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RetroArch/input/input_driver.c
twinaphex 3dff698644 Turn retro_input_t into struct
2016-06-25 09:04:00 +02:00

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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>
#include "input_driver.h"
#include "input_keyboard.h"
#include "input_remapping.h"
#include "../retroarch.h"
#include "../runloop.h"
#include "../movie.h"
#include "../list_special.h"
#include "../verbosity.h"
#include "../command.h"
#ifdef HAVE_NETWORKGAMEPAD
#include "input_remote.h"
#endif
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 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
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_osk_enabled = 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);
}
int16_t input_driver_state(const struct retro_keybind **retro_keybinds,
unsigned port, unsigned device, unsigned index, unsigned id)
{
return current_input->input_state(current_input_data, retro_keybinds,
port, device, index, id);
}
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 retro_input_t input_driver_keys_pressed(void)
{
unsigned key;
retro_input_t ret = {0};
for (key = 0; key < RARCH_BIND_LIST_END; key++)
{
bool state = false;
if ((!input_driver_is_libretro_input_blocked() && ((key < RARCH_FIRST_META_KEY)))
|| !input_driver_is_hotkey_blocked())
state = input_driver_key_pressed(&key);
if (key >= RARCH_FIRST_META_KEY)
state |= current_input->meta_key_pressed(current_input_data, key);
#ifdef HAVE_OVERLAY
state |= input_overlay_key_pressed(key);
#endif
#ifdef HAVE_COMMAND
if (input_driver_command)
{
command_handle_t handle;
handle.handle = input_driver_command;
handle.id = key;
state |= command_get(&handle);
}
#endif
#ifdef HAVE_NETWORKGAMEPAD
if (input_driver_remote)
state |= input_remote_key_pressed(key,0);
#endif
if (state)
ret.state |= (UINT64_C(1) << key);
}
return ret;
}
/**
* 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)
{
unsigned i, j = 0;
bool inherit_joyaxis = false;
for (i = RETRO_DEVICE_ID_JOYPAD_UP; i <= RETRO_DEVICE_ID_JOYPAD_RIGHT; i++)
binds[i].orig_joyaxis = binds[i].joyaxis;
switch (mode)
{
case ANALOG_DPAD_LSTICK:
/* check if analog left is defined. *
* if plus and minus are equal abort. */
if (!((binds[RARCH_ANALOG_LEFT_X_PLUS].joyaxis ==
binds[RARCH_ANALOG_LEFT_X_MINUS].joyaxis) ||
(binds[RARCH_ANALOG_LEFT_Y_PLUS].joyaxis ==
binds[RARCH_ANALOG_LEFT_Y_MINUS].joyaxis)))
{
j = RARCH_ANALOG_LEFT_X_PLUS + 3;
inherit_joyaxis = true;
}
break;
case ANALOG_DPAD_RSTICK:
/* check if analog right is defined. *
* if plus and minus are equal abort. */
if (!((binds[RARCH_ANALOG_RIGHT_X_PLUS].joyaxis ==
binds[RARCH_ANALOG_RIGHT_X_MINUS].joyaxis) ||
(binds[RARCH_ANALOG_RIGHT_Y_PLUS].joyaxis ==
binds[RARCH_ANALOG_RIGHT_Y_MINUS].joyaxis)))
{
j = RARCH_ANALOG_RIGHT_X_PLUS + 3;
inherit_joyaxis = true;
}
break;
}
if (!inherit_joyaxis)
return;
/* Inherit joyaxis from analogs. */
for (i = RETRO_DEVICE_ID_JOYPAD_UP; i <= RETRO_DEVICE_ID_JOYPAD_RIGHT; i++)
binds[i].joyaxis = binds[j--].joyaxis;
}
/**
* 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)
{
unsigned i;
for (i = RETRO_DEVICE_ID_JOYPAD_UP; i <= RETRO_DEVICE_ID_JOYPAD_RIGHT; i++)
binds[i].joyaxis = binds[i].orig_joyaxis;
}
/**
* 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)
{
int scaled_screen_x, scaled_screen_y, scaled_x, scaled_y;
struct video_viewport vp = {0};
if (!video_driver_get_viewport_info(&vp))
return false;
scaled_screen_x = (2 * mouse_x * 0x7fff) / (int)vp.full_width - 0x7fff;
scaled_screen_y = (2 * mouse_y * 0x7fff) / (int)vp.full_height - 0x7fff;
if (scaled_screen_x < -0x7fff || scaled_screen_x > 0x7fff)
scaled_screen_x = -0x8000; /* OOB */
if (scaled_screen_y < -0x7fff || scaled_screen_y > 0x7fff)
scaled_screen_y = -0x8000; /* OOB */
mouse_x -= vp.x;
mouse_y -= vp.y;
scaled_x = (2 * mouse_x * 0x7fff) / (int)vp.width - 0x7fff;
scaled_y = (2 * mouse_y * 0x7fff) / (int)vp.height - 0x7fff;
if (scaled_x < -0x7fff || scaled_x > 0x7fff)
scaled_x = -0x8000; /* OOB */
if (scaled_y < -0x7fff || scaled_y > 0x7fff)
scaled_y = -0x8000; /* OOB */
*res_x = scaled_x;
*res_y = scaled_y;
*res_screen_x = scaled_screen_x;
*res_screen_y = scaled_screen_y;
return true;
}
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();
input_driver_poll();
for (i = 0; i < MAX_USERS; i++)
libretro_input_binds[i] = settings->input.binds[i];
#ifdef HAVE_OVERLAY
input_poll_overlay(NULL, settings->input.overlay_opacity);
#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)
input_remapping_state(port, &device, &idx, &id);
if (!input_driver_is_flushing_input()
&& !input_driver_is_libretro_input_blocked())
{
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
input_state_overlay(&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:
* @enable_hotkey : Is hotkey enable key enabled?
*
* Checks if 'hotkey enable' key is pressed.
**/
static bool check_input_driver_block_hotkey(bool enable_hotkey)
{
bool use_hotkey_enable;
settings_t *settings = config_get_ptr();
const struct retro_keybind *bind =
&settings->input.binds[0][RARCH_ENABLE_HOTKEY];
const struct retro_keybind *autoconf_bind =
&settings->input.autoconf_binds[0][RARCH_ENABLE_HOTKEY];
bool kb_mapping_is_blocked = input_driver_keyboard_mapping_is_blocked();
/* Don't block the check to RARCH_ENABLE_HOTKEY
* unless we're really supposed to. */
if (kb_mapping_is_blocked)
input_driver_set_hotkey_block();
else
input_driver_unset_hotkey_block();
/* If we haven't bound anything to this,
* always allow hotkeys. */
use_hotkey_enable =
(bind->key != RETROK_UNKNOWN)
|| (bind->joykey != NO_BTN)
|| (bind->joyaxis != AXIS_NONE)
|| (autoconf_bind->key != RETROK_UNKNOWN )
|| (autoconf_bind->joykey != NO_BTN)
|| (autoconf_bind->joyaxis != AXIS_NONE);
if (kb_mapping_is_blocked || (use_hotkey_enable && !enable_hotkey))
input_driver_set_hotkey_block();
else
input_driver_unset_hotkey_block();
/* If we hold ENABLE_HOTKEY button, block all libretro input to allow
* hotkeys to be bound to same keys as RetroPad. */
return (use_hotkey_enable && enable_hotkey);
}
/**
* 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.
*/
retro_input_t input_keys_pressed(void)
{
unsigned i, key;
const struct retro_keybind *binds[MAX_USERS];
retro_input_t ret = {0};
settings_t *settings = config_get_ptr();
for (i = 0; i < MAX_USERS; i++)
binds[i] = settings->input.binds[i];
if (!current_input || !current_input_data)
return ret;
input_driver_turbo_btns.count++;
key = RARCH_ENABLE_HOTKEY;
if (check_input_driver_block_hotkey(input_driver_key_pressed(&key)))
input_driver_set_libretro_input_blocked();
else
input_driver_unset_libretro_input_blocked();
for (i = 0; i < settings->input.max_users; i++)
{
input_push_analog_dpad(settings->input.binds[i],
settings->input.analog_dpad_mode[i]);
input_push_analog_dpad(settings->input.autoconf_binds[i],
settings->input.analog_dpad_mode[i]);
input_driver_turbo_btns.frame_enable[i] = 0;
}
if (!input_driver_is_libretro_input_blocked())
{
for (i = 0; i < settings->input.max_users; i++)
input_driver_turbo_btns.frame_enable[i] = input_driver_state(binds,
i, RETRO_DEVICE_JOYPAD, 0, RARCH_TURBO_ENABLE);
}
ret = input_driver_keys_pressed();
for (i = 0; i < settings->input.max_users; i++)
{
input_pop_analog_dpad(settings->input.binds[i]);
input_pop_analog_dpad(settings->input.autoconf_binds[i]);
}
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_key_pressed(unsigned *key)
{
if (key && current_input->key_pressed)
return current_input->key_pressed(current_input_data, *key);
return true;
}
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)
{
if (!current_input->keyboard_mapping_is_blocked)
return false;
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_flushing_input(void)
{
input_driver_flushing_input = false;
}
bool input_driver_is_flushing_input(void)
{
return input_driver_flushing_input;
}
void input_driver_set_hotkey_block(void)
{
input_driver_block_hotkey = true;
}
void input_driver_unset_hotkey_block(void)
{
input_driver_block_hotkey = false;
}
bool input_driver_is_hotkey_blocked(void)
{
return input_driver_block_hotkey;
}
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;
}
void input_driver_set_onscreen_keyboard_enabled(void)
{
input_driver_osk_enabled = true;
}
void input_driver_unset_onscreen_keyboard_enabled(void)
{
input_driver_osk_enabled = false;
}
bool input_driver_is_onscreen_keyboard_enabled(void)
{
return input_driver_osk_enabled;
}
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))
{
RARCH_ERR("Failed to initialize command interface.\n");
return false;
}
return true;
#else
return false;
#endif
}
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)
{
RARCH_ERR("Failed to initialize remote gamepad interface.\n");
return false;
}
return true;
#else
return false;
#endif
}
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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