RetroArch/input/input_driver.h

303 lines
8.8 KiB
C

/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
* Copyright (C) 2011-2015 - 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 <stddef.h>
#include <sys/types.h>
#include <boolean.h>
#include "../libretro.h"
#include "input_joypad_driver.h"
#ifdef HAVE_OVERLAY
#include "input_overlay.h"
#endif
#ifndef MAX_USERS
#define MAX_USERS 16
#endif
#ifdef __cplusplus
extern "C" {
#endif
typedef uint64_t retro_input_t;
enum input_device_type
{
INPUT_DEVICE_TYPE_NONE = 0,
INPUT_DEVICE_TYPE_KEYBOARD,
INPUT_DEVICE_TYPE_JOYPAD
};
enum rarch_input_ctl_state
{
RARCH_INPUT_CTL_NONE = 0,
RARCH_INPUT_CTL_INIT,
RARCH_INPUT_CTL_DEINIT,
RARCH_INPUT_CTL_DESTROY,
RARCH_INPUT_CTL_DESTROY_DATA,
RARCH_INPUT_CTL_HAS_CAPABILITIES,
RARCH_INPUT_CTL_POLL,
RARCH_INPUT_CTL_FIND_DRIVER,
RARCH_INPUT_CTL_GRAB_STDIN,
RARCH_INPUT_CTL_KB_MAPPING_IS_BLOCKED,
RARCH_INPUT_CTL_SET_FLUSHING_INPUT,
RARCH_INPUT_CTL_UNSET_FLUSHING_INPUT,
RARCH_INPUT_CTL_IS_FLUSHING_INPUT,
RARCH_INPUT_CTL_SET_HOTKEY_BLOCK,
RARCH_INPUT_CTL_UNSET_HOTKEY_BLOCK,
RARCH_INPUT_CTL_IS_HOTKEY_BLOCKED,
RARCH_INPUT_CTL_SET_LIBRETRO_INPUT_BLOCKED,
RARCH_INPUT_CTL_UNSET_LIBRETRO_INPUT_BLOCKED,
RARCH_INPUT_CTL_IS_LIBRETRO_INPUT_BLOCKED,
RARCH_INPUT_CTL_SET_NONBLOCK_STATE,
RARCH_INPUT_CTL_UNSET_NONBLOCK_STATE,
RARCH_INPUT_CTL_IS_NONBLOCK_STATE,
RARCH_INPUT_CTL_SET_OWN_DRIVER,
RARCH_INPUT_CTL_UNSET_OWN_DRIVER,
RARCH_INPUT_CTL_OWNS_DRIVER,
RARCH_INPUT_CTL_SET_OSK_ENABLED,
RARCH_INPUT_CTL_UNSET_OSK_ENABLED,
RARCH_INPUT_CTL_IS_OSK_ENABLED,
RARCH_INPUT_CTL_SET_KEYBOARD_LINEFEED_ENABLED,
RARCH_INPUT_CTL_UNSET_KEYBOARD_LINEFEED_ENABLED,
RARCH_INPUT_CTL_IS_KEYBOARD_LINEFEED_ENABLED,
RARCH_INPUT_CTL_COMMAND_INIT,
RARCH_INPUT_CTL_COMMAND_DEINIT,
RARCH_INPUT_CTL_REMOTE_INIT,
RARCH_INPUT_CTL_REMOTE_DEINIT
};
struct retro_keybind
{
bool valid;
unsigned id;
const char *desc;
enum retro_key key;
uint64_t joykey;
/* Default key binding value - for resetting bind to default */
uint64_t def_joykey;
uint32_t joyaxis;
uint32_t def_joyaxis;
/* Used by input_{push,pop}_analog_dpad(). */
uint32_t orig_joyaxis;
char joykey_label[256];
char joyaxis_label[256];
};
typedef struct input_driver
{
void *(*init)(void);
void (*poll)(void *data);
int16_t (*input_state)(void *data,
const struct retro_keybind **retro_keybinds,
unsigned port, unsigned device, unsigned index, unsigned id);
bool (*key_pressed)(void *data, int key);
bool (*meta_key_pressed)(void *data, int key);
void (*free)(void *data);
bool (*set_sensor_state)(void *data, unsigned port,
enum retro_sensor_action action, unsigned rate);
float (*get_sensor_input)(void *data, unsigned port, unsigned id);
uint64_t (*get_capabilities)(void *data);
const char *ident;
void (*grab_mouse)(void *data, bool state);
bool (*grab_stdin)(void *data);
bool (*set_rumble)(void *data, unsigned port,
enum retro_rumble_effect effect, uint16_t state);
const input_device_driver_t *(*get_joypad_driver)(void *data);
const input_device_driver_t *(*get_sec_joypad_driver)(void *data);
bool (*keyboard_mapping_is_blocked)(void *data);
void (*keyboard_mapping_set_block)(void *data, bool value);
} input_driver_t;
extern input_driver_t input_android;
extern input_driver_t input_sdl;
extern input_driver_t input_dinput;
extern input_driver_t input_x;
extern input_driver_t input_wayland;
extern input_driver_t input_ps3;
extern input_driver_t input_psp;
extern input_driver_t input_ctr;
extern input_driver_t input_xenon360;
extern input_driver_t input_gx;
extern input_driver_t input_xinput;
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_null;
/**
* input_driver_find_handle:
* @index : index of driver to get handle to.
*
* Returns: handle to input driver at index. Can be NULL
* if nothing found.
**/
const void *input_driver_find_handle(int index);
/**
* input_driver_find_ident:
* @index : index of driver to get handle to.
*
* Returns: Human-readable identifier of input driver at index. Can be NULL
* if nothing found.
**/
const char *input_driver_find_ident(int index);
/**
* config_get_input_driver_options:
*
* Get an enumerated list of all input driver names, separated by '|'.
*
* Returns: string listing of all input driver names, separated by '|'.
**/
const char* config_get_input_driver_options(void);
/**
* input_driver_set_rumble_state:
* @port : User number.
* @effect : Rumble effect.
* @strength : Strength of rumble effect.
*
* Sets the rumble state.
* Used by RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE.
**/
bool input_driver_set_rumble_state(unsigned port,
enum retro_rumble_effect effect, uint16_t strength);
int16_t input_driver_state(const struct retro_keybind **retro_keybinds,
unsigned port, unsigned device, unsigned index, unsigned id);
uint64_t input_driver_get_capabilities(void);
const input_device_driver_t * input_driver_get_joypad_driver(void);
const input_device_driver_t * input_driver_get_sec_joypad_driver(void);
bool input_driver_grab_mouse(bool state);
void input_driver_keyboard_mapping_set_block(bool value);
void input_driver_set(const input_driver_t **input, void **input_data);
/**
* input_sensor_set_state:
* @port : User number.
* @effect : Sensor action.
* @rate : Sensor rate update.
*
* Sets the sensor state.
* Used by RETRO_ENVIRONMENT_GET_SENSOR_INTERFACE.
**/
bool input_sensor_set_state(unsigned port,
enum retro_sensor_action action, unsigned rate);
float input_sensor_get_input(unsigned port, unsigned id);
/**
* input_translate_coord_viewport:
* @mouse_x : Pointer X coordinate.
* @mouse_y : Pointer Y coordinate.
* @res_x : Scaled X coordinate.
* @res_y : Scaled Y coordinate.
* @res_screen_x : Scaled screen X coordinate.
* @res_screen_y : Scaled screen Y coordinate.
*
* Translates pointer [X,Y] coordinates into scaled screen
* coordinates based on viewport info.
*
* Returns: true (1) if successful, false if video driver doesn't support
* viewport info.
**/
bool input_translate_coord_viewport(int mouse_x, int mouse_y,
int16_t *res_x, int16_t *res_y, int16_t *res_screen_x,
int16_t *res_screen_y);
/**
* input_push_analog_dpad:
* @binds : Binds to modify.
* @mode : Which analog stick to bind D-Pad to.
* E.g:
* ANALOG_DPAD_LSTICK
* ANALOG_DPAD_RSTICK
*
* Push analog to D-Pad mappings to binds.
**/
void input_push_analog_dpad(struct retro_keybind *binds, unsigned mode);
/**
* input_pop_analog_dpad:
* @binds : Binds to modify.
*
* Restores binds temporarily overridden by input_push_analog_dpad().
**/
void input_pop_analog_dpad(struct retro_keybind *binds);
/**
* input_poll:
*
* Input polling callback function.
**/
void input_poll(void);
/**
* input_state:
* @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_state(unsigned port, unsigned device,
unsigned idx, unsigned id);
bool input_driver_key_pressed(unsigned key);
retro_input_t input_keys_pressed(void);
bool input_driver_ctl(enum rarch_input_ctl_state state, void *data);
void *input_driver_get_data(void);
const input_driver_t *input_get_ptr(void);
const input_driver_t **input_get_double_ptr(void);
void **input_driver_get_data_ptr(void);
bool input_driver_data_ptr_is_same(void *data);
#ifdef __cplusplus
}
#endif
#endif