annotate src/haptic/SDL_haptic.c @ 2505:abfcba0f3bd1 gsoc2008_force_feedback

Added SDL_HapticIndex.
author Edgar Simo <bobbens@gmail.com>
date Tue, 08 Jul 2008 19:23:03 +0000
parents 0893fbf73b3d
children ba8e99fe92c1
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 #include "SDL_syshaptic.h"
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25 #include "../joystick/SDL_joystick_c.h" /* For SDL_PrivateJoystickValid */
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26
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27
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28 static Uint8 SDL_numhaptics = 0;
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29 SDL_Haptic **SDL_haptics = NULL;
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30 static SDL_Haptic *default_haptic = NULL;
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31
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32
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33 /*
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34 * Initializes the Haptic devices.
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35 */
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36 int
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37 SDL_HapticInit(void)
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38 {
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39 int arraylen;
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40 int status;
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41
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42 SDL_numhaptics = 0;
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43 status = SDL_SYS_HapticInit();
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44 if (status >= 0) {
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45 arraylen = (status + 1) * sizeof(*SDL_haptics);
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46 SDL_haptics = (SDL_Haptic **) SDL_malloc(arraylen);
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47 if (SDL_haptics == NULL) {
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48 SDL_numhaptics = 0;
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49 } else {
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50 SDL_memset(SDL_haptics, 0, arraylen);
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51 SDL_numhaptics = status;
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52 }
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53 status = 0;
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54 }
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55 default_haptic = NULL;
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56
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57 return status;
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58 }
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59
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60
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61 /*
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62 * Checks to see if the haptic device is valid
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63 */
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64 static int
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65 ValidHaptic(SDL_Haptic ** haptic)
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66 {
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67 int valid;
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68
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69 if (*haptic == NULL) {
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70 SDL_SetError("Haptic device hasn't been opened yet");
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71 valid = 0;
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72 } else {
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73 valid = 1;
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74 }
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75 return valid;
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76 }
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78
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79 /*
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80 * Returns the number of available devices.
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81 */
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82 int
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83 SDL_NumHaptics(void)
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84 {
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85 return SDL_numhaptics;
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86 }
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87
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88
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89 /*
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90 * Gets the name of a Haptic device by index.
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91 */
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92 const char *
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93 SDL_HapticName(int device_index)
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94 {
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95 if ((device_index < 0) || (device_index >= SDL_numhaptics)) {
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96 SDL_SetError("There are %d haptic devices available", SDL_numhaptics);
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97 return NULL;
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98 }
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99 return SDL_SYS_HapticName(device_index);
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100 }
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101
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102
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103 /*
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104 * Opens a Haptic device.
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105 */
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106 SDL_Haptic *
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107 SDL_HapticOpen(int device_index)
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108 {
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109 int i;
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110 SDL_Haptic *haptic;
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111
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112 if ((device_index < 0) || (device_index >= SDL_numhaptics)) {
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113 SDL_SetError("There are %d haptic devices available", SDL_numhaptics);
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114 return NULL;
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115 }
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116
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117 /* If the haptic is already open, return it */
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118 for (i=0; SDL_haptics[i]; i++) {
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119 if (device_index == SDL_haptics[i]->index) {
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120 haptic = SDL_haptics[i];
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121 ++haptic->ref_count;
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122 return haptic;
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123 }
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124 }
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125
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126 /* Create the haptic device */
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127 haptic = (SDL_Haptic *) SDL_malloc((sizeof *haptic));
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128 if (haptic == NULL) {
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129 SDL_OutOfMemory();
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130 return NULL;
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131 }
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132
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133 /* Initialize the haptic device */
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134 SDL_memset(haptic, 0, (sizeof *haptic));
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135 haptic->index = device_index;
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136 if (SDL_SYS_HapticOpen(haptic) < 0) {
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137 SDL_free(haptic);
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138 return NULL;
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139 }
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140
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141 /* Add haptic to list */
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142 ++haptic->ref_count;
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143 for (i=0; SDL_haptics[i]; i++)
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144 /* Skip to next haptic */ ;
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145 SDL_haptics[i] = haptic;
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146
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147 return haptic;
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148 }
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149
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150
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diff changeset
151 /*
2505
abfcba0f3bd1 Added SDL_HapticIndex.
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152 * Returns the index to a haptic device.
abfcba0f3bd1 Added SDL_HapticIndex.
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parents: 2497
diff changeset
153 */
abfcba0f3bd1 Added SDL_HapticIndex.
Edgar Simo <bobbens@gmail.com>
parents: 2497
diff changeset
154 int
abfcba0f3bd1 Added SDL_HapticIndex.
Edgar Simo <bobbens@gmail.com>
parents: 2497
diff changeset
155 SDL_HapticIndex(SDL_Haptic * haptic)
abfcba0f3bd1 Added SDL_HapticIndex.
Edgar Simo <bobbens@gmail.com>
parents: 2497
diff changeset
156 {
abfcba0f3bd1 Added SDL_HapticIndex.
Edgar Simo <bobbens@gmail.com>
parents: 2497
diff changeset
157 if (!ValidHaptic(&haptic)) {
abfcba0f3bd1 Added SDL_HapticIndex.
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parents: 2497
diff changeset
158 return -1;
abfcba0f3bd1 Added SDL_HapticIndex.
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parents: 2497
diff changeset
159 }
abfcba0f3bd1 Added SDL_HapticIndex.
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parents: 2497
diff changeset
160
abfcba0f3bd1 Added SDL_HapticIndex.
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parents: 2497
diff changeset
161 return haptic->index;
abfcba0f3bd1 Added SDL_HapticIndex.
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parents: 2497
diff changeset
162 }
abfcba0f3bd1 Added SDL_HapticIndex.
Edgar Simo <bobbens@gmail.com>
parents: 2497
diff changeset
163
abfcba0f3bd1 Added SDL_HapticIndex.
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parents: 2497
diff changeset
164
abfcba0f3bd1 Added SDL_HapticIndex.
Edgar Simo <bobbens@gmail.com>
parents: 2497
diff changeset
165 /*
2489
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem.
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166 * Returns SDL_TRUE if joystick has haptic features.
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem.
Edgar Simo <bobbens@gmail.com>
parents: 2488
diff changeset
167 */
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem.
Edgar Simo <bobbens@gmail.com>
parents: 2488
diff changeset
168 int
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem.
Edgar Simo <bobbens@gmail.com>
parents: 2488
diff changeset
169 SDL_JoystickIsHaptic(SDL_Joystick * joystick)
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem.
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170 {
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem.
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diff changeset
171 int ret;
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem.
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172
2490
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173 /* Must be a valid joystick */
2489
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem.
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parents: 2488
diff changeset
174 if (!SDL_PrivateJoystickValid(&joystick)) {
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem.
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parents: 2488
diff changeset
175 return -1;
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem.
Edgar Simo <bobbens@gmail.com>
parents: 2488
diff changeset
176 }
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem.
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diff changeset
177
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem.
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diff changeset
178 ret = SDL_SYS_JoystickIsHaptic(joystick);
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem.
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179
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem.
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180 if (ret > 0) return SDL_TRUE;
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem.
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diff changeset
181 else if (ret == 0) return SDL_FALSE;
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem.
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182 else return -1;
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem.
Edgar Simo <bobbens@gmail.com>
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183 }
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem.
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parents: 2488
diff changeset
184
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem.
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parents: 2488
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185
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem.
Edgar Simo <bobbens@gmail.com>
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diff changeset
186 /*
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem.
Edgar Simo <bobbens@gmail.com>
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187 * Opens a haptic device from a joystick.
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem.
Edgar Simo <bobbens@gmail.com>
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188 */
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem.
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189 SDL_Haptic *
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem.
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parents: 2488
diff changeset
190 SDL_HapticOpenFromJoystick(SDL_Joystick * joystick)
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem.
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diff changeset
191 {
2490
be9b206d44af Some more error checking.
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192 int i;
be9b206d44af Some more error checking.
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diff changeset
193 SDL_Haptic *haptic;
be9b206d44af Some more error checking.
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diff changeset
194
be9b206d44af Some more error checking.
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diff changeset
195 /* Must be a valid joystick */
2489
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem.
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196 if (!SDL_PrivateJoystickValid(&joystick)) {
2490
be9b206d44af Some more error checking.
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diff changeset
197 return NULL;
be9b206d44af Some more error checking.
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diff changeset
198 }
be9b206d44af Some more error checking.
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199
be9b206d44af Some more error checking.
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diff changeset
200 /* Joystick must be haptic */
be9b206d44af Some more error checking.
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201 if (SDL_SYS_JoystickIsHaptic(joystick) <= 0) {
be9b206d44af Some more error checking.
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diff changeset
202 return NULL;
be9b206d44af Some more error checking.
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parents: 2489
diff changeset
203 }
be9b206d44af Some more error checking.
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parents: 2489
diff changeset
204
be9b206d44af Some more error checking.
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diff changeset
205 /* Check to see if joystick's haptic is already open */
be9b206d44af Some more error checking.
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parents: 2489
diff changeset
206 for (i=0; SDL_haptics[i]; i++) {
2491
10bc7aaf5114 Commented SDL_syshaptic.h.
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parents: 2490
diff changeset
207 if (SDL_SYS_JoystickSameHaptic(SDL_haptics[i],joystick)) {
2490
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diff changeset
208 haptic = SDL_haptics[i];
be9b206d44af Some more error checking.
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209 ++haptic->ref_count;
be9b206d44af Some more error checking.
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210 return haptic;
be9b206d44af Some more error checking.
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parents: 2489
diff changeset
211 }
2489
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem.
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diff changeset
212 }
2490
be9b206d44af Some more error checking.
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diff changeset
213
be9b206d44af Some more error checking.
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214 /* Create the haptic device */
be9b206d44af Some more error checking.
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215 haptic = (SDL_Haptic *) SDL_malloc((sizeof *haptic));
be9b206d44af Some more error checking.
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216 if (haptic == NULL) {
be9b206d44af Some more error checking.
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diff changeset
217 SDL_OutOfMemory();
be9b206d44af Some more error checking.
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218 return NULL;
be9b206d44af Some more error checking.
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diff changeset
219 }
be9b206d44af Some more error checking.
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diff changeset
220
be9b206d44af Some more error checking.
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diff changeset
221 /* Initialize the haptic device */
be9b206d44af Some more error checking.
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222 SDL_memset(haptic, 0, (sizeof *haptic));
be9b206d44af Some more error checking.
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diff changeset
223 if (SDL_SYS_HapticOpenFromJoystick(haptic,joystick) < 0) {
be9b206d44af Some more error checking.
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224 SDL_free(haptic);
be9b206d44af Some more error checking.
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diff changeset
225 return NULL;
be9b206d44af Some more error checking.
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parents: 2489
diff changeset
226 }
be9b206d44af Some more error checking.
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parents: 2489
diff changeset
227
be9b206d44af Some more error checking.
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parents: 2489
diff changeset
228 /* Add haptic to list */
be9b206d44af Some more error checking.
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parents: 2489
diff changeset
229 ++haptic->ref_count;
be9b206d44af Some more error checking.
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diff changeset
230 for (i=0; SDL_haptics[i]; i++)
be9b206d44af Some more error checking.
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parents: 2489
diff changeset
231 /* Skip to next haptic */ ;
be9b206d44af Some more error checking.
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diff changeset
232 SDL_haptics[i] = haptic;
be9b206d44af Some more error checking.
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diff changeset
233
be9b206d44af Some more error checking.
Edgar Simo <bobbens@gmail.com>
parents: 2489
diff changeset
234 return haptic;
2489
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem.
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parents: 2488
diff changeset
235 }
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem.
Edgar Simo <bobbens@gmail.com>
parents: 2488
diff changeset
236
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem.
Edgar Simo <bobbens@gmail.com>
parents: 2488
diff changeset
237
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem.
Edgar Simo <bobbens@gmail.com>
parents: 2488
diff changeset
238 /*
2475
4b874e3a3a2c Some code cleanup.
Edgar Simo <bobbens@gmail.com>
parents: 2474
diff changeset
239 * Closes a SDL_Haptic device.
4b874e3a3a2c Some code cleanup.
Edgar Simo <bobbens@gmail.com>
parents: 2474
diff changeset
240 */
4b874e3a3a2c Some code cleanup.
Edgar Simo <bobbens@gmail.com>
parents: 2474
diff changeset
241 void
4b874e3a3a2c Some code cleanup.
Edgar Simo <bobbens@gmail.com>
parents: 2474
diff changeset
242 SDL_HapticClose(SDL_Haptic * haptic)
4b874e3a3a2c Some code cleanup.
Edgar Simo <bobbens@gmail.com>
parents: 2474
diff changeset
243 {
2476
242d8a668ebb * Implemented opening and closing of haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2475
diff changeset
244 int i;
242d8a668ebb * Implemented opening and closing of haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2475
diff changeset
245
242d8a668ebb * Implemented opening and closing of haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2475
diff changeset
246 /* Must be valid */
242d8a668ebb * Implemented opening and closing of haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2475
diff changeset
247 if (!ValidHaptic(&haptic)) {
242d8a668ebb * Implemented opening and closing of haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2475
diff changeset
248 return;
242d8a668ebb * Implemented opening and closing of haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2475
diff changeset
249 }
242d8a668ebb * Implemented opening and closing of haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2475
diff changeset
250
242d8a668ebb * Implemented opening and closing of haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2475
diff changeset
251 /* Check if it's still in use */
242d8a668ebb * Implemented opening and closing of haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2475
diff changeset
252 if (--haptic->ref_count < 0) {
242d8a668ebb * Implemented opening and closing of haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2475
diff changeset
253 return;
242d8a668ebb * Implemented opening and closing of haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2475
diff changeset
254 }
242d8a668ebb * Implemented opening and closing of haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2475
diff changeset
255
2480
b883974445fc Some more error reporting.
Edgar Simo <bobbens@gmail.com>
parents: 2479
diff changeset
256 /* Close it, properly removing effects if needed */
b883974445fc Some more error reporting.
Edgar Simo <bobbens@gmail.com>
parents: 2479
diff changeset
257 for (i=0; i<haptic->neffects; i++) {
b883974445fc Some more error reporting.
Edgar Simo <bobbens@gmail.com>
parents: 2479
diff changeset
258 if (haptic->effects[i].hweffect != NULL) {
b883974445fc Some more error reporting.
Edgar Simo <bobbens@gmail.com>
parents: 2479
diff changeset
259 SDL_HapticDestroyEffect(haptic,i);
b883974445fc Some more error reporting.
Edgar Simo <bobbens@gmail.com>
parents: 2479
diff changeset
260 }
b883974445fc Some more error reporting.
Edgar Simo <bobbens@gmail.com>
parents: 2479
diff changeset
261 }
2476
242d8a668ebb * Implemented opening and closing of haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2475
diff changeset
262 SDL_SYS_HapticClose(haptic);
242d8a668ebb * Implemented opening and closing of haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2475
diff changeset
263
242d8a668ebb * Implemented opening and closing of haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2475
diff changeset
264 /* Remove from the list */
242d8a668ebb * Implemented opening and closing of haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2475
diff changeset
265 for (i = 0; SDL_haptics[i]; ++i) {
242d8a668ebb * Implemented opening and closing of haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2475
diff changeset
266 if (haptic == SDL_haptics[i]) {
242d8a668ebb * Implemented opening and closing of haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2475
diff changeset
267 SDL_memcpy(&SDL_haptics[i], &SDL_haptics[i + 1],
242d8a668ebb * Implemented opening and closing of haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2475
diff changeset
268 (SDL_numhaptics - i) * sizeof(haptic));
242d8a668ebb * Implemented opening and closing of haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2475
diff changeset
269 break;
242d8a668ebb * Implemented opening and closing of haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2475
diff changeset
270 }
242d8a668ebb * Implemented opening and closing of haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2475
diff changeset
271 }
242d8a668ebb * Implemented opening and closing of haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2475
diff changeset
272
242d8a668ebb * Implemented opening and closing of haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2475
diff changeset
273 /* Free */
242d8a668ebb * Implemented opening and closing of haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2475
diff changeset
274 SDL_free(haptic);
2475
4b874e3a3a2c Some code cleanup.
Edgar Simo <bobbens@gmail.com>
parents: 2474
diff changeset
275 }
4b874e3a3a2c Some code cleanup.
Edgar Simo <bobbens@gmail.com>
parents: 2474
diff changeset
276
4b874e3a3a2c Some code cleanup.
Edgar Simo <bobbens@gmail.com>
parents: 2474
diff changeset
277 /*
4b874e3a3a2c Some code cleanup.
Edgar Simo <bobbens@gmail.com>
parents: 2474
diff changeset
278 * Cleans up after the subsystem.
4b874e3a3a2c Some code cleanup.
Edgar Simo <bobbens@gmail.com>
parents: 2474
diff changeset
279 */
2474
3f80bf1528b4 Properly quit the SDL_haptic subsystem.
Edgar Simo <bobbens@gmail.com>
parents: 2472
diff changeset
280 void
3f80bf1528b4 Properly quit the SDL_haptic subsystem.
Edgar Simo <bobbens@gmail.com>
parents: 2472
diff changeset
281 SDL_HapticQuit(void)
3f80bf1528b4 Properly quit the SDL_haptic subsystem.
Edgar Simo <bobbens@gmail.com>
parents: 2472
diff changeset
282 {
3f80bf1528b4 Properly quit the SDL_haptic subsystem.
Edgar Simo <bobbens@gmail.com>
parents: 2472
diff changeset
283 SDL_numhaptics = 0;
3f80bf1528b4 Properly quit the SDL_haptic subsystem.
Edgar Simo <bobbens@gmail.com>
parents: 2472
diff changeset
284
3f80bf1528b4 Properly quit the SDL_haptic subsystem.
Edgar Simo <bobbens@gmail.com>
parents: 2472
diff changeset
285 SDL_SYS_HapticQuit();
3f80bf1528b4 Properly quit the SDL_haptic subsystem.
Edgar Simo <bobbens@gmail.com>
parents: 2472
diff changeset
286 if (SDL_haptics != NULL) {
3f80bf1528b4 Properly quit the SDL_haptic subsystem.
Edgar Simo <bobbens@gmail.com>
parents: 2472
diff changeset
287 SDL_free(SDL_haptics);
3f80bf1528b4 Properly quit the SDL_haptic subsystem.
Edgar Simo <bobbens@gmail.com>
parents: 2472
diff changeset
288 SDL_haptics = NULL;
3f80bf1528b4 Properly quit the SDL_haptic subsystem.
Edgar Simo <bobbens@gmail.com>
parents: 2472
diff changeset
289 }
3f80bf1528b4 Properly quit the SDL_haptic subsystem.
Edgar Simo <bobbens@gmail.com>
parents: 2472
diff changeset
290 }
2477
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
291
2478
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
292 /*
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
293 * Returns the number of effects a haptic device has.
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
294 */
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
295 int
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
296 SDL_HapticNumEffects(SDL_Haptic * haptic)
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
297 {
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
298 if (!ValidHaptic(&haptic)) {
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
299 return -1;
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
300 }
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
301
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
302 return haptic->neffects;
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
303 }
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
304
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
305 /*
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
306 * Returns supported effects by the device.
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
307 */
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
308 unsigned int
2497
0893fbf73b3d Renamed SDL_HapticQueryEffects to SDL_HapticQuery.
Edgar Simo <bobbens@gmail.com>
parents: 2495
diff changeset
309 SDL_HapticQuery(SDL_Haptic * haptic)
2478
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
310 {
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
311 if (!ValidHaptic(&haptic)) {
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
312 return -1;
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
313 }
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
314
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
315 return haptic->supported;
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
316 }
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
317
2486
24dd8b8669fa Added SDL_HAPTIC_CUSTOM (not supported on linux).
Edgar Simo <bobbens@gmail.com>
parents: 2485
diff changeset
318 /*
24dd8b8669fa Added SDL_HAPTIC_CUSTOM (not supported on linux).
Edgar Simo <bobbens@gmail.com>
parents: 2485
diff changeset
319 * Checks to see if the device can support the effect.
24dd8b8669fa Added SDL_HAPTIC_CUSTOM (not supported on linux).
Edgar Simo <bobbens@gmail.com>
parents: 2485
diff changeset
320 */
2478
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
321 int
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
322 SDL_HapticEffectSupported(SDL_Haptic * haptic, SDL_HapticEffect * effect)
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
323 {
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
324 if (!ValidHaptic(&haptic)) {
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
325 return -1;
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
326 }
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
327
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
328 if ((haptic->supported & effect->type) != 0)
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
329 return SDL_TRUE;
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
330 return SDL_FALSE;
4fd783e0f34b Added query functions for haptic devices.
Edgar Simo <bobbens@gmail.com>
parents: 2477
diff changeset
331 }
2477
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
332
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
333 /*
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
334 * Creates a new haptic effect.
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
335 */
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
336 int
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
337 SDL_HapticNewEffect(SDL_Haptic * haptic, SDL_HapticEffect * effect)
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
338 {
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
339 int i;
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
340
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
341 /* Check for device validity. */
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
342 if (!ValidHaptic(&haptic)) {
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
343 return -1;
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
344 }
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
345
2480
b883974445fc Some more error reporting.
Edgar Simo <bobbens@gmail.com>
parents: 2479
diff changeset
346 /* Check to see if effect is supported */
b883974445fc Some more error reporting.
Edgar Simo <bobbens@gmail.com>
parents: 2479
diff changeset
347 if (SDL_HapticEffectSupported(haptic,effect)==SDL_FALSE) {
b883974445fc Some more error reporting.
Edgar Simo <bobbens@gmail.com>
parents: 2479
diff changeset
348 SDL_SetError("Haptic effect not supported by haptic device.");
b883974445fc Some more error reporting.
Edgar Simo <bobbens@gmail.com>
parents: 2479
diff changeset
349 return -1;
b883974445fc Some more error reporting.
Edgar Simo <bobbens@gmail.com>
parents: 2479
diff changeset
350 }
b883974445fc Some more error reporting.
Edgar Simo <bobbens@gmail.com>
parents: 2479
diff changeset
351
2477
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
352 /* See if there's a free slot */
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
353 for (i=0; i<haptic->neffects; i++) {
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
354 if (haptic->effects[i].hweffect == NULL) {
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
355
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
356 /* Now let the backend create the real effect */
2480
b883974445fc Some more error reporting.
Edgar Simo <bobbens@gmail.com>
parents: 2479
diff changeset
357 if (SDL_SYS_HapticNewEffect(haptic,&haptic->effects[i],effect) != 0) {
2477
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
358 return -1; /* Backend failed to create effect */
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
359 }
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
360 return i;
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
361 }
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
362 }
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
363
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
364 SDL_SetError("Haptic device has no free space left.");
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
365 return -1;
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
366 }
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
367
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
368 /*
2480
b883974445fc Some more error reporting.
Edgar Simo <bobbens@gmail.com>
parents: 2479
diff changeset
369 * Checks to see if an effect is valid.
b883974445fc Some more error reporting.
Edgar Simo <bobbens@gmail.com>
parents: 2479
diff changeset
370 */
b883974445fc Some more error reporting.
Edgar Simo <bobbens@gmail.com>
parents: 2479
diff changeset
371 static int
b883974445fc Some more error reporting.
Edgar Simo <bobbens@gmail.com>
parents: 2479
diff changeset
372 ValidEffect(SDL_Haptic * haptic, int effect)
b883974445fc Some more error reporting.
Edgar Simo <bobbens@gmail.com>
parents: 2479
diff changeset
373 {
b883974445fc Some more error reporting.
Edgar Simo <bobbens@gmail.com>
parents: 2479
diff changeset
374 if ((effect < 0) || (effect >= haptic->neffects)) {
b883974445fc Some more error reporting.
Edgar Simo <bobbens@gmail.com>
parents: 2479
diff changeset
375 SDL_SetError("Invalid haptic effect identifier.");
b883974445fc Some more error reporting.
Edgar Simo <bobbens@gmail.com>
parents: 2479
diff changeset
376 return 0;
b883974445fc Some more error reporting.
Edgar Simo <bobbens@gmail.com>
parents: 2479
diff changeset
377 }
b883974445fc Some more error reporting.
Edgar Simo <bobbens@gmail.com>
parents: 2479
diff changeset
378 return 1;
b883974445fc Some more error reporting.
Edgar Simo <bobbens@gmail.com>
parents: 2479
diff changeset
379 }
b883974445fc Some more error reporting.
Edgar Simo <bobbens@gmail.com>
parents: 2479
diff changeset
380
b883974445fc Some more error reporting.
Edgar Simo <bobbens@gmail.com>
parents: 2479
diff changeset
381 /*
2488
8e2bdbccf7ff Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2486
diff changeset
382 * Updates an effect.
8e2bdbccf7ff Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2486
diff changeset
383 */
8e2bdbccf7ff Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2486
diff changeset
384 int
8e2bdbccf7ff Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2486
diff changeset
385 SDL_HapticUpdateEffect(SDL_Haptic * haptic, int effect, SDL_HapticEffect * data)
8e2bdbccf7ff Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2486
diff changeset
386 {
8e2bdbccf7ff Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2486
diff changeset
387 if (!ValidHaptic(&haptic) || !ValidEffect(haptic,effect)) {
8e2bdbccf7ff Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2486
diff changeset
388 return -1;
8e2bdbccf7ff Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2486
diff changeset
389 }
8e2bdbccf7ff Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2486
diff changeset
390
8e2bdbccf7ff Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2486
diff changeset
391 /* Updates the effect */
8e2bdbccf7ff Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2486
diff changeset
392 if (SDL_SYS_HapticUpdateEffect(haptic,&haptic->effects[effect],data) < 0) {
8e2bdbccf7ff Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2486
diff changeset
393 return -1;
8e2bdbccf7ff Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2486
diff changeset
394 }
8e2bdbccf7ff Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2486
diff changeset
395
8e2bdbccf7ff Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2486
diff changeset
396 return 0;
8e2bdbccf7ff Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2486
diff changeset
397 }
8e2bdbccf7ff Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2486
diff changeset
398
8e2bdbccf7ff Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2486
diff changeset
399
8e2bdbccf7ff Added SDL_HapticUpdateEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2486
diff changeset
400 /*
2477
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
401 * Runs the haptic effect on the device.
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
402 */
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
403 int
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
404 SDL_HapticRunEffect(SDL_Haptic * haptic, int effect)
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
405 {
2480
b883974445fc Some more error reporting.
Edgar Simo <bobbens@gmail.com>
parents: 2479
diff changeset
406 if (!ValidHaptic(&haptic) || !ValidEffect(haptic,effect)) {
2477
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
407 return -1;
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
408 }
2479
b9eb2cfe16cd Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents: 2478
diff changeset
409
b9eb2cfe16cd Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents: 2478
diff changeset
410 /* Run the effect */
b9eb2cfe16cd Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents: 2478
diff changeset
411 if (SDL_SYS_HapticRunEffect(haptic,&haptic->effects[effect]) < 0) {
b9eb2cfe16cd Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents: 2478
diff changeset
412 return -1;
b9eb2cfe16cd Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents: 2478
diff changeset
413 }
b9eb2cfe16cd Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents: 2478
diff changeset
414
b9eb2cfe16cd Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents: 2478
diff changeset
415 return 0;
2477
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
416 }
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
417
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
418 /*
2485
67978eea6d10 Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2484
diff changeset
419 * Stops the haptic effect on the device.
67978eea6d10 Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2484
diff changeset
420 */
67978eea6d10 Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2484
diff changeset
421 int
67978eea6d10 Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2484
diff changeset
422 SDL_HapticStopEffect(SDL_Haptic * haptic, int effect)
67978eea6d10 Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2484
diff changeset
423 {
67978eea6d10 Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2484
diff changeset
424 if (!ValidHaptic(&haptic) || !ValidEffect(haptic,effect)) {
67978eea6d10 Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2484
diff changeset
425 return -1;
67978eea6d10 Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2484
diff changeset
426 }
67978eea6d10 Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2484
diff changeset
427
67978eea6d10 Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2484
diff changeset
428 /* Stop the effect */
67978eea6d10 Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2484
diff changeset
429 if (SDL_SYS_HapticStopEffect(haptic,&haptic->effects[effect]) < 0) {
67978eea6d10 Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2484
diff changeset
430 return -1;
67978eea6d10 Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2484
diff changeset
431 }
67978eea6d10 Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2484
diff changeset
432
67978eea6d10 Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2484
diff changeset
433 return 0;
67978eea6d10 Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2484
diff changeset
434 }
67978eea6d10 Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2484
diff changeset
435
67978eea6d10 Added SDL_HapticStopEffect().
Edgar Simo <bobbens@gmail.com>
parents: 2484
diff changeset
436 /*
2477
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
437 * Gets rid of a haptic effect.
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
438 */
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
439 void
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
440 SDL_HapticDestroyEffect(SDL_Haptic * haptic, int effect)
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
441 {
2480
b883974445fc Some more error reporting.
Edgar Simo <bobbens@gmail.com>
parents: 2479
diff changeset
442 if (!ValidHaptic(&haptic) || !ValidEffect(haptic,effect)) {
2477
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
443 return;
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
444 }
2479
b9eb2cfe16cd Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents: 2478
diff changeset
445
b9eb2cfe16cd Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents: 2478
diff changeset
446 /* Not allocated */
b9eb2cfe16cd Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents: 2478
diff changeset
447 if (haptic->effects[effect].hweffect == NULL) {
b9eb2cfe16cd Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents: 2478
diff changeset
448 return;
b9eb2cfe16cd Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents: 2478
diff changeset
449 }
b9eb2cfe16cd Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents: 2478
diff changeset
450
b9eb2cfe16cd Added some preliminary support for haptic effect control.
Edgar Simo <bobbens@gmail.com>
parents: 2478
diff changeset
451 SDL_SYS_HapticDestroyEffect(haptic, &haptic->effects[effect]);
2477
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
452 }
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
453
2483
9d52368ebcf5 Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents: 2480
diff changeset
454 /*
2495
66c02abeef0e Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents: 2491
diff changeset
455 * Gets the status of a haptic effect.
66c02abeef0e Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents: 2491
diff changeset
456 */
66c02abeef0e Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents: 2491
diff changeset
457 int
66c02abeef0e Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents: 2491
diff changeset
458 SDL_HapticGetEffectStatus(SDL_Haptic *haptic, int effect)
66c02abeef0e Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents: 2491
diff changeset
459 {
66c02abeef0e Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents: 2491
diff changeset
460 if (!ValidHaptic(&haptic) || !ValidEffect(haptic,effect)) {
66c02abeef0e Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents: 2491
diff changeset
461 return -1;
66c02abeef0e Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents: 2491
diff changeset
462 }
66c02abeef0e Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents: 2491
diff changeset
463
66c02abeef0e Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents: 2491
diff changeset
464 if ((haptic->supported & SDL_HAPTIC_STATUS) == 0) {
66c02abeef0e Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents: 2491
diff changeset
465 SDL_SetError("Haptic device does not support status queries.");
66c02abeef0e Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents: 2491
diff changeset
466 return -1;
66c02abeef0e Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents: 2491
diff changeset
467 }
66c02abeef0e Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents: 2491
diff changeset
468
66c02abeef0e Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents: 2491
diff changeset
469 return SDL_SYS_HapticGetEffectStatus(haptic, &haptic->effects[effect]);
66c02abeef0e Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents: 2491
diff changeset
470 }
66c02abeef0e Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents: 2491
diff changeset
471
66c02abeef0e Added SDL_HapticGetEffectStatus().
Edgar Simo <bobbens@gmail.com>
parents: 2491
diff changeset
472 /*
2483
9d52368ebcf5 Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents: 2480
diff changeset
473 * Sets the global gain of the device.
9d52368ebcf5 Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents: 2480
diff changeset
474 */
9d52368ebcf5 Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents: 2480
diff changeset
475 int
9d52368ebcf5 Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents: 2480
diff changeset
476 SDL_HapticSetGain(SDL_Haptic * haptic, int gain )
9d52368ebcf5 Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents: 2480
diff changeset
477 {
9d52368ebcf5 Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents: 2480
diff changeset
478 if (!ValidHaptic(&haptic)) {
9d52368ebcf5 Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents: 2480
diff changeset
479 return -1;
9d52368ebcf5 Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents: 2480
diff changeset
480 }
2477
97f75ea43a93 Starting to add infrastructure to handle haptic effects.
Edgar Simo <bobbens@gmail.com>
parents: 2476
diff changeset
481
2484
666472fd4cb0 HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents: 2483
diff changeset
482 if ((haptic->supported & SDL_HAPTIC_GAIN) == 0) {
666472fd4cb0 HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents: 2483
diff changeset
483 SDL_SetError("Haptic device does not support setting gain.");
666472fd4cb0 HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents: 2483
diff changeset
484 return -1;
666472fd4cb0 HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents: 2483
diff changeset
485 }
666472fd4cb0 HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents: 2483
diff changeset
486
2483
9d52368ebcf5 Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents: 2480
diff changeset
487 if ((gain < 0) || (gain > 100)) {
9d52368ebcf5 Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents: 2480
diff changeset
488 SDL_SetError("Haptic gain must be between 0 and 100.");
9d52368ebcf5 Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents: 2480
diff changeset
489 return -1;
9d52368ebcf5 Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents: 2480
diff changeset
490 }
9d52368ebcf5 Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents: 2480
diff changeset
491
9d52368ebcf5 Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents: 2480
diff changeset
492 if (SDL_SYS_HapticSetGain(haptic,gain) < 0) {
9d52368ebcf5 Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents: 2480
diff changeset
493 return -1;
9d52368ebcf5 Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents: 2480
diff changeset
494 }
9d52368ebcf5 Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents: 2480
diff changeset
495
9d52368ebcf5 Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents: 2480
diff changeset
496 return 0;
9d52368ebcf5 Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents: 2480
diff changeset
497 }
9d52368ebcf5 Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents: 2480
diff changeset
498
2484
666472fd4cb0 HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents: 2483
diff changeset
499 /*
666472fd4cb0 HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents: 2483
diff changeset
500 * Makes the device autocenter, 0 disables.
666472fd4cb0 HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents: 2483
diff changeset
501 */
666472fd4cb0 HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents: 2483
diff changeset
502 int
666472fd4cb0 HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents: 2483
diff changeset
503 SDL_HapticSetAutocenter(SDL_Haptic * haptic, int autocenter )
666472fd4cb0 HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents: 2483
diff changeset
504 {
666472fd4cb0 HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents: 2483
diff changeset
505 if (!ValidHaptic(&haptic)) {
666472fd4cb0 HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents: 2483
diff changeset
506 return -1;
666472fd4cb0 HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents: 2483
diff changeset
507 }
2483
9d52368ebcf5 Setting effects memory to 0.
Edgar Simo <bobbens@gmail.com>
parents: 2480
diff changeset
508
2484
666472fd4cb0 HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents: 2483
diff changeset
509 if ((haptic->supported & SDL_HAPTIC_AUTOCENTER) == 0) {
666472fd4cb0 HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents: 2483
diff changeset
510 SDL_SetError("Haptic device does not support setting autocenter.");
666472fd4cb0 HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents: 2483
diff changeset
511 return -1;
666472fd4cb0 HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents: 2483
diff changeset
512 }
666472fd4cb0 HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents: 2483
diff changeset
513
666472fd4cb0 HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents: 2483
diff changeset
514 if ((autocenter < 0) || (autocenter > 100)) {
666472fd4cb0 HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents: 2483
diff changeset
515 SDL_SetError("Haptic autocenter must be between 0 and 100.");
666472fd4cb0 HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents: 2483
diff changeset
516 return -1;
666472fd4cb0 HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents: 2483
diff changeset
517 }
666472fd4cb0 HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents: 2483
diff changeset
518
666472fd4cb0 HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents: 2483
diff changeset
519 if (SDL_SYS_HapticSetAutocenter(haptic,autocenter) < 0) {
666472fd4cb0 HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents: 2483
diff changeset
520 return -1;
666472fd4cb0 HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents: 2483
diff changeset
521 }
666472fd4cb0 HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents: 2483
diff changeset
522
666472fd4cb0 HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents: 2483
diff changeset
523 return 0;
666472fd4cb0 HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents: 2483
diff changeset
524 }
666472fd4cb0 HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents: 2483
diff changeset
525
666472fd4cb0 HapticSetGain checks to see if device supports it.
Edgar Simo <bobbens@gmail.com>
parents: 2483
diff changeset
526