src/haptic/SDL_haptic.c
author Sam Lantinga <slouken@libsdl.org>
Mon, 25 Aug 2008 09:55:03 +0000
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Final merge of Google Summer of Code 2008 work... Force Feedback for SDL by Edgar Simo, mentored by Ryan C. Gordon
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/*
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    SDL - Simple DirectMedia Layer
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    Copyright (C) 2008 Edgar Simo
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    This library is free software; you can redistribute it and/or
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    modify it under the terms of the GNU Lesser General Public
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    License as published by the Free Software Foundation; either
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    version 2.1 of the License, or (at your option) any later version.
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    This library is distributed in the hope that it will be useful,
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    but WITHOUT ANY WARRANTY; without even the implied warranty of
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    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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    Lesser General Public License for more details.
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    You should have received a copy of the GNU Lesser General Public
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    License along with this library; if not, write to the Free Software
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    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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    Sam Lantinga
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    slouken@libsdl.org
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*/
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#include "SDL_config.h"
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#include "SDL_syshaptic.h"
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#include "../joystick/SDL_joystick_c.h" /* For SDL_PrivateJoystickValid */
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Uint8 SDL_numhaptics = 0;
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SDL_Haptic **SDL_haptics = NULL;
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/*
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 * Initializes the Haptic devices.
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 */
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int
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SDL_HapticInit(void)
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{
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    int arraylen;
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    int status;
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    SDL_numhaptics = 0;
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    status = SDL_SYS_HapticInit();
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    if (status >= 0) {
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        arraylen = (status + 1) * sizeof(*SDL_haptics);
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        SDL_haptics = (SDL_Haptic **) SDL_malloc(arraylen);
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        if (SDL_haptics == NULL) {      /* Out of memory. */
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            SDL_numhaptics = 0;
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        } else {
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            SDL_memset(SDL_haptics, 0, arraylen);
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            SDL_numhaptics = status;
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        }
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        status = 0;
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    }
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    return status;
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}
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/*
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 * Checks to see if the haptic device is valid
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 */
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static int
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ValidHaptic(SDL_Haptic * haptic)
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{
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    int i;
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    int valid;
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    valid = 0;
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    for (i = 0; i < SDL_numhaptics; i++) {
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        if (SDL_haptics[i] == haptic) {
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            valid = 1;
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            break;
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        }
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    }
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    return valid;
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}
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/*
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 * Returns the number of available devices.
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 */
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int
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SDL_NumHaptics(void)
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{
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    return SDL_numhaptics;
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}
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/*
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 * Gets the name of a Haptic device by index.
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 */
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const char *
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SDL_HapticName(int device_index)
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{
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    if ((device_index < 0) || (device_index >= SDL_numhaptics)) {
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        SDL_SetError("Haptic: There are %d haptic devices available",
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                     SDL_numhaptics);
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        return NULL;
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    }
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    return SDL_SYS_HapticName(device_index);
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}
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/*
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 * Opens a Haptic device.
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 */
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SDL_Haptic *
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SDL_HapticOpen(int device_index)
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{
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    int i;
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    SDL_Haptic *haptic;
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    if ((device_index < 0) || (device_index >= SDL_numhaptics)) {
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        SDL_SetError("Haptic: There are %d haptic devices available",
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                     SDL_numhaptics);
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        return NULL;
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    }
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    /* If the haptic is already open, return it */
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    for (i = 0; SDL_haptics[i]; i++) {
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        if (device_index == SDL_haptics[i]->index) {
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            haptic = SDL_haptics[i];
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            ++haptic->ref_count;
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            return haptic;
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        }
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    }
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    /* Create the haptic device */
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    haptic = (SDL_Haptic *) SDL_malloc((sizeof *haptic));
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    if (haptic == NULL) {
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        SDL_OutOfMemory();
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        return NULL;
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    }
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    /* Initialize the haptic device */
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    SDL_memset(haptic, 0, (sizeof *haptic));
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    haptic->index = device_index;
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    if (SDL_SYS_HapticOpen(haptic) < 0) {
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        SDL_free(haptic);
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        return NULL;
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    }
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    /* Disable autocenter and set gain to max. */
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    if (haptic->supported & SDL_HAPTIC_GAIN)
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        SDL_HapticSetGain(haptic, 100);
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    if (haptic->supported & SDL_HAPTIC_AUTOCENTER)
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        SDL_HapticSetAutocenter(haptic, 0);
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    /* Add haptic to list */
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    ++haptic->ref_count;
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    for (i = 0; SDL_haptics[i]; i++)
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        /* Skip to next haptic */ ;
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    SDL_haptics[i] = haptic;
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    return haptic;
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}
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   159
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/*
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 * Returns 1 if the device has been opened.
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 */
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int
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SDL_HapticOpened(int device_index)
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{
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    int i, opened;
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    opened = 0;
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    for (i = 0; SDL_haptics[i]; i++) {
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        if (SDL_haptics[i]->index == (Uint8) device_index) {
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            opened = 1;
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            break;
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   173
        }
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   174
    }
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    return opened;
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   176
}
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   178
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/*
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 * Returns the index to a haptic device.
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 */
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int
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SDL_HapticIndex(SDL_Haptic * haptic)
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{
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    if (!ValidHaptic(haptic)) {
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        return -1;
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    }
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    return haptic->index;
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}
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   192
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/*
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 * Returns SDL_TRUE if mouse is haptic, SDL_FALSE if it isn't.
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 */
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int
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   197
SDL_MouseIsHaptic(void)
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{
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   199
    if (SDL_SYS_HapticMouse() < 0)
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        return SDL_FALSE;
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    return SDL_TRUE;
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}
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   203
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   204
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/*
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 * Returns the haptic device if mouse is haptic or NULL elsewise.
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 */
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SDL_Haptic *
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SDL_HapticOpenFromMouse(void)
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{
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    int device_index;
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   212
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    device_index = SDL_SYS_HapticMouse();
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   214
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   215
    if (device_index < 0) {
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   216
        SDL_SetError("Haptic: Mouse isn't a haptic device.");
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        return NULL;
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   218
    }
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   219
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   220
    return SDL_HapticOpen(device_index);
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   221
}
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   222
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   223
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   224
/*
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   225
 * Returns SDL_TRUE if joystick has haptic features.
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   226
 */
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   227
int
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   228
SDL_JoystickIsHaptic(SDL_Joystick * joystick)
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   229
{
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   230
    int ret;
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   231
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   232
    /* Must be a valid joystick */
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   233
    if (!SDL_PrivateJoystickValid(&joystick)) {
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   234
        return -1;
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   235
    }
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   236
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   237
    ret = SDL_SYS_JoystickIsHaptic(joystick);
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   238
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   239
    if (ret > 0)
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   240
        return SDL_TRUE;
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   241
    else if (ret == 0)
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   242
        return SDL_FALSE;
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   243
    else
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   244
        return -1;
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   245
}
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   246
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   247
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   248
/*
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   249
 * Opens a haptic device from a joystick.
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   250
 */
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   251
SDL_Haptic *
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   252
SDL_HapticOpenFromJoystick(SDL_Joystick * joystick)
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   253
{
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   254
    int i;
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   255
    SDL_Haptic *haptic;
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   256
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   257
    /* Must be a valid joystick */
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   258
    if (!SDL_PrivateJoystickValid(&joystick)) {
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   259
        return NULL;
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   260
    }
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   261
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   262
    /* Joystick must be haptic */
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diff changeset
   263
    if (SDL_SYS_JoystickIsHaptic(joystick) <= 0) {
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diff changeset
   264
        return NULL;
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parents:
diff changeset
   265
    }
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diff changeset
   266
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   267
    /* Check to see if joystick's haptic is already open */
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diff changeset
   268
    for (i = 0; SDL_haptics[i]; i++) {
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diff changeset
   269
        if (SDL_SYS_JoystickSameHaptic(SDL_haptics[i], joystick)) {
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   270
            haptic = SDL_haptics[i];
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   271
            ++haptic->ref_count;
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   272
            return haptic;
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diff changeset
   273
        }
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diff changeset
   274
    }
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diff changeset
   275
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   276
    /* Create the haptic device */
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   277
    haptic = (SDL_Haptic *) SDL_malloc((sizeof *haptic));
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diff changeset
   278
    if (haptic == NULL) {
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diff changeset
   279
        SDL_OutOfMemory();
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diff changeset
   280
        return NULL;
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parents:
diff changeset
   281
    }
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diff changeset
   282
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diff changeset
   283
    /* Initialize the haptic device */
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diff changeset
   284
    SDL_memset(haptic, 0, sizeof(SDL_Haptic));
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parents:
diff changeset
   285
    if (SDL_SYS_HapticOpenFromJoystick(haptic, joystick) < 0) {
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parents:
diff changeset
   286
        SDL_free(haptic);
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diff changeset
   287
        return NULL;
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parents:
diff changeset
   288
    }
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parents:
diff changeset
   289
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diff changeset
   290
    /* Add haptic to list */
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   291
    ++haptic->ref_count;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   292
    for (i = 0; SDL_haptics[i]; i++)
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   293
        /* Skip to next haptic */ ;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   294
    SDL_haptics[i] = haptic;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   295
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   296
    return haptic;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   297
}
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   298
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   299
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   300
/*
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   301
 * Closes a SDL_Haptic device.
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   302
 */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   303
void
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   304
SDL_HapticClose(SDL_Haptic * haptic)
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   305
{
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   306
    int i;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   307
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   308
    /* Must be valid */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   309
    if (!ValidHaptic(haptic)) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   310
        return;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   311
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   312
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   313
    /* Check if it's still in use */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   314
    if (--haptic->ref_count < 0) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   315
        return;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   316
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   317
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   318
    /* Close it, properly removing effects if needed */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   319
    for (i = 0; i < haptic->neffects; i++) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   320
        if (haptic->effects[i].hweffect != NULL) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   321
            SDL_HapticDestroyEffect(haptic, i);
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   322
        }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   323
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   324
    SDL_SYS_HapticClose(haptic);
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   325
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   326
    /* Remove from the list */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   327
    for (i = 0; SDL_haptics[i]; ++i) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   328
        if (haptic == SDL_haptics[i]) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   329
            SDL_haptics[i] = NULL;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   330
            SDL_memcpy(&SDL_haptics[i], &SDL_haptics[i + 1],
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   331
                       (SDL_numhaptics - i) * sizeof(haptic));
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   332
            break;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   333
        }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   334
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   335
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   336
    /* Free */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   337
    SDL_free(haptic);
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   338
}
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   339
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   340
/*
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   341
 * Cleans up after the subsystem.
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   342
 */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   343
void
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   344
SDL_HapticQuit(void)
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   345
{
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   346
    SDL_SYS_HapticQuit();
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   347
    if (SDL_haptics != NULL) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   348
        SDL_free(SDL_haptics);
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   349
        SDL_haptics = NULL;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   350
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   351
    SDL_numhaptics = 0;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   352
}
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   353
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   354
/*
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   355
 * Returns the number of effects a haptic device has.
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   356
 */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   357
int
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   358
SDL_HapticNumEffects(SDL_Haptic * haptic)
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   359
{
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   360
    if (!ValidHaptic(haptic)) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   361
        return -1;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   362
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   363
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   364
    return haptic->neffects;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   365
}
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   366
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   367
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   368
/*
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   369
 * Returns the number of effects a haptic device can play.
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   370
 */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   371
int
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   372
SDL_HapticNumEffectsPlaying(SDL_Haptic * haptic)
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   373
{
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   374
    if (!ValidHaptic(haptic)) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   375
        return -1;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   376
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   377
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   378
    return haptic->nplaying;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   379
}
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   380
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   381
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   382
/*
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   383
 * Returns supported effects by the device.
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   384
 */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   385
unsigned int
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   386
SDL_HapticQuery(SDL_Haptic * haptic)
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   387
{
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   388
    if (!ValidHaptic(haptic)) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   389
        return -1;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   390
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   391
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   392
    return haptic->supported;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   393
}
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   394
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   395
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   396
/*
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   397
 * Returns the number of axis on the device.
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   398
 */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   399
int
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   400
SDL_HapticNumAxes(SDL_Haptic * haptic)
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   401
{
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   402
    if (!ValidHaptic(haptic)) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   403
        return -1;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   404
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   405
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   406
    return haptic->naxes;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   407
}
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   408
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   409
/*
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   410
 * Checks to see if the device can support the effect.
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   411
 */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   412
int
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   413
SDL_HapticEffectSupported(SDL_Haptic * haptic, SDL_HapticEffect * effect)
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   414
{
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   415
    if (!ValidHaptic(haptic)) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   416
        return -1;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   417
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   418
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   419
    if ((haptic->supported & effect->type) != 0)
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   420
        return SDL_TRUE;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   421
    return SDL_FALSE;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   422
}
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   423
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   424
/*
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   425
 * Creates a new haptic effect.
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   426
 */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   427
int
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   428
SDL_HapticNewEffect(SDL_Haptic * haptic, SDL_HapticEffect * effect)
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   429
{
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   430
    int i;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   431
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   432
    /* Check for device validity. */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   433
    if (!ValidHaptic(haptic)) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   434
        return -1;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   435
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   436
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   437
    /* Check to see if effect is supported */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   438
    if (SDL_HapticEffectSupported(haptic, effect) == SDL_FALSE) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   439
        SDL_SetError("Haptic: Effect not supported by haptic device.");
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   440
        return -1;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   441
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   442
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   443
    /* See if there's a free slot */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   444
    for (i = 0; i < haptic->neffects; i++) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   445
        if (haptic->effects[i].hweffect == NULL) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   446
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   447
            /* Now let the backend create the real effect */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   448
            if (SDL_SYS_HapticNewEffect(haptic, &haptic->effects[i], effect)
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   449
                != 0) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   450
                return -1;      /* Backend failed to create effect */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   451
            }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   452
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   453
            SDL_memcpy(&haptic->effects[i].effect, effect,
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   454
                       sizeof(SDL_HapticEffect));
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   455
            return i;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   456
        }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   457
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   458
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   459
    SDL_SetError("Haptic: Device has no free space left.");
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   460
    return -1;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   461
}
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   462
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   463
/*
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   464
 * Checks to see if an effect is valid.
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   465
 */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   466
static int
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   467
ValidEffect(SDL_Haptic * haptic, int effect)
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   468
{
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   469
    if ((effect < 0) || (effect >= haptic->neffects)) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   470
        SDL_SetError("Haptic: Invalid effect identifier.");
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   471
        return 0;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   472
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   473
    return 1;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   474
}
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   475
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   476
/*
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   477
 * Updates an effect.
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   478
 */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   479
int
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   480
SDL_HapticUpdateEffect(SDL_Haptic * haptic, int effect,
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   481
                       SDL_HapticEffect * data)
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   482
{
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   483
    if (!ValidHaptic(haptic) || !ValidEffect(haptic, effect)) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   484
        return -1;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   485
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   486
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   487
    /* Can't change type dynamically. */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   488
    if (data->type != haptic->effects[effect].effect.type) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   489
        SDL_SetError("Haptic: Updating effect type is illegal.");
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   490
        return -1;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   491
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   492
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   493
    /* Updates the effect */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   494
    if (SDL_SYS_HapticUpdateEffect(haptic, &haptic->effects[effect], data) <
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   495
        0) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   496
        return -1;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   497
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   498
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   499
    SDL_memcpy(&haptic->effects[effect].effect, data,
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   500
               sizeof(SDL_HapticEffect));
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   501
    return 0;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   502
}
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   503
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   504
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   505
/*
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   506
 * Runs the haptic effect on the device.
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   507
 */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   508
int
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   509
SDL_HapticRunEffect(SDL_Haptic * haptic, int effect, Uint32 iterations)
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   510
{
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   511
    if (!ValidHaptic(haptic) || !ValidEffect(haptic, effect)) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   512
        return -1;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   513
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   514
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   515
    /* Run the effect */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   516
    if (SDL_SYS_HapticRunEffect(haptic, &haptic->effects[effect], iterations)
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   517
        < 0) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   518
        return -1;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   519
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   520
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   521
    return 0;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   522
}
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   523
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   524
/*
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   525
 * Stops the haptic effect on the device.
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   526
 */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   527
int
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   528
SDL_HapticStopEffect(SDL_Haptic * haptic, int effect)
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   529
{
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   530
    if (!ValidHaptic(haptic) || !ValidEffect(haptic, effect)) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   531
        return -1;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   532
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   533
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   534
    /* Stop the effect */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   535
    if (SDL_SYS_HapticStopEffect(haptic, &haptic->effects[effect]) < 0) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   536
        return -1;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   537
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   538
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   539
    return 0;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   540
}
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   541
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   542
/*
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   543
 * Gets rid of a haptic effect.
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   544
 */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   545
void
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   546
SDL_HapticDestroyEffect(SDL_Haptic * haptic, int effect)
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   547
{
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   548
    if (!ValidHaptic(haptic) || !ValidEffect(haptic, effect)) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   549
        return;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   550
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   551
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   552
    /* Not allocated */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   553
    if (haptic->effects[effect].hweffect == NULL) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   554
        return;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   555
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   556
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   557
    SDL_SYS_HapticDestroyEffect(haptic, &haptic->effects[effect]);
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   558
}
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   559
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   560
/*
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   561
 * Gets the status of a haptic effect.
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   562
 */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   563
int
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   564
SDL_HapticGetEffectStatus(SDL_Haptic * haptic, int effect)
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   565
{
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   566
    if (!ValidHaptic(haptic) || !ValidEffect(haptic, effect)) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   567
        return -1;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   568
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   569
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   570
    if ((haptic->supported & SDL_HAPTIC_STATUS) == 0) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   571
        SDL_SetError("Haptic: Device does not support status queries.");
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   572
        return -1;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   573
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   574
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   575
    return SDL_SYS_HapticGetEffectStatus(haptic, &haptic->effects[effect]);
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   576
}
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   577
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   578
/*
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   579
 * Sets the global gain of the device.
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   580
 */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   581
int
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   582
SDL_HapticSetGain(SDL_Haptic * haptic, int gain)
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   583
{
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   584
    const char *env;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   585
    int real_gain, max_gain;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   586
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   587
    if (!ValidHaptic(haptic)) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   588
        return -1;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   589
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   590
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   591
    if ((haptic->supported & SDL_HAPTIC_GAIN) == 0) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   592
        SDL_SetError("Haptic: Device does not support setting gain.");
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   593
        return -1;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   594
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   595
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   596
    if ((gain < 0) || (gain > 100)) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   597
        SDL_SetError("Haptic: Gain must be between 0 and 100.");
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   598
        return -1;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   599
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   600
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   601
    /* We use the envvar to get the maximum gain. */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   602
    env = SDL_getenv("SDL_HAPTIC_GAIN_MAX");
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   603
    if (env != NULL) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   604
        max_gain = SDL_atoi(env);
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   605
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   606
        /* Check for sanity. */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   607
        if (max_gain < 0)
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   608
            max_gain = 0;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   609
        else if (max_gain > 100)
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   610
            max_gain = 100;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   611
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   612
        /* We'll scale it linearly with SDL_HAPTIC_GAIN_MAX */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   613
        real_gain = (gain * max_gain) / 100;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   614
    } else {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   615
        real_gain = gain;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   616
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   617
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   618
    if (SDL_SYS_HapticSetGain(haptic, real_gain) < 0) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   619
        return -1;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   620
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   621
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   622
    return 0;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   623
}
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   624
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   625
/*
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   626
 * Makes the device autocenter, 0 disables.
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   627
 */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   628
int
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   629
SDL_HapticSetAutocenter(SDL_Haptic * haptic, int autocenter)
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   630
{
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   631
    if (!ValidHaptic(haptic)) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   632
        return -1;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   633
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   634
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   635
    if ((haptic->supported & SDL_HAPTIC_AUTOCENTER) == 0) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   636
        SDL_SetError("Haptic: Device does not support setting autocenter.");
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   637
        return -1;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   638
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   639
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   640
    if ((autocenter < 0) || (autocenter > 100)) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   641
        SDL_SetError("Haptic: Autocenter must be between 0 and 100.");
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   642
        return -1;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   643
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   644
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   645
    if (SDL_SYS_HapticSetAutocenter(haptic, autocenter) < 0) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   646
        return -1;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   647
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   648
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   649
    return 0;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   650
}
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   651
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   652
/*
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   653
 * Pauses the haptic device.
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   654
 */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   655
int
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   656
SDL_HapticPause(SDL_Haptic * haptic)
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   657
{
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   658
    if (!ValidHaptic(haptic)) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   659
        return -1;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   660
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   661
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   662
    if ((haptic->supported & SDL_HAPTIC_PAUSE) == 0) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   663
        SDL_SetError("Haptic: Device does not support setting pausing.");
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   664
        return -1;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   665
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   666
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   667
    return SDL_SYS_HapticPause(haptic);
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   668
}
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   669
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   670
/*
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   671
 * Unpauses the haptic device.
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   672
 */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   673
int
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   674
SDL_HapticUnpause(SDL_Haptic * haptic)
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   675
{
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   676
    if (!ValidHaptic(haptic)) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   677
        return -1;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   678
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   679
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   680
    if ((haptic->supported & SDL_HAPTIC_PAUSE) == 0) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   681
        return 0;               /* Not going to be paused, so we pretend it's unpaused. */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   682
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   683
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   684
    return SDL_SYS_HapticUnpause(haptic);
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   685
}
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   686
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   687
/*
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   688
 * Stops all the currently playing effects.
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   689
 */
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   690
int
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   691
SDL_HapticStopAll(SDL_Haptic * haptic)
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   692
{
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   693
    if (!ValidHaptic(haptic)) {
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   694
        return -1;
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   695
    }
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   696
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   697
    return SDL_SYS_HapticStopAll(haptic);
0906692aa6a4 Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   698
}