sdl-ios-xcode: src/haptic/SDL

annotate src/haptic/SDL_haptic.c @ 2507:8ef1d0f4d0c1 gsoc2008_force_feedback

Gain is set to max on haptic device open. Autocenter is disabled on haptic device open. Maximum gain can be set by SDL_HAPTIC_GAIN_MAX.

author	Edgar Simo <bobbens@gmail.com>
date	Tue, 08 Jul 2008 19:55:12 +0000
parents	ba8e99fe92c1
children	ef147ee4896c

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_syshaptic.h"
2489 96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	25 #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	26
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 static Uint8 SDL_numhaptics = 0;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	29 SDL_Haptic **SDL_haptics = NULL;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	30 static SDL_Haptic *default_haptic = NULL;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	31
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 * Initializes the Haptic devices.
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	35 */
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	36 int
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	37 SDL_HapticInit(void)
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	38 {
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	39 int arraylen;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	40 int status;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	41
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	42 SDL_numhaptics = 0;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	43 status = SDL_SYS_HapticInit();
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	44 if (status >= 0) {
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	45 arraylen = (status + 1) * sizeof(*SDL_haptics);
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	46 SDL_haptics = (SDL_Haptic **) SDL_malloc(arraylen);
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	47 if (SDL_haptics == NULL) {
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	48 SDL_numhaptics = 0;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	49 } else {
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	50 SDL_memset(SDL_haptics, 0, arraylen);
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	51 SDL_numhaptics = status;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	52 }
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	53 status = 0;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	54 }
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	55 default_haptic = NULL;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	56
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	57 return status;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	58 }
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 /*
2505 abfcba0f3bd1 Added SDL_HapticIndex. Edgar Simo <bobbens@gmail.com> parents: 2497 diff changeset	62 * Checks to see if the haptic device is valid
abfcba0f3bd1 Added SDL_HapticIndex. Edgar Simo <bobbens@gmail.com> parents: 2497 diff changeset	63 */
abfcba0f3bd1 Added SDL_HapticIndex. Edgar Simo <bobbens@gmail.com> parents: 2497 diff changeset	64 static int
abfcba0f3bd1 Added SDL_HapticIndex. Edgar Simo <bobbens@gmail.com> parents: 2497 diff changeset	65 ValidHaptic(SDL_Haptic ** haptic)
abfcba0f3bd1 Added SDL_HapticIndex. Edgar Simo <bobbens@gmail.com> parents: 2497 diff changeset	66 {
abfcba0f3bd1 Added SDL_HapticIndex. Edgar Simo <bobbens@gmail.com> parents: 2497 diff changeset	67 int valid;
abfcba0f3bd1 Added SDL_HapticIndex. Edgar Simo <bobbens@gmail.com> parents: 2497 diff changeset	68
abfcba0f3bd1 Added SDL_HapticIndex. Edgar Simo <bobbens@gmail.com> parents: 2497 diff changeset	69 if (*haptic == NULL) {
abfcba0f3bd1 Added SDL_HapticIndex. Edgar Simo <bobbens@gmail.com> parents: 2497 diff changeset	70 SDL_SetError("Haptic device hasn't been opened yet");
abfcba0f3bd1 Added SDL_HapticIndex. Edgar Simo <bobbens@gmail.com> parents: 2497 diff changeset	71 valid = 0;
abfcba0f3bd1 Added SDL_HapticIndex. Edgar Simo <bobbens@gmail.com> parents: 2497 diff changeset	72 } else {
abfcba0f3bd1 Added SDL_HapticIndex. Edgar Simo <bobbens@gmail.com> parents: 2497 diff changeset	73 valid = 1;
abfcba0f3bd1 Added SDL_HapticIndex. Edgar Simo <bobbens@gmail.com> parents: 2497 diff changeset	74 }
abfcba0f3bd1 Added SDL_HapticIndex. Edgar Simo <bobbens@gmail.com> parents: 2497 diff changeset	75 return valid;
abfcba0f3bd1 Added SDL_HapticIndex. Edgar Simo <bobbens@gmail.com> parents: 2497 diff changeset	76 }
abfcba0f3bd1 Added SDL_HapticIndex. Edgar Simo <bobbens@gmail.com> parents: 2497 diff changeset	77
abfcba0f3bd1 Added SDL_HapticIndex. Edgar Simo <bobbens@gmail.com> parents: 2497 diff changeset	78
abfcba0f3bd1 Added SDL_HapticIndex. Edgar Simo <bobbens@gmail.com> parents: 2497 diff changeset	79 /*
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	80 * Returns the number of available devices.
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 int
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	83 SDL_NumHaptics(void)
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 return SDL_numhaptics;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	86 }
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	87
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 /*
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	90 * 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	91 */
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	92 const char *
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	93 SDL_HapticName(int device_index)
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 return SDL_SYS_HapticName(device_index);
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	100 }
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	101
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	102
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	103 /*
2475 4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	104 * Opens a Haptic device.
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	105 */
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	106 SDL_Haptic *
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	107 SDL_HapticOpen(int device_index)
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	108 {
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	109 int i;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	110 SDL_Haptic *haptic;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	111
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	112 if ((device_index < 0) \|\| (device_index >= SDL_numhaptics)) {
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	113 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	114 return NULL;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	115 }
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	116
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	117 /* 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	118 for (i=0; SDL_haptics[i]; i++) {
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	119 if (device_index == SDL_haptics[i]->index) {
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	120 haptic = SDL_haptics[i];
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	121 ++haptic->ref_count;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	122 return haptic;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	123 }
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	124 }
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	125
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	126 /* Create the haptic device */
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	127 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	128 if (haptic == NULL) {
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	129 SDL_OutOfMemory();
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	130 return NULL;
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	131 }
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	132
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	133 /* Initialize the haptic device */
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	134 SDL_memset(haptic, 0, (sizeof *haptic));
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	135 haptic->index = device_index;
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	136 if (SDL_SYS_HapticOpen(haptic) < 0) {
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	137 SDL_free(haptic);
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	138 return NULL;
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	139 }
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	140
2507 8ef1d0f4d0c1 Gain is set to max on haptic device open. Edgar Simo <bobbens@gmail.com> parents: 2506 diff changeset	141 /* Disable autocenter and set gain to max. */
8ef1d0f4d0c1 Gain is set to max on haptic device open. Edgar Simo <bobbens@gmail.com> parents: 2506 diff changeset	142 if (haptic->supported & SDL_HAPTIC_GAIN)
8ef1d0f4d0c1 Gain is set to max on haptic device open. Edgar Simo <bobbens@gmail.com> parents: 2506 diff changeset	143 SDL_HapticSetGain(haptic,100);
8ef1d0f4d0c1 Gain is set to max on haptic device open. Edgar Simo <bobbens@gmail.com> parents: 2506 diff changeset	144 if (haptic->supported & SDL_HAPTIC_AUTOCENTER)
8ef1d0f4d0c1 Gain is set to max on haptic device open. Edgar Simo <bobbens@gmail.com> parents: 2506 diff changeset	145 SDL_HapticSetAutocenter(haptic,0);
8ef1d0f4d0c1 Gain is set to max on haptic device open. Edgar Simo <bobbens@gmail.com> parents: 2506 diff changeset	146
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	147 /* Add haptic to list */
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	148 ++haptic->ref_count;
2490 be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	149 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	150 /* Skip to next haptic */ ;
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	151 SDL_haptics[i] = haptic;
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	152
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	153 return haptic;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	154 }
2474 3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	155
3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	156
2475 4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	157 /*
2506 ba8e99fe92c1 Added SDL_HapticOpened(). Edgar Simo <bobbens@gmail.com> parents: 2505 diff changeset	158 * Returns 1 if the device has been opened.
ba8e99fe92c1 Added SDL_HapticOpened(). Edgar Simo <bobbens@gmail.com> parents: 2505 diff changeset	159 */
ba8e99fe92c1 Added SDL_HapticOpened(). Edgar Simo <bobbens@gmail.com> parents: 2505 diff changeset	160 int
ba8e99fe92c1 Added SDL_HapticOpened(). Edgar Simo <bobbens@gmail.com> parents: 2505 diff changeset	161 SDL_HapticOpened(int device_index)
ba8e99fe92c1 Added SDL_HapticOpened(). Edgar Simo <bobbens@gmail.com> parents: 2505 diff changeset	162 {
ba8e99fe92c1 Added SDL_HapticOpened(). Edgar Simo <bobbens@gmail.com> parents: 2505 diff changeset	163 int i, opened;
ba8e99fe92c1 Added SDL_HapticOpened(). Edgar Simo <bobbens@gmail.com> parents: 2505 diff changeset	164
ba8e99fe92c1 Added SDL_HapticOpened(). Edgar Simo <bobbens@gmail.com> parents: 2505 diff changeset	165 opened = 0;
ba8e99fe92c1 Added SDL_HapticOpened(). Edgar Simo <bobbens@gmail.com> parents: 2505 diff changeset	166 for (i=0; SDL_haptics[i]; i++) {
ba8e99fe92c1 Added SDL_HapticOpened(). Edgar Simo <bobbens@gmail.com> parents: 2505 diff changeset	167 if (SDL_haptics[i]->index == (Uint8) device_index) {
ba8e99fe92c1 Added SDL_HapticOpened(). Edgar Simo <bobbens@gmail.com> parents: 2505 diff changeset	168 opened = 1;
ba8e99fe92c1 Added SDL_HapticOpened(). Edgar Simo <bobbens@gmail.com> parents: 2505 diff changeset	169 break;
ba8e99fe92c1 Added SDL_HapticOpened(). Edgar Simo <bobbens@gmail.com> parents: 2505 diff changeset	170 }
ba8e99fe92c1 Added SDL_HapticOpened(). Edgar Simo <bobbens@gmail.com> parents: 2505 diff changeset	171 }
ba8e99fe92c1 Added SDL_HapticOpened(). Edgar Simo <bobbens@gmail.com> parents: 2505 diff changeset	172 return opened;
ba8e99fe92c1 Added SDL_HapticOpened(). Edgar Simo <bobbens@gmail.com> parents: 2505 diff changeset	173 }
ba8e99fe92c1 Added SDL_HapticOpened(). Edgar Simo <bobbens@gmail.com> parents: 2505 diff changeset	174
ba8e99fe92c1 Added SDL_HapticOpened(). Edgar Simo <bobbens@gmail.com> parents: 2505 diff changeset	175
ba8e99fe92c1 Added SDL_HapticOpened(). Edgar Simo <bobbens@gmail.com> parents: 2505 diff changeset	176 /*
2505 abfcba0f3bd1 Added SDL_HapticIndex. Edgar Simo <bobbens@gmail.com> parents: 2497 diff changeset	177 * Returns the index to a haptic device.
abfcba0f3bd1 Added SDL_HapticIndex. Edgar Simo <bobbens@gmail.com> parents: 2497 diff changeset	178 */
abfcba0f3bd1 Added SDL_HapticIndex. Edgar Simo <bobbens@gmail.com> parents: 2497 diff changeset	179 int
abfcba0f3bd1 Added SDL_HapticIndex. Edgar Simo <bobbens@gmail.com> parents: 2497 diff changeset	180 SDL_HapticIndex(SDL_Haptic * haptic)
abfcba0f3bd1 Added SDL_HapticIndex. Edgar Simo <bobbens@gmail.com> parents: 2497 diff changeset	181 {
abfcba0f3bd1 Added SDL_HapticIndex. Edgar Simo <bobbens@gmail.com> parents: 2497 diff changeset	182 if (!ValidHaptic(&haptic)) {
abfcba0f3bd1 Added SDL_HapticIndex. Edgar Simo <bobbens@gmail.com> parents: 2497 diff changeset	183 return -1;
abfcba0f3bd1 Added SDL_HapticIndex. Edgar Simo <bobbens@gmail.com> parents: 2497 diff changeset	184 }
abfcba0f3bd1 Added SDL_HapticIndex. Edgar Simo <bobbens@gmail.com> parents: 2497 diff changeset	185
abfcba0f3bd1 Added SDL_HapticIndex. Edgar Simo <bobbens@gmail.com> parents: 2497 diff changeset	186 return haptic->index;
abfcba0f3bd1 Added SDL_HapticIndex. Edgar Simo <bobbens@gmail.com> parents: 2497 diff changeset	187 }
abfcba0f3bd1 Added SDL_HapticIndex. Edgar Simo <bobbens@gmail.com> parents: 2497 diff changeset	188
abfcba0f3bd1 Added SDL_HapticIndex. Edgar Simo <bobbens@gmail.com> parents: 2497 diff changeset	189
abfcba0f3bd1 Added SDL_HapticIndex. Edgar Simo <bobbens@gmail.com> parents: 2497 diff changeset	190 /*
2489 96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	191 * 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	192 */
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	193 int
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	194 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	195 {
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	196 int ret;
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	197
2490 be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	198 /* 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	199 if (!SDL_PrivateJoystickValid(&joystick)) {
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	200 return -1;
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	201 }
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	202
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	203 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	204
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	205 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	206 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	207 else return -1;
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	208 }
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	209
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	210
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	211 /*
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	212 * 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	213 */
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	214 SDL_Haptic *
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	215 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	216 {
2490 be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	217 int i;
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	218 SDL_Haptic *haptic;
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	219
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	220 /* 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	221 if (!SDL_PrivateJoystickValid(&joystick)) {
2490 be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	222 return NULL;
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	223 }
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	224
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	225 /* Joystick must be haptic */
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	226 if (SDL_SYS_JoystickIsHaptic(joystick) <= 0) {
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	227 return NULL;
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	228 }
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	229
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	230 /* Check to see if joystick's haptic is already open */
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	231 for (i=0; SDL_haptics[i]; i++) {
2491 10bc7aaf5114 Commented SDL_syshaptic.h. Edgar Simo <bobbens@gmail.com> parents: 2490 diff changeset	232 if (SDL_SYS_JoystickSameHaptic(SDL_haptics[i],joystick)) {
2490 be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	233 haptic = SDL_haptics[i];
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	234 ++haptic->ref_count;
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	235 return haptic;
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	236 }
2489 96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	237 }
2490 be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	238
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	239 /* Create the haptic device */
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	240 haptic = (SDL_Haptic ) SDL_malloc((sizeof haptic));
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	241 if (haptic == NULL) {
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	242 SDL_OutOfMemory();
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	243 return NULL;
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	244 }
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	245
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	246 /* Initialize the haptic device */
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	247 SDL_memset(haptic, 0, (sizeof *haptic));
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	248 if (SDL_SYS_HapticOpenFromJoystick(haptic,joystick) < 0) {
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	249 SDL_free(haptic);
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	250 return NULL;
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	251 }
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	252
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	253 /* Add haptic to list */
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	254 ++haptic->ref_count;
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	255 for (i=0; SDL_haptics[i]; i++)
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	256 /* Skip to next haptic */ ;
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	257 SDL_haptics[i] = haptic;
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	258
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	259 return haptic;
2489 96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	260 }
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	261
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	262
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	263 /*
2475 4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	264 * Closes a SDL_Haptic device.
4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	265 */
4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	266 void
4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	267 SDL_HapticClose(SDL_Haptic * haptic)
4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	268 {
2476 242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	269 int i;
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 /* Must be valid */
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	272 if (!ValidHaptic(&haptic)) {
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	273 return;
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	274 }
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	275
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	276 /* Check if it's still in use */
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	277 if (--haptic->ref_count < 0) {
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	278 return;
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	279 }
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	280
2480 b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	281 /* Close it, properly removing effects if needed */
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	282 for (i=0; i<haptic->neffects; i++) {
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	283 if (haptic->effects[i].hweffect != NULL) {
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	284 SDL_HapticDestroyEffect(haptic,i);
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	285 }
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	286 }
2476 242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	287 SDL_SYS_HapticClose(haptic);
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	288
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	289 /* Remove from the list */
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	290 for (i = 0; SDL_haptics[i]; ++i) {
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	291 if (haptic == SDL_haptics[i]) {
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	292 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	293 (SDL_numhaptics - i) * sizeof(haptic));
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	294 break;
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	295 }
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	296 }
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	297
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	298 /* Free */
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	299 SDL_free(haptic);
2475 4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	300 }
4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	301
4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	302 /*
4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	303 * Cleans up after the subsystem.
4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	304 */
2474 3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	305 void
3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	306 SDL_HapticQuit(void)
3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	307 {
3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	308 SDL_numhaptics = 0;
3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	309
3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	310 SDL_SYS_HapticQuit();
3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	311 if (SDL_haptics != NULL) {
3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	312 SDL_free(SDL_haptics);
3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	313 SDL_haptics = NULL;
3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	314 }
3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	315 }
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	316
2478 4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	317 /*
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	318 * 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	319 */
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	320 int
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	321 SDL_HapticNumEffects(SDL_Haptic * haptic)
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	322 {
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	323 if (!ValidHaptic(&haptic)) {
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	324 return -1;
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	325 }
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 return haptic->neffects;
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	328 }
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	329
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	330 /*
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	331 * Returns supported effects by the device.
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	332 */
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	333 unsigned int
2497 0893fbf73b3d Renamed SDL_HapticQueryEffects to SDL_HapticQuery. Edgar Simo <bobbens@gmail.com> parents: 2495 diff changeset	334 SDL_HapticQuery(SDL_Haptic * haptic)
2478 4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	335 {
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	336 if (!ValidHaptic(&haptic)) {
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	337 return -1;
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	338 }
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	339
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	340 return haptic->supported;
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	341 }
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	342
2486 24dd8b8669fa Added SDL_HAPTIC_CUSTOM (not supported on linux). Edgar Simo <bobbens@gmail.com> parents: 2485 diff changeset	343 /*
24dd8b8669fa Added SDL_HAPTIC_CUSTOM (not supported on linux). Edgar Simo <bobbens@gmail.com> parents: 2485 diff changeset	344 * 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	345 */
2478 4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	346 int
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	347 SDL_HapticEffectSupported(SDL_Haptic * haptic, SDL_HapticEffect * effect)
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	348 {
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	349 if (!ValidHaptic(&haptic)) {
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	350 return -1;
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	351 }
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	352
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	353 if ((haptic->supported & effect->type) != 0)
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	354 return SDL_TRUE;
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	355 return SDL_FALSE;
4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	356 }
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	357
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	358 /*
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	359 * Creates a new haptic effect.
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	360 */
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	361 int
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	362 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	363 {
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	364 int i;
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	365
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	366 /* Check for device validity. */
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	367 if (!ValidHaptic(&haptic)) {
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	368 return -1;
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	369 }
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	370
2480 b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	371 /* Check to see if effect is supported */
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	372 if (SDL_HapticEffectSupported(haptic,effect)==SDL_FALSE) {
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	373 SDL_SetError("Haptic effect not supported by haptic device.");
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	374 return -1;
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	375 }
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	376
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	377 /* 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	378 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	379 if (haptic->effects[i].hweffect == NULL) {
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	380
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	381 /* Now let the backend create the real effect */
2480 b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	382 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	383 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	384 }
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	385 return i;
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	386 }
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	387 }
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	388
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	389 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	390 return -1;
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	391 }
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	392
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	393 /*
2480 b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	394 * Checks to see if an effect is valid.
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	395 */
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	396 static int
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	397 ValidEffect(SDL_Haptic * haptic, int effect)
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	398 {
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	399 if ((effect < 0) \|\| (effect >= haptic->neffects)) {
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	400 SDL_SetError("Invalid haptic effect identifier.");
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	401 return 0;
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	402 }
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	403 return 1;
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	404 }
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	405
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	406 /*
2488 8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	407 * Updates an effect.
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	408 */
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	409 int
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	410 SDL_HapticUpdateEffect(SDL_Haptic * haptic, int effect, SDL_HapticEffect * data)
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	411 {
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	412 if (!ValidHaptic(&haptic) \|\| !ValidEffect(haptic,effect)) {
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	413 return -1;
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	414 }
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	415
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	416 /* Updates the effect */
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	417 if (SDL_SYS_HapticUpdateEffect(haptic,&haptic->effects[effect],data) < 0) {
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	418 return -1;
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	419 }
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	420
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	421 return 0;
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	422 }
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	423
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	424
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	425 /*
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	426 * 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	427 */
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	428 int
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	429 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	430 {
2480 b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	431 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	432 return -1;
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	433 }
2479 b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	434
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	435 /* Run the effect */
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	436 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	437 return -1;
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	438 }
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	439
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	440 return 0;
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	441 }
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	442
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	443 /*
2485 67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	444 * Stops the haptic effect on the device.
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	445 */
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	446 int
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	447 SDL_HapticStopEffect(SDL_Haptic * haptic, int effect)
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	448 {
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	449 if (!ValidHaptic(&haptic) \|\| !ValidEffect(haptic,effect)) {
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	450 return -1;
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	451 }
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	452
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	453 /* Stop the effect */
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	454 if (SDL_SYS_HapticStopEffect(haptic,&haptic->effects[effect]) < 0) {
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	455 return -1;
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	456 }
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	457
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	458 return 0;
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	459 }
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	460
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	461 /*
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	462 * Gets rid of a haptic effect.
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	463 */
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	464 void
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	465 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	466 {
2480 b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	467 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	468 return;
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	469 }
2479 b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	470
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	471 /* Not allocated */
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	472 if (haptic->effects[effect].hweffect == NULL) {
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	473 return;
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	474 }
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	475
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	476 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	477 }
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	478
2483 9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	479 /*
2495 66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2491 diff changeset	480 * Gets the status of a haptic effect.
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2491 diff changeset	481 */
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2491 diff changeset	482 int
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2491 diff changeset	483 SDL_HapticGetEffectStatus(SDL_Haptic *haptic, int effect)
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2491 diff changeset	484 {
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2491 diff changeset	485 if (!ValidHaptic(&haptic) \|\| !ValidEffect(haptic,effect)) {
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2491 diff changeset	486 return -1;
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2491 diff changeset	487 }
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2491 diff changeset	488
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2491 diff changeset	489 if ((haptic->supported & SDL_HAPTIC_STATUS) == 0) {
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2491 diff changeset	490 SDL_SetError("Haptic device does not support status queries.");
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2491 diff changeset	491 return -1;
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2491 diff changeset	492 }
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2491 diff changeset	493
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2491 diff changeset	494 return SDL_SYS_HapticGetEffectStatus(haptic, &haptic->effects[effect]);
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2491 diff changeset	495 }
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2491 diff changeset	496
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2491 diff changeset	497 /*
2483 9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	498 * Sets the global gain of the device.
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	499 */
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	500 int
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	501 SDL_HapticSetGain(SDL_Haptic * haptic, int gain )
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	502 {
2507 8ef1d0f4d0c1 Gain is set to max on haptic device open. Edgar Simo <bobbens@gmail.com> parents: 2506 diff changeset	503 const char *env;
8ef1d0f4d0c1 Gain is set to max on haptic device open. Edgar Simo <bobbens@gmail.com> parents: 2506 diff changeset	504 int real_gain, max_gain;
8ef1d0f4d0c1 Gain is set to max on haptic device open. Edgar Simo <bobbens@gmail.com> parents: 2506 diff changeset	505
2483 9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	506 if (!ValidHaptic(&haptic)) {
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	507 return -1;
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	508 }
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	509
2484 666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	510 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	511 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	512 return -1;
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
2483 9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	515 if ((gain < 0) \|\| (gain > 100)) {
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	516 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	517 return -1;
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	518 }
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	519
2507 8ef1d0f4d0c1 Gain is set to max on haptic device open. Edgar Simo <bobbens@gmail.com> parents: 2506 diff changeset	520 /* We use the envvar to get the maximum gain. */
8ef1d0f4d0c1 Gain is set to max on haptic device open. Edgar Simo <bobbens@gmail.com> parents: 2506 diff changeset	521 env = SDL_getenv("SDL_HAPTIC_GAIN_MAX");
8ef1d0f4d0c1 Gain is set to max on haptic device open. Edgar Simo <bobbens@gmail.com> parents: 2506 diff changeset	522 if (env != NULL) {
8ef1d0f4d0c1 Gain is set to max on haptic device open. Edgar Simo <bobbens@gmail.com> parents: 2506 diff changeset	523 max_gain = SDL_atoi(env);
8ef1d0f4d0c1 Gain is set to max on haptic device open. Edgar Simo <bobbens@gmail.com> parents: 2506 diff changeset	524
8ef1d0f4d0c1 Gain is set to max on haptic device open. Edgar Simo <bobbens@gmail.com> parents: 2506 diff changeset	525 /* Check for sanity. */
8ef1d0f4d0c1 Gain is set to max on haptic device open. Edgar Simo <bobbens@gmail.com> parents: 2506 diff changeset	526 if (max_gain < 0) max_gain = 0;
8ef1d0f4d0c1 Gain is set to max on haptic device open. Edgar Simo <bobbens@gmail.com> parents: 2506 diff changeset	527 else if (max_gain > 100) max_gain = 100;
8ef1d0f4d0c1 Gain is set to max on haptic device open. Edgar Simo <bobbens@gmail.com> parents: 2506 diff changeset	528
8ef1d0f4d0c1 Gain is set to max on haptic device open. Edgar Simo <bobbens@gmail.com> parents: 2506 diff changeset	529 /* We'll scale it linearly with SDL_HAPTIC_GAIN_MAX */
8ef1d0f4d0c1 Gain is set to max on haptic device open. Edgar Simo <bobbens@gmail.com> parents: 2506 diff changeset	530 real_gain = (gain * max_gain) / 100;
8ef1d0f4d0c1 Gain is set to max on haptic device open. Edgar Simo <bobbens@gmail.com> parents: 2506 diff changeset	531 }
8ef1d0f4d0c1 Gain is set to max on haptic device open. Edgar Simo <bobbens@gmail.com> parents: 2506 diff changeset	532 else {
8ef1d0f4d0c1 Gain is set to max on haptic device open. Edgar Simo <bobbens@gmail.com> parents: 2506 diff changeset	533 real_gain = gain;
8ef1d0f4d0c1 Gain is set to max on haptic device open. Edgar Simo <bobbens@gmail.com> parents: 2506 diff changeset	534 }
8ef1d0f4d0c1 Gain is set to max on haptic device open. Edgar Simo <bobbens@gmail.com> parents: 2506 diff changeset	535
8ef1d0f4d0c1 Gain is set to max on haptic device open. Edgar Simo <bobbens@gmail.com> parents: 2506 diff changeset	536 if (SDL_SYS_HapticSetGain(haptic,real_gain) < 0) {
2483 9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	537 return -1;
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	538 }
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	539
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	540 return 0;
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	541 }
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	542
2484 666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	543 /*
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	544 * Makes the device autocenter, 0 disables.
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	545 */
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	546 int
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	547 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	548 {
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	549 if (!ValidHaptic(&haptic)) {
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	550 return -1;
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	551 }
2483 9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	552
2484 666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	553 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	554 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	555 return -1;
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	556 }
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	557
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	558 if ((autocenter < 0) \|\| (autocenter > 100)) {
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	559 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	560 return -1;
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	561 }
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	562
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	563 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	564 return -1;
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	565 }
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	566
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	567 return 0;
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	568 }
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	569
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	570

Mercurial > sdl-ios-xcode

annotate src/haptic/SDL_haptic.c @ 2507:8ef1d0f4d0c1 gsoc2008_force_feedback