effect->hweffect->effect, &linux_effect, sizeof(struct ff_effect) ); |
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
590 |
8e2bdbccf7ff
Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2487
diff
changeset
|
591 return effect->hweffect->effect.id; |
2479
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
592 } |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
593 |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
594 |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
595 /* |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
596 * Runs an effect. |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
597 */ |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
598 int |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
599 SDL_SYS_HapticRunEffect(SDL_Haptic * haptic, struct haptic_effect * effect) |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
600 { |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
601 struct input_event run; |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
602 |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
603 /* Prepare to run the effect */ |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
604 run.type = EV_FF; |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
605 run.code = effect->hweffect->effect.id; |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
606 run.value = 1; |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
607 |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
608 if (write(haptic->hwdata->fd, (const void*) &run, sizeof(run)) < 0) { |
2496
8f840a6cdf01
Using errno for more verbosity in errors.
Edgar Simo <bobbens@gmail.com>
parents:
2495
diff
changeset
|
609 SDL_SetError("Unable to run the haptic effect: %s", strerror(errno)); |
2479
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
610 return -1; |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
611 } |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
612 |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
613 return 0; |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
614 } |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
615 |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
616 |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
617 /* |
2485
67978eea6d10
Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2484
diff
changeset
|
618 * Stops an effect. |
67978eea6d10
Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2484
diff
changeset
|
619 */ |
67978eea6d10
Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2484
diff
changeset
|
620 int |
67978eea6d10
Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2484
diff
changeset
|
621 SDL_SYS_HapticStopEffect(SDL_Haptic * haptic, struct haptic_effect * effect) |
67978eea6d10
Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2484
diff
changeset
|
622 { |
67978eea6d10
Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2484
diff
changeset
|
623 struct input_event stop; |
67978eea6d10
Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2484
diff
changeset
|
624 |
67978eea6d10
Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2484
diff
changeset
|
625 stop.type = EV_FF; |
67978eea6d10
Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2484
diff
changeset
|
626 stop.code = effect->hweffect->effect.id; |
67978eea6d10
Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2484
diff
changeset
|
627 stop.value = 0; |
67978eea6d10
Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2484
diff
changeset
|
628 |
67978eea6d10
Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2484
diff
changeset
|
629 if (write(haptic->hwdata->fd, (const void*) &stop, sizeof(stop)) < 0) { |
2496
8f840a6cdf01
Using errno for more verbosity in errors.
Edgar Simo <bobbens@gmail.com>
parents:
2495
diff
changeset
|
630 SDL_SetError("Unable to stop the haptic effect: %s", strerror(errno)); |
2485
67978eea6d10
Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2484
diff
changeset
|
631 return -1; |
67978eea6d10
Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2484
diff
changeset
|
632 } |
67978eea6d10
Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2484
diff
changeset
|
633 |
67978eea6d10
Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2484
diff
changeset
|
634 return 0; |
67978eea6d10
Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2484
diff
changeset
|
635 } |
67978eea6d10
Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2484
diff
changeset
|
636 |
67978eea6d10
Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2484
diff
changeset
|
637 |
67978eea6d10
Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents:
2484
diff
changeset
|
638 /* |
2487
4c8e25ef2d97
Merged seperate waveforms into types to be more compatible.
Edgar Simo <bobbens@gmail.com>
parents:
2486
diff
changeset
|
639 * Frees the effect. |
2479
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
640 */ |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
641 void |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
642 SDL_SYS_HapticDestroyEffect(SDL_Haptic * haptic, struct haptic_effect * effect) |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
643 { |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
644 if (ioctl(haptic->hwdata->fd, EVIOCRMFF, effect->hweffect->effect.id) < 0) { |
2496
8f840a6cdf01
Using errno for more verbosity in errors.
Edgar Simo <bobbens@gmail.com>
parents:
2495
diff
changeset
|
645 SDL_SetError("Error removing the effect from the haptic device: %s", |
8f840a6cdf01
Using errno for more verbosity in errors.
Edgar Simo <bobbens@gmail.com>
parents:
2495
diff
changeset
|
646 strerror(errno)); |
2479
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
647 } |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
648 SDL_free(effect->hweffect); |
b9eb2cfe16cd
Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents:
2478
diff
changeset
|
649 effect->hweffect = NULL; |
2477
97f75ea43a93
Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents:
2476
diff
changeset
|
650 } |
97f75ea43a93
Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents:
2476
diff
changeset
|
651 |
2474
3f80bf1528b4
Properly quit the SDL_haptic subsystem.
Edgar Simo <bobbens@gmail.com>
parents:
2472
diff
changeset
|
652 |
2483
9d52368ebcf5
Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents:
2482
diff
changeset
|
653 /* |
2495
66c02abeef0e
Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents:
2493
diff
changeset
|
654 * Gets the status of a haptic effect. |
66c02abeef0e
Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents:
2493
diff
changeset
|
655 */ |
66c02abeef0e
Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents:
2493
diff
changeset
|
656 int |
66c02abeef0e
Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents:
2493
diff
changeset
|
657 SDL_SYS_HapticGetEffectStatus(SDL_Haptic * haptic, struct haptic_effect * effect) |
66c02abeef0e
Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents:
2493
diff
changeset
|
658 { |
66c02abeef0e
Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents:
2493
diff
changeset
|
659 #if 0 /* Not supported atm. */ |
66c02abeef0e
Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents:
2493
diff
changeset
|
660 struct input_event ie; |
66c02abeef0e
Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents:
2493
diff
changeset
|
661 |
66c02abeef0e
Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents:
2493
diff
changeset
|
662 ie.type = EV_FF; |
66c02abeef0e
Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents:
2493
diff
changeset
|
663 ie.type = EV_FF_STATUS; |
66c02abeef0e
Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents:
2493
diff
changeset
|
664 ie.code = effect->hweffect->effect.id; |
66c02abeef0e
Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents:
2493
diff
changeset
|
665 |
66c02abeef0e
Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents:
2493
diff
changeset
|
666 if (write(haptic->hwdata->fd, &ie, sizeof(ie)) < 0) { |
66c02abeef0e
Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents:
2493
diff
changeset
|
667 SDL_SetError("Error getting haptic device status."); |
66c02abeef0e
Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents:
2493
diff
changeset
|
668 return -1; |
66c02abeef0e
Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents:
2493
diff
changeset
|
669 } |
66c02abeef0e
Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents:
2493
diff
changeset
|
670 |
66c02abeef0e
Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents:
2493
diff
changeset
|
671 return 0; |
66c02abeef0e
Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents:
2493
diff
changeset
|
672 #endif |
66c02abeef0e
Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents:
2493
diff
changeset
|
673 |
66c02abeef0e
Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents:
2493
diff
changeset
|
674 return -1; |
66c02abeef0e
Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents:
2493
diff
changeset
|
675 } |
66c02abeef0e
Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents:
2493
diff
changeset
|
676 |
66c02abeef0e
Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents:
2493
diff
changeset
|
677 |
66c02abeef0e
Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents:
2493
diff
changeset
|
678 /* |
2483
9d52368ebcf5
Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents:
2482
diff
changeset
|
679 * Sets the gain. |
9d52368ebcf5
Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents:
2482
diff
changeset
|
680 */ |
9d52368ebcf5
Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents:
2482
diff
changeset
|
681 int |
9d52368ebcf5
Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents:
2482
diff
changeset
|
682 SDL_SYS_HapticSetGain(SDL_Haptic * haptic, int gain) |
9d52368ebcf5
Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents:
2482
diff
changeset
|
683 { |
9d52368ebcf5
Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents:
2482
diff
changeset
|
684 struct input_event ie; |
9d52368ebcf5
Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents:
2482
diff
changeset
|
685 |
9d52368ebcf5
Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents:
2482
diff
changeset
|
686 ie.type = EV_FF; |
9d52368ebcf5
Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents:
2482
diff
changeset
|
687 ie.code = FF_GAIN; |
9d52368ebcf5
Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents:
2482
diff
changeset
|
688 ie.value = (0xFFFFUL * gain) / 100; |
9d52368ebcf5
Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents:
2482
diff
changeset
|
689 |
2484
666472fd4cb0
HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents:
2483
diff
changeset
|
690 if (write(haptic->hwdata->fd, &ie, sizeof(ie)) < 0) { |
2496
8f840a6cdf01
Using errno for more verbosity in errors.
Edgar Simo <bobbens@gmail.com>
parents:
2495
diff
changeset
|
691 SDL_SetError("Error setting gain: %s", strerror(errno)); |
2484
666472fd4cb0
HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents:
2483
diff
changeset
|
692 return -1; |
2483
9d52368ebcf5
Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents:
2482
diff
changeset
|
693 } |
9d52368ebcf5
Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents:
2482
diff
changeset
|
694 |
2484
666472fd4cb0
HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents:
2483
diff
changeset
|
695 return 0; |
2483
9d52368ebcf5
Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents:
2482
diff
changeset
|
696 } |
9d52368ebcf5
Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents:
2482
diff
changeset
|
697 |
9d52368ebcf5
Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents:
2482
diff
changeset
|
698 |
2484
666472fd4cb0
HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents:
2483
diff
changeset
|
699 /* |
666472fd4cb0
HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents:
2483
diff
changeset
|
700 * Sets the autocentering. |
666472fd4cb0
HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents:
2483
diff
changeset
|
701 */ |
666472fd4cb0
HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents:
2483
diff
changeset
|
702 int |
666472fd4cb0
HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents:
2483
diff
changeset
|
703 SDL_SYS_HapticSetAutocenter(SDL_Haptic * haptic, int autocenter) |
666472fd4cb0
HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents:
2483
diff
changeset
|
704 { |
666472fd4cb0
HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents:
2483
diff
changeset
|
705 struct input_event ie; |
666472fd4cb0
HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents:
2483
diff
changeset
|
706 |
666472fd4cb0
HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents:
2483
diff
changeset
|
707 ie.type = EV_FF; |
666472fd4cb0
HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents:
2483
diff
changeset
|
708 ie.code = FF_AUTOCENTER; |
666472fd4cb0
HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents:
2483
diff
changeset
|
709 ie.value = (0xFFFFUL * autocenter) / 100; |
666472fd4cb0
HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents:
2483
diff
changeset
|
710 |
666472fd4cb0
HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents:
2483
diff
changeset
|
711 if (write(haptic->hwdata->fd, &ie, sizeof(ie)) < 0) { |
2496
8f840a6cdf01
Using errno for more verbosity in errors.
Edgar Simo <bobbens@gmail.com>
parents:
2495
diff
changeset
|
712 SDL_SetError("Error setting autocenter: %s", strerror(errno)); |
2484
666472fd4cb0
HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents:
2483
diff
changeset
|
713 return -1; |
666472fd4cb0
HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents:
2483
diff
changeset
|
714 } |
666472fd4cb0
HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents:
2483
diff
changeset
|
715 |
666472fd4cb0
HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents:
2483
diff
changeset
|
716 return 0; |
666472fd4cb0
HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents:
2483
diff
changeset
|
717 } |
666472fd4cb0
HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents:
2483
diff
changeset
|
718 |
666472fd4cb0
HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents:
2483
diff
changeset
|
719 |
2472
3f73c88c9abb
First commit of the SDL_haptic subsystem.
Edgar Simo <bobbens@gmail.com>
parents:
diff
changeset
|
720 #endif /* SDL_HAPTIC_LINUX */ |