sdl-ios-xcode: src/haptic/SDL

annotate src/haptic/SDL_haptic.c @ 2490:be9b206d44af gsoc2008_force_feedback

Some more error checking. Implemented SDL_HapticOpenFromJoystick().

author	Edgar Simo <bobbens@gmail.com>
date	Wed, 02 Jul 2008 09:52:44 +0000
parents	96adc8025331
children	10bc7aaf5114

rev	line source
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	1 /*
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	2 SDL - Simple DirectMedia Layer
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	3 Copyright (C) 2008 Edgar Simo
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	4
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	5 This library is free software; you can redistribute it and/or
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	6 modify it under the terms of the GNU Lesser General Public
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	7 License as published by the Free Software Foundation; either
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	8 version 2.1 of the License, or (at your option) any later version.
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	9
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	10 This library is distributed in the hope that it will be useful,
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	11 but WITHOUT ANY WARRANTY; without even the implied warranty of
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	13 Lesser General Public License for more details.
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	14
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	15 You should have received a copy of the GNU Lesser General Public
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	16 License along with this library; if not, write to the Free Software
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	18
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	19 Sam Lantinga
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	20 slouken@libsdl.org
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	21 */
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	22 #include "SDL_config.h"
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	23
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	24 #include "SDL_haptic_c.h"
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	25 #include "SDL_syshaptic.h"
2489 96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	26 #include "../joystick/SDL_joystick_c.h" /* For SDL_PrivateJoystickValid */
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	27
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	28
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	29 static Uint8 SDL_numhaptics = 0;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	30 SDL_Haptic **SDL_haptics = NULL;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	31 static SDL_Haptic *default_haptic = NULL;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	32
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	33
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	34 /*
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	35 * Initializes the Haptic devices.
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	36 */
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	37 int
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	38 SDL_HapticInit(void)
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	39 {
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	40 int arraylen;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	41 int status;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	42
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	43 SDL_numhaptics = 0;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	44 status = SDL_SYS_HapticInit();
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	45 if (status >= 0) {
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	46 arraylen = (status + 1) * sizeof(*SDL_haptics);
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	47 SDL_haptics = (SDL_Haptic **) SDL_malloc(arraylen);
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	48 if (SDL_haptics == NULL) {
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	49 SDL_numhaptics = 0;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	50 } else {
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	51 SDL_memset(SDL_haptics, 0, arraylen);
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	52 SDL_numhaptics = status;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	53 }
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	54 status = 0;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	55 }
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	56 default_haptic = NULL;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	57
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	58 return status;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	59 }
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	60
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	61
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	62 /*
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	63 * Returns the number of available devices.
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	64 */
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	65 int
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	66 SDL_NumHaptics(void)
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	67 {
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	68 return SDL_numhaptics;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	69 }
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	70
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	71
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	72 /*
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	73 * Gets the name of a Haptic device by index.
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	74 */
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	75 const char *
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	76 SDL_HapticName(int device_index)
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	77 {
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	78 if ((device_index < 0) \|\| (device_index >= SDL_numhaptics)) {
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	79 SDL_SetError("There are %d haptic devices available", SDL_numhaptics);
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	80 return NULL;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	81 }
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	82 return SDL_SYS_HapticName(device_index);
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	83 }
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	84
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	85
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	86 /*
2475 4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	87 * Opens a Haptic device.
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	88 */
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	89 SDL_Haptic *
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	90 SDL_HapticOpen(int device_index)
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	91 {
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	92 int i;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	93 SDL_Haptic *haptic;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	94
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	95 if ((device_index < 0) \|\| (device_index >= SDL_numhaptics)) {
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	96 SDL_SetError("There are %d haptic devices available", SDL_numhaptics);
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	97 return NULL;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	98 }
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	99
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	100 /* If the haptic is already open, return it */
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	101 for (i=0; SDL_haptics[i]; i++) {
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	102 if (device_index == SDL_haptics[i]->index) {
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	103 haptic = SDL_haptics[i];
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	104 ++haptic->ref_count;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	105 return haptic;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	106 }
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	107 }
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	108
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	109 /* Create the haptic device */
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	110 haptic = (SDL_Haptic ) SDL_malloc((sizeof haptic));
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	111 if (haptic == NULL) {
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	112 SDL_OutOfMemory();
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	113 return NULL;
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	114 }
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	115
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	116 /* Initialize the haptic device */
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	117 SDL_memset(haptic, 0, (sizeof *haptic));
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	118 haptic->index = device_index;
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	119 if (SDL_SYS_HapticOpen(haptic) < 0) {
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	120 SDL_free(haptic);
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	121 return NULL;
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	122 }
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	123
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	124 /* Add haptic to list */
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	125 ++haptic->ref_count;
2490 be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	126 for (i=0; SDL_haptics[i]; i++)
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	127 /* Skip to next haptic */ ;
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	128 SDL_haptics[i] = haptic;
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	129
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	130 return haptic;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	131 }
2474 3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	132
3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	133
2475 4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	134 /*
2489 96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	135 * 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	136 */
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	137 int
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	138 SDL_JoystickIsHaptic(SDL_Joystick * joystick)
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	139 {
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	140 int ret;
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	141
2490 be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	142 /* Must be a valid joystick */
2489 96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	143 if (!SDL_PrivateJoystickValid(&joystick)) {
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	144 return -1;
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	145 }
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	146
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	147 ret = SDL_SYS_JoystickIsHaptic(joystick);
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	148
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	149 if (ret > 0) return SDL_TRUE;
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	150 else if (ret == 0) return SDL_FALSE;
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	151 else return -1;
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	152 }
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	153
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	154
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	155 /*
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	156 * Opens a haptic device from a joystick.
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	157 */
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	158 SDL_Haptic *
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	159 SDL_HapticOpenFromJoystick(SDL_Joystick * joystick)
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	160 {
2490 be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	161 int i;
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	162 SDL_Haptic *haptic;
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	163
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	164 /* Must be a valid joystick */
2489 96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	165 if (!SDL_PrivateJoystickValid(&joystick)) {
2490 be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	166 return NULL;
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	167 }
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	168
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	169 /* Joystick must be haptic */
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	170 if (SDL_SYS_JoystickIsHaptic(joystick) <= 0) {
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	171 return NULL;
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	172 }
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	173
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	174 /* Check to see if joystick's haptic is already open */
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	175 for (i=0; SDL_haptics[i]; i++) {
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	176 if (SDL_SYS_JoystickSameHaptic(&SDL_haptics[i],joystick)) {
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	177 haptic = SDL_haptics[i];
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	178 ++haptic->ref_count;
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	179 return haptic;
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	180 }
2489 96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	181 }
2490 be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	182
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	183 /* Create the haptic device */
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	184 haptic = (SDL_Haptic ) SDL_malloc((sizeof haptic));
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	185 if (haptic == NULL) {
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	186 SDL_OutOfMemory();
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	187 return NULL;
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	188 }
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	189
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	190 /* Initialize the haptic device */
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	191 SDL_memset(haptic, 0, (sizeof *haptic));
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	192 if (SDL_SYS_HapticOpenFromJoystick(haptic,joystick) < 0) {
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	193 SDL_free(haptic);
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	194 return NULL;
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	195 }
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	196
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	197 /* Add haptic to list */
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	198 ++haptic->ref_count;
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	199 for (i=0; SDL_haptics[i]; i++)
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	200 /* Skip to next haptic */ ;
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	201 SDL_haptics[i] = haptic;
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	202
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	203 return haptic;
2489 96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	204 }
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	205
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	206
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	207 /*
2476 242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	208 * Checks to see if the haptic device is valid
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	209 */
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	210 static int
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	211 ValidHaptic(SDL_Haptic ** haptic)
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	212 {
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	213 int valid;
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	214
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	215 if (*haptic == NULL) {
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	216 SDL_SetError("Haptic device hasn't been opened yet");
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	217 valid = 0;
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	218 } else {
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	219 valid = 1;
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	220 }
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	221 return valid;
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	222 }
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	223
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	224
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	225 /*
2475 4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	226 * Closes a SDL_Haptic device.
4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	227 */
4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	228 void
4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	229 SDL_HapticClose(SDL_Haptic * haptic)
4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	230 {
2476 242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	231 int i;
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	232
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	233 /* Must be valid */
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	234 if (!ValidHaptic(&haptic)) {
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	235 return;
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	236 }
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	237
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	238 /* Check if it's still in use */
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	239 if (--haptic->ref_count < 0) {
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	240 return;
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	241 }
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	242
2480 b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	243 /* Close it, properly removing effects if needed */
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	244 for (i=0; i<haptic->neffects; i++) {
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	245 if (haptic->effects[i].hweffect != NULL) {
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	246 SDL_HapticDestroyEffect(haptic,i);
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	247 }
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	248 }
2476 242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	249 SDL_SYS_HapticClose(haptic);
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 /* Remove from the list */
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	252 for (i = 0; SDL_haptics[i]; ++i) {
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	253 if (haptic == SDL_haptics[i]) {
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	254 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	255 (SDL_numhaptics - i) * sizeof(haptic));
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	256 break;
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	257 }
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	258 }
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	259
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	260 /* Free */
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	261 SDL_free(haptic);
2475 4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	262 }
4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	263
4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	264 /*
4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	265 * Cleans up after the subsystem.
4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	266 */
2474 3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	267 void
3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	268 SDL_HapticQuit(void)
3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	269 {
3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	270 SDL_numhaptics = 0;
3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	271
3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	272 SDL_SYS_HapticQuit();
3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	273 if (SDL_haptics != NULL) {
3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	274 SDL_free(SDL_haptics);
3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	275 SDL_haptics = NULL;
3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	276 }
3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	277 }
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	278
2478 4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	279 /*
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	280 * 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	281 */
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	282 int
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	283 SDL_HapticNumEffects(SDL_Haptic * haptic)
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	284 {
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	285 if (!ValidHaptic(&haptic)) {
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	286 return -1;
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	287 }
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	288
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	289 return haptic->neffects;
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	290 }
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	291
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 supported effects by the device.
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 unsigned int
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	296 SDL_HapticQueryEffects(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->supported;
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
2486 24dd8b8669fa Added SDL_HAPTIC_CUSTOM (not supported on linux). Edgar Simo <bobbens@gmail.com> parents: 2485 diff changeset	305 /*
24dd8b8669fa Added SDL_HAPTIC_CUSTOM (not supported on linux). Edgar Simo <bobbens@gmail.com> parents: 2485 diff changeset	306 * 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	307 */
2478 4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	308 int
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	309 SDL_HapticEffectSupported(SDL_Haptic * haptic, SDL_HapticEffect * effect)
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 if ((haptic->supported & effect->type) != 0)
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	316 return SDL_TRUE;
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	317 return SDL_FALSE;
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	318 }
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	319
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	320 /*
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	321 * Creates a new haptic effect.
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	322 */
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	323 int
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	324 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	325 {
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	326 int i;
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	327
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	328 /* Check for device validity. */
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	329 if (!ValidHaptic(&haptic)) {
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	330 return -1;
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	331 }
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	332
2480 b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	333 /* Check to see if effect is supported */
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	334 if (SDL_HapticEffectSupported(haptic,effect)==SDL_FALSE) {
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	335 SDL_SetError("Haptic effect not supported by haptic device.");
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	336 return -1;
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	337 }
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	338
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	339 /* 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	340 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	341 if (haptic->effects[i].hweffect == NULL) {
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	342
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	343 /* Now let the backend create the real effect */
2480 b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	344 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	345 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	346 }
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	347 return i;
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	348 }
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	349 }
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	350
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	351 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	352 return -1;
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	353 }
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	354
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	355 /*
2480 b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	356 * Checks to see if an effect is valid.
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	357 */
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	358 static int
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	359 ValidEffect(SDL_Haptic * haptic, int effect)
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	360 {
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	361 if ((effect < 0) \|\| (effect >= haptic->neffects)) {
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	362 SDL_SetError("Invalid haptic effect identifier.");
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	363 return 0;
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	364 }
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	365 return 1;
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	366 }
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	367
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	368 /*
2488 8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	369 * Updates an effect.
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	370 */
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	371 int
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	372 SDL_HapticUpdateEffect(SDL_Haptic * haptic, int effect, SDL_HapticEffect * data)
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	373 {
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	374 if (!ValidHaptic(&haptic) \|\| !ValidEffect(haptic,effect)) {
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	375 return -1;
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	376 }
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	377
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	378 /* Updates the effect */
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	379 if (SDL_SYS_HapticUpdateEffect(haptic,&haptic->effects[effect],data) < 0) {
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	380 return -1;
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	381 }
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	382
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	383 return 0;
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	384 }
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	385
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 /*
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	388 * 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	389 */
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	390 int
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	391 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	392 {
2480 b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	393 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	394 return -1;
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	395 }
2479 b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	396
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	397 /* Run the effect */
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	398 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	399 return -1;
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	400 }
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	401
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	402 return 0;
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	403 }
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	404
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	405 /*
2485 67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	406 * Stops the haptic effect on the device.
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	407 */
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	408 int
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	409 SDL_HapticStopEffect(SDL_Haptic * haptic, int effect)
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	410 {
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	411 if (!ValidHaptic(&haptic) \|\| !ValidEffect(haptic,effect)) {
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	412 return -1;
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	413 }
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	414
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	415 /* Stop the effect */
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	416 if (SDL_SYS_HapticStopEffect(haptic,&haptic->effects[effect]) < 0) {
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	417 return -1;
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	418 }
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	419
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	420 return 0;
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	421 }
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	422
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	423 /*
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	424 * Gets rid of a haptic effect.
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	425 */
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	426 void
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	427 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	428 {
2480 b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	429 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	430 return;
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	431 }
2479 b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	432
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	433 /* Not allocated */
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	434 if (haptic->effects[effect].hweffect == NULL) {
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	435 return;
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	436 }
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	437
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	438 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	439 }
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	440
2483 9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	441 /*
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	442 * Sets the global gain of the device.
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	443 */
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	444 int
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	445 SDL_HapticSetGain(SDL_Haptic * haptic, int gain )
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	446 {
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	447 if (!ValidHaptic(&haptic)) {
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	448 return -1;
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	449 }
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	450
2484 666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	451 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	452 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	453 return -1;
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	454 }
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	455
2483 9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	456 if ((gain < 0) \|\| (gain > 100)) {
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	457 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	458 return -1;
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	459 }
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	460
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	461 if (SDL_SYS_HapticSetGain(haptic,gain) < 0) {
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	462 return -1;
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	463 }
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	464
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	465 return 0;
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	466 }
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	467
2484 666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	468 /*
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	469 * Makes the device autocenter, 0 disables.
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	470 */
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	471 int
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	472 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	473 {
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	474 if (!ValidHaptic(&haptic)) {
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	475 return -1;
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	476 }
2483 9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	477
2484 666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	478 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	479 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	480 return -1;
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	481 }
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	482
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	483 if ((autocenter < 0) \|\| (autocenter > 100)) {
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	484 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	485 return -1;
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	486 }
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	487
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	488 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	489 return -1;
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	490 }
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	491
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	492 return 0;
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	493 }
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	494
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	495

Mercurial > sdl-ios-xcode

annotate src/haptic/SDL_haptic.c @ 2490:be9b206d44af gsoc2008_force_feedback