/* RetroArch - A frontend for libretro.
* Copyright (C) 2013-2014 - Jason Fetters
*
* 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 .
*/
#include
#include "apple_gamecontroller.h"
#include "../../input/input_common.h"
#include "apple_input.h"
#include "../../general.h"
#include "../../driver.h"
#include "keycode.inc"
enum input_devices
{
DEVICE_NONE = 0,
#if defined(IOS)
DEVICE_WIIMOTE,
DEVICE_SIXAXIS,
#endif
DEVICE_LAST
};
extern const rarch_joypad_driver_t apple_joypad;
static const rarch_joypad_driver_t* const g_joydriver = &apple_joypad;
apple_input_data_t g_current_input_data;
apple_input_data_t g_polled_input_data;
#ifdef OSX // Taken from https://github.com/depp/keycode, check keycode.h for license
const unsigned char MAC_NATIVE_TO_HID[128] = {
4, 22, 7, 9, 11, 10, 29, 27, 6, 25,255, 5, 20, 26, 8, 21,
28, 23, 30, 31, 32, 33, 35, 34, 46, 38, 36, 45, 37, 39, 48, 18,
24, 47, 12, 19, 40, 15, 13, 52, 14, 51, 49, 54, 56, 17, 16, 55,
43, 44, 53, 42,255, 41,231,227,225, 57,226,224,229,230,228,255,
108, 99,255, 85,255, 87,255, 83,255,255,255, 84, 88,255, 86,109,
110,103, 98, 89, 90, 91, 92, 93, 94, 95,111, 96, 97,255,255,255,
62, 63, 64, 60, 65, 66,255, 68,255,104,107,105,255, 67,255, 69,
255,106,117, 74, 75, 76, 61, 77, 59, 78, 58, 80, 79, 81, 82,255
};
#define HIDKEY(X) (X < 128) ? MAC_NATIVE_TO_HID[X] : 0
#else
#define HIDKEY(X) X
#endif
static bool icade_enabled;
static bool small_keyboard_enabled;
static bool small_keyboard_active;
static uint32_t icade_buttons;
static bool handle_small_keyboard(unsigned* code, bool down)
{
static const struct { uint8_t orig; uint8_t mod; } mapping_def[] =
{
{ KEY_Grave, KEY_Escape }, { KEY_1, KEY_F1 },
{ KEY_2, KEY_F2 }, { KEY_3, KEY_F3 },
{ KEY_4, KEY_F4 }, { KEY_5, KEY_F5 },
{ KEY_6, KEY_F6 }, { KEY_7, KEY_F7 },
{ KEY_8, KEY_F8 }, { KEY_9, KEY_F9 },
{ KEY_0, KEY_F10 }, { KEY_Minus, KEY_F11 },
{ KEY_Equals, KEY_F12 }, { KEY_Up, KEY_PageUp },
{ KEY_Down, KEY_PageDown }, { KEY_Left, KEY_Home },
{ KEY_Right, KEY_End }, { KEY_Q, KP_7 },
{ KEY_W, KP_8 }, { KEY_E, KP_9 },
{ KEY_A, KP_4 }, { KEY_S, KP_5 },
{ KEY_D, KP_6 }, { KEY_Z, KP_1 },
{ KEY_X, KP_2 }, { KEY_C, KP_3 },
{ 0 }
};
static uint8_t mapping[128];
static bool map_initialized;
if (!map_initialized)
{
for (int i = 0; mapping_def[i].orig; i ++)
mapping[mapping_def[i].orig] = mapping_def[i].mod;
map_initialized = true;
}
if (*code == KEY_RightShift)
{
small_keyboard_active = down;
*code = 0;
return true;
}
unsigned translated_code = (*code < 128) ? mapping[*code] : 0;
// Allow old keys to be released
if (!down && g_current_input_data.keys[*code])
return false;
if ((!down && g_current_input_data.keys[translated_code]) ||
small_keyboard_active)
{
*code = translated_code;
return true;
}
return false;
}
void apple_input_enable_small_keyboard(bool on)
{
small_keyboard_enabled = on;
}
static void handle_icade_event(unsigned keycode)
{
static const struct
{
bool up;
int button;
} icade_map[0x20] =
{
{ false, -1 }, { false, -1 }, { false, -1 }, { false, -1 }, // 0
{ false, 2 }, { false, -1 }, { true , 3 }, { false, 3 }, // 4
{ true , 0 }, { true, 5 }, { true , 7 }, { false, 8 }, // 8
{ false, 6 }, { false, 9 }, { false, 10 }, { false, 11 }, // C
{ true , 6 }, { true , 9 }, { false, 7 }, { true, 10 }, // 0
{ true , 2 }, { true , 8 }, { false, -1 }, { true , 4 }, // 4
{ false, 5 }, { true , 11 }, { false, 0 }, { false, 1 }, // 8
{ false, 4 }, { true , 1 }, { false, -1 }, { false, -1 } // C
};
if (icade_enabled && (keycode < 0x20) && (icade_map[keycode].button >= 0))
{
const int button = icade_map[keycode].button;
if (icade_map[keycode].up)
icade_buttons &= ~(1 << button);
else
icade_buttons |= (1 << button);
}
}
void apple_input_enable_icade(bool on)
{
icade_enabled = on;
icade_buttons = 0;
}
uint32_t apple_input_get_icade_buttons(void)
{
return icade_enabled ? icade_buttons : 0;
}
void apple_input_reset_icade_buttons(void)
{
icade_buttons = 0;
}
void apple_input_keyboard_event(bool down, unsigned code, uint32_t character, uint32_t mod)
{
code = HIDKEY(code);
if (icade_enabled)
{
handle_icade_event(code);
return;
}
if (small_keyboard_enabled && handle_small_keyboard(&code, down))
character = 0;
if (code == 0 || code >= MAX_KEYS)
return;
g_current_input_data.keys[code] = down;
/* This is copied here as it isn't defined in any standard iOS header */
enum
{
NSAlphaShiftKeyMask = 1 << 16,
NSShiftKeyMask = 1 << 17,
NSControlKeyMask = 1 << 18,
NSAlternateKeyMask = 1 << 19,
NSCommandKeyMask = 1 << 20,
NSNumericPadKeyMask = 1 << 21,
NSHelpKeyMask = 1 << 22,
NSFunctionKeyMask = 1 << 23,
NSDeviceIndependentModifierFlagsMask = 0xffff0000U
};
enum retro_mod mods = RETROKMOD_NONE;
mods |= (mod & NSAlphaShiftKeyMask) ? RETROKMOD_CAPSLOCK : 0;
mods |= (mod & NSShiftKeyMask) ? RETROKMOD_SHIFT : 0;
mods |= (mod & NSControlKeyMask) ? RETROKMOD_CTRL : 0;
mods |= (mod & NSAlternateKeyMask) ? RETROKMOD_ALT : 0;
mods |= (mod & NSCommandKeyMask) ? RETROKMOD_META : 0;
mods |= (mod & NSNumericPadKeyMask) ? RETROKMOD_NUMLOCK : 0;
input_keyboard_event(down, input_translate_keysym_to_rk(code), character, mods);
}
int32_t apple_input_find_any_key(void)
{
apple_gamecontroller_poll_all();
input_init_keyboard_lut(apple_key_map_hidusage);
for (int i = 0; apple_key_name_map[i].hid_id; i++)
if (g_current_input_data.keys[apple_key_name_map[i].hid_id])
return apple_key_name_map[i].hid_id;
return 0;
}
int32_t apple_input_find_any_button(uint32_t port)
{
apple_gamecontroller_poll_all();
uint32_t buttons = g_current_input_data.pad_buttons[port] |
((port == 0) ? apple_input_get_icade_buttons() : 0);
if (buttons)
for (int i = 0; i != 32; i ++)
if (buttons & (1 << i))
return i;
return -1;
}
int32_t apple_input_find_any_axis(uint32_t port)
{
apple_gamecontroller_poll_all();
for (int i = 0; i < 4; i++)
{
int16_t value = g_current_input_data.pad_axis[port][i];
if (abs(value) > 0x4000)
return (value < 0) ? -(i + 1) : i + 1;
}
return 0;
}
// Game thread interface
static bool apple_key_pressed(enum retro_key key)
{
if ((int)key >= 0 && key < RETROK_LAST)
return g_polled_input_data.keys[input_translate_rk_to_keysym(key)];
return false;
}
static bool apple_is_pressed(unsigned port_num, const struct retro_keybind *binds, unsigned key)
{
return apple_key_pressed(binds[key].key) || input_joypad_pressed(g_joydriver, port_num, binds, key);
}
// Exported input driver
static void *apple_input_init(void)
{
input_init_keyboard_lut(apple_key_map_hidusage);
memset(&g_polled_input_data, 0, sizeof(g_polled_input_data));
return (void*)-1;
}
static void apple_input_poll(void *data)
{
apple_gamecontroller_poll_all();
memcpy(&g_polled_input_data, &g_current_input_data, sizeof(apple_input_data_t));
for (int i = 0; i != g_polled_input_data.touch_count; i ++)
{
input_translate_coord_viewport(g_polled_input_data.touches[i].screen_x, g_polled_input_data.touches[i].screen_y,
&g_polled_input_data.touches[i].fixed_x, &g_polled_input_data.touches[i].fixed_y,
&g_polled_input_data.touches[i].full_x, &g_polled_input_data.touches[i].full_y);
}
input_joypad_poll(g_joydriver);
g_polled_input_data.pad_buttons[0] |= apple_input_get_icade_buttons();
g_current_input_data.mouse_delta[0] = 0;
g_current_input_data.mouse_delta[1] = 0;
}
static int16_t apple_input_state(void *data, const struct retro_keybind **binds, unsigned port, unsigned device, unsigned index, unsigned id)
{
switch (device)
{
case RETRO_DEVICE_JOYPAD:
return (id < RARCH_BIND_LIST_END) ? apple_is_pressed(port, binds[port], id) : 0;
case RETRO_DEVICE_ANALOG:
return input_joypad_analog(g_joydriver, port, index, id, binds[port]);
case RETRO_DEVICE_KEYBOARD:
return apple_key_pressed(id);
case RETRO_DEVICE_MOUSE:
{
switch (id)
{
case RETRO_DEVICE_ID_MOUSE_X: return g_polled_input_data.mouse_delta[0];
case RETRO_DEVICE_ID_MOUSE_Y: return g_polled_input_data.mouse_delta[1];
case RETRO_DEVICE_ID_MOUSE_LEFT: return g_polled_input_data.mouse_buttons & 1;
case RETRO_DEVICE_ID_MOUSE_RIGHT: return g_polled_input_data.mouse_buttons & 2;
}
}
case RETRO_DEVICE_POINTER:
case RARCH_DEVICE_POINTER_SCREEN:
{
const bool want_full = device == RARCH_DEVICE_POINTER_SCREEN;
if (index < g_polled_input_data.touch_count && index < MAX_TOUCHES)
{
const apple_touch_data_t* touch = &g_polled_input_data.touches[index];
int16_t x = want_full ? touch->full_x : touch->fixed_x;
int16_t y = want_full ? touch->full_y : touch->fixed_y;
switch (id)
{
case RETRO_DEVICE_ID_POINTER_PRESSED: return (x != -0x8000) && (y != -0x8000);
case RETRO_DEVICE_ID_POINTER_X: return x;
case RETRO_DEVICE_ID_POINTER_Y: return y;
}
}
return 0;
}
default:
return 0;
}
}
static bool apple_bind_button_pressed(void *data, int key)
{
const struct retro_keybind *binds = g_settings.input.binds[0];
return (key >= 0 && key < RARCH_BIND_LIST_END) ? apple_is_pressed(0, binds, key) : false;
}
static void apple_input_free_input(void *data)
{
(void)data;
g_joydriver->destroy();
}
static void apple_input_set_keybinds(void *data, unsigned device, unsigned port,
unsigned id, unsigned keybind_action)
{
(void)device;
#ifdef IOS
if (keybind_action & (1ULL << KEYBINDS_ACTION_SET_DEFAULT_BINDS))
{
switch (device)
{
case DEVICE_NONE:
break;
case DEVICE_WIIMOTE:
strlcpy(g_settings.input.device_names[port], "Wiimote + Classic",
sizeof(g_settings.input.device_names[port]));
g_settings.input.device[port] = device;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_B].joykey = 22;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_Y].joykey = 21;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_SELECT].joykey = 28;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_START].joykey = 26;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_UP].joykey = 16;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_DOWN].joykey = 30;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_LEFT].joykey = 17;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_RIGHT].joykey = 31;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_A].joykey = 20;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_X].joykey = 19;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_L].joykey = 29;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_R].joykey = 25;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_L2].joykey = 23;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_R2].joykey = 18;
g_settings.input.binds[port][RARCH_MENU_TOGGLE].joykey = 27;
break;
case DEVICE_SIXAXIS:
strlcpy(g_settings.input.device_names[port], "SixAxis/DualShock3",
sizeof(g_settings.input.device_names[port]));
g_settings.input.device[port] = device;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_B].joykey = 0;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_Y].joykey = 1;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_SELECT].joykey = 2;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_START].joykey = 3;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_UP].joykey = 4;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_DOWN].joykey = 5;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_LEFT].joykey = 6;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_RIGHT].joykey = 7;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_A].joykey = 8;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_X].joykey = 9;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_L].joykey = 10;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_R].joykey = 11;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_L2].joykey = 12;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_R2].joykey = 13;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_L3].joykey = 14;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_R3].joykey = 15;
g_settings.input.binds[port][RARCH_MENU_TOGGLE].joykey = 16;
break;
}
}
#endif
if (keybind_action & (1ULL << KEYBINDS_ACTION_GET_BIND_LABEL))
{
struct platform_bind *ret = (struct platform_bind*)data;
if (ret->joykey == NO_BTN)
strlcpy(ret->desc, "No button", sizeof(ret->desc));
else
snprintf(ret->desc, sizeof(ret->desc), "Button %llu", ret->joykey);
}
}
static bool apple_input_set_rumble(void *data, unsigned port, enum retro_rumble_effect effect, uint16_t strength)
{
return input_joypad_set_rumble(g_joydriver, port, effect, strength);
}
static uint64_t apple_input_get_capabilities(void *data)
{
uint64_t caps = 0;
caps |= (1 << RETRO_DEVICE_JOYPAD);
caps |= (1 << RETRO_DEVICE_MOUSE);
caps |= (1 << RETRO_DEVICE_KEYBOARD);
caps |= (1 << RETRO_DEVICE_POINTER);
caps |= (1 << RETRO_DEVICE_ANALOG);
return caps;
}
static unsigned apple_devices_size(void *data)
{
return DEVICE_LAST;
}
const rarch_joypad_driver_t *apple_get_joypad_driver(void *data)
{
return g_joydriver;
}
const input_driver_t input_apple = {
apple_input_init,
apple_input_poll,
apple_input_state,
apple_bind_button_pressed,
apple_input_free_input,
apple_input_set_keybinds,
NULL,
NULL,
apple_input_get_capabilities,
apple_devices_size,
"apple_input",
NULL,
apple_input_set_rumble,
apple_get_joypad_driver
};