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RetroArch/input/input_driver.c
twinaphex 485385be80 Cleanups
2017-01-09 02:13:16 +01:00

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/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
* Copyright (C) 2011-2016 - 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 <string.h>
#ifdef HAVE_CONFIG_H
#include "../config.h"
#endif
#ifdef HAVE_NETWORKGAMEPAD
#include "input_remote.h"
#endif
#include "input_driver.h"
#include "input_keyboard.h"
#include "input_remapping.h"
#ifdef HAVE_MENU
#include "../menu/menu_driver.h"
#include "../menu/widgets/menu_input_dialog.h"
#endif
#include "../configuration.h"
#include "../driver.h"
#include "../retroarch.h"
#include "../movie.h"
#include "../list_special.h"
#include "../verbosity.h"
#include "../command.h"
static const input_driver_t *input_drivers[] = {
#ifdef __CELLOS_LV2__
&input_ps3,
#endif
#if defined(SN_TARGET_PSP2) || defined(PSP) || defined(VITA)
&input_psp,
#endif
#if defined(_3DS)
&input_ctr,
#endif
#if defined(HAVE_SDL) || defined(HAVE_SDL2)
&input_sdl,
#endif
#ifdef HAVE_DINPUT
&input_dinput,
#endif
#ifdef HAVE_X11
&input_x,
#endif
#ifdef XENON
&input_xenon360,
#endif
#if defined(HAVE_XINPUT2) || defined(HAVE_XINPUT_XBOX1)
&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)
&input_cocoa,
#endif
#ifdef __QNX__
&input_qnx,
#endif
#ifdef EMSCRIPTEN
&input_rwebinput,
#endif
&input_null,
NULL,
};
typedef struct turbo_buttons turbo_buttons_t;
/* Turbo support. */
struct turbo_buttons
{
bool frame_enable[MAX_USERS];
uint16_t enable[MAX_USERS];
unsigned count;
};
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
const input_driver_t *current_input = NULL;
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;
static bool input_driver_flushing_input = false;
static bool input_driver_data_own = false;
/**
* 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);
}
const input_driver_t *input_get_ptr(void)
{
return current_input;
}
const input_driver_t **input_get_double_ptr(void)
{
return &current_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;
}
static const struct retro_keybind *libretro_input_binds[MAX_USERS];
/**
* input_poll:
*
* Input polling callback function.
**/
void input_poll(void)
{
size_t i;
settings_t *settings = config_get_ptr();
unsigned max_users = settings->input.max_users;
current_input->poll(current_input_data);
input_driver_turbo_btns.count++;
for (i = 0; i < max_users; i++)
{
libretro_input_binds[i] = settings->input.binds[i];
input_driver_turbo_btns.frame_enable[i] = 0;
}
if (!input_driver_block_libretro_input)
{
for (i = 0; i < max_users; i++)
input_driver_turbo_btns.frame_enable[i] = current_input->input_state(
current_input_data, libretro_input_binds,
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->input.overlay_opacity,
settings->input.analog_dpad_mode[0],
settings->input.axis_threshold);
#endif
#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);
#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;
settings_t *settings = config_get_ptr();
device &= RETRO_DEVICE_MASK;
if (bsv_movie_ctl(BSV_MOVIE_CTL_PLAYBACK_ON, NULL))
{
int16_t ret;
if (bsv_movie_ctl(BSV_MOVIE_CTL_GET_INPUT, &ret))
return ret;
bsv_movie_ctl(BSV_MOVIE_CTL_SET_END, NULL);
}
if (settings->input.remap_binds_enable)
{
switch (device)
{
case RETRO_DEVICE_JOYPAD:
if (id < RARCH_FIRST_CUSTOM_BIND)
id = settings->input.remap_ids[port][id];
break;
case RETRO_DEVICE_ANALOG:
if (idx < 2 && id < 2)
{
unsigned new_id = RARCH_FIRST_CUSTOM_BIND + (idx * 2 + id);
new_id = settings->input.remap_ids[port][new_id];
idx = (new_id & 2) >> 1;
id = new_id & 1;
}
break;
}
}
if (!input_driver_flushing_input
&& !input_driver_block_libretro_input)
{
if (((id < RARCH_FIRST_META_KEY) || (device == RETRO_DEVICE_KEYBOARD)))
res = current_input->input_state(
current_input_data, libretro_input_binds, port, device, idx, id);
#ifdef HAVE_OVERLAY
if (overlay_ptr)
input_state_overlay(overlay_ptr, &res, port, device, idx, id);
#endif
#ifdef HAVE_NETWORKGAMEPAD
input_remote_state(&res, port, device, idx, id);
#endif
}
/* 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->input.turbo_period)
< settings->input.turbo_duty_cycle);
}
}
if (bsv_movie_ctl(BSV_MOVIE_CTL_PLAYBACK_OFF, NULL))
bsv_movie_ctl(BSV_MOVIE_CTL_SET_INPUT, &res);
return res;
}
/**
* 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)->joykey != NO_BTN) \
|| ((normal_bind)->joyaxis != AXIS_NONE) \
|| ((autoconf_bind)->key != RETROK_UNKNOWN ) \
|| ((autoconf_bind)->joykey != NO_BTN) \
|| ((autoconf_bind)->joyaxis != AXIS_NONE)) \
)
static const unsigned 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,
};
/**
* 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();
unsigned max_users = settings->input.max_users;
/* Only bind for up to two players for now. */
for (i = 0; i < max_users; i++)
binds[i] = settings->input.binds[i];
for (i = 0; i < max_users; i++)
{
struct retro_keybind *general_binds = settings->input.binds[i];
struct retro_keybind *auto_binds = settings->input.autoconf_binds[i];
enum analog_dpad_mode dpad_mode = (enum analog_dpad_mode)settings->input.analog_dpad_mode[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)
{
for (i = 4; i < 16; i++)
{
*input1 |= (current_input->input_state(current_input_data, binds,
0, RETRO_DEVICE_JOYPAD, 0, buttons[i - 4]) ? 1 : 0) << i;
*input2 |= (current_input->input_state(current_input_data, binds,
1, RETRO_DEVICE_JOYPAD, 0, buttons[i - 4]) ? 1 : 0) << i;
}
}
for (i = 0; i < max_users; i++)
{
struct retro_keybind *general_binds = settings->input.binds[i];
struct retro_keybind *auto_binds = settings->input.autoconf_binds[i];
input_pop_analog_dpad(general_binds);
input_pop_analog_dpad(auto_binds);
}
}
#ifdef HAVE_MENU
static INLINE bool input_menu_keys_pressed_internal(unsigned i)
{
settings_t *settings = config_get_ptr();
unsigned max_users = settings->input.max_users;
if (
(((!input_driver_block_libretro_input && ((i < RARCH_FIRST_META_KEY)))
|| !input_driver_block_hotkey))
&& settings->input.binds[0][i].valid
)
{
int port;
int port_max = 1;
if (settings->input.all_users_control_menu)
port_max = max_users;
for (port = 0; port < port_max; port++)
{
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;
if (sec && input_joypad_pressed(sec, port, settings->input.binds[0], i))
return true;
if (first && input_joypad_pressed(first, port, settings->input.binds[0], i))
return true;
}
}
if (i >= RARCH_FIRST_META_KEY)
{
if (current_input->meta_key_pressed(current_input_data, 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)
{
if (input_remote_key_pressed(i, 0))
return true;
}
#endif
return false;
}
/**
* input_menu_keys_pressed:
*
* Grab an input sample for this frame. We exclude
* keyboard input here.
*
* TODO: In case RARCH_BIND_LIST_END starts exceeding 64,
* and you need a bitmask of more than 64 entries, reimplement
* it to use something like rarch_bits_t.
*
* Returns: Input sample containg a mask of all pressed keys.
*/
uint64_t input_menu_keys_pressed(
uint64_t old_input,
uint64_t *last_input,
uint64_t *trigger_input,
bool runloop_paused)
{
unsigned i;
unsigned ids[13][2];
uint64_t ret = 0;
settings_t *settings = config_get_ptr();
const struct retro_keybind *binds[MAX_USERS] = {NULL};
const struct retro_keybind *binds_norm = NULL;
const struct retro_keybind *binds_auto = NULL;
if (!current_input || !current_input_data)
goto end;
if (settings->menu.unified_controls)
return input_keys_pressed(
old_input,
last_input,
trigger_input,
runloop_paused);
for (i = 0; i < settings->input.max_users; i++)
{
struct retro_keybind *auto_binds = settings->input.autoconf_binds[i];
input_push_analog_dpad(auto_binds, ANALOG_DPAD_LSTICK);
}
input_driver_block_libretro_input = false;
input_driver_block_hotkey = false;
/* Don't block the check to RARCH_ENABLE_HOTKEY
* unless we're really supposed to. */
if (current_input->keyboard_mapping_is_blocked &&
current_input->keyboard_mapping_is_blocked(current_input_data))
input_driver_block_hotkey = true;
binds_norm = &settings->input.binds[0][RARCH_ENABLE_HOTKEY];
binds_auto = &settings->input.autoconf_binds[0][RARCH_ENABLE_HOTKEY];
if (check_input_driver_block_hotkey(binds_norm, binds_auto))
{
if (current_input->input_state(current_input_data, &binds[0], 0,
RETRO_DEVICE_JOYPAD, 0, RARCH_ENABLE_HOTKEY))
input_driver_block_libretro_input = true;
else
input_driver_block_hotkey = true;
}
for (i = 0; i < RARCH_BIND_LIST_END; i++)
{
if (input_menu_keys_pressed_internal(i))
ret |= (UINT64_C(1) << i);
}
for (i = 0; i < settings->input.max_users; i++)
{
struct retro_keybind *auto_binds = settings->input.autoconf_binds[i];
input_pop_analog_dpad(auto_binds);
}
if (menu_input_dialog_get_display_kb())
goto end;
ids[0][0] = RETROK_SPACE;
ids[0][1] = RETRO_DEVICE_ID_JOYPAD_START;
ids[1][0] = RETROK_SLASH;
ids[1][1] = RETRO_DEVICE_ID_JOYPAD_X;
ids[2][0] = RETROK_RSHIFT;
ids[2][1] = RETRO_DEVICE_ID_JOYPAD_SELECT;
ids[3][0] = RETROK_RIGHT;
ids[3][1] = RETRO_DEVICE_ID_JOYPAD_RIGHT;
ids[4][0] = RETROK_LEFT;
ids[4][1] = RETRO_DEVICE_ID_JOYPAD_LEFT;
ids[5][0] = RETROK_DOWN;
ids[5][1] = RETRO_DEVICE_ID_JOYPAD_DOWN;
ids[6][0] = RETROK_UP;
ids[6][1] = RETRO_DEVICE_ID_JOYPAD_UP;
ids[7][0] = RETROK_PAGEUP;
ids[7][1] = RETRO_DEVICE_ID_JOYPAD_L;
ids[8][0] = RETROK_PAGEDOWN;
ids[8][1] = RETRO_DEVICE_ID_JOYPAD_R;
ids[9][0] = settings->input.binds[0][RARCH_QUIT_KEY].key;
ids[9][1] = RARCH_QUIT_KEY;
ids[10][0] = settings->input.binds[0][RARCH_FULLSCREEN_TOGGLE_KEY].key;
ids[10][1] = RARCH_FULLSCREEN_TOGGLE_KEY;
ids[11][0] = RETROK_BACKSPACE;
ids[11][1] = RETRO_DEVICE_ID_JOYPAD_B;
ids[12][0] = RETROK_RETURN;
ids[12][1] = RETRO_DEVICE_ID_JOYPAD_A;
if (settings->input.menu_swap_ok_cancel_buttons)
{
ids[11][1] = RETRO_DEVICE_ID_JOYPAD_A;
ids[12][1] = RETRO_DEVICE_ID_JOYPAD_B;
}
for (i = 0; i < 13; i++)
{
if (current_input->input_state(current_input_data, binds, 0,
RETRO_DEVICE_KEYBOARD, 0, ids[i][0]))
BIT64_SET(ret, ids[i][1]);
}
end:
*trigger_input = ret & ~old_input;
*last_input = ret;
if (input_driver_flushing_input)
{
input_driver_flushing_input = false;
if (ret)
{
ret = 0;
/* If core was paused before entering menu, evoke
* pause toggle to wake it up. */
if (runloop_paused)
BIT64_SET(ret, RARCH_PAUSE_TOGGLE);
input_driver_flushing_input = true;
}
}
#ifdef HAVE_MENU
if (menu_driver_is_binding_state())
*trigger_input = 0;
#endif
return ret;
}
#endif
static INLINE bool input_keys_pressed_internal(unsigned i,
const struct retro_keybind *binds)
{
if (((!input_driver_block_libretro_input && ((i < RARCH_FIRST_META_KEY)))
|| !input_driver_block_hotkey))
{
if (current_input->input_state(current_input_data, &binds,
0, RETRO_DEVICE_JOYPAD, 0, i))
return true;
}
if (i >= RARCH_FIRST_META_KEY)
{
if (current_input->meta_key_pressed(current_input_data, 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)
{
if (input_remote_key_pressed(i, 0))
return true;
}
#endif
return false;
}
/**
* input_keys_pressed:
*
* Grab an input sample for this frame.
*
* TODO: In case RARCH_BIND_LIST_END starts exceeding 64,
* and you need a bitmask of more than 64 entries, reimplement
* it to use something like rarch_bits_t.
*
* Returns: Input sample containg a mask of all pressed keys.
*/
uint64_t input_keys_pressed(
uint64_t old_input,
uint64_t *last_input,
uint64_t *trigger_input,
bool runloop_paused)
{
unsigned i;
uint64_t ret = 0;
settings_t *settings = config_get_ptr();
const struct retro_keybind *binds = settings->input.binds[0];
const struct retro_keybind *binds_auto = &settings->input.autoconf_binds[0][RARCH_ENABLE_HOTKEY];
const struct retro_keybind *normal = &binds[RARCH_ENABLE_HOTKEY];
const struct retro_keybind *focus_binds_auto = &settings->input.autoconf_binds[0][RARCH_GAME_FOCUS_TOGGLE];
const struct retro_keybind *focus_normal = &binds[RARCH_GAME_FOCUS_TOGGLE];
input_driver_block_libretro_input = false;
input_driver_block_hotkey = false;
/* Don't block the check to RARCH_ENABLE_HOTKEY
* unless we're really supposed to. */
if (current_input->keyboard_mapping_is_blocked &&
current_input->keyboard_mapping_is_blocked(current_input_data))
input_driver_block_hotkey = true;
if (check_input_driver_block_hotkey(normal, binds_auto))
{
if (current_input->input_state(current_input_data, &binds, 0,
RETRO_DEVICE_JOYPAD, 0, RARCH_ENABLE_HOTKEY))
input_driver_block_libretro_input = true;
else
input_driver_block_hotkey = true;
}
/* Allows rarch_focus_toggle hotkey to still work even tough every hotkey is blocked */
if (check_input_driver_block_hotkey(focus_normal, focus_binds_auto))
{
if (current_input->input_state(current_input_data, &binds, 0,
RETRO_DEVICE_JOYPAD, 0, RARCH_GAME_FOCUS_TOGGLE))
input_driver_block_hotkey = false;
}
for (i = 0; i < RARCH_BIND_LIST_END; i++)
{
if (input_keys_pressed_internal(i, binds))
ret |= (UINT64_C(1) << i);
}
*trigger_input = ret & ~old_input;
*last_input = ret;
if (input_driver_flushing_input)
{
input_driver_flushing_input = false;
if (ret)
{
ret = 0;
/* If core was paused before entering menu, evoke
* pause toggle to wake it up. */
if (runloop_paused)
BIT64_SET(ret, RARCH_PAUSE_TOGGLE);
input_driver_flushing_input = true;
}
}
return ret;
}
void *input_driver_get_data(void)
{
return current_input_data;
}
void **input_driver_get_data_ptr(void)
{
return (void**)&current_input_data;
}
bool input_driver_has_capabilities(void)
{
if (!current_input->get_capabilities || !current_input_data)
return false;
return true;
}
void input_driver_poll(void)
{
current_input->poll(current_input_data);
}
bool input_driver_init(void)
{
if (current_input)
current_input_data = current_input->init();
if (!current_input_data)
return false;
return true;
}
void input_driver_deinit(void)
{
if (current_input && current_input->free)
current_input->free(current_input_data);
current_input_data = NULL;
}
void input_driver_destroy_data(void)
{
current_input_data = NULL;
}
void input_driver_destroy(void)
{
input_keyboard_ctl(RARCH_INPUT_KEYBOARD_CTL_DESTROY, NULL);
input_driver_block_hotkey = false;
input_driver_block_libretro_input = false;
input_driver_nonblock_state = false;
input_driver_flushing_input = false;
input_driver_data_own = false;
memset(&input_driver_turbo_btns, 0, sizeof(turbo_buttons_t));
current_input = NULL;
}
bool input_driver_grab_stdin(void)
{
if (!current_input->grab_stdin)
return false;
return current_input->grab_stdin(current_input_data);
}
bool input_driver_keyboard_mapping_is_blocked(void)
{
return current_input->keyboard_mapping_is_blocked(
current_input_data);
}
bool input_driver_find_driver(void)
{
int i;
driver_ctx_info_t drv;
settings_t *settings = config_get_ptr();
drv.label = "input_driver";
drv.s = settings->input.driver;
driver_ctl(RARCH_DRIVER_CTL_FIND_INDEX, &drv);
i = drv.len;
if (i >= 0)
current_input = (const input_driver_t*)
input_driver_find_handle(i);
else
{
unsigned d;
RARCH_ERR("Couldn't find any input driver named \"%s\"\n",
settings->input.driver);
RARCH_LOG_OUTPUT("Available input drivers are:\n");
for (d = 0; input_driver_find_handle(d); d++)
RARCH_LOG_OUTPUT("\t%s\n", input_driver_find_ident(d));
RARCH_WARN("Going to default to first input driver...\n");
current_input = (const input_driver_t*)
input_driver_find_handle(0);
if (current_input)
return true;
retroarch_fail(1, "find_input_driver()");
return false;
}
return true;
}
void input_driver_set_flushing_input(void)
{
input_driver_flushing_input = true;
}
void input_driver_unset_hotkey_block(void)
{
input_driver_block_hotkey = true;
}
void input_driver_set_hotkey_block(void)
{
input_driver_block_hotkey = true;
}
void input_driver_set_libretro_input_blocked(void)
{
input_driver_block_libretro_input = true;
}
void input_driver_unset_libretro_input_blocked(void)
{
input_driver_block_libretro_input = false;
}
bool input_driver_is_libretro_input_blocked(void)
{
return input_driver_block_libretro_input;
}
void input_driver_set_nonblock_state(void)
{
input_driver_nonblock_state = true;
}
void input_driver_unset_nonblock_state(void)
{
input_driver_nonblock_state = false;
}
bool input_driver_is_nonblock_state(void)
{
return input_driver_nonblock_state;
}
void input_driver_set_own_driver(void)
{
input_driver_data_own = true;
}
void input_driver_unset_own_driver(void)
{
input_driver_data_own = false;
}
bool input_driver_owns_driver(void)
{
return input_driver_data_own;
}
bool input_driver_init_command(void)
{
#ifdef HAVE_COMMAND
settings_t *settings = config_get_ptr();
if ( !settings->stdin_cmd_enable
&& !settings->network_cmd_enable)
return false;
if (settings->stdin_cmd_enable
&& input_driver_grab_stdin())
{
RARCH_WARN("stdin command interface is desired, but input driver has already claimed stdin.\n"
"Cannot use this command interface.\n");
}
input_driver_command = command_new(false);
if (command_network_new(
input_driver_command,
settings->stdin_cmd_enable
&& !input_driver_grab_stdin(),
settings->network_cmd_enable,
settings->network_cmd_port))
return true;
RARCH_ERR("Failed to initialize command interface.\n");
#endif
return false;
}
void input_driver_deinit_command(void)
{
#ifdef HAVE_COMMAND
if (input_driver_command)
command_free(input_driver_command);
input_driver_command = NULL;
#endif
}
void input_driver_deinit_remote(void)
{
#ifdef HAVE_NETWORKGAMEPAD
if (input_driver_remote)
input_remote_free(input_driver_remote);
input_driver_remote = NULL;
#endif
}
bool input_driver_init_remote(void)
{
#ifdef HAVE_NETWORKGAMEPAD
settings_t *settings = config_get_ptr();
if (!settings->network_remote_enable)
return false;
input_driver_remote = input_remote_new(settings->network_remote_base_port);
if (input_driver_remote)
return true;
RARCH_ERR("Failed to initialize remote gamepad interface.\n");
#endif
return false;
}
bool input_driver_grab_mouse(void)
{
if (!current_input || !current_input->grab_mouse)
return false;
current_input->grab_mouse(current_input_data, true);
return true;
}
bool input_driver_ungrab_mouse(void)
{
if (!current_input || !current_input->grab_mouse)
return false;
current_input->grab_mouse(current_input_data, false);
return true;
}
bool input_driver_is_data_ptr_same(void *data)
{
return (current_input_data == data);
}
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