SDL_sysjoystick.c
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/*
Simple DirectMedia Layer
Copyright (C) 1997-2016 Sam Lantinga <slouken@libsdl.org>
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
arising from the use of this software.
Permission is granted to anyone to use this software for any purpose,
including commercial applications, and to alter it and redistribute it
freely, subject to the following restrictions:
1. The origin of this software must not be misrepresented; you must not
claim that you wrote the original software. If you use this software
in a product, an acknowledgment in the product documentation would be
appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be
misrepresented as being the original software.
3. This notice may not be removed or altered from any source distribution.
*/
#include "../../SDL_internal.h"
#ifdef SDL_JOYSTICK_ANDROID
#include <stdio.h> /* For the definition of NULL */
#include "SDL_error.h"
#include "SDL_events.h"
#if !SDL_EVENTS_DISABLED
#include "../../events/SDL_events_c.h"
#endif
#include "SDL_joystick.h"
#include "SDL_hints.h"
#include "SDL_assert.h"
#include "SDL_timer.h"
#include "SDL_log.h"
#include "SDL_sysjoystick_c.h"
#include "../SDL_joystick_c.h"
#include "../../core/android/SDL_android.h"
#include "android/keycodes.h"
/* As of platform android-14, android/keycodes.h is missing these defines */
#ifndef AKEYCODE_BUTTON_1
#define AKEYCODE_BUTTON_1 188
#define AKEYCODE_BUTTON_2 189
#define AKEYCODE_BUTTON_3 190
#define AKEYCODE_BUTTON_4 191
#define AKEYCODE_BUTTON_5 192
#define AKEYCODE_BUTTON_6 193
#define AKEYCODE_BUTTON_7 194
#define AKEYCODE_BUTTON_8 195
#define AKEYCODE_BUTTON_9 196
#define AKEYCODE_BUTTON_10 197
#define AKEYCODE_BUTTON_11 198
#define AKEYCODE_BUTTON_12 199
#define AKEYCODE_BUTTON_13 200
#define AKEYCODE_BUTTON_14 201
#define AKEYCODE_BUTTON_15 202
#define AKEYCODE_BUTTON_16 203
#endif
#define ANDROID_ACCELEROMETER_NAME "Android Accelerometer"
#define ANDROID_ACCELEROMETER_DEVICE_ID INT_MIN
#define ANDROID_MAX_NBUTTONS 36
static SDL_joylist_item * JoystickByDeviceId(int device_id);
static SDL_joylist_item *SDL_joylist = NULL;
static SDL_joylist_item *SDL_joylist_tail = NULL;
static int numjoysticks = 0;
static int instance_counter = 0;
/* Function to convert Android keyCodes into SDL ones.
* This code manipulation is done to get a sequential list of codes.
* FIXME: This is only suited for the case where we use a fixed number of buttons determined by ANDROID_MAX_NBUTTONS
*/
static int
keycode_to_SDL(int keycode)
{
/* FIXME: If this function gets too unwiedly in the future, replace with a lookup table */
int button = 0;
switch(keycode)
{
/* Some gamepad buttons (API 9) */
case AKEYCODE_BUTTON_A:
button = SDL_CONTROLLER_BUTTON_A;
break;
case AKEYCODE_BUTTON_B:
button = SDL_CONTROLLER_BUTTON_B;
break;
case AKEYCODE_BUTTON_X:
button = SDL_CONTROLLER_BUTTON_X;
break;
case AKEYCODE_BUTTON_Y:
button = SDL_CONTROLLER_BUTTON_Y;
break;
case AKEYCODE_BUTTON_L1:
button = SDL_CONTROLLER_BUTTON_LEFTSHOULDER;
break;
case AKEYCODE_BUTTON_R1:
button = SDL_CONTROLLER_BUTTON_RIGHTSHOULDER;
break;
case AKEYCODE_BUTTON_THUMBL:
button = SDL_CONTROLLER_BUTTON_LEFTSTICK;
break;
case AKEYCODE_BUTTON_THUMBR:
button = SDL_CONTROLLER_BUTTON_RIGHTSTICK;
break;
case AKEYCODE_BUTTON_START:
button = SDL_CONTROLLER_BUTTON_START;
break;
case AKEYCODE_BUTTON_SELECT:
button = SDL_CONTROLLER_BUTTON_BACK;
break;
case AKEYCODE_BUTTON_MODE:
button = SDL_CONTROLLER_BUTTON_GUIDE;
break;
case AKEYCODE_BUTTON_L2:
button = SDL_CONTROLLER_BUTTON_MAX; /* Not supported by GameController */
break;
case AKEYCODE_BUTTON_R2:
button = SDL_CONTROLLER_BUTTON_MAX+1; /* Not supported by GameController */
break;
case AKEYCODE_BUTTON_C:
button = SDL_CONTROLLER_BUTTON_MAX+2; /* Not supported by GameController */
break;
case AKEYCODE_BUTTON_Z:
button = SDL_CONTROLLER_BUTTON_MAX+3; /* Not supported by GameController */
break;
/* D-Pad key codes (API 1) */
case AKEYCODE_DPAD_UP:
button = SDL_CONTROLLER_BUTTON_DPAD_UP;
break;
case AKEYCODE_DPAD_DOWN:
button = SDL_CONTROLLER_BUTTON_DPAD_DOWN;
break;
case AKEYCODE_DPAD_LEFT:
button = SDL_CONTROLLER_BUTTON_DPAD_LEFT;
break;
case AKEYCODE_DPAD_RIGHT:
button = SDL_CONTROLLER_BUTTON_DPAD_RIGHT;
break;
case AKEYCODE_DPAD_CENTER:
button = SDL_CONTROLLER_BUTTON_MAX+4; /* Not supported by GameController */
break;
/* More gamepad buttons (API 12), these get mapped to 20...35*/
case AKEYCODE_BUTTON_1:
case AKEYCODE_BUTTON_2:
case AKEYCODE_BUTTON_3:
case AKEYCODE_BUTTON_4:
case AKEYCODE_BUTTON_5:
case AKEYCODE_BUTTON_6:
case AKEYCODE_BUTTON_7:
case AKEYCODE_BUTTON_8:
case AKEYCODE_BUTTON_9:
case AKEYCODE_BUTTON_10:
case AKEYCODE_BUTTON_11:
case AKEYCODE_BUTTON_12:
case AKEYCODE_BUTTON_13:
case AKEYCODE_BUTTON_14:
case AKEYCODE_BUTTON_15:
case AKEYCODE_BUTTON_16:
button = keycode - AKEYCODE_BUTTON_1 + SDL_CONTROLLER_BUTTON_MAX + 5;
break;
default:
return -1;
break;
}
/* This is here in case future generations, probably with six fingers per hand,
* happily add new cases up above and forget to update the max number of buttons.
*/
SDL_assert(button < ANDROID_MAX_NBUTTONS);
return button;
}
int
Android_OnPadDown(int device_id, int keycode)
{
SDL_joylist_item *item;
int button = keycode_to_SDL(keycode);
if (button >= 0) {
item = JoystickByDeviceId(device_id);
if (item && item->joystick) {
SDL_PrivateJoystickButton(item->joystick, button , SDL_PRESSED);
return 0;
}
}
return -1;
}
int
Android_OnPadUp(int device_id, int keycode)
{
SDL_joylist_item *item;
int button = keycode_to_SDL(keycode);
if (button >= 0) {
item = JoystickByDeviceId(device_id);
if (item && item->joystick) {
SDL_PrivateJoystickButton(item->joystick, button, SDL_RELEASED);
return 0;
}
}
return -1;
}
int
Android_OnJoy(int device_id, int axis, float value)
{
/* Android gives joy info normalized as [-1.0, 1.0] or [0.0, 1.0] */
SDL_joylist_item *item = JoystickByDeviceId(device_id);
if (item && item->joystick) {
SDL_PrivateJoystickAxis(item->joystick, axis, (Sint16) (32767.*value) );
}
return 0;
}
int
Android_OnHat(int device_id, int hat_id, int x, int y)
{
const Uint8 position_map[3][3] = {
{SDL_HAT_LEFTUP, SDL_HAT_UP, SDL_HAT_RIGHTUP},
{SDL_HAT_LEFT, SDL_HAT_CENTERED, SDL_HAT_RIGHT},
{SDL_HAT_LEFTDOWN, SDL_HAT_DOWN, SDL_HAT_RIGHTDOWN}
};
if (x >= -1 && x <=1 && y >= -1 && y <= 1) {
SDL_joylist_item *item = JoystickByDeviceId(device_id);
if (item && item->joystick) {
SDL_PrivateJoystickHat(item->joystick, hat_id, position_map[y+1][x+1] );
}
return 0;
}
return -1;
}
int
Android_AddJoystick(int device_id, const char *name, SDL_bool is_accelerometer, int nbuttons, int naxes, int nhats, int nballs)
{
SDL_JoystickGUID guid;
SDL_joylist_item *item;
#if !SDL_EVENTS_DISABLED
SDL_Event event;
#endif
if(JoystickByDeviceId(device_id) != NULL || name == NULL) {
return -1;
}
/* the GUID is just the first 16 chars of the name for now */
SDL_zero( guid );
SDL_memcpy( &guid, name, SDL_min( sizeof(guid), SDL_strlen( name ) ) );
item = (SDL_joylist_item *) SDL_malloc(sizeof (SDL_joylist_item));
if (item == NULL) {
return -1;
}
SDL_zerop(item);
item->guid = guid;
item->device_id = device_id;
item->name = SDL_strdup(name);
if ( item->name == NULL ) {
SDL_free(item);
return -1;
}
item->is_accelerometer = is_accelerometer;
if (nbuttons > -1) {
item->nbuttons = nbuttons;
}
else {
item->nbuttons = ANDROID_MAX_NBUTTONS;
}
item->naxes = naxes;
item->nhats = nhats;
item->nballs = nballs;
item->device_instance = instance_counter++;
if (SDL_joylist_tail == NULL) {
SDL_joylist = SDL_joylist_tail = item;
} else {
SDL_joylist_tail->next = item;
SDL_joylist_tail = item;
}
/* Need to increment the joystick count before we post the event */
++numjoysticks;
#if !SDL_EVENTS_DISABLED
event.type = SDL_JOYDEVICEADDED;
if (SDL_GetEventState(event.type) == SDL_ENABLE) {
event.jdevice.which = (numjoysticks - 1);
if ( (SDL_EventOK == NULL) ||
(*SDL_EventOK) (SDL_EventOKParam, &event) ) {
SDL_PushEvent(&event);
}
}
#endif /* !SDL_EVENTS_DISABLED */
#ifdef DEBUG_JOYSTICK
SDL_Log("Added joystick %s with device_id %d", name, device_id);
#endif
return numjoysticks;
}
int
Android_RemoveJoystick(int device_id)
{
SDL_joylist_item *item = SDL_joylist;
SDL_joylist_item *prev = NULL;
#if !SDL_EVENTS_DISABLED
SDL_Event event;
#endif
/* Don't call JoystickByDeviceId here or there'll be an infinite loop! */
while (item != NULL) {
if (item->device_id == device_id) {
break;
}
prev = item;
item = item->next;
}
if (item == NULL) {
return -1;
}
const int retval = item->device_instance;
if (item->joystick) {
item->joystick->hwdata = NULL;
}
if (prev != NULL) {
prev->next = item->next;
} else {
SDL_assert(SDL_joylist == item);
SDL_joylist = item->next;
}
if (item == SDL_joylist_tail) {
SDL_joylist_tail = prev;
}
/* Need to decrement the joystick count before we post the event */
--numjoysticks;
#if !SDL_EVENTS_DISABLED
event.type = SDL_JOYDEVICEREMOVED;
if (SDL_GetEventState(event.type) == SDL_ENABLE) {
event.jdevice.which = item->device_instance;
if ( (SDL_EventOK == NULL) ||
(*SDL_EventOK) (SDL_EventOKParam, &event) ) {
SDL_PushEvent(&event);
}
}
#endif /* !SDL_EVENTS_DISABLED */
#ifdef DEBUG_JOYSTICK
SDL_Log("Removed joystick with device_id %d", device_id);
#endif
SDL_free(item->name);
SDL_free(item);
return retval;
}
int
SDL_SYS_JoystickInit(void)
{
const char *hint;
SDL_SYS_JoystickDetect();
hint = SDL_GetHint(SDL_HINT_ACCELEROMETER_AS_JOYSTICK);
if (!hint || SDL_atoi(hint)) {
/* Default behavior, accelerometer as joystick */
Android_AddJoystick(ANDROID_ACCELEROMETER_DEVICE_ID, ANDROID_ACCELEROMETER_NAME, SDL_TRUE, 0, 3, 0, 0);
}
return (numjoysticks);
}
int SDL_SYS_NumJoysticks()
{
return numjoysticks;
}
void SDL_SYS_JoystickDetect()
{
/* Support for device connect/disconnect is API >= 16 only,
* so we poll every three seconds
* Ref: http://developer.android.com/reference/android/hardware/input/InputManager.InputDeviceListener.html
*/
static Uint32 timeout = 0;
if (SDL_TICKS_PASSED(SDL_GetTicks(), timeout)) {
timeout = SDL_GetTicks() + 3000;
Android_JNI_PollInputDevices();
}
}
static SDL_joylist_item *
JoystickByDevIndex(int device_index)
{
SDL_joylist_item *item = SDL_joylist;
if ((device_index < 0) || (device_index >= numjoysticks)) {
return NULL;
}
while (device_index > 0) {
SDL_assert(item != NULL);
device_index--;
item = item->next;
}
return item;
}
static SDL_joylist_item *
JoystickByDeviceId(int device_id)
{
SDL_joylist_item *item = SDL_joylist;
while (item != NULL) {
if (item->device_id == device_id) {
return item;
}
item = item->next;
}
/* Joystick not found, try adding it */
SDL_SYS_JoystickDetect();
while (item != NULL) {
if (item->device_id == device_id) {
return item;
}
item = item->next;
}
return NULL;
}
/* Function to get the device-dependent name of a joystick */
const char *
SDL_SYS_JoystickNameForDeviceIndex(int device_index)
{
return JoystickByDevIndex(device_index)->name;
}
/* Function to perform the mapping from device index to the instance id for this index */
SDL_JoystickID SDL_SYS_GetInstanceIdOfDeviceIndex(int device_index)
{
return JoystickByDevIndex(device_index)->device_instance;
}
/* Function to open a joystick for use.
The joystick to open is specified by the device index.
This should fill the nbuttons and naxes fields of the joystick structure.
It returns 0, or -1 if there is an error.
*/
int
SDL_SYS_JoystickOpen(SDL_Joystick * joystick, int device_index)
{
SDL_joylist_item *item = JoystickByDevIndex(device_index);
if (item == NULL ) {
return SDL_SetError("No such device");
}
if (item->joystick != NULL) {
return SDL_SetError("Joystick already opened");
}
joystick->instance_id = item->device_instance;
joystick->hwdata = (struct joystick_hwdata *) item;
item->joystick = joystick;
joystick->nhats = item->nhats;
joystick->nballs = item->nballs;
joystick->nbuttons = item->nbuttons;
joystick->naxes = item->naxes;
return (0);
}
/* Function to determine if this joystick is attached to the system right now */
SDL_bool SDL_SYS_JoystickAttached(SDL_Joystick *joystick)
{
return joystick->hwdata != NULL;
}
void
SDL_SYS_JoystickUpdate(SDL_Joystick * joystick)
{
int i;
Sint16 value;
float values[3];
SDL_joylist_item *item = SDL_joylist;
while (item) {
if (item->is_accelerometer) {
if (item->joystick) {
if (Android_JNI_GetAccelerometerValues(values)) {
for ( i = 0; i < 3; i++ ) {
if (values[i] > 1.0f) {
values[i] = 1.0f;
} else if (values[i] < -1.0f) {
values[i] = -1.0f;
}
value = (Sint16)(values[i] * 32767.0f);
SDL_PrivateJoystickAxis(item->joystick, i, value);
}
}
}
break;
}
item = item->next;
}
}
/* Function to close a joystick after use */
void
SDL_SYS_JoystickClose(SDL_Joystick * joystick)
{
}
/* Function to perform any system-specific joystick related cleanup */
void
SDL_SYS_JoystickQuit(void)
{
SDL_joylist_item *item = NULL;
SDL_joylist_item *next = NULL;
for (item = SDL_joylist; item; item = next) {
next = item->next;
SDL_free(item->name);
SDL_free(item);
}
SDL_joylist = SDL_joylist_tail = NULL;
numjoysticks = 0;
instance_counter = 0;
}
SDL_JoystickGUID SDL_SYS_JoystickGetDeviceGUID( int device_index )
{
return JoystickByDevIndex(device_index)->guid;
}
SDL_JoystickGUID SDL_SYS_JoystickGetGUID(SDL_Joystick * joystick)
{
SDL_JoystickGUID guid;
if (joystick->hwdata != NULL) {
return ((SDL_joylist_item*)joystick->hwdata)->guid;
}
SDL_zero(guid);
return guid;
}
#endif /* SDL_JOYSTICK_ANDROID */
/* vi: set ts=4 sw=4 expandtab: */
SDL_HAT_LEFTDOWN
#define SDL_HAT_LEFTDOWN
Definition: SDL_joystick.h:215
SDL_min
#define SDL_min(x, y)
Definition: SDL_stdinc.h:347
SDL_joystick.h
button
SDL_Texture * button
Definition: testgamecontroller.c:67
joystick_hwdata::guid
SDL_JoystickGUID guid
Definition: SDL_sysjoystick_c.h:65
Uint32
uint32_t Uint32
An unsigned 32-bit integer type.
Definition: SDL_stdinc.h:157
SDL_PrivateJoystickHat
int SDL_PrivateJoystickHat(SDL_Joystick *joystick, Uint8 hat, Uint8 value)
Definition: SDL_joystick.c:542
SDL_log.h
SDL_CONTROLLER_BUTTON_BACK
Definition: SDL_gamecontroller.h:269
SDL_SYS_NumJoysticks
int SDL_SYS_NumJoysticks()
Definition: SDL_sysjoystick.m:309
SDL_CONTROLLER_BUTTON_GUIDE
Definition: SDL_gamecontroller.h:270
x
GLint GLint GLint GLint GLint x
Definition: SDL_opengl.h:1567
Android_JNI_GetAccelerometerValues
SDL_bool Android_JNI_GetAccelerometerValues(float values[3])
SDL_CONTROLLER_BUTTON_A
Definition: SDL_gamecontroller.h:265
SDL_JOYDEVICEADDED
Definition: SDL_events.h:113
joystick_hwdata::joystick
SDL_Joystick * joystick
Definition: SDL_sysjoystick_c.h:39
SDL_HAT_RIGHTUP
#define SDL_HAT_RIGHTUP
Definition: SDL_joystick.h:212
SDL_CONTROLLER_BUTTON_DPAD_RIGHT
Definition: SDL_gamecontroller.h:279
SDL_CONTROLLER_BUTTON_B
Definition: SDL_gamecontroller.h:266
SDL_events.h
SDL_GetHint
#define SDL_GetHint
Definition: SDL_dynapi_overrides.h:197
SDL_PrivateJoystickButton
int SDL_PrivateJoystickButton(SDL_Joystick *joystick, Uint8 button, Uint8 state)
Definition: SDL_joystick.c:618
SDL_ENABLE
#define SDL_ENABLE
Definition: SDL_events.h:718
f
GLfloat f
Definition: SDL_opengl_glext.h:1870
joystick_hwdata::next
struct joystick_hwdata * next
Definition: SDL_sysjoystick_c.h:47
name
GLuint const GLchar * name
Definition: SDL_opengl_glext.h:660
axis
SDL_Texture * axis
Definition: testgamecontroller.c:67
SDL_SYS_JoystickQuit
void SDL_SYS_JoystickQuit(void)
Definition: SDL_sysjoystick.m:611
SDL_zerop
#define SDL_zerop(x)
Definition: SDL_stdinc.h:358
SDL_PrivateJoystickAxis
int SDL_PrivateJoystickAxis(SDL_Joystick *joystick, Uint8 axis, Sint16 value)
Definition: SDL_joystick.c:501
SDL_CONTROLLER_BUTTON_START
Definition: SDL_gamecontroller.h:271
SDL_CONTROLLER_BUTTON_RIGHTSTICK
Definition: SDL_gamecontroller.h:273
joystick_hwdata
Definition: SDL_sysjoystick_c.h:44
SDL_JOYDEVICEREMOVED
Definition: SDL_events.h:114
SDL_bool
SDL_bool
Definition: SDL_stdinc.h:126
retval
SDL_bool retval
Definition: testgamecontroller.c:65
SDL_HAT_RIGHT
#define SDL_HAT_RIGHT
Definition: SDL_joystick.h:209
SDL_Log
#define SDL_Log
Definition: SDL_dynapi_overrides.h:37
SDL_memcpy
#define SDL_memcpy
Definition: SDL_dynapi_overrides.h:393
SDL_HINT_ACCELEROMETER_AS_JOYSTICK
#define SDL_HINT_ACCELEROMETER_AS_JOYSTICK
A variable controlling whether the Android / iOS built-in accelerometer should be listed as a joystic...
Definition: SDL_hints.h:289
SDL_HAT_RIGHTDOWN
#define SDL_HAT_RIGHTDOWN
Definition: SDL_joystick.h:213
SDL_GetEventState
#define SDL_GetEventState(type)
Definition: SDL_events.h:731
SDL_JoystickID
Sint32 SDL_JoystickID
Definition: SDL_joystick.h:72
y
GLint GLint GLint GLint GLint GLint y
Definition: SDL_opengl.h:1567
SDL_GetTicks
Uint32 SDL_GetTicks(void)
Get the number of milliseconds since the SDL library initialization.
SDL_HAT_LEFT
#define SDL_HAT_LEFT
Definition: SDL_joystick.h:211
value
GLsizei const GLfloat * value
Definition: SDL_opengl_glext.h:698
SDL_CONTROLLER_BUTTON_LEFTSHOULDER
Definition: SDL_gamecontroller.h:274
Uint8
uint8_t Uint8
An unsigned 8-bit integer type.
Definition: SDL_stdinc.h:139
event
struct _cl_event * event
Definition: SDL_opengl_glext.h:2649
SDL_free
void SDL_free(void *mem)
SDL_SYS_JoystickAttached
SDL_bool SDL_SYS_JoystickAttached(SDL_Joystick *joystick)
Definition: SDL_sysjoystick.m:382
SDL_EventOK
SDL_EventFilter SDL_EventOK
Definition: SDL_events.c:40
SDL_PushEvent
#define SDL_PushEvent
Definition: SDL_dynapi_overrides.h:131
SDL_CONTROLLER_BUTTON_RIGHTSHOULDER
Definition: SDL_gamecontroller.h:275
SDL_hints.h
SDL_SYS_JoystickDetect
void SDL_SYS_JoystickDetect()
Definition: SDL_sysjoystick.m:314
values
GLenum GLsizei GLsizei GLint * values
Definition: SDL_opengl_glext.h:1486
SDL_CONTROLLER_BUTTON_MAX
Definition: SDL_gamecontroller.h:280
SDL_zero
#define SDL_zero(x)
Definition: SDL_stdinc.h:357
SDL_SYS_JoystickNameForDeviceIndex
const char * SDL_SYS_JoystickNameForDeviceIndex(int device_index)
Definition: SDL_sysjoystick.m:320
SDL_TRUE
Definition: SDL_stdinc.h:129
SDL_SYS_JoystickUpdate
void SDL_SYS_JoystickUpdate(SDL_Joystick *joystick)
Definition: SDL_sysjoystick.m:569
SDL_atoi
#define SDL_atoi
Definition: SDL_dynapi_overrides.h:416
SDL_CONTROLLER_BUTTON_DPAD_UP
Definition: SDL_gamecontroller.h:276
SDL_SYS_JoystickGetGUID
SDL_JoystickGUID SDL_SYS_JoystickGetGUID(SDL_Joystick *joystick)
Definition: SDL_sysjoystick.m:652
i
return Display return Display Bool Bool int int int return Display XEvent Bool(*) XPointer return Display return Display Drawable _Xconst char unsigned int unsigned int return Display Pixmap Pixmap XColor XColor unsigned int unsigned int return Display _Xconst char char int char return Display Visual unsigned int int int char unsigned int unsigned int in i)
Definition: SDL_x11sym.h:42
SDL_assert
#define SDL_assert(condition)
Definition: SDL_assert.h:167
SDL_SYS_JoystickInit
int SDL_SYS_JoystickInit(void)
Definition: SDL_sysjoystick.m:260
SDL_EventOKParam
void * SDL_EventOKParam
Definition: SDL_events.c:41
NULL
#define NULL
Definition: begin_code.h:143
SDL_CONTROLLER_BUTTON_X
Definition: SDL_gamecontroller.h:267
SDL_SetError
#define SDL_SetError
Definition: SDL_dynapi_overrides.h:36
SDL_strlen
#define SDL_strlen
Definition: SDL_dynapi_overrides.h:399
SDL_strdup
#define SDL_strdup
Definition: SDL_dynapi_overrides.h:403
SDL_HAT_LEFTUP
#define SDL_HAT_LEFTUP
Definition: SDL_joystick.h:214
timeout
GLbitfield GLuint64 timeout
Definition: SDL_opengl_glext.h:1483
joystick_hwdata::item
struct SDL_joylist_item * item
Definition: SDL_sysjoystick_c.h:30
SDL_JoystickGUID
Definition: SDL_joystick.h:68
SDL_SYS_GetInstanceIdOfDeviceIndex
SDL_JoystickID SDL_SYS_GetInstanceIdOfDeviceIndex(int device_index)
Definition: SDL_sysjoystick.m:327
numjoysticks
static int numjoysticks
Definition: SDL_sysjoystick.m:53
SDL_SYS_JoystickOpen
int SDL_SYS_JoystickOpen(SDL_Joystick *joystick, int device_index)
Definition: SDL_sysjoystick.m:339
SDL_Event
General event structure.
Definition: SDL_events.h:521
SDL_malloc
#define SDL_malloc
Definition: SDL_dynapi_overrides.h:380
Android_JNI_PollInputDevices
void Android_JNI_PollInputDevices(void)
SDL_PRESSED
#define SDL_PRESSED
Definition: SDL_events.h:50
SDL_HAT_CENTERED
#define SDL_HAT_CENTERED
Definition: SDL_joystick.h:207
SDL_CONTROLLER_BUTTON_DPAD_LEFT
Definition: SDL_gamecontroller.h:278
SDL_timer.h
SDL_SYS_JoystickClose
void SDL_SYS_JoystickClose(SDL_Joystick *joystick)
Definition: SDL_sysjoystick.m:586
SDL_TICKS_PASSED
#define SDL_TICKS_PASSED(A, B)
Compare SDL ticks values, and return true if A has passed B.
Definition: SDL_timer.h:56
SDL_RELEASED
#define SDL_RELEASED
Definition: SDL_events.h:49
SDL_HAT_UP
#define SDL_HAT_UP
Definition: SDL_joystick.h:208
SDL_CONTROLLER_BUTTON_Y
Definition: SDL_gamecontroller.h:268
SDL_HAT_DOWN
#define SDL_HAT_DOWN
Definition: SDL_joystick.h:210
SDL_error.h
SDL_CONTROLLER_BUTTON_LEFTSTICK
Definition: SDL_gamecontroller.h:272
SDL_SYS_JoystickGetDeviceGUID
SDL_JoystickGUID SDL_SYS_JoystickGetDeviceGUID(int device_index)
Definition: SDL_sysjoystick.m:639
Sint16
int16_t Sint16
A signed 16-bit integer type.
Definition: SDL_stdinc.h:143
SDL_CONTROLLER_BUTTON_DPAD_DOWN
Definition: SDL_gamecontroller.h:277
SDL_Event::type
Uint32 type
Definition: SDL_events.h:523
SDL_assert.h