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input_driver.c
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input_driver.c
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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/>.
*/
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include <compat/strl.h>
#include <file/file_path.h>
#include <file/config_file.h>
#include <encodings/utf.h>
#include <string/stdstring.h>
#include <retro_assert.h>
#ifdef HAVE_CONFIG_H
#include "../config.h"
#endif
#ifdef HAVE_NETWORKGAMEPAD
#include "input_remote.h"
#endif
#ifdef HAVE_OVERLAY
#include "input_overlay.h"
#endif
#include "input_mapper.h"
#include "input_driver.h"
#include "input_keymaps.h"
#include "input_remapping.h"
#include "../config.def.keybinds.h"
#ifdef HAVE_MENU
#include "../menu/menu_driver.h"
#include "../menu/menu_input.h"
#include "../menu/widgets/menu_input_dialog.h"
#endif
#include "../msg_hash.h"
#include "../configuration.h"
#include "../file_path_special.h"
#include "../driver.h"
#include "../retroarch.h"
#include "../movie.h"
#include "../list_special.h"
#include "../verbosity.h"
#include "../tasks/tasks_internal.h"
#include "../command.h"
#include "include/gamepad.h"
static pad_connection_listener_t *pad_connection_listener = NULL;
void set_connection_listener(pad_connection_listener_t *listener)
{
pad_connection_listener = listener;
}
void fire_connection_listener(unsigned port, input_device_driver_t *driver)
{
if(!pad_connection_listener)
return;
pad_connection_listener->connected(port, driver);
}
static const input_driver_t *input_drivers[] = {
#ifdef ORBIS
&input_ps4,
#endif
#ifdef __CELLOS_LV2__
&input_ps3,
#endif
#if defined(SN_TARGET_PSP2) || defined(PSP) || defined(VITA)
&input_psp,
#endif
#if defined(PS2)
&input_ps2,
#endif
#if defined(_3DS)
&input_ctr,
#endif
#if defined(SWITCH)
&input_switch,
#endif
#if defined(HAVE_SDL) || defined(HAVE_SDL2)
&input_sdl,
#endif
#ifdef HAVE_DINPUT
&input_dinput,
#endif
#ifdef HAVE_X11
&input_x,
#endif
#ifdef __WINRT__
&input_uwp,
#endif
#ifdef XENON
&input_xenon360,
#endif
#if defined(HAVE_XINPUT2) || defined(HAVE_XINPUT_XBOX1) || defined(__WINRT__)
&input_xinput,
#endif
#ifdef GEKKO
&input_gx,
#endif
#ifdef WIIU
&input_wiiu,
#endif
#ifdef ANDROID
&input_android,
#endif
#ifdef HAVE_UDEV
&input_udev,
#endif
#if defined(__linux__) && !defined(ANDROID)
&input_linuxraw,
#endif
#if defined(HAVE_COCOA) || defined(HAVE_COCOATOUCH) || defined(HAVE_COCOA_METAL)
&input_cocoa,
#endif
#ifdef __QNX__
&input_qnx,
#endif
#ifdef EMSCRIPTEN
&input_rwebinput,
#endif
#ifdef DJGPP
&input_dos,
#endif
#if defined(_WIN32) && !defined(_XBOX) && _WIN32_WINNT >= 0x0501 && !defined(__WINRT__)
/* winraw only available since XP */
&input_winraw,
#endif
&input_null,
NULL,
};
static input_device_driver_t *joypad_drivers[] = {
#ifdef __CELLOS_LV2__
&ps3_joypad,
#endif
#ifdef HAVE_XINPUT
&xinput_joypad,
#endif
#ifdef GEKKO
&gx_joypad,
#endif
#ifdef WIIU
&wiiu_joypad,
#endif
#ifdef _XBOX
&xdk_joypad,
#endif
#if defined(ORBIS)
&ps4_joypad,
#endif
#if defined(PSP) || defined(VITA)
&psp_joypad,
#endif
#if defined(PS2)
&ps2_joypad,
#endif
#ifdef _3DS
&ctr_joypad,
#endif
#ifdef SWITCH
&switch_joypad,
#endif
#ifdef HAVE_DINPUT
&dinput_joypad,
#endif
#ifdef HAVE_UDEV
&udev_joypad,
#endif
#if defined(__linux) && !defined(ANDROID)
&linuxraw_joypad,
#endif
#ifdef HAVE_PARPORT
&parport_joypad,
#endif
#ifdef ANDROID
&android_joypad,
#endif
#if defined(HAVE_SDL) || defined(HAVE_SDL2)
&sdl_joypad,
#endif
#ifdef __QNX__
&qnx_joypad,
#endif
#ifdef HAVE_MFI
&mfi_joypad,
#endif
#ifdef DJGPP
&dos_joypad,
#endif
/* Selecting the HID gamepad driver disables the Wii U gamepad. So while
* we want the HID code to be compiled & linked, we don't want the driver
* to be selectable in the UI. */
#if defined(HAVE_HID) && !defined(WIIU)
&hid_joypad,
#endif
#ifdef EMSCRIPTEN
&rwebpad_joypad,
#endif
&null_joypad,
NULL,
};
#ifdef HAVE_HID
static hid_driver_t *hid_drivers[] = {
#if defined(HAVE_BTSTACK)
&btstack_hid,
#endif
#if defined(__APPLE__) && defined(HAVE_IOHIDMANAGER)
&iohidmanager_hid,
#endif
#if defined(HAVE_LIBUSB) && defined(HAVE_THREADS)
&libusb_hid,
#endif
#ifdef HW_RVL
&wiiusb_hid,
#endif
&null_hid,
NULL,
};
#endif
/* Input config. */
struct input_bind_map
{
bool valid;
/* Meta binds get input as prefix, not input_playerN".
* 0 = libretro related.
* 1 = Common hotkey.
* 2 = Uncommon/obscure hotkey.
*/
uint8_t meta;
const char *base;
enum msg_hash_enums desc;
uint8_t retro_key;
};
static const uint8_t buttons[] = {
RETRO_DEVICE_ID_JOYPAD_R,
RETRO_DEVICE_ID_JOYPAD_L,
RETRO_DEVICE_ID_JOYPAD_X,
RETRO_DEVICE_ID_JOYPAD_A,
RETRO_DEVICE_ID_JOYPAD_RIGHT,
RETRO_DEVICE_ID_JOYPAD_LEFT,
RETRO_DEVICE_ID_JOYPAD_DOWN,
RETRO_DEVICE_ID_JOYPAD_UP,
RETRO_DEVICE_ID_JOYPAD_START,
RETRO_DEVICE_ID_JOYPAD_SELECT,
RETRO_DEVICE_ID_JOYPAD_Y,
RETRO_DEVICE_ID_JOYPAD_B,
};
static uint16_t input_config_vid[MAX_USERS];
static uint16_t input_config_pid[MAX_USERS];
static char input_device_display_names[MAX_INPUT_DEVICES][64];
static char input_device_config_names [MAX_INPUT_DEVICES][64];
char input_device_names [MAX_INPUT_DEVICES][64];
uint64_t lifecycle_state;
struct retro_keybind input_config_binds[MAX_USERS][RARCH_BIND_LIST_END];
struct retro_keybind input_autoconf_binds[MAX_USERS][RARCH_BIND_LIST_END];
const struct retro_keybind *libretro_input_binds[MAX_USERS];
#define DECLARE_BIND(x, bind, desc) { true, 0, #x, desc, bind }
#define DECLARE_META_BIND(level, x, bind, desc) { true, level, #x, desc, bind }
const struct input_bind_map input_config_bind_map[RARCH_BIND_LIST_END_NULL] = {
DECLARE_BIND(b, RETRO_DEVICE_ID_JOYPAD_B, MENU_ENUM_LABEL_VALUE_INPUT_JOYPAD_B),
DECLARE_BIND(y, RETRO_DEVICE_ID_JOYPAD_Y, MENU_ENUM_LABEL_VALUE_INPUT_JOYPAD_Y),
DECLARE_BIND(select, RETRO_DEVICE_ID_JOYPAD_SELECT, MENU_ENUM_LABEL_VALUE_INPUT_JOYPAD_SELECT),
DECLARE_BIND(start, RETRO_DEVICE_ID_JOYPAD_START, MENU_ENUM_LABEL_VALUE_INPUT_JOYPAD_START),
DECLARE_BIND(up, RETRO_DEVICE_ID_JOYPAD_UP, MENU_ENUM_LABEL_VALUE_INPUT_JOYPAD_UP),
DECLARE_BIND(down, RETRO_DEVICE_ID_JOYPAD_DOWN, MENU_ENUM_LABEL_VALUE_INPUT_JOYPAD_DOWN),
DECLARE_BIND(left, RETRO_DEVICE_ID_JOYPAD_LEFT, MENU_ENUM_LABEL_VALUE_INPUT_JOYPAD_LEFT),
DECLARE_BIND(right, RETRO_DEVICE_ID_JOYPAD_RIGHT, MENU_ENUM_LABEL_VALUE_INPUT_JOYPAD_RIGHT),
DECLARE_BIND(a, RETRO_DEVICE_ID_JOYPAD_A, MENU_ENUM_LABEL_VALUE_INPUT_JOYPAD_A),
DECLARE_BIND(x, RETRO_DEVICE_ID_JOYPAD_X, MENU_ENUM_LABEL_VALUE_INPUT_JOYPAD_X),
DECLARE_BIND(l, RETRO_DEVICE_ID_JOYPAD_L, MENU_ENUM_LABEL_VALUE_INPUT_JOYPAD_L),
DECLARE_BIND(r, RETRO_DEVICE_ID_JOYPAD_R, MENU_ENUM_LABEL_VALUE_INPUT_JOYPAD_R),
DECLARE_BIND(l2, RETRO_DEVICE_ID_JOYPAD_L2, MENU_ENUM_LABEL_VALUE_INPUT_JOYPAD_L2),
DECLARE_BIND(r2, RETRO_DEVICE_ID_JOYPAD_R2, MENU_ENUM_LABEL_VALUE_INPUT_JOYPAD_R2),
DECLARE_BIND(l3, RETRO_DEVICE_ID_JOYPAD_L3, MENU_ENUM_LABEL_VALUE_INPUT_JOYPAD_L3),
DECLARE_BIND(r3, RETRO_DEVICE_ID_JOYPAD_R3, MENU_ENUM_LABEL_VALUE_INPUT_JOYPAD_R3),
DECLARE_BIND(l_x_plus, RARCH_ANALOG_LEFT_X_PLUS, MENU_ENUM_LABEL_VALUE_INPUT_ANALOG_LEFT_X_PLUS),
DECLARE_BIND(l_x_minus, RARCH_ANALOG_LEFT_X_MINUS, MENU_ENUM_LABEL_VALUE_INPUT_ANALOG_LEFT_X_MINUS),
DECLARE_BIND(l_y_plus, RARCH_ANALOG_LEFT_Y_PLUS, MENU_ENUM_LABEL_VALUE_INPUT_ANALOG_LEFT_Y_PLUS),
DECLARE_BIND(l_y_minus, RARCH_ANALOG_LEFT_Y_MINUS, MENU_ENUM_LABEL_VALUE_INPUT_ANALOG_LEFT_Y_MINUS),
DECLARE_BIND(r_x_plus, RARCH_ANALOG_RIGHT_X_PLUS, MENU_ENUM_LABEL_VALUE_INPUT_ANALOG_RIGHT_X_PLUS),
DECLARE_BIND(r_x_minus, RARCH_ANALOG_RIGHT_X_MINUS, MENU_ENUM_LABEL_VALUE_INPUT_ANALOG_RIGHT_X_MINUS),
DECLARE_BIND(r_y_plus, RARCH_ANALOG_RIGHT_Y_PLUS, MENU_ENUM_LABEL_VALUE_INPUT_ANALOG_RIGHT_Y_PLUS),
DECLARE_BIND(r_y_minus, RARCH_ANALOG_RIGHT_Y_MINUS, MENU_ENUM_LABEL_VALUE_INPUT_ANALOG_RIGHT_Y_MINUS),
DECLARE_BIND( gun_trigger, RARCH_LIGHTGUN_TRIGGER, MENU_ENUM_LABEL_VALUE_INPUT_LIGHTGUN_TRIGGER ),
DECLARE_BIND( gun_offscreen_shot, RARCH_LIGHTGUN_RELOAD, MENU_ENUM_LABEL_VALUE_INPUT_LIGHTGUN_RELOAD ),
DECLARE_BIND( gun_aux_a, RARCH_LIGHTGUN_AUX_A, MENU_ENUM_LABEL_VALUE_INPUT_LIGHTGUN_AUX_A ),
DECLARE_BIND( gun_aux_b, RARCH_LIGHTGUN_AUX_B, MENU_ENUM_LABEL_VALUE_INPUT_LIGHTGUN_AUX_B ),
DECLARE_BIND( gun_aux_c, RARCH_LIGHTGUN_AUX_C, MENU_ENUM_LABEL_VALUE_INPUT_LIGHTGUN_AUX_C ),
DECLARE_BIND( gun_start, RARCH_LIGHTGUN_START, MENU_ENUM_LABEL_VALUE_INPUT_LIGHTGUN_START ),
DECLARE_BIND( gun_select, RARCH_LIGHTGUN_SELECT, MENU_ENUM_LABEL_VALUE_INPUT_LIGHTGUN_SELECT ),
DECLARE_BIND( gun_dpad_up, RARCH_LIGHTGUN_DPAD_UP, MENU_ENUM_LABEL_VALUE_INPUT_LIGHTGUN_DPAD_UP ),
DECLARE_BIND( gun_dpad_down, RARCH_LIGHTGUN_DPAD_DOWN, MENU_ENUM_LABEL_VALUE_INPUT_LIGHTGUN_DPAD_DOWN ),
DECLARE_BIND( gun_dpad_left, RARCH_LIGHTGUN_DPAD_LEFT, MENU_ENUM_LABEL_VALUE_INPUT_LIGHTGUN_DPAD_LEFT ),
DECLARE_BIND( gun_dpad_right, RARCH_LIGHTGUN_DPAD_RIGHT, MENU_ENUM_LABEL_VALUE_INPUT_LIGHTGUN_DPAD_RIGHT ),
DECLARE_BIND(turbo, RARCH_TURBO_ENABLE, MENU_ENUM_LABEL_VALUE_INPUT_TURBO_ENABLE),
DECLARE_META_BIND(1, toggle_fast_forward, RARCH_FAST_FORWARD_KEY, MENU_ENUM_LABEL_VALUE_INPUT_META_FAST_FORWARD_KEY),
DECLARE_META_BIND(2, hold_fast_forward, RARCH_FAST_FORWARD_HOLD_KEY, MENU_ENUM_LABEL_VALUE_INPUT_META_FAST_FORWARD_HOLD_KEY),
DECLARE_META_BIND(1, toggle_slowmotion, RARCH_SLOWMOTION_KEY, MENU_ENUM_LABEL_VALUE_INPUT_META_SLOWMOTION_KEY),
DECLARE_META_BIND(2, hold_slowmotion, RARCH_SLOWMOTION_KEY, MENU_ENUM_LABEL_VALUE_INPUT_META_SLOWMOTION_HOLD_KEY),
DECLARE_META_BIND(1, load_state, RARCH_LOAD_STATE_KEY, MENU_ENUM_LABEL_VALUE_INPUT_META_LOAD_STATE_KEY),
DECLARE_META_BIND(1, save_state, RARCH_SAVE_STATE_KEY, MENU_ENUM_LABEL_VALUE_INPUT_META_SAVE_STATE_KEY),
DECLARE_META_BIND(2, toggle_fullscreen, RARCH_FULLSCREEN_TOGGLE_KEY, MENU_ENUM_LABEL_VALUE_INPUT_META_FULLSCREEN_TOGGLE_KEY),
DECLARE_META_BIND(2, exit_emulator, RARCH_QUIT_KEY, MENU_ENUM_LABEL_VALUE_INPUT_META_QUIT_KEY),
DECLARE_META_BIND(2, state_slot_increase, RARCH_STATE_SLOT_PLUS, MENU_ENUM_LABEL_VALUE_INPUT_META_STATE_SLOT_PLUS),
DECLARE_META_BIND(2, state_slot_decrease, RARCH_STATE_SLOT_MINUS, MENU_ENUM_LABEL_VALUE_INPUT_META_STATE_SLOT_MINUS),
DECLARE_META_BIND(1, rewind, RARCH_REWIND, MENU_ENUM_LABEL_VALUE_INPUT_META_REWIND),
DECLARE_META_BIND(2, movie_record_toggle, RARCH_BSV_RECORD_TOGGLE, MENU_ENUM_LABEL_VALUE_INPUT_META_BSV_RECORD_TOGGLE),
DECLARE_META_BIND(2, pause_toggle, RARCH_PAUSE_TOGGLE, MENU_ENUM_LABEL_VALUE_INPUT_META_PAUSE_TOGGLE),
DECLARE_META_BIND(2, frame_advance, RARCH_FRAMEADVANCE, MENU_ENUM_LABEL_VALUE_INPUT_META_FRAMEADVANCE),
DECLARE_META_BIND(2, reset, RARCH_RESET, MENU_ENUM_LABEL_VALUE_INPUT_META_RESET),
DECLARE_META_BIND(2, shader_next, RARCH_SHADER_NEXT, MENU_ENUM_LABEL_VALUE_INPUT_META_SHADER_NEXT),
DECLARE_META_BIND(2, shader_prev, RARCH_SHADER_PREV, MENU_ENUM_LABEL_VALUE_INPUT_META_SHADER_PREV),
DECLARE_META_BIND(2, cheat_index_plus, RARCH_CHEAT_INDEX_PLUS, MENU_ENUM_LABEL_VALUE_INPUT_META_CHEAT_INDEX_PLUS),
DECLARE_META_BIND(2, cheat_index_minus, RARCH_CHEAT_INDEX_MINUS, MENU_ENUM_LABEL_VALUE_INPUT_META_CHEAT_INDEX_MINUS),
DECLARE_META_BIND(2, cheat_toggle, RARCH_CHEAT_TOGGLE, MENU_ENUM_LABEL_VALUE_INPUT_META_CHEAT_TOGGLE),
DECLARE_META_BIND(2, screenshot, RARCH_SCREENSHOT, MENU_ENUM_LABEL_VALUE_INPUT_META_SCREENSHOT),
DECLARE_META_BIND(2, audio_mute, RARCH_MUTE, MENU_ENUM_LABEL_VALUE_INPUT_META_MUTE),
DECLARE_META_BIND(2, osk_toggle, RARCH_OSK, MENU_ENUM_LABEL_VALUE_INPUT_META_OSK),
DECLARE_META_BIND(2, fps_toggle, RARCH_FPS_TOGGLE, MENU_ENUM_LABEL_VALUE_INPUT_META_FPS_TOGGLE),
DECLARE_META_BIND(2, netplay_game_watch, RARCH_NETPLAY_GAME_WATCH, MENU_ENUM_LABEL_VALUE_INPUT_META_NETPLAY_GAME_WATCH),
DECLARE_META_BIND(2, enable_hotkey, RARCH_ENABLE_HOTKEY, MENU_ENUM_LABEL_VALUE_INPUT_META_ENABLE_HOTKEY),
DECLARE_META_BIND(2, volume_up, RARCH_VOLUME_UP, MENU_ENUM_LABEL_VALUE_INPUT_META_VOLUME_UP),
DECLARE_META_BIND(2, volume_down, RARCH_VOLUME_DOWN, MENU_ENUM_LABEL_VALUE_INPUT_META_VOLUME_DOWN),
DECLARE_META_BIND(2, overlay_next, RARCH_OVERLAY_NEXT, MENU_ENUM_LABEL_VALUE_INPUT_META_OVERLAY_NEXT),
DECLARE_META_BIND(2, disk_eject_toggle, RARCH_DISK_EJECT_TOGGLE, MENU_ENUM_LABEL_VALUE_INPUT_META_DISK_EJECT_TOGGLE),
DECLARE_META_BIND(2, disk_next, RARCH_DISK_NEXT, MENU_ENUM_LABEL_VALUE_INPUT_META_DISK_NEXT),
DECLARE_META_BIND(2, disk_prev, RARCH_DISK_PREV, MENU_ENUM_LABEL_VALUE_INPUT_META_DISK_PREV),
DECLARE_META_BIND(2, grab_mouse_toggle, RARCH_GRAB_MOUSE_TOGGLE, MENU_ENUM_LABEL_VALUE_INPUT_META_GRAB_MOUSE_TOGGLE),
DECLARE_META_BIND(2, game_focus_toggle, RARCH_GAME_FOCUS_TOGGLE, MENU_ENUM_LABEL_VALUE_INPUT_META_GAME_FOCUS_TOGGLE),
DECLARE_META_BIND(2, desktop_menu_toggle, RARCH_UI_COMPANION_TOGGLE, MENU_ENUM_LABEL_VALUE_INPUT_META_UI_COMPANION_TOGGLE),
#ifdef HAVE_MENU
DECLARE_META_BIND(1, menu_toggle, RARCH_MENU_TOGGLE, MENU_ENUM_LABEL_VALUE_INPUT_META_MENU_TOGGLE),
#endif
DECLARE_META_BIND(2, recording_toggle, RARCH_RECORDING_TOGGLE, MENU_ENUM_LABEL_VALUE_INPUT_META_RECORDING_TOGGLE),
DECLARE_META_BIND(2, streaming_toggle, RARCH_STREAMING_TOGGLE, MENU_ENUM_LABEL_VALUE_INPUT_META_STREAMING_TOGGLE),
};
typedef struct turbo_buttons turbo_buttons_t;
/* Turbo support. */
struct turbo_buttons
{
bool frame_enable[MAX_USERS];
uint16_t enable[MAX_USERS];
unsigned count;
};
struct input_keyboard_line
{
char *buffer;
size_t ptr;
size_t size;
/** Line complete callback.
* Calls back after return is
* pressed with the completed line.
* Line can be NULL.
**/
input_keyboard_line_complete_t cb;
void *userdata;
};
static bool input_driver_keyboard_linefeed_enable = false;
static input_keyboard_line_t *g_keyboard_line = NULL;
static void *g_keyboard_press_data = NULL;
static unsigned osk_last_codepoint = 0;
static unsigned osk_last_codepoint_len = 0;
static input_keyboard_press_t g_keyboard_press_cb;
static turbo_buttons_t input_driver_turbo_btns;
#ifdef HAVE_COMMAND
static command_t *input_driver_command = NULL;
#endif
#ifdef HAVE_NETWORKGAMEPAD
static input_remote_t *input_driver_remote = NULL;
#endif
static input_mapper_t *input_driver_mapper = NULL;
static const input_driver_t *current_input = NULL;
static void *current_input_data = NULL;
static bool input_driver_block_hotkey = false;
static bool input_driver_block_libretro_input = false;
static bool input_driver_nonblock_state = false;
bool input_driver_flushing_input = false;
static bool input_driver_data_own = false;
static float input_driver_axis_threshold = 0.0f;
static unsigned input_driver_max_users = 0;
#ifdef HAVE_HID
static const void *hid_data = NULL;
#endif
/**
* check_input_driver_block_hotkey:
*
* Checks if 'hotkey enable' key is pressed.
*
* If we haven't bound anything to this,
* always allow hotkeys.
* If we hold ENABLE_HOTKEY button, block all libretro input to allow
* hotkeys to be bound to same keys as RetroPad.
**/
#define check_input_driver_block_hotkey(normal_bind, autoconf_bind) \
( \
(((normal_bind)->key != RETROK_UNKNOWN) \
|| ((normal_bind)->mbutton != NO_BTN) \
|| ((normal_bind)->joykey != NO_BTN) \
|| ((normal_bind)->joyaxis != AXIS_NONE) \
|| ((autoconf_bind)->key != RETROK_UNKNOWN ) \
|| ((autoconf_bind)->joykey != NO_BTN) \
|| ((autoconf_bind)->joyaxis != AXIS_NONE)) \
)
/**
* input_driver_find_handle:
* @idx : 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 idx)
{
const void *drv = input_drivers[idx];
if (!drv)
return NULL;
return drv;
}
/**
* input_driver_find_ident:
* @idx : 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 idx)
{
const input_driver_t *drv = input_drivers[idx];
if (!drv)
return NULL;
return drv->ident;
}
/**
* 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)
{
return char_list_new_special(STRING_LIST_INPUT_DRIVERS, NULL);
}
void *input_get_data(void)
{
return current_input_data;
}
const input_driver_t *input_get_ptr(void)
{
return current_input;
}
const input_driver_t **input_get_double_ptr(void)
{
return ¤t_input;
}
/**
* 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)
{
if (!current_input || !current_input->set_rumble)
return false;
return current_input->set_rumble(current_input_data,
port, effect, strength);
}
const input_device_driver_t *input_driver_get_joypad_driver(void)
{
if (!current_input || !current_input->get_joypad_driver)
return NULL;
return current_input->get_joypad_driver(current_input_data);
}
const input_device_driver_t *input_driver_get_sec_joypad_driver(void)
{
if (!current_input || !current_input->get_sec_joypad_driver)
return NULL;
return current_input->get_sec_joypad_driver(current_input_data);
}
uint64_t input_driver_get_capabilities(void)
{
if (!current_input || !current_input->get_capabilities)
return 0;
return current_input->get_capabilities(current_input_data);
}
void input_driver_set(const input_driver_t **input, void **input_data)
{
if (input && input_data)
{
*input = current_input;
*input_data = current_input_data;
}
input_driver_set_own_driver();
}
void input_driver_keyboard_mapping_set_block(bool value)
{
if (current_input->keyboard_mapping_set_block)
current_input->keyboard_mapping_set_block(current_input_data, value);
}
/**
* 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)
{
if (current_input_data &&
current_input->set_sensor_state)
return current_input->set_sensor_state(current_input_data,
port, action, rate);
return false;
}
float input_sensor_get_input(unsigned port, unsigned id)
{
if (current_input_data &&
current_input->get_sensor_input)
return current_input->get_sensor_input(current_input_data,
port, id);
return 0.0f;
}
/**
* input_poll:
*
* Input polling callback function.
**/
void input_poll(void)
{
size_t i;
settings_t *settings = config_get_ptr();
uint8_t max_users = (uint8_t)input_driver_max_users;
current_input->poll(current_input_data);
input_driver_turbo_btns.count++;
for (i = 0; i < max_users; i++)
input_driver_turbo_btns.frame_enable[i] = 0;
if (input_driver_block_libretro_input)
return;
for (i = 0; i < max_users; i++)
{
if (libretro_input_binds[i][RARCH_TURBO_ENABLE].valid)
{
rarch_joypad_info_t joypad_info;
joypad_info.axis_threshold = input_driver_axis_threshold;
joypad_info.joy_idx = settings->uints.input_joypad_map[i];
joypad_info.auto_binds = input_autoconf_binds[joypad_info.joy_idx];
input_driver_turbo_btns.frame_enable[i] = current_input->input_state(
current_input_data, joypad_info, libretro_input_binds,
(unsigned)i, RETRO_DEVICE_JOYPAD, 0, RARCH_TURBO_ENABLE);
}
}
#ifdef HAVE_OVERLAY
if (overlay_ptr && input_overlay_is_alive(overlay_ptr))
input_poll_overlay(
overlay_ptr,
settings->floats.input_overlay_opacity,
settings->uints.input_analog_dpad_mode[0],
input_driver_axis_threshold);
#endif
if (settings->bools.input_remap_binds_enable && input_driver_mapper)
input_mapper_poll(input_driver_mapper);
#ifdef HAVE_COMMAND
if (input_driver_command)
command_poll(input_driver_command);
#endif
#ifdef HAVE_NETWORKGAMEPAD
if (input_driver_remote)
input_remote_poll(input_driver_remote, max_users);
#endif
}
/**
* 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)
{
int16_t res = 0;
#ifdef HAVE_OVERLAY
int16_t res_overlay = 0;
#endif
/* used to reset input state of a button when the gamepad mapper
is in action for that button*/
bool reset_state = false;
device &= RETRO_DEVICE_MASK;
if (bsv_movie_is_playback_on())
{
int16_t bsv_result;
if (bsv_movie_get_input(&bsv_result))
return bsv_result;
bsv_movie_ctl(BSV_MOVIE_CTL_SET_END, NULL);
}
if ( !input_driver_flushing_input
&& !input_driver_block_libretro_input)
{
settings_t *settings = config_get_ptr();
if (settings->bools.input_remap_binds_enable)
{
switch (device)
{
case RETRO_DEVICE_JOYPAD:
if (id != settings->uints.input_remap_ids[port][id])
reset_state = true;
break;
case RETRO_DEVICE_ANALOG:
if (idx < 2 && id < 2)
{
unsigned offset = RARCH_FIRST_CUSTOM_BIND + (idx * 4) + (id * 2);
if (settings->uints.input_remap_ids[port][offset] != offset)
reset_state = true;
if (settings->uints.input_remap_ids[port][offset+1] != (offset+1))
reset_state = true;
}
break;
}
}
#ifdef HAVE_OVERLAY
if (overlay_ptr)
input_state_overlay(overlay_ptr,
&res_overlay, port, device, idx, id);
#endif
#ifdef HAVE_NETWORKGAMEPAD
if (input_driver_remote)
input_remote_state(&res, port, device, idx, id);
#endif
if (((id < RARCH_FIRST_META_KEY) || (device == RETRO_DEVICE_KEYBOARD)))
{
bool bind_valid = libretro_input_binds[port] && libretro_input_binds[port][id].valid;
if (bind_valid || device == RETRO_DEVICE_KEYBOARD)
{
rarch_joypad_info_t joypad_info;
joypad_info.axis_threshold = input_driver_axis_threshold;
joypad_info.joy_idx = settings->uints.input_joypad_map[port];
joypad_info.auto_binds = input_autoconf_binds[joypad_info.joy_idx];
if (!reset_state)
{
res = current_input->input_state(
current_input_data, joypad_info, libretro_input_binds, port, device, idx, id);
#ifdef HAVE_OVERLAY
if (input_overlay_is_alive(overlay_ptr) && port == 0)
res |= res_overlay;
#endif
}
else
res = 0;
}
}
if (settings->bools.input_remap_binds_enable && input_driver_mapper)
input_mapper_state(input_driver_mapper,
&res, port, device, idx, id);
/* Don't allow turbo for D-pad. */
if (device == RETRO_DEVICE_JOYPAD && (id < RETRO_DEVICE_ID_JOYPAD_UP ||
id > RETRO_DEVICE_ID_JOYPAD_RIGHT))
{
/*
* Apply turbo button if activated.
*
* If turbo button is held, all buttons pressed except
* for D-pad will go into a turbo mode. Until the button is
* released again, the input state will be modulated by a
* periodic pulse defined by the configured duty cycle.
*/
if (res && input_driver_turbo_btns.frame_enable[port])
input_driver_turbo_btns.enable[port] |= (1 << id);
else if (!res)
input_driver_turbo_btns.enable[port] &= ~(1 << id);
if (input_driver_turbo_btns.enable[port] & (1 << id))
{
/* if turbo button is enabled for this key ID */
res = res && ((input_driver_turbo_btns.count
% settings->uints.input_turbo_period)
< settings->uints.input_turbo_duty_cycle);
}
}
}
if (bsv_movie_is_playback_off())
bsv_movie_ctl(BSV_MOVIE_CTL_SET_INPUT, &res);
return res;
}
/**
* state_tracker_update_input:
*
* Updates 16-bit input in same format as libretro API itself.
**/
void state_tracker_update_input(uint16_t *input1, uint16_t *input2)
{
unsigned i;
const struct retro_keybind *binds[MAX_USERS];
settings_t *settings = config_get_ptr();
uint8_t max_users = (uint8_t)input_driver_max_users;
for (i = 0; i < max_users; i++)
{
struct retro_keybind *general_binds = input_config_binds[i];
struct retro_keybind *auto_binds = input_autoconf_binds[i];
enum analog_dpad_mode dpad_mode = (enum analog_dpad_mode)settings->uints.input_analog_dpad_mode[i];
binds[i] = input_config_binds[i];
if (dpad_mode == ANALOG_DPAD_NONE)
continue;
input_push_analog_dpad(general_binds, dpad_mode);
input_push_analog_dpad(auto_binds, dpad_mode);
}
if (!input_driver_block_libretro_input)
{
rarch_joypad_info_t joypad_info;
joypad_info.axis_threshold = input_driver_axis_threshold;
for (i = 4; i < 16; i++)
{
unsigned id = buttons[i - 4];
if (binds[0][id].valid)
{
joypad_info.joy_idx = settings->uints.input_joypad_map[0];
joypad_info.auto_binds = input_autoconf_binds[joypad_info.joy_idx];
*input1 |= (current_input->input_state(current_input_data, joypad_info,
binds,
0, RETRO_DEVICE_JOYPAD, 0, id) ? 1 : 0) << i;
}
if (binds[1][id].valid)
{
joypad_info.joy_idx = settings->uints.input_joypad_map[1];
joypad_info.auto_binds = input_autoconf_binds[joypad_info.joy_idx];
*input2 |= (current_input->input_state(current_input_data, joypad_info,
binds,
1, RETRO_DEVICE_JOYPAD, 0, id) ? 1 : 0) << i;
}
}
}
for (i = 0; i < max_users; i++)
{
struct retro_keybind *general_binds = input_config_binds[i];
struct retro_keybind *auto_binds = input_autoconf_binds[i];
input_pop_analog_dpad(general_binds);
input_pop_analog_dpad(auto_binds);
}
}
static INLINE bool input_keys_pressed_iterate(unsigned i,
input_bits_t* p_new_state)
{
if ((i >= RARCH_FIRST_META_KEY) &&
BIT64_GET(lifecycle_state, i)
)
return true;
#ifdef HAVE_OVERLAY
if (overlay_ptr &&
input_overlay_key_pressed(overlay_ptr, i))
return true;
#endif
#ifdef HAVE_COMMAND
if (input_driver_command)
{
command_handle_t handle;
handle.handle = input_driver_command;
handle.id = i;
if (command_get(&handle))
return true;
}
#endif
#ifdef HAVE_NETWORKGAMEPAD
if (input_driver_remote &&
input_remote_key_pressed(i, 0))
return true;
#endif
return false;
}
#ifdef HAVE_MENU
/**
* input_menu_keys_pressed:
*
* Grab an input sample for this frame. We exclude
* keyboard input here.
*
* Returns: Input sample containing a mask of all pressed keys.
*/
void input_menu_keys_pressed(void *data, input_bits_t *p_new_state)
{
unsigned i, port;
rarch_joypad_info_t joypad_info;
const struct retro_keybind *binds[MAX_USERS] = {NULL};
settings_t *settings = (settings_t*)data;
uint8_t max_users = (uint8_t)input_driver_max_users;
uint8_t port_max =
settings->bools.input_all_users_control_menu
? max_users : 1;
joypad_info.joy_idx = 0;
joypad_info.auto_binds = NULL;
input_driver_block_libretro_input = false;
input_driver_block_hotkey = false;
if (current_input->keyboard_mapping_is_blocked
&& current_input->keyboard_mapping_is_blocked(current_input_data))
input_driver_block_hotkey = true;
for (i = 0; i < max_users; i++)
{
struct retro_keybind *auto_binds = input_autoconf_binds[i];
binds[i] = input_config_binds[i];
input_push_analog_dpad(auto_binds, ANALOG_DPAD_LSTICK);
}
for (port = 0; port < port_max; port++)
{
const struct retro_keybind *binds_norm = &input_config_binds[port][RARCH_ENABLE_HOTKEY];
const struct retro_keybind *binds_auto = &input_autoconf_binds[port][RARCH_ENABLE_HOTKEY];
if (check_input_driver_block_hotkey(binds_norm, binds_auto))
{
const struct retro_keybind *htkey = &input_config_binds[port][RARCH_ENABLE_HOTKEY];
joypad_info.joy_idx = settings->uints.input_joypad_map[port];
joypad_info.auto_binds = input_autoconf_binds[joypad_info.joy_idx];
joypad_info.axis_threshold = input_driver_axis_threshold;
if (htkey->valid
&& current_input->input_state(current_input_data, joypad_info,
&binds[0], port, RETRO_DEVICE_JOYPAD, 0, RARCH_ENABLE_HOTKEY))
{
input_driver_block_libretro_input = true;
break;
}
else
{
input_driver_block_hotkey = true;
break;
}
}
}
for (i = 0; i < RARCH_BIND_LIST_END; i++)
{
bool bit_pressed = false;
if (
(!input_driver_block_libretro_input && ((i < RARCH_FIRST_META_KEY)))
|| !input_driver_block_hotkey
)
{
const input_device_driver_t *first = current_input->get_joypad_driver
? current_input->get_joypad_driver(current_input_data) : NULL;
const input_device_driver_t *sec = current_input->get_sec_joypad_driver
? current_input->get_sec_joypad_driver(current_input_data) : NULL;
for (port = 0; port < port_max; port++)
{
uint16_t joykey = 0;
uint32_t joyaxis = 0;
const struct retro_keybind *mtkey = &input_config_binds[port][i];
if (!mtkey->valid)
continue;
joypad_info.joy_idx = settings->uints.input_joypad_map[port];
joypad_info.auto_binds = input_autoconf_binds[joypad_info.joy_idx];
joypad_info.axis_threshold = input_driver_axis_threshold;
joykey = (input_config_binds[port][i].joykey != NO_BTN)
? input_config_binds[port][i].joykey : joypad_info.auto_binds[i].joykey;
joyaxis = (input_config_binds[port][i].joyaxis != AXIS_NONE)
? input_config_binds[port][i].joyaxis : joypad_info.auto_binds[i].joyaxis;
if (sec)
{
if (joykey == NO_BTN || !sec->button(joypad_info.joy_idx, joykey))
{
int16_t axis = sec->axis(joypad_info.joy_idx, joyaxis);
float scaled_axis = (float)abs(axis) / 0x8000;
bit_pressed = scaled_axis > joypad_info.axis_threshold;
}
else
bit_pressed = true;
}
if (!bit_pressed && first)
{