RetroArch/input/android_input.c
2014-09-30 20:35:58 +02:00

796 lines
26 KiB
C

/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
* Copyright (C) 2011-2014 - Daniel De Matteis
* Copyright (C) 2012-2014 - Michael Lelli
* Copyright (C) 2013-2014 - Steven Crowe
*
* RetroArch is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with RetroArch.
* If not, see <http://www.gnu.org/licenses/>.
*/
#include <android/keycodes.h>
#include <unistd.h>
#include <dlfcn.h>
#include "../frontend/platform/platform_android.h"
#include "input_common.h"
#include "../performance.h"
#include "../general.h"
#include "../driver.h"
#define MAX_TOUCH 16
#define MAX_PADS 8
#define AKEY_EVENT_NO_ACTION 255
#ifndef AKEYCODE_ASSIST
#define AKEYCODE_ASSIST 219
#endif
#define LAST_KEYCODE AKEYCODE_ASSIST
typedef struct
{
float x;
float y;
float z;
} sensor_t;
struct input_pointer
{
int16_t x, y;
int16_t full_x, full_y;
};
enum
{
AXIS_X = 0,
AXIS_Y = 1,
AXIS_Z = 11,
AXIS_RZ = 14,
AXIS_HAT_X = 15,
AXIS_HAT_Y = 16,
AXIS_LTRIGGER = 17,
AXIS_RTRIGGER = 18,
AXIS_GAS = 22,
AXIS_BRAKE = 23,
};
#define MAX_AXIS 10
typedef struct state_device
{
int id;
int port;
char name[256];
} state_device_t;
typedef struct android_input
{
unsigned pads_connected;
state_device_t pad_states[MAX_PADS];
uint8_t pad_state[MAX_PADS][(LAST_KEYCODE + 7) / 8];
int8_t hat_state[MAX_PADS][2];
int16_t analog_state[MAX_PADS][MAX_AXIS];
sensor_t accelerometer_state;
struct input_pointer pointer[MAX_TOUCH];
unsigned pointer_count;
ASensorManager *sensorManager;
ASensorEventQueue *sensorEventQueue;
const rarch_joypad_driver_t *joypad;
} android_input_t;
void (*engine_handle_dpad)(android_input_t *android, AInputEvent*, int, int);
static bool android_input_set_sensor_state(void *data, unsigned port,
enum retro_sensor_action action, unsigned event_rate);
extern float AMotionEvent_getAxisValue(const AInputEvent* motion_event,
int32_t axis, size_t pointer_index);
static typeof(AMotionEvent_getAxisValue) *p_AMotionEvent_getAxisValue;
#define AMotionEvent_getAxisValue (*p_AMotionEvent_getAxisValue)
static void engine_handle_dpad_default(android_input_t *android,
AInputEvent *event, int port, int source)
{
size_t motion_pointer = AMotionEvent_getAction(event) >>
AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT;
float x = AMotionEvent_getX(event, motion_pointer);
float y = AMotionEvent_getY(event, motion_pointer);
android->analog_state[port][0] = (int16_t)(x * 32767.0f);
android->analog_state[port][1] = (int16_t)(y * 32767.0f);
}
static void engine_handle_dpad_getaxisvalue(android_input_t *android,
AInputEvent *event, int port, int source)
{
size_t motion_pointer = AMotionEvent_getAction(event) >>
AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT;
float x = AMotionEvent_getAxisValue(event, AXIS_X, motion_pointer);
float y = AMotionEvent_getAxisValue(event, AXIS_Y, motion_pointer);
float z = AMotionEvent_getAxisValue(event, AXIS_Z, motion_pointer);
float rz = AMotionEvent_getAxisValue(event, AXIS_RZ, motion_pointer);
float hatx = AMotionEvent_getAxisValue(event, AXIS_HAT_X, motion_pointer);
float haty = AMotionEvent_getAxisValue(event, AXIS_HAT_Y, motion_pointer);
float ltrig = AMotionEvent_getAxisValue(event, AXIS_LTRIGGER, motion_pointer);
float rtrig = AMotionEvent_getAxisValue(event, AXIS_RTRIGGER, motion_pointer);
float brake = AMotionEvent_getAxisValue(event, AXIS_BRAKE, motion_pointer);
float gas = AMotionEvent_getAxisValue(event, AXIS_GAS, motion_pointer);
android->hat_state[port][0] = (int)hatx;
android->hat_state[port][1] = (int)haty;
/* XXX: this could be a loop instead, but do we really want to
* loop through every axis?
*/
android->analog_state[port][0] = (int16_t)(x * 32767.0f);
android->analog_state[port][1] = (int16_t)(y * 32767.0f);
android->analog_state[port][2] = (int16_t)(z * 32767.0f);
android->analog_state[port][3] = (int16_t)(rz * 32767.0f);
//android->analog_state[port][4] = (int16_t)(hatx * 32767.0f);
//android->analog_state[port][5] = (int16_t)(haty * 32767.0f);
android->analog_state[port][6] = (int16_t)(ltrig * 32767.0f);
android->analog_state[port][7] = (int16_t)(rtrig * 32767.0f);
android->analog_state[port][8] = (int16_t)(brake * 32767.0f);
android->analog_state[port][9] = (int16_t)(gas * 32767.0f);
}
static void *android_input_init(void)
{
android_input_t *android = (android_input_t*)calloc(1, sizeof(*android));
if (!android)
return NULL;
android->pads_connected = 0;
android->joypad = input_joypad_init_driver(g_settings.input.joypad_driver);
return android;
}
static int zeus_id = -1;
static int zeus_second_id = -1;
static inline int android_input_poll_event_type_motion(
android_input_t *android, AInputEvent *event,
int port, int source)
{
int getaction, action;
size_t motion_pointer;
bool keyup;
if (source & ~(AINPUT_SOURCE_TOUCHSCREEN | AINPUT_SOURCE_MOUSE))
return 1;
getaction = AMotionEvent_getAction(event);
action = getaction & AMOTION_EVENT_ACTION_MASK;
motion_pointer = getaction >> AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT;
keyup = (
action == AMOTION_EVENT_ACTION_UP ||
action == AMOTION_EVENT_ACTION_CANCEL ||
action == AMOTION_EVENT_ACTION_POINTER_UP) ||
(source == AINPUT_SOURCE_MOUSE &&
action != AMOTION_EVENT_ACTION_DOWN);
if (keyup && motion_pointer < MAX_TOUCH)
{
memmove(android->pointer + motion_pointer,
android->pointer + motion_pointer + 1,
(MAX_TOUCH - motion_pointer - 1) * sizeof(struct input_pointer));
if (android->pointer_count > 0)
android->pointer_count--;
}
else
{
float x, y;
int pointer_max = min(AMotionEvent_getPointerCount(event), MAX_TOUCH);
for (motion_pointer = 0; motion_pointer < pointer_max; motion_pointer++)
{
x = AMotionEvent_getX(event, motion_pointer);
y = AMotionEvent_getY(event, motion_pointer);
input_translate_coord_viewport(x, y,
&android->pointer[motion_pointer].x,
&android->pointer[motion_pointer].y,
&android->pointer[motion_pointer].full_x,
&android->pointer[motion_pointer].full_y);
android->pointer_count = max(
android->pointer_count,
motion_pointer + 1);
}
}
return 0;
}
static inline void android_input_poll_event_type_key(
android_input_t *android, struct android_app *android_app,
AInputEvent *event, int port, int keycode, int source,
int type_event, int *handled)
{
int action = AKeyEvent_getAction(event);
/* some controllers send both the up and down events at once
* when the button is released for "special" buttons, like menu buttons
* work around that by only using down events for meta keys (which get
* cleared every poll anyway)
*/
if (action == AKEY_EVENT_ACTION_UP)
clear_bit(android->pad_state[port], keycode);
else if (action == AKEY_EVENT_ACTION_DOWN)
set_bit(android->pad_state[port], keycode);
if ((keycode == AKEYCODE_VOLUME_UP || keycode == AKEYCODE_VOLUME_DOWN))
*handled = 0;
}
static int android_input_get_id_port(android_input_t *android, int id,
int source)
{
unsigned i;
if (source & (AINPUT_SOURCE_TOUCHSCREEN | AINPUT_SOURCE_MOUSE |
AINPUT_SOURCE_TOUCHPAD))
return 0; /* touch overlay is always player 1 */
for (i = 0; i < android->pads_connected; i++)
if (android->pad_states[i].id == id)
return i;
return -1;
}
static bool android_input_lookup_name(char *buf, int *vendorId, int *productId, size_t size, int id)
{
jclass class;
jmethodID method, getName, getVendorId, getProductId;
jobject device, name;
JNIEnv *env = (JNIEnv*)jni_thread_getenv();
if (!env)
goto error;
class = NULL;
FIND_CLASS(env, class, "android/view/InputDevice");
if (!class)
goto error;
method = NULL;
GET_STATIC_METHOD_ID(env, method, class, "getDevice",
"(I)Landroid/view/InputDevice;");
if (!method)
goto error;
device = NULL;
CALL_OBJ_STATIC_METHOD_PARAM(env, device, class, method, (jint)id);
if (!device)
{
RARCH_ERR("Failed to find device for ID: %d\n", id);
goto error;
}
getName = NULL;
GET_METHOD_ID(env, getName, class, "getName", "()Ljava/lang/String;");
if (!getName)
goto error;
name = NULL;
CALL_OBJ_METHOD(env, name, device, getName);
if (!name)
{
RARCH_ERR("Failed to find name for device ID: %d\n", id);
goto error;
}
buf[0] = '\0';
const char *str = (*env)->GetStringUTFChars(env, name, 0);
if (str)
strlcpy(buf, str, size);
(*env)->ReleaseStringUTFChars(env, name, str);
RARCH_LOG("device name: %s\n", buf);
getVendorId = NULL;
GET_METHOD_ID(env, getVendorId, class, "getVendorId", "()I;");
if (!getVendorId)
goto error;
CALL_INT_METHOD(env, *vendorId, device, getVendorId);
if (!*vendorId)
{
RARCH_ERR("Failed to find vendor id for device ID: %d\n", id);
goto error;
}
RARCH_LOG("device vendor id: %d\n", *vendorId);
getProductId = NULL;
GET_METHOD_ID(env, getProductId, class, "getProductId", "()I;");
if (!getProductId)
goto error;
*productId = 0;
CALL_INT_METHOD(env, *productId, device, getProductId);
if (!*productId)
{
RARCH_ERR("Failed to find product id for device ID: %d\n", id);
goto error;
}
RARCH_LOG("device product id: %d\n", *productId);
return true;
error:
return false;
}
/* Returns the index inside android->pad_state */
static int android_input_get_id_index_from_name(android_input_t *android,
const char *name)
{
int i;
for (i = 0; i < android->pads_connected; i++)
{
if (strcmp(name, android->pad_states[i].name) == 0)
return i;
}
return -1;
}
static void handle_hotplug(android_input_t *android,
struct android_app *android_app, unsigned *port, unsigned id,
int source)
{
char device_name[256], name_buf[256];
name_buf[0] = device_name[0] = 0;
int vendorId, productId;
if (!g_settings.input.autodetect_enable)
return;
if (*port > MAX_PADS)
{
RARCH_ERR("Max number of pads reached.\n");
return;
}
if (!android_input_lookup_name(device_name, &vendorId, &productId, sizeof(device_name), id))
{
RARCH_ERR("Could not look up device name or IDs.\n");
return;
}
/* FIXME: Ugly hack, see other FIXME note below. */
if (strstr(device_name, "keypad-game-zeus") ||
strstr(device_name, "keypad-zeus"))
{
if (zeus_id < 0)
{
RARCH_LOG("zeus_pad 1 detected: %u\n", id);
zeus_id = id;
}
else
{
RARCH_LOG("zeus_pad 2 detected: %u\n", id);
zeus_second_id = id;
}
strlcpy(name_buf, "Xperia Play", sizeof(name_buf));
}
/* followed by a 4 (hex) char HW id */
else if (strstr(device_name, "iControlPad-"))
strlcpy(name_buf, "iControlPad HID Joystick profile", sizeof(name_buf));
else if (strstr(device_name, "TTT THT Arcade console 2P USB Play"))
{
//FIXME - need to do a similar thing here as we did for nVidia Shield
//and Xperia Play. We need to keep 'count' of the amount of similar (grouped)
//devices.
//
//For Xperia Play - count similar devices and bind them to the same 'player'
//port
//
//For nVidia Shield - see above
//
//For TTT HT - keep track of how many of these 'pads' are already
//connected, and based on that, assign one of them to be Player 1 and
//the other to be Player 2.
//
//If this is finally implemented right, then these port conditionals can go.
if (*port == 0)
strlcpy(name_buf, "TTT THT Arcade (Player 1)", sizeof(name_buf));
else if (*port == 1)
strlcpy(name_buf, "TTT THT Arcade (Player 2)", sizeof(name_buf));
}
else if (strstr(device_name, "Sun4i-keypad"))
strlcpy(name_buf, "iDroid x360", sizeof(name_buf));
else if (strstr(device_name, "mtk-kpd"))
strlcpy(name_buf, "MUCH iReadyGo i5", sizeof(name_buf));
else if (strstr(device_name, "360 Wireless"))
strlcpy(name_buf, "XBox 360 Wireless", sizeof(name_buf));
else if (strstr(device_name, "Microsoft"))
{
if (strstr(device_name, "Dual Strike"))
strlcpy(device_name, "SideWinder Dual Strike", sizeof(device_name));
else if (strstr(device_name, "SideWinder"))
strlcpy(name_buf, "SideWinder Classic", sizeof(name_buf));
else if (strstr(device_name, "X-Box 360")
|| strstr(device_name, "X-Box"))
strlcpy(name_buf, "XBox 360", sizeof(name_buf));
}
else if (strstr(device_name, "WiseGroup"))
{
if (
strstr(device_name, "TigerGame") ||
strstr(device_name, "Game Controller Adapter") ||
strstr(device_name, "JC-PS102U") ||
strstr(device_name, "Dual USB Joypad"))
{
if (strstr(device_name, "WiseGroup"))
strlcpy(name_buf, "PlayStation2 WiseGroup", sizeof(name_buf));
else if (strstr(device_name, "JC-PS102U"))
strlcpy(name_buf, "PlayStation2 JCPS102", sizeof(name_buf));
else
strlcpy(name_buf, "PlayStation2 Generic", sizeof(name_buf));
}
}
else if (
strstr(device_name, "PLAYSTATION(R)3") ||
strstr(device_name, "Dualshock3") ||
strstr(device_name, "Sixaxis") ||
strstr(device_name, "Gasia,Co") ||
(strstr(device_name, "Gamepad 0") ||
strstr(device_name, "Gamepad 1") ||
strstr(device_name, "Gamepad 2") ||
strstr(device_name, "Gamepad 3"))
)
strlcpy(name_buf, "PlayStation3", sizeof(name_buf));
else if (strstr(device_name, "MOGA"))
strlcpy(name_buf, "Moga IME", sizeof(name_buf));
else if (strstr(device_name, "adc joystick"))
strlcpy(name_buf, "JXD S7300B", sizeof(name_buf));
else if (strstr(device_name, "2-Axis, 8-Button"))
strlcpy(name_buf, "Genius Maxfire G08XU", sizeof(name_buf));
else if (strstr(device_name, "USB,2-axis 8-button gamepad"))
strlcpy(name_buf, "USB 2 Axis 8 button", sizeof(name_buf));
else if (strstr(device_name, "joy_key"))
strlcpy(name_buf, "Archos Gamepad", sizeof(name_buf));
else if (strstr(device_name, "matrix_keyboard"))
strlcpy(name_buf, "JXD S5110B", sizeof(name_buf));
else if (strstr(device_name, "tincore_adc_joystick"))
strlcpy(name_buf, "JXD S5110B (Skelrom)", sizeof(name_buf));
else if (strstr(device_name, "keypad-zeus") ||
(strstr(device_name, "keypad-game-zeus"))
)
strlcpy(name_buf, "Xperia Play", sizeof(name_buf));
else if (strstr(device_name, "USB Gamepad"))
strlcpy(name_buf, "Thrust Predator", sizeof(name_buf));
else if (strstr(device_name, "ADC joystick"))
strlcpy(name_buf, "JXD S7800B", sizeof(name_buf));
else if (strstr(device_name, "2Axes 11Keys Game Pad"))
strlcpy(name_buf, "Tomee NES USB", sizeof(name_buf));
else if (
strstr(device_name, "rk29-keypad") ||
strstr(device_name, "GAMEMID")
)
strlcpy(name_buf, "GameMID", sizeof(name_buf));
else if (strstr(device_name, "USB Gamepad"))
strlcpy(name_buf, "Defender Game Racer Classic", sizeof(name_buf));
else if (strstr(device_name, "NVIDIA Controller"))
{
/* Shield is always player 1. FIXME: This is kinda ugly.
* We really need to find a way to detect useless input devices
* like gpio-keys in a general way.
*/
*port = 0;
strlcpy(name_buf, "NVIDIA Shield", sizeof(name_buf));
}
else if (device_name[0] != '\0')
strlcpy(name_buf, device_name, sizeof(name_buf));
if (strstr(android_app->current_ime, "net.obsidianx.android.mogaime"))
strlcpy(name_buf, android_app->current_ime, sizeof(name_buf));
else if (strstr(android_app->current_ime, "com.ccpcreations.android.WiiUseAndroid"))
strlcpy(name_buf, android_app->current_ime, sizeof(name_buf));
else if (strstr(android_app->current_ime, "com.hexad.bluezime"))
strlcpy(name_buf, android_app->current_ime, sizeof(name_buf));
if (source == AINPUT_SOURCE_KEYBOARD && strcmp(name_buf, "Xperia Play"))
strlcpy(name_buf, "RetroKeyboard", sizeof(name_buf));
if (name_buf[0] != '\0')
{
strlcpy(g_settings.input.device_names[*port],
name_buf, sizeof(g_settings.input.device_names[*port]));
input_config_autoconfigure_joypad(*port, name_buf,
vendorId, productId,
android_joypad.ident);
RARCH_LOG("Port %d: %s.\n", *port, name_buf);
}
*port = android->pads_connected;
android->pad_states[android->pads_connected].id = id;
android->pad_states[android->pads_connected].port = *port;
strlcpy(android->pad_states[*port].name, name_buf,
sizeof(android->pad_states[*port].name));
android->pads_connected++;
}
static int android_input_get_id(android_input_t *android, AInputEvent *event)
{
int id = AInputEvent_getDeviceId(event);
/* Needs to be cleaned up */
if (id == zeus_second_id)
id = zeus_id;
return id;
}
static bool pause_key_pressed(void)
{
return driver.input->key_pressed(driver.input_data, RARCH_PAUSE_TOGGLE);
}
/* Handle all events. If our activity is in pause state,
* block until we're unpaused.
*/
static void android_input_poll(void *data)
{
int ident;
struct android_app *android_app = (struct android_app*)g_android;
android_input_t *android = (android_input_t*)data;
while ((ident = ALooper_pollAll((pause_key_pressed())
? -1 : 0,
NULL, NULL, NULL)) >= 0)
{
if (ident == LOOPER_ID_INPUT)
{
AInputEvent *event = NULL;
/* Read all pending events. */
while (AInputQueue_hasEvents(android_app->inputQueue))
{
while (AInputQueue_getEvent(android_app->inputQueue, &event) >= 0)
{
int32_t handled = 1;
int predispatched = AInputQueue_preDispatchEvent(android_app->inputQueue, event);
int source = AInputEvent_getSource(event);
int type_event = AInputEvent_getType(event);
int id = android_input_get_id(android, event);
int port = android_input_get_id_port(android, id, source);
if (port < 0)
handle_hotplug(android, android_app,
&android->pads_connected, id, source);
if (type_event == AINPUT_EVENT_TYPE_MOTION)
{
if (android_input_poll_event_type_motion(android, event,
port, source))
engine_handle_dpad(android, event, port, source);
}
else if (type_event == AINPUT_EVENT_TYPE_KEY)
{
int keycode = AKeyEvent_getKeyCode(event);
android_input_poll_event_type_key(android, android_app,
event, port, keycode, source, type_event, &handled);
}
if (!predispatched)
AInputQueue_finishEvent(android_app->inputQueue, event,
handled);
}
}
}
else if (ident == LOOPER_ID_USER)
{
if ((android_app->sensor_state_mask & (1ULL <<
RETRO_SENSOR_ACCELEROMETER_ENABLE))
&& android_app->accelerometerSensor)
{
ASensorEvent event;
while (ASensorEventQueue_getEvents(android->sensorEventQueue, &event, 1) > 0)
{
android->accelerometer_state.x = event.acceleration.x;
android->accelerometer_state.y = event.acceleration.y;
android->accelerometer_state.z = event.acceleration.z;
}
}
}
else if (ident == LOOPER_ID_MAIN)
engine_handle_cmd(driver.input_data);
}
}
static int16_t android_input_state(void *data,
const struct retro_keybind **binds, unsigned port, unsigned device,
unsigned index, unsigned id)
{
android_input_t *android = (android_input_t*)data;
switch (device)
{
case RETRO_DEVICE_JOYPAD:
return input_joypad_pressed(android->joypad, port, binds[port], id);
case RETRO_DEVICE_ANALOG:
return input_joypad_analog(android->joypad, port, index, id,
binds[port]);
case RETRO_DEVICE_POINTER:
switch (id)
{
case RETRO_DEVICE_ID_POINTER_X:
return android->pointer[index].x;
case RETRO_DEVICE_ID_POINTER_Y:
return android->pointer[index].y;
case RETRO_DEVICE_ID_POINTER_PRESSED:
return (index < android->pointer_count) &&
(android->pointer[index].x != -0x8000) &&
(android->pointer[index].y != -0x8000);
default:
return 0;
}
break;
case RARCH_DEVICE_POINTER_SCREEN:
switch (id)
{
case RETRO_DEVICE_ID_POINTER_X:
return android->pointer[index].full_x;
case RETRO_DEVICE_ID_POINTER_Y:
return android->pointer[index].full_y;
case RETRO_DEVICE_ID_POINTER_PRESSED:
return (index < android->pointer_count) &&
(android->pointer[index].full_x != -0x8000) &&
(android->pointer[index].full_y != -0x8000);
default:
return 0;
}
break;
}
return 0;
}
static bool android_input_key_pressed(void *data, int key)
{
android_input_t *android = (android_input_t*)data;
if (!android)
return false;
return ((g_extern.lifecycle_state | driver.overlay_state.buttons)
& (1ULL << key)) || input_joypad_pressed(android->joypad,
0, g_settings.input.binds[0], key);
}
static void android_input_free_input(void *data)
{
android_input_t *android = (android_input_t*)data;
if (!android)
return;
if (android->sensorManager)
ASensorManager_destroyEventQueue(android->sensorManager,
android->sensorEventQueue);
free(data);
}
static uint64_t android_input_get_capabilities(void *data)
{
uint64_t caps = 0;
caps |= (1 << RETRO_DEVICE_JOYPAD);
caps |= (1 << RETRO_DEVICE_POINTER);
caps |= (1 << RETRO_DEVICE_ANALOG);
return caps;
}
static void android_input_enable_sensor_manager(void *data)
{
android_input_t *android = (android_input_t*)data;
struct android_app *android_app = (struct android_app*)g_android;
android->sensorManager = ASensorManager_getInstance();
android_app->accelerometerSensor =
ASensorManager_getDefaultSensor(android->sensorManager,
ASENSOR_TYPE_ACCELEROMETER);
android->sensorEventQueue =
ASensorManager_createEventQueue(android->sensorManager,
android_app->looper, LOOPER_ID_USER, NULL, NULL);
}
static bool android_input_set_sensor_state(void *data, unsigned port,
enum retro_sensor_action action, unsigned event_rate)
{
android_input_t *android = (android_input_t*)data;
struct android_app *android_app = (struct android_app*)g_android;
if (event_rate == 0)
event_rate = 60;
switch (action)
{
case RETRO_SENSOR_ACCELEROMETER_ENABLE:
if (!android_app->accelerometerSensor)
android_input_enable_sensor_manager(android);
if (android_app->accelerometerSensor)
ASensorEventQueue_enableSensor(android->sensorEventQueue,
android_app->accelerometerSensor);
// events per second (in us).
if (android_app->accelerometerSensor)
ASensorEventQueue_setEventRate(android->sensorEventQueue,
android_app->accelerometerSensor, (1000L / event_rate)
* 1000);
android_app->sensor_state_mask &= ~(1ULL << RETRO_SENSOR_ACCELEROMETER_DISABLE);
android_app->sensor_state_mask |= (1ULL << RETRO_SENSOR_ACCELEROMETER_ENABLE);
return true;
case RETRO_SENSOR_ACCELEROMETER_DISABLE:
if (android_app->accelerometerSensor)
ASensorEventQueue_disableSensor(android->sensorEventQueue,
android_app->accelerometerSensor);
android_app->sensor_state_mask &= ~(1ULL << RETRO_SENSOR_ACCELEROMETER_ENABLE);
android_app->sensor_state_mask |= (1ULL << RETRO_SENSOR_ACCELEROMETER_DISABLE);
return true;
default:
return false;
}
return false;
}
static float android_input_get_sensor_input(void *data,
unsigned port,unsigned id)
{
android_input_t *android = (android_input_t*)data;
switch (id)
{
case RETRO_SENSOR_ACCELEROMETER_X:
return android->accelerometer_state.x;
case RETRO_SENSOR_ACCELEROMETER_Y:
return android->accelerometer_state.y;
case RETRO_SENSOR_ACCELEROMETER_Z:
return android->accelerometer_state.z;
}
return 0;
}
static const rarch_joypad_driver_t *android_input_get_joypad_driver(void *data)
{
android_input_t *android = (android_input_t*)data;
return android->joypad;
}
input_driver_t input_android = {
android_input_init,
android_input_poll,
android_input_state,
android_input_key_pressed,
android_input_free_input,
android_input_set_sensor_state,
android_input_get_sensor_input,
android_input_get_capabilities,
"android_input",
NULL,
NULL,
android_input_get_joypad_driver,
};