mirror of
https://github.com/CTCaer/RetroArch.git
synced 2024-12-15 23:06:40 +00:00
346 lines
8.6 KiB
C
346 lines
8.6 KiB
C
/* RetroArch - A frontend for libretro.
|
|
* Copyright (C) 2010-2012 - Hans-Kristian Arntzen
|
|
*
|
|
* 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 "input_common.h"
|
|
|
|
#include "../driver.h"
|
|
|
|
#include "../boolean.h"
|
|
#include "../general.h"
|
|
#include <stdint.h>
|
|
#include <stdlib.h>
|
|
|
|
#include <X11/Xlib.h>
|
|
#include <X11/Xutil.h>
|
|
#include <X11/keysym.h>
|
|
|
|
typedef struct x11_input
|
|
{
|
|
const rarch_joypad_driver_t *joypad;
|
|
|
|
Display *display;
|
|
Window win;
|
|
|
|
char state[32];
|
|
bool mouse_l, mouse_r, mouse_m;
|
|
int mouse_x, mouse_y;
|
|
int mouse_last_x, mouse_last_y;
|
|
} x11_input_t;
|
|
|
|
struct key_bind
|
|
{
|
|
unsigned x;
|
|
enum retro_key sk;
|
|
};
|
|
|
|
static unsigned keysym_lut[RETROK_LAST];
|
|
static const struct key_bind lut_binds[] = {
|
|
{ XK_Left, RETROK_LEFT },
|
|
{ XK_Right, RETROK_RIGHT },
|
|
{ XK_Up, RETROK_UP },
|
|
{ XK_Down, RETROK_DOWN },
|
|
{ XK_Return, RETROK_RETURN },
|
|
{ XK_Tab, RETROK_TAB },
|
|
{ XK_Insert, RETROK_INSERT },
|
|
{ XK_Home, RETROK_HOME },
|
|
{ XK_End, RETROK_END },
|
|
{ XK_Page_Up, RETROK_PAGEUP },
|
|
{ XK_Page_Down, RETROK_PAGEDOWN },
|
|
{ XK_Delete, RETROK_DELETE },
|
|
{ XK_Shift_R, RETROK_RSHIFT },
|
|
{ XK_Shift_L, RETROK_LSHIFT },
|
|
{ XK_Control_L, RETROK_LCTRL },
|
|
{ XK_Alt_L, RETROK_LALT },
|
|
{ XK_space, RETROK_SPACE },
|
|
{ XK_Escape, RETROK_ESCAPE },
|
|
{ XK_BackSpace, RETROK_BACKSPACE },
|
|
{ XK_KP_Enter, RETROK_KP_ENTER },
|
|
{ XK_KP_Add, RETROK_KP_PLUS },
|
|
{ XK_KP_Subtract, RETROK_KP_MINUS },
|
|
{ XK_KP_Multiply, RETROK_KP_MULTIPLY },
|
|
{ XK_KP_Divide, RETROK_KP_DIVIDE },
|
|
{ XK_grave, RETROK_BACKQUOTE },
|
|
{ XK_Pause, RETROK_PAUSE },
|
|
{ XK_KP_0, RETROK_KP0 },
|
|
{ XK_KP_1, RETROK_KP1 },
|
|
{ XK_KP_2, RETROK_KP2 },
|
|
{ XK_KP_3, RETROK_KP3 },
|
|
{ XK_KP_4, RETROK_KP4 },
|
|
{ XK_KP_5, RETROK_KP5 },
|
|
{ XK_KP_6, RETROK_KP6 },
|
|
{ XK_KP_7, RETROK_KP7 },
|
|
{ XK_KP_8, RETROK_KP8 },
|
|
{ XK_KP_9, RETROK_KP9 },
|
|
{ XK_0, RETROK_0 },
|
|
{ XK_1, RETROK_1 },
|
|
{ XK_2, RETROK_2 },
|
|
{ XK_3, RETROK_3 },
|
|
{ XK_4, RETROK_4 },
|
|
{ XK_5, RETROK_5 },
|
|
{ XK_6, RETROK_6 },
|
|
{ XK_7, RETROK_7 },
|
|
{ XK_8, RETROK_8 },
|
|
{ XK_9, RETROK_9 },
|
|
{ XK_F1, RETROK_F1 },
|
|
{ XK_F2, RETROK_F2 },
|
|
{ XK_F3, RETROK_F3 },
|
|
{ XK_F4, RETROK_F4 },
|
|
{ XK_F5, RETROK_F5 },
|
|
{ XK_F6, RETROK_F6 },
|
|
{ XK_F7, RETROK_F7 },
|
|
{ XK_F8, RETROK_F8 },
|
|
{ XK_F9, RETROK_F9 },
|
|
{ XK_F10, RETROK_F10 },
|
|
{ XK_F11, RETROK_F11 },
|
|
{ XK_F12, RETROK_F12 },
|
|
{ XK_a, RETROK_a },
|
|
{ XK_b, RETROK_b },
|
|
{ XK_c, RETROK_c },
|
|
{ XK_d, RETROK_d },
|
|
{ XK_e, RETROK_e },
|
|
{ XK_f, RETROK_f },
|
|
{ XK_g, RETROK_g },
|
|
{ XK_h, RETROK_h },
|
|
{ XK_i, RETROK_i },
|
|
{ XK_j, RETROK_j },
|
|
{ XK_k, RETROK_k },
|
|
{ XK_l, RETROK_l },
|
|
{ XK_m, RETROK_m },
|
|
{ XK_n, RETROK_n },
|
|
{ XK_o, RETROK_o },
|
|
{ XK_p, RETROK_p },
|
|
{ XK_q, RETROK_q },
|
|
{ XK_r, RETROK_r },
|
|
{ XK_s, RETROK_s },
|
|
{ XK_t, RETROK_t },
|
|
{ XK_u, RETROK_u },
|
|
{ XK_v, RETROK_v },
|
|
{ XK_w, RETROK_w },
|
|
{ XK_x, RETROK_x },
|
|
{ XK_y, RETROK_y },
|
|
{ XK_z, RETROK_z },
|
|
};
|
|
|
|
static void init_lut(void)
|
|
{
|
|
memset(keysym_lut, 0, sizeof(keysym_lut));
|
|
for (unsigned i = 0; i < sizeof(lut_binds) / sizeof(lut_binds[0]); i++)
|
|
keysym_lut[lut_binds[i].sk] = lut_binds[i].x;
|
|
}
|
|
|
|
static void *x_input_init(void)
|
|
{
|
|
if (driver.display_type != RARCH_DISPLAY_X11)
|
|
{
|
|
RARCH_ERR("Currently active window is not an X11 window. Cannot use this driver.\n");
|
|
return NULL;
|
|
}
|
|
|
|
x11_input_t *x11 = (x11_input_t*)calloc(1, sizeof(*x11));
|
|
if (!x11)
|
|
return NULL;
|
|
|
|
// Borrow the active X window ...
|
|
x11->display = (Display*)driver.video_display;
|
|
x11->win = (Window)driver.video_window;
|
|
|
|
x11->joypad = input_joypad_init_first();
|
|
init_lut();
|
|
|
|
return x11;
|
|
}
|
|
|
|
static bool x_key_pressed(x11_input_t *x11, int key)
|
|
{
|
|
if (key >= RETROK_LAST)
|
|
return false;
|
|
|
|
key = keysym_lut[key];
|
|
int keycode = XKeysymToKeycode(x11->display, key);
|
|
bool ret = x11->state[keycode >> 3] & (1 << (keycode & 7));
|
|
return ret;
|
|
}
|
|
|
|
static bool x_is_pressed(x11_input_t *x11, const struct retro_keybind *binds, unsigned id)
|
|
{
|
|
if (id < RARCH_BIND_LIST_END)
|
|
{
|
|
const struct retro_keybind *bind = &binds[id];
|
|
return bind->valid && x_key_pressed(x11, binds[id].key);
|
|
}
|
|
else
|
|
return false;
|
|
}
|
|
|
|
static bool x_bind_button_pressed(void *data, int key)
|
|
{
|
|
x11_input_t *x11 = (x11_input_t*)data;
|
|
return x_is_pressed(x11, g_settings.input.binds[0], key) ||
|
|
input_joypad_pressed(x11->joypad, 0, &g_settings.input.binds[0][key]);
|
|
}
|
|
|
|
static int16_t x_mouse_state(x11_input_t *x11, unsigned id)
|
|
{
|
|
switch (id)
|
|
{
|
|
case RETRO_DEVICE_ID_MOUSE_X:
|
|
return x11->mouse_x - x11->mouse_last_x;
|
|
case RETRO_DEVICE_ID_MOUSE_Y:
|
|
return x11->mouse_y - x11->mouse_last_y;
|
|
case RETRO_DEVICE_ID_MOUSE_LEFT:
|
|
return x11->mouse_l;
|
|
case RETRO_DEVICE_ID_MOUSE_RIGHT:
|
|
return x11->mouse_r;
|
|
default:
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
static int16_t x_pointer_state(x11_input_t *x11, unsigned id)
|
|
{
|
|
int16_t res_x = 0, res_y = 0;
|
|
bool valid = input_translate_coord_viewport(x11->mouse_x, x11->mouse_y, &res_x, &res_y);
|
|
|
|
if (!valid)
|
|
return 0;
|
|
|
|
bool inside = (res_x >= -0x7fff) && (res_x <= 0x7fff) &&
|
|
(res_y >= -0x7fff) && (res_y <= 0x7fff);
|
|
|
|
if (!inside)
|
|
return 0;
|
|
|
|
switch (id)
|
|
{
|
|
case RETRO_DEVICE_ID_POINTER_X:
|
|
return res_x;
|
|
case RETRO_DEVICE_ID_POINTER_Y:
|
|
return res_y;
|
|
case RETRO_DEVICE_ID_POINTER_PRESSED:
|
|
return x11->mouse_l;
|
|
default:
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
static int16_t x_lightgun_state(x11_input_t *x11, unsigned id)
|
|
{
|
|
switch (id)
|
|
{
|
|
case RETRO_DEVICE_ID_LIGHTGUN_X:
|
|
return x11->mouse_x - x11->mouse_last_x;
|
|
case RETRO_DEVICE_ID_LIGHTGUN_Y:
|
|
return x11->mouse_y - x11->mouse_last_y;
|
|
case RETRO_DEVICE_ID_LIGHTGUN_TRIGGER:
|
|
return x11->mouse_l;
|
|
case RETRO_DEVICE_ID_LIGHTGUN_CURSOR:
|
|
return x11->mouse_m;
|
|
case RETRO_DEVICE_ID_LIGHTGUN_TURBO:
|
|
return x11->mouse_r;
|
|
case RETRO_DEVICE_ID_LIGHTGUN_START:
|
|
return x11->mouse_m && x11->mouse_r;
|
|
case RETRO_DEVICE_ID_LIGHTGUN_PAUSE:
|
|
return x11->mouse_m && x11->mouse_l;
|
|
default:
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
static int16_t x_input_state(void *data, const struct retro_keybind **binds, unsigned port, unsigned device, unsigned index, unsigned id)
|
|
{
|
|
x11_input_t *x11 = (x11_input_t*)data;
|
|
|
|
switch (device)
|
|
{
|
|
case RETRO_DEVICE_JOYPAD:
|
|
return x_is_pressed(x11, binds[port], id) ||
|
|
input_joypad_pressed(x11->joypad, port, &binds[port][id]);
|
|
|
|
case RETRO_DEVICE_KEYBOARD:
|
|
return x_key_pressed(x11, id);
|
|
|
|
case RETRO_DEVICE_ANALOG:
|
|
return input_joypad_analog(x11->joypad, port, index, id, binds[port]);
|
|
|
|
case RETRO_DEVICE_MOUSE:
|
|
return x_mouse_state(x11, id);
|
|
|
|
case RETRO_DEVICE_POINTER:
|
|
return x_pointer_state(x11, id);
|
|
|
|
case RETRO_DEVICE_LIGHTGUN:
|
|
return x_lightgun_state(x11, id);
|
|
|
|
default:
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
static void x_input_free(void *data)
|
|
{
|
|
x11_input_t *x11 = (x11_input_t*)data;
|
|
|
|
if (x11->joypad)
|
|
x11->joypad->destroy();
|
|
|
|
free(data);
|
|
}
|
|
|
|
static void x_input_poll_mouse(x11_input_t *x11)
|
|
{
|
|
Window root_win, child_win;
|
|
int root_x, root_y, win_x, win_y;
|
|
unsigned mask;
|
|
|
|
x11->mouse_last_x = x11->mouse_x;
|
|
x11->mouse_last_y = x11->mouse_y;
|
|
|
|
XQueryPointer(x11->display,
|
|
x11->win,
|
|
&root_win, &child_win,
|
|
&root_x, &root_y,
|
|
&win_x, &win_y,
|
|
&mask);
|
|
|
|
x11->mouse_x = win_x;
|
|
x11->mouse_y = win_y;
|
|
x11->mouse_l = mask & Button1Mask;
|
|
x11->mouse_m = mask & Button2Mask;
|
|
x11->mouse_r = mask & Button3Mask;
|
|
}
|
|
|
|
static void x_input_poll(void *data)
|
|
{
|
|
x11_input_t *x11 = (x11_input_t*)data;
|
|
|
|
if (video_focus_func())
|
|
XQueryKeymap(x11->display, x11->state);
|
|
else
|
|
memset(x11->state, 0, sizeof(x11->state));
|
|
|
|
x_input_poll_mouse(x11);
|
|
input_joypad_poll(x11->joypad);
|
|
}
|
|
|
|
const input_driver_t input_x = {
|
|
x_input_init,
|
|
x_input_poll,
|
|
x_input_state,
|
|
x_bind_button_pressed,
|
|
x_input_free,
|
|
"x"
|
|
};
|
|
|