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RetroArch/input/input_driver.h
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/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
* Copyright (C) 2011-2017 - Daniel De Matteis
*
* 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/>.
*/
#ifndef __INPUT_DRIVER__H
#define __INPUT_DRIVER__H
#include <stdint.h>
#include <stdlib.h>
#include <stddef.h>
#include <sys/types.h>
#include <boolean.h>
#include <retro_common_api.h>
#include <retro_inline.h>
#include <libretro.h>
#include <retro_miscellaneous.h>
#ifdef HAVE_CONFIG_H
#include "../config.h"
#endif /* HAVE_CONFIG_H */
#include "input_defines.h"
#include "input_types.h"
#ifdef HAVE_OVERLAY
#include "input_overlay.h"
#endif
#include "input_osk.h"
#include "../msg_hash.h"
#include "include/hid_types.h"
#include "include/hid_driver.h"
#include "include/gamepad.h"
#include "../configuration.h"
#include "../performance_counters.h"
#ifdef HAVE_COMMAND
#include "../command.h"
#endif
#if defined(ANDROID)
#define DEFAULT_MAX_PADS 8
#define ANDROID_KEYBOARD_PORT DEFAULT_MAX_PADS
#elif defined(_3DS)
#define DEFAULT_MAX_PADS 1
#elif defined(SWITCH) || defined(HAVE_LIBNX)
#define DEFAULT_MAX_PADS 8
#elif defined(WIIU)
#ifdef WIIU_HID
#define DEFAULT_MAX_PADS 16
#else
#define DEFAULT_MAX_PADS 5
#endif /* WIIU_HID */
#elif defined(DJGPP)
#define DEFAULT_MAX_PADS 1
#define DOS_KEYBOARD_PORT DEFAULT_MAX_PADS
#elif defined(XENON)
#define DEFAULT_MAX_PADS 4
#elif defined(VITA) || defined(SN_TARGET_PSP2) || defined(ORBIS)
#define DEFAULT_MAX_PADS 4
#elif defined(PSP)
#define DEFAULT_MAX_PADS 1
#elif defined(PS2)
#define DEFAULT_MAX_PADS 8
#elif defined(GEKKO) || defined(HW_RVL)
#define DEFAULT_MAX_PADS 4
#elif defined(HAVE_ODROIDGO2)
#define DEFAULT_MAX_PADS 8
#elif defined(__linux__) || (defined(BSD) && !defined(__MACH__))
#define DEFAULT_MAX_PADS 8
#elif defined(__QNX__)
#define DEFAULT_MAX_PADS 8
#elif defined(__PS3__)
#define DEFAULT_MAX_PADS 7
#elif defined(_XBOX)
#define DEFAULT_MAX_PADS 4
#elif defined(HAVE_XINPUT) && !defined(HAVE_DINPUT)
#define DEFAULT_MAX_PADS 4
#elif defined(DINGUX)
#define DEFAULT_MAX_PADS 2
#else
#define DEFAULT_MAX_PADS 16
#endif /* defined(ANDROID) */
#define MAPPER_GET_KEY(state, key) (((state)->keys[(key) / 32] >> ((key) % 32)) & 1)
#define MAPPER_SET_KEY(state, key) (state)->keys[(key) / 32] |= 1 << ((key) % 32)
#define MAPPER_UNSET_KEY(state, key) (state)->keys[(key) / 32] &= ~(1 << ((key) % 32))
#define INHERIT_JOYAXIS(binds) (((binds)[x_plus].joyaxis == (binds)[x_minus].joyaxis) || ( (binds)[y_plus].joyaxis == (binds)[y_minus].joyaxis))
RETRO_BEGIN_DECLS
enum rarch_movie_type
{
RARCH_MOVIE_PLAYBACK = 0,
RARCH_MOVIE_RECORD
};
/**
* line_complete callback (when carriage return is pressed)
*
* @param userdata User data which will be passed to subsequent callbacks.
* @param line the line of input, which can be NULL.
**/
typedef void (*input_keyboard_line_complete_t)(void *userdata,
const char *line);
struct input_keyboard_line
{
char *buffer;
void *userdata;
/** Line complete callback.
* Calls back after return is
* pressed with the completed line.
* Line can be NULL.
**/
input_keyboard_line_complete_t cb;
size_t ptr;
size_t size;
bool enabled;
};
extern retro_keybind_set input_config_binds[MAX_USERS];
extern retro_keybind_set input_autoconf_binds[MAX_USERS];
struct rarch_joypad_info
{
const struct retro_keybind *auto_binds;
float axis_threshold;
uint16_t joy_idx;
};
typedef struct
{
unsigned name_index;
uint16_t vid;
uint16_t pid;
char joypad_driver[32];
char name[256];
char display_name[256];
char config_path[PATH_MAX_LENGTH]; /* Path to the RetroArch config file */
char config_name[256]; /* Base name of the RetroArch config file */
bool autoconfigured;
} input_device_info_t;
struct remote_message
{
int port;
int device;
int index;
int id;
uint16_t state;
};
struct input_remote
{
#if defined(HAVE_NETWORKING) && defined(HAVE_NETWORKGAMEPAD)
int net_fd[MAX_USERS];
#endif
bool state[RARCH_BIND_LIST_END];
};
typedef struct
{
char display_name[256];
} input_mouse_info_t;
typedef struct input_remote input_remote_t;
typedef struct input_remote_state
{
/* This is a bitmask of (1 << key_bind_id). */
uint64_t buttons[MAX_USERS];
/* Left X, Left Y, Right X, Right Y */
int16_t analog[4][MAX_USERS];
} input_remote_state_t;
typedef struct input_list_element_t
{
int16_t *state;
unsigned port;
unsigned device;
unsigned index;
unsigned int state_size;
} input_list_element;
/**
* Organizes the functions and data structures of each driver that are accessed
* by other parts of the input code. The input_driver structs are the "interface"
* between RetroArch and the input driver.
*
* Every driver must establish an input_driver struct with pointers to its own
* implementations of these functions, and each of those input_driver structs is
* declared below.
*/
struct input_driver
{
/**
* Initializes input driver.
*
* @param joypad_driver Name of the joypad driver associated with the
* input driver
*/
void *(*init)(const char *joypad_driver);
/**
* Called once every frame to poll input. This function pointer can be set
* to NULL if not supported by the input driver, for example if a joypad
* driver is responsible for polling on a particular driver/platform.
*
* @param data the input state struct
*/
void (*poll)(void *data);
/**
* Queries state for a specified control on a specified input port. This
* function pointer can be set to NULL if not supported by the input driver,
* for example if a joypad driver is responsible for quering state for a
* particular driver/platform.
*
* @param joypad_data Input state struct, defined by the input driver
* @param sec_joypad_data Input state struct for secondary input devices (eg
* MFi controllers), defined by a secondary driver.
* Queried state to be returned is the logical OR of
* joypad_data and sec_joypad_data. May be NULL.
* @param joypad_info Info struct for the controller to be queried,
* with hardware device ID and autoconfig mapping.
* @param retro_keybinds Structure for control mappings for all libretro
* input device abstractions
* @param keyboard_mapping_blocked
* If true, disregard custom keyboard mapping
* @param port Which RetroArch port is being polled
* @param device Which libretro abstraction is being polled
* (RETRO_DEVICE_ID_RETROPAD, RETRO_DEVICE_ID_MOUSE)
* @param index For controls with more than one axis or multiple
* simultaneous inputs, such as an analog joystick
* or touchpad.
* @param id Which control is being polled
* (eg RETRO_DEVICE_ID_JOYPAD_START)
*
* @return 1 for pressed digital control, 0 for non-pressed digital control.
* Values in the range of a signed 16-bit integer,[-0x8000, 0x7fff]
*/
int16_t (*input_state)(void *data,
const input_device_driver_t *joypad_data,
const input_device_driver_t *sec_joypad_data,
rarch_joypad_info_t *joypad_info,
const retro_keybind_set *retro_keybinds,
bool keyboard_mapping_blocked,
unsigned port, unsigned device, unsigned index, unsigned id);
/**
* Frees the input struct.
*
* @param data The input state struct.
*/
void (*free)(void *data);
/**
* Sets the state related for sensors, such as polling rate or to deactivate
* the sensor entirely, etc. This function pointer may be set to NULL if
* setting sensor values is not supported.
*
* @param data
* The input state struct
* @param port
* The port of the device
* @param effect
* Sensor action
* @param rate
* Sensor rate update
*
* @return true if the operation is successful.
**/
bool (*set_sensor_state)(void *data, unsigned port,
enum retro_sensor_action action, unsigned rate);
/**
* Retrieves the sensor state associated with the provided port and ID. This
* function pointer may be set to NULL if retreiving sensor state is not
* supported.
*
* @param data
* The input state struct
* @param port
* The port of the device
* @param id
* Sensor ID
*
* @return The current state associated with the port and ID as a float
**/
float (*get_sensor_input)(void *data, unsigned port, unsigned id);
/**
* The means for an input driver to indicate to RetroArch which libretro
* input abstractions the driver supports.
*
* @param data The input state struct.
*
* @return A unit64_t composed via bitwise operators.
*/
uint64_t (*get_capabilities)(void *data);
/**
* The human-readable name of the input driver.
*/
const char *ident;
/**
* Grab or ungrab the mouse according to the value of `state`. This function
* pointer can be set to NULL if the driver does not support grabbing the
* mouse.
*
* @param data The input state struct
* @param state True to grab the mouse, false to ungrab
*/
void (*grab_mouse)(void *data, bool state);
/**
* Check to see if the input driver has claimed stdin, and therefore it is
* not available for other input. This function pointercan be set to NULL if
* the driver does not support claiming stdin.
*
* @param data The input state struct
*
* @return True if the input driver has claimed stdin.
*/
bool (*grab_stdin)(void *data);
};
struct rarch_joypad_driver
{
void *(*init)(void *data);
bool (*query_pad)(unsigned);
void (*destroy)(void);
int32_t (*button)(unsigned, uint16_t);
int16_t (*state)(rarch_joypad_info_t *joypad_info,
const struct retro_keybind *binds, unsigned port);
void (*get_buttons)(unsigned, input_bits_t *);
int16_t (*axis)(unsigned, uint32_t);
void (*poll)(void);
bool (*set_rumble)(unsigned, enum retro_rumble_effect, uint16_t);
bool (*set_rumble_gain)(unsigned, unsigned);
const char *(*name)(unsigned);
const char *ident;
};
/**
* Callback for keypress events
*
* @param userdata The user data that was passed through from the keyboard press callback.
* @param code keycode
**/
typedef bool (*input_keyboard_press_t)(void *userdata, unsigned code);
struct input_keyboard_ctx_wait
{
void *userdata;
input_keyboard_press_t cb;
};
typedef struct
{
/**
* Array of timers, one for each entry in enum input_combo_type.
*/
rarch_timer_t combo_timers[INPUT_COMBO_LAST];
#if defined(HAVE_NETWORKING) && defined(HAVE_NETWORKGAMEPAD)
input_remote_state_t remote_st_ptr; /* uint64_t alignment */
#endif
/* pointers */
#ifdef HAVE_HID
const void *hid_data;
#endif
void *keyboard_press_data;
input_keyboard_line_t keyboard_line; /* ptr alignment */
input_keyboard_press_t keyboard_press_cb; /* ptr alignment */
input_driver_t *current_driver;
void *current_data;
const input_device_driver_t *primary_joypad; /* ptr alignment */
const input_device_driver_t *secondary_joypad; /* ptr alignment */
const retro_keybind_set *libretro_input_binds[MAX_USERS];
#ifdef HAVE_COMMAND
command_t *command[MAX_CMD_DRIVERS];
#endif
#ifdef HAVE_BSV_MOVIE
bsv_movie_t *bsv_movie_state_handle; /* ptr alignment */
#endif
#ifdef HAVE_OVERLAY
input_overlay_t *overlay_ptr;
enum overlay_visibility *overlay_visibility;
#endif
#ifdef HAVE_NETWORKGAMEPAD
input_remote_t *remote;
#endif
char *osk_grid[45]; /* ptr alignment */
#if defined(HAVE_TRANSLATE)
#if defined(HAVE_ACCESSIBILITY)
int ai_gamepad_state[MAX_USERS];
#endif
#endif
int osk_ptr;
turbo_buttons_t turbo_btns; /* int32_t alignment */
input_mapper_t mapper; /* uint32_t alignment */
input_device_info_t input_device_info[MAX_INPUT_DEVICES]; /* unsigned alignment */
input_mouse_info_t input_mouse_info[MAX_INPUT_DEVICES];
unsigned old_analog_dpad_mode[MAX_USERS];
unsigned old_libretro_device[MAX_USERS];
unsigned osk_last_codepoint;
unsigned osk_last_codepoint_len;
unsigned input_hotkey_block_counter;
#ifdef HAVE_ACCESSIBILITY
unsigned gamepad_input_override;
#endif
enum osk_type osk_idx;
#ifdef HAVE_BSV_MOVIE
struct bsv_state bsv_movie_state; /* char alignment */
#endif
/* primitives */
bool nonblocking_flag;
bool keyboard_linefeed_enable;
bool block_hotkey;
bool block_libretro_input;
bool block_pointer_input;
bool grab_mouse_state;
bool analog_requested[MAX_USERS];
bool keyboard_mapping_blocked;
bool old_analog_dpad_mode_set;
bool old_libretro_device_set;
bool remapping_cache_active;
retro_bits_512_t keyboard_mapping_bits; /* bool alignment */
input_game_focus_state_t game_focus_state; /* bool alignment */
} input_driver_state_t;
void input_driver_init_joypads(void);
/**
* Get an enumerated list of all input driver names
*
* @return string listing of all input driver names, separated by '|'.
**/
const char* config_get_input_driver_options(void);
/**
* Sets the rumble state.
*
* @param port
* User number.
* @param joy_idx
* TODO/FIXME ???
* @param effect
* Rumble effect.
* @param strength
* Strength of rumble effect.
*
* @return true if the rumble state has been successfully set
**/
bool input_driver_set_rumble(
unsigned port, unsigned joy_idx,
enum retro_rumble_effect effect, uint16_t strength);
/**
* Sets the rumble gain.
*
* @param gain
* Rumble gain, 0-100 [%]
* @param input_max_users
* TODO/FIXME - ???
*
* @return true if the rumble gain has been successfully set
**/
bool input_driver_set_rumble_gain(
unsigned gain,
unsigned input_max_users);
/**
* Sets the sensor state.
*
* @param port
* User number.
* @param sensors_enable
* TODO/FIXME - ???
* @param effect
* Sensor action
* @param rate
* Sensor rate update
*
* @return true if the sensor state has been successfully set
**/
bool input_driver_set_sensor(
unsigned port, bool sensors_enable,
enum retro_sensor_action action, unsigned rate);
/**
* Retrieves the sensor state associated with the provided port and ID.
*
* @param port
* Port of the device
* @param sensors_enable
* TODO/FIXME - ???
* @param id
* Sensor ID
*
* @return The current state associated with the port and ID as a float
**/
float input_driver_get_sensor(
unsigned port, bool sensors_enable, unsigned id);
uint64_t input_driver_get_capabilities(void);
bool video_driver_init_input(
input_driver_t *tmp,
settings_t *settings,
bool verbosity_enabled);
bool input_driver_grab_mouse(void);
bool input_driver_ungrab_mouse(void);
/**
* Get an enumerated list of all joypad driver names
*
* @return String listing of all joypad driver names, separated by '|'.
**/
const char* config_get_joypad_driver_options(void);
/**
* Initialize a joypad driver of name ident. If ident points to NULL or a
* zero-length string, equivalent to calling input_joypad_init_first().
*
* @param ident identifier of driver to initialize.
* @param data joypad state data pointer, which can be NULL and will be
* initialized by the new joypad driver, if one is found.
*
* @return The joypad driver if found, otherwise NULL.
**/
const input_device_driver_t *input_joypad_init_driver(
const char *ident, void *data);
/**
* Takes as input analog key identifiers and converts them to corresponding
* bind IDs ident_minus and ident_plus.
*
* @param idx Analog key index (eg RETRO_DEVICE_INDEX_ANALOG_LEFT)
* @param ident Analog key identifier (eg RETRO_DEVICE_ID_ANALOG_X)
* @param ident_minus Bind ID minus, will be set by function.
* @param ident_plus Bind ID plus, will be set by function.
*/
#define input_conv_analog_id_to_bind_id(idx, ident, ident_minus, ident_plus) \
switch ((idx << 1) | ident) \
{ \
case (RETRO_DEVICE_INDEX_ANALOG_LEFT << 1) | RETRO_DEVICE_ID_ANALOG_X: \
ident_minus = RARCH_ANALOG_LEFT_X_MINUS; \
ident_plus = RARCH_ANALOG_LEFT_X_PLUS; \
break; \
case (RETRO_DEVICE_INDEX_ANALOG_LEFT << 1) | RETRO_DEVICE_ID_ANALOG_Y: \
ident_minus = RARCH_ANALOG_LEFT_Y_MINUS; \
ident_plus = RARCH_ANALOG_LEFT_Y_PLUS; \
break; \
case (RETRO_DEVICE_INDEX_ANALOG_RIGHT << 1) | RETRO_DEVICE_ID_ANALOG_X: \
ident_minus = RARCH_ANALOG_RIGHT_X_MINUS; \
ident_plus = RARCH_ANALOG_RIGHT_X_PLUS; \
break; \
case (RETRO_DEVICE_INDEX_ANALOG_RIGHT << 1) | RETRO_DEVICE_ID_ANALOG_Y: \
ident_minus = RARCH_ANALOG_RIGHT_Y_MINUS; \
ident_plus = RARCH_ANALOG_RIGHT_Y_PLUS; \
break; \
}
/**
* Registers a newly connected pad with RetroArch.
*
* @param port
* Joystick number
* @param driver
* Handle for joypad driver handling joystick's input
**/
void input_pad_connect(unsigned port, input_device_driver_t *driver);
/**
* Called by drivers when keyboard events are fired. Interfaces with the global
* driver struct and libretro callbacks.
*
* @param down
* Was Keycode pressed down?
* @param code
* Keycode.
* @param character
* Character inputted.
* @param mod
* TODO/FIXME/???
**/
void input_keyboard_event(bool down, unsigned code, uint32_t character,
uint16_t mod, unsigned device);
input_driver_state_t *input_state_get_ptr(void);
/*************************************/
#ifdef HAVE_HID
#include "include/hid_driver.h"
/**
* Get an enumerated list of all HID driver names
*
* @return String listing of all HID driver names, separated by '|'.
**/
const char* config_get_hid_driver_options(void);
/**
* Finds first suitable HID driver and initializes.
*
* @return HID driver if found, otherwise NULL.
**/
const hid_driver_t *input_hid_init_first(void);
/**
* Get a pointer to the HID driver data structure
*
* @return Pointer to hid_data struct
**/
void *hid_driver_get_data(void);
/**
* This should be called after we've invoked free() on the HID driver; the
* memory will have already been freed so we need to reset the pointer.
*/
void hid_driver_reset_data(void);
#endif /* HAVE_HID */
/*************************************/
/**
* Set the name of the device in the specified port
*
* @param port
* The port of the device to be assigned to
*/
void input_config_set_device_name(unsigned port, const char *name);
/**
* Set the formatted "display name" of the device in the specified port
*
* @param port
* The port of the device to be assigned to
*/
void input_config_set_device_display_name(unsigned port, const char *name);
void input_config_set_mouse_display_name(unsigned port, const char *name);
/**
* Set the configuration path for the device in the specified port
*
* @param port
* The port of the device to be assigned to
* @param path
* The path of the device config.
*/
void input_config_set_device_config_path(unsigned port, const char *path);
/**
* Set the configuration name for the device in the specified port
*
* @param port
* The port of the device to be assigned to
* @param name
* The name of the config to set.
*/
void input_config_set_device_config_name(unsigned port, const char *name);
/**
* Set the joypad driver for the device in the specified port
*
* @param port
* The port of the device to be assigned to
* @param driver
* The driver to set the given port to.
*/
void input_config_set_device_joypad_driver(unsigned port, const char *driver);
/**
* Set the vendor ID (vid) for the device in the specified port
*
* @param port
* The port of the device to be assigned to
* @param vid
* The VID to set the given device port to.
*/
void input_config_set_device_vid(unsigned port, uint16_t vid);
/**
* Set the pad ID (pid) for the device in the specified port
*
* @param port
* The port of the device to be assigned to
* @param pid
* The PID to set the given device port to.
*/
void input_config_set_device_pid(unsigned port, uint16_t pid);
/**
* Sets the autoconfigured flag for the device in the specified port
*
* @param port
* The port of the device to be assigned to
* @param autoconfigured
* Whether or nor the device is configured automatically.
*/
void input_config_set_device_autoconfigured(unsigned port, bool autoconfigured);
/**
* Sets the name index number for the device in the specified port
*
* @param port
* The port of the device to be assigned to
* @param name_index
* The name index to set the device to use.
*/
void input_config_set_device_name_index(unsigned port, unsigned name_index);
/**
* Sets the device type of the specified port
*
* @param port
* The port of the device to be assigned to
* @param id
* The device type (RETRO_DEVICE_JOYPAD, RETRO_DEVICE_MOUSE, etc)
*/
void input_config_set_device(unsigned port, unsigned id);
/* Clear input_device_info */
void input_config_clear_device_name(unsigned port);
void input_config_clear_device_display_name(unsigned port);
void input_config_clear_device_config_path(unsigned port);
void input_config_clear_device_config_name(unsigned port);
void input_config_clear_device_joypad_driver(unsigned port);
unsigned input_config_get_device_count(void);
unsigned *input_config_get_device_ptr(unsigned port);
unsigned input_config_get_device(unsigned port);
/* Get input_device_info */
const char *input_config_get_device_name(unsigned port);
const char *input_config_get_device_display_name(unsigned port);
const char *input_config_get_mouse_display_name(unsigned port);
const char *input_config_get_device_config_path(unsigned port);
const char *input_config_get_device_config_name(unsigned port);
const char *input_config_get_device_joypad_driver(unsigned port);
/**
* Retrieves the vendor id (vid) of a connected controller
*
* @param port
* The port of the device
*
* @return the vendor id VID of the device
*/
uint16_t input_config_get_device_vid(unsigned port);
/**
* Retrieves the pad id (pad) of a connected controller
*
* @param port
* The port of the device
*
* @return the port id PID of the device
*/
uint16_t input_config_get_device_pid(unsigned port);
/**
* Returns the value of the autoconfigured flag for the specified device
*
* @param port
* The port of the device
*
* @return the autoconfigured flag
*/
bool input_config_get_device_autoconfigured(unsigned port);
/**
* Get the name index number for the device in this port
*
* @param port
* The port of the device
*
* @return the name index for this device
*/
unsigned input_config_get_device_name_index(unsigned port);
/*****************************************************************************/
/**
* Retrieve the device name char pointer.
*
* @deprecated input_config_get_device_name_ptr is required by linuxraw_joypad
* and parport_joypad. These drivers should be refactored such that this
* low-level access is not required.
*
* @param port
* The port of the device
*
* @return a pointer to the device name on the specified port
*/
char *input_config_get_device_name_ptr(unsigned port);
/**
* Get the size of the device name.
*
* @deprecated input_config_get_device_name_size is required by linuxraw_joypad
* and parport_joypad. These drivers should be refactored such that this
* low-level access is not required.
*
* @param port
* The port of the device
*
* @return the size of the device name on the specified port
*/
size_t input_config_get_device_name_size(unsigned port);
bool input_driver_button_combo(
unsigned mode,
retro_time_t current_time,
input_bits_t* p_input);
bool input_driver_find_driver(
settings_t *settings,
const char *prefix,
bool verbosity_enabled);
int16_t input_state_wrap(
input_driver_t *current_input,
void *data,
const input_device_driver_t *joypad,
const input_device_driver_t *sec_joypad,
rarch_joypad_info_t *joypad_info,
const retro_keybind_set *binds,
bool keyboard_mapping_blocked,
unsigned _port,
unsigned device,
unsigned idx,
unsigned id);
int16_t input_joypad_axis(
float input_analog_deadzone,
float input_analog_sensitivity,
const input_device_driver_t *drv,
unsigned port, uint32_t joyaxis, float normal_mag);
/**
* input_joypad_analog:
* @drv : Input device driver handle.
* @port : User number.
* @idx : Analog key index.
* E.g.:
* - RETRO_DEVICE_INDEX_ANALOG_LEFT
* - RETRO_DEVICE_INDEX_ANALOG_RIGHT
* @ident : Analog key identifier.
* E.g.:
* - RETRO_DEVICE_ID_ANALOG_X
* - RETRO_DEVICE_ID_ANALOG_Y
* @binds : Binds of user.
*
* Gets analog value of analog key identifiers @idx and @ident
* from user with number @port with provided keybinds (@binds).
*
* Returns: analog value on success, otherwise 0.
**/
int16_t input_joypad_analog_button(
float input_analog_deadzone,
float input_analog_sensitivity,
const input_device_driver_t *drv,
rarch_joypad_info_t *joypad_info,
unsigned ident,
const struct retro_keybind *bind);
int16_t input_joypad_analog_axis(
unsigned input_analog_dpad_mode,
float input_analog_deadzone,
float input_analog_sensitivity,
const input_device_driver_t *drv,
rarch_joypad_info_t *joypad_info,
unsigned idx,
unsigned ident,
const struct retro_keybind *binds);
bool input_keyboard_line_append(
struct input_keyboard_line *keyboard_line,
const char *word);
/**
* input_keyboard_start_line:
* @userdata : Userdata.
* @cb : Line complete callback function.
*
* Sets function pointer for keyboard line handle.
*
* The underlying buffer can be reallocated at any time
* (or be NULL), but the pointer to it remains constant
* throughout the objects lifetime.
*
* Returns: underlying buffer of the keyboard line.
**/
const char **input_keyboard_start_line(
void *userdata,
struct input_keyboard_line *keyboard_line,
input_keyboard_line_complete_t cb);
#if defined(HAVE_NETWORKING) && defined(HAVE_NETWORKGAMEPAD)
void input_remote_parse_packet(
input_remote_state_t *input_state,
struct remote_message *msg, unsigned user);
input_remote_t *input_driver_init_remote(
settings_t *settings,
unsigned num_active_users);
void input_remote_free(input_remote_t *handle, unsigned max_users);
#endif
void input_game_focus_free(void);
void input_config_get_bind_string_joyaxis(
bool input_descriptor_label_show,
char *buf, const char *prefix,
const struct retro_keybind *bind, size_t size);
void input_config_get_bind_string_joykey(
bool input_descriptor_label_show,
char *buf, const char *prefix,
const struct retro_keybind *bind, size_t size);
int16_t input_state_internal(unsigned port, unsigned device,
unsigned idx, unsigned id);
bool input_key_pressed(int key, bool keyboard_pressed);
bool input_set_rumble_state(unsigned port,
enum retro_rumble_effect effect, uint16_t strength);
/**
* input_keyboard_line_event:
* @state : Input keyboard line handle.
* @character : Inputted character.
*
* Called on every keyboard character event.
*
* Returns: true (1) on success, otherwise false (0).
**/
bool input_keyboard_line_event(
input_driver_state_t *input_st,
input_keyboard_line_t *state, uint32_t character);
bool input_set_rumble_gain(unsigned gain);
float input_get_sensor_state(unsigned port, unsigned id);
bool input_set_sensor_state(unsigned port,
enum retro_sensor_action action, unsigned rate);
void *input_driver_init_wrap(input_driver_t *input, const char *name);
const struct retro_keybind *input_config_get_bind_auto(unsigned port, unsigned id);
void input_config_reset_autoconfig_binds(unsigned port);
void input_config_reset(void);
const char *joypad_driver_name(unsigned i);
void joypad_driver_reinit(void *data, const char *joypad_driver_name);
#ifdef HAVE_COMMAND
void input_driver_init_command(
input_driver_state_t *input_st,
settings_t *settings);
void input_driver_deinit_command(input_driver_state_t *input_st);
#endif
#ifdef HAVE_OVERLAY
/*
* input_poll_overlay:
*
* Poll pressed buttons/keys on currently active overlay.
**/
void input_poll_overlay(
bool keyboard_mapping_blocked,
settings_t *settings,
void *ol_data,
enum overlay_visibility *overlay_visibility,
float opacity,
unsigned analog_dpad_mode,
float axis_threshold);
void input_overlay_deinit(void);
void input_overlay_set_visibility(int overlay_idx,
enum overlay_visibility vis);
void input_overlay_init(void);
#endif
bool input_keys_pressed_other_sources(
input_driver_state_t *input_st,
unsigned i,
input_bits_t* p_new_state);
int16_t input_state_device(
input_driver_state_t *input_st,
settings_t *settings,
input_mapper_t *handle,
unsigned input_analog_dpad_mode,
int16_t ret,
unsigned port, unsigned device,
unsigned idx, unsigned id,
bool button_mask);
#ifdef HAVE_BSV_MOVIE
void bsv_movie_frame_rewind(void);
bool bsv_movie_init(input_driver_state_t *input_st);
void bsv_movie_deinit(input_driver_state_t *input_st);
bool bsv_movie_check(input_driver_state_t *input_st,
settings_t *settings);
#endif
/**
* input_poll:
*
* Input polling callback function.
**/
void input_driver_poll(void);
/**
* input_state_wrapper:
* @port : user number.
* @device : device identifier of user.
* @idx : index value of user.
* @id : identifier of key pressed by user.
*
* Input state callback function.
*
* Returns: Non-zero if the given key (identified by @id)
* was pressed by the user (assigned to @port).
**/
int16_t input_driver_state_wrapper(unsigned port, unsigned device,
unsigned idx, unsigned id);
/**
* input_keys_pressed:
*
* Grab an input sample for this frame.
*
* Returns: Input sample containing a mask of all pressed keys.
*/
void input_keys_pressed(
unsigned port,
bool is_menu,
int input_hotkey_block_delay,
input_bits_t *p_new_state,
const retro_keybind_set *binds,
const struct retro_keybind *binds_norm,
const struct retro_keybind *binds_auto,
const input_device_driver_t *joypad,
const input_device_driver_t *sec_joypad,
rarch_joypad_info_t *joypad_info);
void input_driver_collect_system_input(input_driver_state_t *input_st,
settings_t *settings, input_bits_t *current_bits);
/**
* input_keyboard_event:
* @down : Keycode was pressed down?
* @code : Keycode.
* @character : Character inputted.
* @mod : TODO/FIXME: ???
*
* Keyboard event utils. Called by drivers when keyboard events
* are fired.
* This interfaces with the global system driver struct
* and libretro callbacks.
**/
void input_keyboard_event(bool down, unsigned code,
uint32_t character, uint16_t mod, unsigned device);
extern input_device_driver_t *joypad_drivers[];
extern input_driver_t *input_drivers[];
#ifdef HAVE_HID
extern hid_driver_t *hid_drivers[];
#endif
extern input_driver_t input_android;
extern input_driver_t input_sdl;
extern input_driver_t input_sdl_dingux;
extern input_driver_t input_dinput;
extern input_driver_t input_x;
extern input_driver_t input_ps4;
extern input_driver_t input_ps3;
extern input_driver_t input_psp;
extern input_driver_t input_ps2;
extern input_driver_t input_ctr;
extern input_driver_t input_switch;
extern input_driver_t input_xenon360;
extern input_driver_t input_gx;
extern input_driver_t input_wiiu;
extern input_driver_t input_xinput;
extern input_driver_t input_uwp;
extern input_driver_t input_linuxraw;
extern input_driver_t input_udev;
extern input_driver_t input_cocoa;
extern input_driver_t input_qnx;
extern input_driver_t input_rwebinput;
extern input_driver_t input_dos;
extern input_driver_t input_winraw;
extern input_driver_t input_wayland;
extern input_device_driver_t dinput_joypad;
extern input_device_driver_t linuxraw_joypad;
extern input_device_driver_t parport_joypad;
extern input_device_driver_t udev_joypad;
extern input_device_driver_t xinput_joypad;
extern input_device_driver_t sdl_joypad;
extern input_device_driver_t sdl_dingux_joypad;
extern input_device_driver_t ps4_joypad;
extern input_device_driver_t ps3_joypad;
extern input_device_driver_t psp_joypad;
extern input_device_driver_t ps2_joypad;
extern input_device_driver_t ctr_joypad;
extern input_device_driver_t switch_joypad;
extern input_device_driver_t xdk_joypad;
extern input_device_driver_t gx_joypad;
extern input_device_driver_t wiiu_joypad;
extern input_device_driver_t hid_joypad;
extern input_device_driver_t android_joypad;
extern input_device_driver_t qnx_joypad;
extern input_device_driver_t mfi_joypad;
extern input_device_driver_t dos_joypad;
extern input_device_driver_t rwebpad_joypad;
#ifdef HAVE_HID
extern hid_driver_t iohidmanager_hid;
extern hid_driver_t btstack_hid;
extern hid_driver_t libusb_hid;
extern hid_driver_t wiiusb_hid;
extern hid_driver_t wiiu_hid;
#endif /* HAVE_HID */
RETRO_END_DECLS
#endif /* __INPUT_DRIVER__H */
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