sdl-ios-xcode: src/haptic/linux/SDL

annotate src/haptic/linux/SDL_syshaptic.c @ 2517:37c13c12c878 gsoc2008_force_feedback

Broke API by introducing iterations to SDL_HapticRunEffects(). Fixed minor issues.

author	Edgar Simo <bobbens@gmail.com>
date	Thu, 10 Jul 2008 17:54:08 +0000
parents	030fc4375e63
children	07a5b225b9c9

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
2493 6a2482d4af81 Fixed regex replace mistake. Edgar Simo <bobbens@gmail.com> parents: 2491 diff changeset	24 #ifdef SDL_HAPTIC_LINUX
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	25
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	26 #include "SDL_haptic.h"
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	27 #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	28 #include "SDL_joystick.h"
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	29 #include "../../joystick/SDL_sysjoystick.h" /* For the real SDL_Joystick */
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	30 #include "../../joystick/linux/SDL_sysjoystick_c.h" /* For joystick hwdata */
2472 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 #include <unistd.h> /* close */
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	33 #include <linux/input.h>
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	34 #include <sys/ioctl.h>
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	35 #include <sys/types.h>
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	36 #include <sys/stat.h>
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	37 #include <fcntl.h>
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	38 #include <linux/limits.h>
2517 37c13c12c878 Broke API by introducing iterations to SDL_HapticRunEffects(). Edgar Simo <bobbens@gmail.com> parents: 2515 diff changeset	39 #include <limits.h> /* INT_MAX */
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	40 #include <string.h>
2496 8f840a6cdf01 Using errno for more verbosity in errors. Edgar Simo <bobbens@gmail.com> parents: 2495 diff changeset	41 #include <errno.h>
2510 e6ad7e678fca Implemented SDL_HAPTIC_CARTESIAN on linux. Edgar Simo <bobbens@gmail.com> parents: 2503 diff changeset	42 #include <math.h>
e6ad7e678fca Implemented SDL_HAPTIC_CARTESIAN on linux. Edgar Simo <bobbens@gmail.com> parents: 2503 diff changeset	43
e6ad7e678fca Implemented SDL_HAPTIC_CARTESIAN on linux. Edgar Simo <bobbens@gmail.com> parents: 2503 diff changeset	44 #ifndef M_PI
e6ad7e678fca Implemented SDL_HAPTIC_CARTESIAN on linux. Edgar Simo <bobbens@gmail.com> parents: 2503 diff changeset	45 # define M_PI 3.14159265358979323846
e6ad7e678fca Implemented SDL_HAPTIC_CARTESIAN on linux. Edgar Simo <bobbens@gmail.com> parents: 2503 diff changeset	46 #endif
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	47
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	48
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	49 #define MAX_HAPTICS 32
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	50
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	51
2475 4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	52 /*
4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	53 * List of available haptic devices.
4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	54 */
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	55 static struct
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 char *fname;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	58 SDL_Haptic *haptic;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	59 } SDL_hapticlist[MAX_HAPTICS];
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	60
2475 4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	61
4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	62 /*
4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	63 * Haptic system hardware data.
4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	64 */
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	65 struct haptic_hwdata
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	66 {
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	67 int fd;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	68 };
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	69
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	70
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	71 /*
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	72 * Haptic system effect data.
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	73 */
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	74 struct haptic_hweffect
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	75 {
2511 f12ae0bae468 Fixed bugs in documentation. Edgar Simo <bobbens@gmail.com> parents: 2510 diff changeset	76 struct ff_effect effect; /* The linux kernel effect structure. */
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	77 };
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	78
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	79
2475 4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	80
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	81 #define test_bit(nr, addr) \
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	82 (((1UL << ((nr) & 31)) & (((const unsigned int *) addr)[(nr) >> 5])) != 0)
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	83 #define EV_TEST(ev,f) \
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	84 if (test_bit((ev), features)) ret \|= (f);
2475 4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	85 /*
4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	86 * Test whether a device has haptic properties.
4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	87 * Returns available properties or 0 if there are none.
4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	88 */
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	89 static int
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	90 EV_IsHaptic(int fd)
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 unsigned int ret;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	93 unsigned long features[1 + FF_MAX/sizeof(unsigned long)];
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	94
2512 ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	95 /* Ask device for what it has. */
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	96 ret = 0;
2512 ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	97 if (ioctl(fd, EVIOCGBIT(EV_FF, sizeof(features)), features) < 0) {
2513 55fd9103a330 Prefixed all haptic errors with "Haptic:" for easier readability. Edgar Simo <bobbens@gmail.com> parents: 2512 diff changeset	98 SDL_SetError("Haptic: Unable to get device's features: %s", strerror(errno));
2490 be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	99 return -1;
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	100 }
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	101
2512 ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	102 /* Convert supported features to SDL_HAPTIC platform-neutral features. */
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	103 EV_TEST(FF_CONSTANT, SDL_HAPTIC_CONSTANT);
2487 4c8e25ef2d97 Merged seperate waveforms into types to be more compatible. Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	104 EV_TEST(FF_PERIODIC, SDL_HAPTIC_SINE \|
4c8e25ef2d97 Merged seperate waveforms into types to be more compatible. Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	105 SDL_HAPTIC_SQUARE \|
4c8e25ef2d97 Merged seperate waveforms into types to be more compatible. Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	106 SDL_HAPTIC_TRIANGLE \|
4c8e25ef2d97 Merged seperate waveforms into types to be more compatible. Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	107 SDL_HAPTIC_SAWTOOTHUP \|
4c8e25ef2d97 Merged seperate waveforms into types to be more compatible. Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	108 SDL_HAPTIC_SAWTOOTHDOWN);
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	109 EV_TEST(FF_RAMP, SDL_HAPTIC_RAMP);
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	110 EV_TEST(FF_SPRING, SDL_HAPTIC_SPRING);
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	111 EV_TEST(FF_FRICTION, SDL_HAPTIC_FRICTION);
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	112 EV_TEST(FF_DAMPER, SDL_HAPTIC_DAMPER);
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	113 EV_TEST(FF_INERTIA, SDL_HAPTIC_INERTIA);
2486 24dd8b8669fa Added SDL_HAPTIC_CUSTOM (not supported on linux). Edgar Simo <bobbens@gmail.com> parents: 2485 diff changeset	114 EV_TEST(FF_CUSTOM, SDL_HAPTIC_CUSTOM);
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	115 EV_TEST(FF_GAIN, SDL_HAPTIC_GAIN);
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	116 EV_TEST(FF_AUTOCENTER, SDL_HAPTIC_AUTOCENTER);
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	117
2512 ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	118 /* Return what it supports. */
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	119 return ret;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	120 }
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	121
2512 ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	122
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	123 /*
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	124 * Tests whether a device is a mouse or not.
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	125 */
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	126 static int
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	127 EV_IsMouse(int fd)
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	128 {
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	129 unsigned long argp[40];
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	130
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	131 /* Ask for supported features. */
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	132 if (ioctl(fd, EVIOCGBIT(EV_KEY, sizeof(argp)), argp) < 0) {
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	133 return -1;
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	134 }
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	135
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	136 /* Currently we only test for BTN_MOUSE which can give fake positives. */
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	137 if (test_bit(BTN_MOUSE,argp) != 0) {
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	138 return 1;
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	139 }
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	140
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	141 return 0;
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	142 }
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	143
2500 5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	144 /*
5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	145 * Initializes the haptic subsystem by finding available devices.
5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	146 */
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	147 int
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	148 SDL_SYS_HapticInit(void)
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	149 {
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	150 const char joydev_pattern[] = "/dev/input/event%d";
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	151 dev_t dev_nums[MAX_HAPTICS];
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	152 char path[PATH_MAX];
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	153 struct stat sb;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	154 int fd;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	155 int i, j, k;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	156 int duplicate;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	157 int numhaptics;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	158
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	159 numhaptics = 0;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	160
2512 ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	161 /*
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	162 * Limit amount of checks to MAX_HAPTICS since we may or may not have
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	163 * permission to some or all devices.
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	164 */
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	165 i = 0;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	166 for (j = 0; j < MAX_HAPTICS; ++j) {
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	167
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	168 snprintf(path, PATH_MAX, joydev_pattern, i++);
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	169
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	170 /* check to see if file exists */
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	171 if (stat(path,&sb) != 0)
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	172 break;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	173
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	174 /* check for duplicates */
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	175 duplicate = 0;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	176 for (k = 0; (k < numhaptics) && !duplicate; ++k) {
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	177 if (sb.st_rdev == dev_nums[k]) {
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	178 duplicate = 1;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	179 }
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	180 }
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	181 if (duplicate) {
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	182 continue;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	183 }
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	184
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	185 /* try to open */
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	186 fd = open(path, O_RDWR, 0);
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	187 if (fd < 0) continue;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	188
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	189 #ifdef DEBUG_INPUT_EVENTS
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	190 printf("Checking %s\n", path);
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	191 #endif
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	192
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	193 /* see if it works */
2490 be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	194 if (EV_IsHaptic(fd) > 0) {
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	195 SDL_hapticlist[numhaptics].fname = SDL_strdup(path);
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	196 SDL_hapticlist[numhaptics].haptic = NULL;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	197 dev_nums[numhaptics] = sb.st_rdev;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	198 ++numhaptics;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	199 }
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	200 close(fd);
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	201 }
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	202
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	203 return numhaptics;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	204 }
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	205
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	206
2475 4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	207 /*
4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	208 * Return the name of a haptic device, does not need to be opened.
4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	209 */
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	210 const char *
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	211 SDL_SYS_HapticName(int index)
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	212 {
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	213 int fd;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	214 static char namebuf[128];
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	215 char *name;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	216
2512 ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	217 /* Open the haptic device. */
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	218 name = NULL;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	219 fd = open(SDL_hapticlist[index].fname, O_RDONLY, 0);
2512 ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	220
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	221 if (fd >= 0) {
2512 ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	222
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	223 /* Check for name ioctl. */
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	224 if (ioctl(fd, EVIOCGNAME(sizeof(namebuf)), namebuf) <= 0) {
2512 ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	225
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	226 /* No name found, return device character device */
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	227 name = SDL_hapticlist[index].fname;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	228 }
2512 ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	229 /* Name found, return name. */
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	230 else {
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	231 name = namebuf;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	232 }
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	233 }
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	234 close(fd);
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	235
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	236 return name;
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	237 }
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	238
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	239
2475 4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	240 /*
2490 be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	241 * Opens the haptic device from the file descriptor.
2475 4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	242 */
2490 be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	243 static int
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	244 SDL_SYS_HapticOpenFromFD(SDL_Haptic * haptic, int fd)
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	245 {
2476 242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	246 /* Allocate the hwdata */
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	247 haptic->hwdata = (struct haptic_hwdata *)
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	248 SDL_malloc(sizeof(*haptic->hwdata));
2476 242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	249 if (haptic->hwdata == NULL) {
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	250 SDL_OutOfMemory();
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	251 goto open_err;
2476 242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	252 }
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	253 SDL_memset(haptic->hwdata, 0, sizeof(*haptic->hwdata));
2512 ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	254
2478 4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	255 /* Set the data */
2476 242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	256 haptic->hwdata->fd = fd;
2478 4fd783e0f34b Added query functions for haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2477 diff changeset	257 haptic->supported = EV_IsHaptic(fd);
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	258
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	259 /* Set the effects */
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	260 if (ioctl(fd, EVIOCGEFFECTS, &haptic->neffects) < 0) {
2513 55fd9103a330 Prefixed all haptic errors with "Haptic:" for easier readability. Edgar Simo <bobbens@gmail.com> parents: 2512 diff changeset	261 SDL_SetError("Haptic: Unable to query device memory: %s", strerror(errno));
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	262 goto open_err;
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	263 }
2515 030fc4375e63 Added SDL_HapticNumEffectsPlaying(). Edgar Simo <bobbens@gmail.com> parents: 2513 diff changeset	264 haptic->nplaying = haptic->neffects; /* Linux makes no distinction. */
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	265 haptic->effects = (struct haptic_effect *)
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	266 SDL_malloc(sizeof(struct haptic_effect) * haptic->neffects);
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	267 if (haptic->effects == NULL) {
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	268 SDL_OutOfMemory();
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	269 goto open_err;
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	270 }
2483 9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2482 diff changeset	271 /* Clear the memory */
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2482 diff changeset	272 SDL_memset(haptic->effects, 0,
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2482 diff changeset	273 sizeof(struct haptic_effect) * haptic->neffects);
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	274
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	275 return 0;
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	276
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	277 /* Error handling */
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	278 open_err:
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	279 close(fd);
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	280 if (haptic->hwdata != NULL) {
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	281 free(haptic->hwdata);
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	282 haptic->hwdata = NULL;
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	283 }
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	284 return -1;
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	285 }
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	286
3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	287
2475 4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	288 /*
2490 be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	289 * Opens a haptic device for usage.
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	290 */
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	291 int
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	292 SDL_SYS_HapticOpen(SDL_Haptic * haptic)
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	293 {
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	294 int fd;
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	295
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	296 /* Open the character device */
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	297 fd = open(SDL_hapticlist[haptic->index].fname, O_RDWR, 0);
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	298 if (fd < 0) {
2513 55fd9103a330 Prefixed all haptic errors with "Haptic:" for easier readability. Edgar Simo <bobbens@gmail.com> parents: 2512 diff changeset	299 SDL_SetError("Haptic: Unable to open %s: %s",
2496 8f840a6cdf01 Using errno for more verbosity in errors. Edgar Simo <bobbens@gmail.com> parents: 2495 diff changeset	300 SDL_hapticlist[haptic->index], strerror(errno));
2490 be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	301 return -1;
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	302 }
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	303
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	304 return SDL_SYS_HapticOpenFromFD(haptic,fd);
2512 ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	305 }
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	306
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	307
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	308 /*
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	309 * Opens a haptic device from first mouse it finds for usage.
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	310 */
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	311 int
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	312 SDL_SYS_HapticMouse(void)
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	313 {
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	314 int fd;
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	315 int i;
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	316
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	317 for (i=0; i<SDL_numhaptics; i++) {
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	318
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	319 /* Open the device. */
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	320 fd = open(SDL_hapticlist[i].fname, O_RDWR, 0);
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	321 if (fd < 0) {
2513 55fd9103a330 Prefixed all haptic errors with "Haptic:" for easier readability. Edgar Simo <bobbens@gmail.com> parents: 2512 diff changeset	322 SDL_SetError("Haptic: Unable to open %s: %s",
2512 ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	323 SDL_hapticlist[i], strerror(errno));
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	324 return -1;
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	325 }
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	326
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	327 if (EV_IsMouse(fd)) {
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	328 close(fd);
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	329 return i;
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	330 }
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	331
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	332 close(fd);
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	333 }
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	334
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	335 return -1;
ef147ee4896c Improved some ioctl handling. Edgar Simo <bobbens@gmail.com> parents: 2511 diff changeset	336 }
2490 be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	337
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	338
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	339 /*
2489 96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	340 * Checks to see if a joystick has haptic features.
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	341 */
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	342 int
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	343 SDL_SYS_JoystickIsHaptic(SDL_Joystick * joystick)
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	344 {
2490 be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	345 return EV_IsHaptic(joystick->hwdata->fd);
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	346 }
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	347
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	348
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	349 /*
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	350 * Checks to see if the haptic device and joystick and in reality the same.
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	351 */
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	352 int
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	353 SDL_SYS_JoystickSameHaptic(SDL_Haptic * haptic, SDL_Joystick * joystick)
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	354 {
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	355 if (SDL_strcmp(joystick->name,haptic->name)==0) {
2489 96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	356 return 1;
2490 be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	357 }
2489 96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	358 return 0;
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	359 }
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	360
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	361
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	362 /*
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	363 * Opens a SDL_Haptic from a SDL_Joystick.
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	364 */
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	365 int
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	366 SDL_SYS_HapticOpenFromJoystick(SDL_Haptic * haptic, SDL_Joystick * joystick)
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	367 {
2490 be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	368 int fd;
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	369 fd = open(joystick->hwdata->fname, O_RDWR, 0);
be9b206d44af Some more error checking. Edgar Simo <bobbens@gmail.com> parents: 2489 diff changeset	370 return SDL_SYS_HapticOpenFromFD(haptic,fd);
2489 96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	371 }
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	372
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	373
96adc8025331 Exposed some of the joystick stuff to the haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2488 diff changeset	374 /*
2475 4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	375 * Closes the haptic device.
4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	376 */
4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	377 void
4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	378 SDL_SYS_HapticClose(SDL_Haptic * haptic)
4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	379 {
2476 242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	380 if (haptic->hwdata) {
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	381
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	382 /* Clean up */
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	383 close(haptic->hwdata->fd);
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	384
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	385 /* Free */
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	386 SDL_free(haptic->hwdata);
242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	387 haptic->hwdata = NULL;
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	388 SDL_free(haptic->effects);
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	389 haptic->neffects = 0;
2476 242d8a668ebb * Implemented opening and closing of haptic devices. Edgar Simo <bobbens@gmail.com> parents: 2475 diff changeset	390 }
2475 4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	391 }
4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	392
4b874e3a3a2c Some code cleanup. Edgar Simo <bobbens@gmail.com> parents: 2474 diff changeset	393
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	394 /*
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	395 * Clean up after system specific haptic stuff
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	396 */
2474 3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	397 void
3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	398 SDL_SYS_HapticQuit(void)
3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	399 {
3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	400 int i;
3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	401
3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	402 for (i=0; SDL_hapticlist[i].fname != NULL; i++) {
3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	403 SDL_free(SDL_hapticlist[i].fname);
3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	404 }
3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	405 SDL_hapticlist[0].fname = NULL;
3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	406 }
3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	407
2500 5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	408 /*
5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	409 * Returns the ff_effect usable direction from a SDL_HapticDirection.
5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	410 */
5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	411 static Uint16
5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	412 SDL_SYS_ToDirection( SDL_HapticDirection * dir )
5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	413 {
5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	414 Uint32 tmp;
2511 f12ae0bae468 Fixed bugs in documentation. Edgar Simo <bobbens@gmail.com> parents: 2510 diff changeset	415 float f; /* Ideally we'd use fixed point math instead of floats... */
2500 5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	416
5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	417 switch (dir->type) {
5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	418 case SDL_HAPTIC_POLAR:
2502 5356ca0c36a3 Fixed linux directions being inverted. Edgar Simo <bobbens@gmail.com> parents: 2500 diff changeset	419 /* Linux directions are inverted. */
5356ca0c36a3 Fixed linux directions being inverted. Edgar Simo <bobbens@gmail.com> parents: 2500 diff changeset	420 tmp = (((18000 + dir->dir[0]) % 36000) * 0xFFFF) / 36000;
2500 5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	421 return (Uint16) tmp;
5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	422 case SDL_HAPTIC_CARTESIAN:
2511 f12ae0bae468 Fixed bugs in documentation. Edgar Simo <bobbens@gmail.com> parents: 2510 diff changeset	423 /* We must invert "x" and "y" to go clockwise. */
2510 e6ad7e678fca Implemented SDL_HAPTIC_CARTESIAN on linux. Edgar Simo <bobbens@gmail.com> parents: 2503 diff changeset	424 f = atan2(dir->dir[0], dir->dir[1]);
e6ad7e678fca Implemented SDL_HAPTIC_CARTESIAN on linux. Edgar Simo <bobbens@gmail.com> parents: 2503 diff changeset	425 tmp = (int)(f*18000./M_PI) % 36000;
e6ad7e678fca Implemented SDL_HAPTIC_CARTESIAN on linux. Edgar Simo <bobbens@gmail.com> parents: 2503 diff changeset	426 tmp = (tmp * 0xFFFF) / 36000;
e6ad7e678fca Implemented SDL_HAPTIC_CARTESIAN on linux. Edgar Simo <bobbens@gmail.com> parents: 2503 diff changeset	427 return (Uint16) tmp;
2500 5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	428
5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	429 default:
5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	430 return -1;
5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	431 }
5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	432
5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	433 return 0;
5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	434 }
5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	435
2481 5d0ea4576f20 More comments. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	436 #define CLAMP(x) (((x) > 32767) ? 32767 : x)
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	437 /*
2479 b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	438 * Initializes the linux effect struct from a haptic_effect.
2481 5d0ea4576f20 More comments. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	439 * Values above 32767 (for unsigned) are unspecified so we must clamp.
2479 b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	440 */
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	441 static int
2480 b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	442 SDL_SYS_ToFFEffect( struct ff_effect * dest, SDL_HapticEffect * src )
2479 b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	443 {
2482 b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	444 int i;
2480 b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	445 SDL_HapticConstant *constant;
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	446 SDL_HapticPeriodic *periodic;
2482 b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	447 SDL_HapticCondition *condition;
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	448 SDL_HapticRamp *ramp;
2480 b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	449
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	450 /* Clear up */
2479 b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	451 SDL_memset(dest, 0, sizeof(struct ff_effect));
2480 b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	452
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	453 switch (src->type) {
2479 b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	454 case SDL_HAPTIC_CONSTANT:
2480 b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	455 constant = &src->constant;
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	456
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	457 /* Header */
2479 b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	458 dest->type = FF_CONSTANT;
2500 5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	459 dest->direction = SDL_SYS_ToDirection(&constant->direction);
2480 b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	460
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	461 /* Replay */
2481 5d0ea4576f20 More comments. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	462 dest->replay.length = CLAMP(constant->length);
5d0ea4576f20 More comments. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	463 dest->replay.delay = CLAMP(constant->delay);
2480 b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	464
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	465 /* Trigger */
2481 5d0ea4576f20 More comments. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	466 dest->trigger.button = CLAMP(constant->button);
5d0ea4576f20 More comments. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	467 dest->trigger.interval = CLAMP(constant->interval);
2480 b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	468
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	469 /* Constant */
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	470 dest->u.constant.level = constant->level;
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	471
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	472 /* Envelope */
2481 5d0ea4576f20 More comments. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	473 dest->u.constant.envelope.attack_length = CLAMP(constant->attack_length);
5d0ea4576f20 More comments. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	474 dest->u.constant.envelope.attack_level = CLAMP(constant->attack_level);
5d0ea4576f20 More comments. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	475 dest->u.constant.envelope.fade_length = CLAMP(constant->fade_length);
5d0ea4576f20 More comments. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	476 dest->u.constant.envelope.fade_level = CLAMP(constant->fade_level);
2480 b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	477
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	478 break;
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	479
2487 4c8e25ef2d97 Merged seperate waveforms into types to be more compatible. Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	480 case SDL_HAPTIC_SINE:
4c8e25ef2d97 Merged seperate waveforms into types to be more compatible. Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	481 case SDL_HAPTIC_SQUARE:
4c8e25ef2d97 Merged seperate waveforms into types to be more compatible. Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	482 case SDL_HAPTIC_TRIANGLE:
4c8e25ef2d97 Merged seperate waveforms into types to be more compatible. Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	483 case SDL_HAPTIC_SAWTOOTHUP:
4c8e25ef2d97 Merged seperate waveforms into types to be more compatible. Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	484 case SDL_HAPTIC_SAWTOOTHDOWN:
2480 b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	485 periodic = &src->periodic;
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	486
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	487 /* Header */
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	488 dest->type = FF_PERIODIC;
2500 5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	489 dest->direction = SDL_SYS_ToDirection(&periodic->direction);
2480 b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	490
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	491 /* Replay */
2481 5d0ea4576f20 More comments. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	492 dest->replay.length = CLAMP(periodic->length);
5d0ea4576f20 More comments. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	493 dest->replay.delay = CLAMP(periodic->delay);
2480 b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	494
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	495 /* Trigger */
2481 5d0ea4576f20 More comments. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	496 dest->trigger.button = CLAMP(periodic->button);
5d0ea4576f20 More comments. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	497 dest->trigger.interval = CLAMP(periodic->interval);
2480 b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	498
2487 4c8e25ef2d97 Merged seperate waveforms into types to be more compatible. Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	499 /* Periodic */
4c8e25ef2d97 Merged seperate waveforms into types to be more compatible. Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	500 if (periodic->type == SDL_HAPTIC_SINE)
4c8e25ef2d97 Merged seperate waveforms into types to be more compatible. Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	501 dest->u.periodic.waveform = FF_SINE;
4c8e25ef2d97 Merged seperate waveforms into types to be more compatible. Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	502 else if (periodic->type == SDL_HAPTIC_SQUARE)
4c8e25ef2d97 Merged seperate waveforms into types to be more compatible. Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	503 dest->u.periodic.waveform = FF_SQUARE;
4c8e25ef2d97 Merged seperate waveforms into types to be more compatible. Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	504 else if (periodic->type == SDL_HAPTIC_TRIANGLE)
4c8e25ef2d97 Merged seperate waveforms into types to be more compatible. Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	505 dest->u.periodic.waveform = FF_TRIANGLE;
4c8e25ef2d97 Merged seperate waveforms into types to be more compatible. Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	506 else if (periodic->type == SDL_HAPTIC_SAWTOOTHUP)
4c8e25ef2d97 Merged seperate waveforms into types to be more compatible. Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	507 dest->u.periodic.waveform = FF_SAW_UP;
4c8e25ef2d97 Merged seperate waveforms into types to be more compatible. Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	508 else if (periodic->type == SDL_HAPTIC_SAWTOOTHDOWN)
4c8e25ef2d97 Merged seperate waveforms into types to be more compatible. Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	509 dest->u.periodic.waveform = FF_SAW_DOWN;
2481 5d0ea4576f20 More comments. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	510 dest->u.periodic.period = CLAMP(periodic->period);
2480 b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	511 dest->u.periodic.magnitude = periodic->magnitude;
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	512 dest->u.periodic.offset = periodic->offset;
2481 5d0ea4576f20 More comments. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	513 dest->u.periodic.phase = CLAMP(periodic->phase);
2480 b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	514
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	515 /* Envelope */
2481 5d0ea4576f20 More comments. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	516 dest->u.periodic.envelope.attack_length = CLAMP(periodic->attack_length);
5d0ea4576f20 More comments. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	517 dest->u.periodic.envelope.attack_level = CLAMP(periodic->attack_level);
5d0ea4576f20 More comments. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	518 dest->u.periodic.envelope.fade_length = CLAMP(periodic->fade_length);
5d0ea4576f20 More comments. Edgar Simo <bobbens@gmail.com> parents: 2480 diff changeset	519 dest->u.periodic.envelope.fade_level = CLAMP(periodic->fade_level);
2479 b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	520
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	521 break;
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	522
2482 b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	523 case SDL_HAPTIC_SPRING:
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	524 case SDL_HAPTIC_DAMPER:
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	525 case SDL_HAPTIC_INERTIA:
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	526 case SDL_HAPTIC_FRICTION:
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	527 condition = &src->condition;
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	528
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	529 /* Header */
2503 84a634009a83 Another important typo mistake. Edgar Simo <bobbens@gmail.com> parents: 2502 diff changeset	530 if (condition->type == SDL_HAPTIC_SPRING)
2482 b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	531 dest->type = FF_SPRING;
2503 84a634009a83 Another important typo mistake. Edgar Simo <bobbens@gmail.com> parents: 2502 diff changeset	532 else if (condition->type == SDL_HAPTIC_DAMPER)
2482 b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	533 dest->type = FF_DAMPER;
2503 84a634009a83 Another important typo mistake. Edgar Simo <bobbens@gmail.com> parents: 2502 diff changeset	534 else if (condition->type == SDL_HAPTIC_INERTIA)
2482 b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	535 dest->type = FF_INERTIA;
2503 84a634009a83 Another important typo mistake. Edgar Simo <bobbens@gmail.com> parents: 2502 diff changeset	536 else if (condition->type == SDL_HAPTIC_FRICTION)
2482 b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	537 dest->type = FF_FRICTION;
2500 5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	538 dest->direction = 0; /* Handled by the condition-specifics. */
2482 b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	539
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	540 /* Replay */
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	541 dest->replay.length = CLAMP(condition->length);
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	542 dest->replay.delay = CLAMP(condition->delay);
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	543
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	544 /* Trigger */
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	545 dest->trigger.button = CLAMP(condition->button);
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	546 dest->trigger.interval = CLAMP(condition->interval);
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	547
2500 5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	548 /* Condition */
5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	549 /* X axis */
5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	550 dest->u.condition[0].right_saturation = CLAMP(condition->right_sat[0]);
5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	551 dest->u.condition[0].left_saturation = CLAMP(condition->left_sat[0]);
5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	552 dest->u.condition[0].right_coeff = condition->right_coeff[0];
5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	553 dest->u.condition[0].left_coeff = condition->left_coeff[0];
5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	554 dest->u.condition[0].deadband = CLAMP(condition->deadband[0]);
5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	555 dest->u.condition[0].center = condition->center[0];
5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	556 /* Y axis */
5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	557 dest->u.condition[1].right_saturation = CLAMP(condition->right_sat[1]);
5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	558 dest->u.condition[1].left_saturation = CLAMP(condition->left_sat[1]);
5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	559 dest->u.condition[1].right_coeff = condition->right_coeff[1];
5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	560 dest->u.condition[1].left_coeff = condition->left_coeff[1];
5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	561 dest->u.condition[1].deadband = CLAMP(condition->deadband[1]);
5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	562 dest->u.condition[1].center = condition->center[1];
2482 b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	563
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	564 break;
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	565
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	566 case SDL_HAPTIC_RAMP:
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	567 ramp = &src->ramp;
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	568
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	569 /* Header */
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	570 dest->type = FF_RAMP;
2500 5251d0510b7e Implemented polar coordinates in linux. Edgar Simo <bobbens@gmail.com> parents: 2496 diff changeset	571 dest->direction = SDL_SYS_ToDirection(&ramp->direction);
2482 b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	572
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	573 /* Replay */
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	574 dest->replay.length = CLAMP(ramp->length);
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	575 dest->replay.delay = CLAMP(ramp->delay);
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	576
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	577 /* Trigger */
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	578 dest->trigger.button = CLAMP(ramp->button);
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	579 dest->trigger.interval = CLAMP(ramp->interval);
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	580
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	581 /* Ramp */
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	582 dest->u.ramp.start_level = ramp->start;
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	583 dest->u.ramp.end_level = ramp->end;
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	584
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	585 /* Envelope */
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	586 dest->u.ramp.envelope.attack_length = CLAMP(ramp->attack_length);
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	587 dest->u.ramp.envelope.attack_level = CLAMP(ramp->attack_level);
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	588 dest->u.ramp.envelope.fade_length = CLAMP(ramp->fade_length);
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	589 dest->u.ramp.envelope.fade_level = CLAMP(ramp->fade_level);
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	590
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	591 break;
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	592
b51ad78812d5 Removed the linux only SDL_HAPTIC_RUMBLE (use PERIODIC instead). Edgar Simo <bobbens@gmail.com> parents: 2481 diff changeset	593
2479 b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	594 default:
2513 55fd9103a330 Prefixed all haptic errors with "Haptic:" for easier readability. Edgar Simo <bobbens@gmail.com> parents: 2512 diff changeset	595 SDL_SetError("Haptic: Unknown effect type.");
2479 b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	596 return -1;
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	597 }
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	598
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	599 return 0;
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	600 }
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	601
2483 9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2482 diff changeset	602
2479 b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	603 /*
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	604 * Creates a new haptic effect.
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	605 */
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	606 int
2480 b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	607 SDL_SYS_HapticNewEffect(SDL_Haptic * haptic, struct haptic_effect * effect,
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	608 SDL_HapticEffect * base)
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	609 {
2480 b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	610 struct ff_effect * linux_effect;
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	611
2479 b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	612 /* Allocate the hardware effect */
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	613 effect->hweffect = (struct haptic_hweffect *)
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	614 SDL_malloc(sizeof(struct haptic_hweffect));
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	615 if (effect->hweffect == NULL) {
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	616 SDL_OutOfMemory();
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	617 return -1;
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	618 }
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	619
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	620 /* Prepare the ff_effect */
2480 b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	621 linux_effect = &effect->hweffect->effect;
b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	622 if (SDL_SYS_ToFFEffect( linux_effect, base ) != 0) {
2488 8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	623 goto new_effect_err;
2479 b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	624 }
2480 b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	625 linux_effect->id = -1; /* Have the kernel give it an id */
2479 b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	626
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	627 /* Upload the effect */
2480 b883974445fc Some more error reporting. Edgar Simo <bobbens@gmail.com> parents: 2479 diff changeset	628 if (ioctl(haptic->hwdata->fd, EVIOCSFF, linux_effect) < 0) {
2513 55fd9103a330 Prefixed all haptic errors with "Haptic:" for easier readability. Edgar Simo <bobbens@gmail.com> parents: 2512 diff changeset	629 SDL_SetError("Haptic: Error uploading effect to the device: %s", strerror(errno));
2488 8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	630 goto new_effect_err;
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	631 }
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	632
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	633 return 0;
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	634
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	635 new_effect_err:
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	636 free(effect->hweffect);
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	637 effect->hweffect = NULL;
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	638 return -1;
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	639 }
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	640
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	641
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	642 /*
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	643 * Updates an effect.
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	644 *
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	645 * Note: Dynamically updating the direction can in some cases force
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	646 * the effect to restart and run once.
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	647 */
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	648 int SDL_SYS_HapticUpdateEffect(SDL_Haptic * haptic,
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	649 struct haptic_effect * effect, SDL_HapticEffect * data)
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	650 {
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	651 struct ff_effect linux_effect;
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	652
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	653 /* Create the new effect */
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	654 if (SDL_SYS_ToFFEffect( &linux_effect, data ) != 0) {
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	655 return -1;
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	656 }
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	657 linux_effect.id = effect->hweffect->effect.id;
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	658
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	659 /* See if it can be uploaded. */
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	660 if (ioctl(haptic->hwdata->fd, EVIOCSFF, &linux_effect) < 0) {
2513 55fd9103a330 Prefixed all haptic errors with "Haptic:" for easier readability. Edgar Simo <bobbens@gmail.com> parents: 2512 diff changeset	661 SDL_SetError("Haptic: Error updating the effect: %s", strerror(errno));
2479 b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	662 return -1;
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	663 }
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	664
2488 8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	665 /* Copy the new effect into memory. */
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	666 SDL_memcpy( &effect->hweffect->effect, &linux_effect, sizeof(struct ff_effect) );
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	667
8e2bdbccf7ff Added SDL_HapticUpdateEffect(). Edgar Simo <bobbens@gmail.com> parents: 2487 diff changeset	668 return effect->hweffect->effect.id;
2479 b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	669 }
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	670
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	671
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	672 /*
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	673 * Runs an effect.
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	674 */
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	675 int
2517 37c13c12c878 Broke API by introducing iterations to SDL_HapticRunEffects(). Edgar Simo <bobbens@gmail.com> parents: 2515 diff changeset	676 SDL_SYS_HapticRunEffect(SDL_Haptic * haptic, struct haptic_effect * effect, int iterations)
2479 b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	677 {
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	678 struct input_event run;
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	679
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	680 /* Prepare to run the effect */
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	681 run.type = EV_FF;
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	682 run.code = effect->hweffect->effect.id;
2517 37c13c12c878 Broke API by introducing iterations to SDL_HapticRunEffects(). Edgar Simo <bobbens@gmail.com> parents: 2515 diff changeset	683 if (iterations == SDL_HAPTIC_INFINITY)
37c13c12c878 Broke API by introducing iterations to SDL_HapticRunEffects(). Edgar Simo <bobbens@gmail.com> parents: 2515 diff changeset	684 run.value = INT_MAX;
37c13c12c878 Broke API by introducing iterations to SDL_HapticRunEffects(). Edgar Simo <bobbens@gmail.com> parents: 2515 diff changeset	685 else
37c13c12c878 Broke API by introducing iterations to SDL_HapticRunEffects(). Edgar Simo <bobbens@gmail.com> parents: 2515 diff changeset	686 run.value = iterations;
2479 b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	687
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	688 if (write(haptic->hwdata->fd, (const void*) &run, sizeof(run)) < 0) {
2513 55fd9103a330 Prefixed all haptic errors with "Haptic:" for easier readability. Edgar Simo <bobbens@gmail.com> parents: 2512 diff changeset	689 SDL_SetError("Haptic: Unable to run the effect: %s", strerror(errno));
2479 b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	690 return -1;
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	691 }
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	692
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	693 return 0;
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	694 }
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	695
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	696
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	697 /*
2485 67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	698 * Stops an effect.
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	699 */
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	700 int
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	701 SDL_SYS_HapticStopEffect(SDL_Haptic * haptic, struct haptic_effect * effect)
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	702 {
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	703 struct input_event stop;
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	704
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	705 stop.type = EV_FF;
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	706 stop.code = effect->hweffect->effect.id;
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	707 stop.value = 0;
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	708
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	709 if (write(haptic->hwdata->fd, (const void*) &stop, sizeof(stop)) < 0) {
2513 55fd9103a330 Prefixed all haptic errors with "Haptic:" for easier readability. Edgar Simo <bobbens@gmail.com> parents: 2512 diff changeset	710 SDL_SetError("Haptic: Unable to stop the effect: %s", strerror(errno));
2485 67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	711 return -1;
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	712 }
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	713
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	714 return 0;
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	715 }
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	716
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	717
67978eea6d10 Added SDL_HapticStopEffect(). Edgar Simo <bobbens@gmail.com> parents: 2484 diff changeset	718 /*
2487 4c8e25ef2d97 Merged seperate waveforms into types to be more compatible. Edgar Simo <bobbens@gmail.com> parents: 2486 diff changeset	719 * Frees the effect.
2479 b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	720 */
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	721 void
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	722 SDL_SYS_HapticDestroyEffect(SDL_Haptic * haptic, struct haptic_effect * effect)
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	723 {
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	724 if (ioctl(haptic->hwdata->fd, EVIOCRMFF, effect->hweffect->effect.id) < 0) {
2513 55fd9103a330 Prefixed all haptic errors with "Haptic:" for easier readability. Edgar Simo <bobbens@gmail.com> parents: 2512 diff changeset	725 SDL_SetError("Haptic: Error removing the effect from the device: %s",
2496 8f840a6cdf01 Using errno for more verbosity in errors. Edgar Simo <bobbens@gmail.com> parents: 2495 diff changeset	726 strerror(errno));
2479 b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	727 }
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	728 SDL_free(effect->hweffect);
b9eb2cfe16cd Added some preliminary support for haptic effect control. Edgar Simo <bobbens@gmail.com> parents: 2478 diff changeset	729 effect->hweffect = NULL;
2477 97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	730 }
97f75ea43a93 Starting to add infrastructure to handle haptic effects. Edgar Simo <bobbens@gmail.com> parents: 2476 diff changeset	731
2474 3f80bf1528b4 Properly quit the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: 2472 diff changeset	732
2483 9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2482 diff changeset	733 /*
2495 66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2493 diff changeset	734 * Gets the status of a haptic effect.
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2493 diff changeset	735 */
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2493 diff changeset	736 int
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2493 diff changeset	737 SDL_SYS_HapticGetEffectStatus(SDL_Haptic * haptic, struct haptic_effect * effect)
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2493 diff changeset	738 {
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2493 diff changeset	739 #if 0 /* Not supported atm. */
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2493 diff changeset	740 struct input_event ie;
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2493 diff changeset	741
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2493 diff changeset	742 ie.type = EV_FF;
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2493 diff changeset	743 ie.type = EV_FF_STATUS;
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2493 diff changeset	744 ie.code = effect->hweffect->effect.id;
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2493 diff changeset	745
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2493 diff changeset	746 if (write(haptic->hwdata->fd, &ie, sizeof(ie)) < 0) {
2513 55fd9103a330 Prefixed all haptic errors with "Haptic:" for easier readability. Edgar Simo <bobbens@gmail.com> parents: 2512 diff changeset	747 SDL_SetError("Haptic: Error getting device status.");
2495 66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2493 diff changeset	748 return -1;
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2493 diff changeset	749 }
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2493 diff changeset	750
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2493 diff changeset	751 return 0;
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2493 diff changeset	752 #endif
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2493 diff changeset	753
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2493 diff changeset	754 return -1;
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2493 diff changeset	755 }
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2493 diff changeset	756
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2493 diff changeset	757
66c02abeef0e Added SDL_HapticGetEffectStatus(). Edgar Simo <bobbens@gmail.com> parents: 2493 diff changeset	758 /*
2483 9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2482 diff changeset	759 * Sets the gain.
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2482 diff changeset	760 */
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2482 diff changeset	761 int
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2482 diff changeset	762 SDL_SYS_HapticSetGain(SDL_Haptic * haptic, int gain)
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2482 diff changeset	763 {
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2482 diff changeset	764 struct input_event ie;
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2482 diff changeset	765
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2482 diff changeset	766 ie.type = EV_FF;
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2482 diff changeset	767 ie.code = FF_GAIN;
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2482 diff changeset	768 ie.value = (0xFFFFUL * gain) / 100;
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2482 diff changeset	769
2484 666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	770 if (write(haptic->hwdata->fd, &ie, sizeof(ie)) < 0) {
2513 55fd9103a330 Prefixed all haptic errors with "Haptic:" for easier readability. Edgar Simo <bobbens@gmail.com> parents: 2512 diff changeset	771 SDL_SetError("Haptic: Error setting gain: %s", strerror(errno));
2484 666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	772 return -1;
2483 9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2482 diff changeset	773 }
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2482 diff changeset	774
2484 666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	775 return 0;
2483 9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2482 diff changeset	776 }
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2482 diff changeset	777
9d52368ebcf5 Setting effects memory to 0. Edgar Simo <bobbens@gmail.com> parents: 2482 diff changeset	778
2484 666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	779 /*
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	780 * Sets the autocentering.
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	781 */
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	782 int
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	783 SDL_SYS_HapticSetAutocenter(SDL_Haptic * haptic, int autocenter)
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	784 {
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	785 struct input_event ie;
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	786
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	787 ie.type = EV_FF;
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	788 ie.code = FF_AUTOCENTER;
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	789 ie.value = (0xFFFFUL * autocenter) / 100;
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	790
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	791 if (write(haptic->hwdata->fd, &ie, sizeof(ie)) < 0) {
2513 55fd9103a330 Prefixed all haptic errors with "Haptic:" for easier readability. Edgar Simo <bobbens@gmail.com> parents: 2512 diff changeset	792 SDL_SetError("Haptic: Error setting autocenter: %s", strerror(errno));
2484 666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	793 return -1;
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	794 }
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	795
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	796 return 0;
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	797 }
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	798
666472fd4cb0 HapticSetGain checks to see if device supports it. Edgar Simo <bobbens@gmail.com> parents: 2483 diff changeset	799
2472 3f73c88c9abb First commit of the SDL_haptic subsystem. Edgar Simo <bobbens@gmail.com> parents: diff changeset	800 #endif /* SDL_HAPTIC_LINUX */

Mercurial > sdl-ios-xcode

annotate src/haptic/linux/SDL_syshaptic.c @ 2517:37c13c12c878 gsoc2008_force_feedback