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annotate src/joystick/linux/SDL_sysjoystick_c.h @ 2489:96adc8025331 gsoc2008_force_feedback

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Exposed some of the joystick stuff to the haptic subsystem. Added SDL_JoystickIsHaptic().
author Edgar Simo <bobbens@gmail.com>
date Wed, 02 Jul 2008 08:24:35 +0000
parents
children be9b206d44af
rev   line source
2489
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem.
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2006 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Lesser General Public
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7 License as published by the Free Software Foundation; either
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8 version 2.1 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Lesser General Public License for more details.
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14
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15 You should have received a copy of the GNU Lesser General Public
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16 License along with this library; if not, write to the Free Software
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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18
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22
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23 #if SDL_INPUT_LINUXEV
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24 #include <linux/input.h>
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25 #endif
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26
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27 /* The private structure used to keep track of a joystick */
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28 struct joystick_hwdata
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29 {
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30 int fd;
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31 /* The current linux joystick driver maps hats to two axes */
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32 struct hwdata_hat
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33 {
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34 int axis[2];
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35 } *hats;
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36 /* The current linux joystick driver maps balls to two axes */
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37 struct hwdata_ball
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38 {
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39 int axis[2];
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40 } *balls;
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41
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42 /* Support for the Linux 2.4 unified input interface */
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43 #if SDL_INPUT_LINUXEV
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44 SDL_bool is_hid;
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45 Uint8 key_map[KEY_MAX - BTN_MISC];
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46 Uint8 abs_map[ABS_MAX];
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47 struct axis_correct
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48 {
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49 int used;
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50 int coef[3];
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51 } abs_correct[ABS_MAX];
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52 #endif
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53 };