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RetroArch/android/native/jni/input_android.c
twinaphex 6424513df8 (Android) Input - use custom binds
2012-10-29 14:45:25 +01:00

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/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2012 - Hans-Kristian Arntzen
* Copyright (C) 2011-2012 - 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 <dlfcn.h>
#include <android/keycodes.h>
#include "android-general.h"
#include "../../../general.h"
#include "../../../driver.h"
#include "input_android.h"
enum {
AKEYCODE_BUTTON_1 = 188,
AKEYCODE_BUTTON_2 = 189,
AKEYCODE_BUTTON_3 = 190,
AKEYCODE_BUTTON_4 = 191,
AKEYCODE_BUTTON_5 = 192,
AKEYCODE_BUTTON_6 = 193,
AKEYCODE_BUTTON_7 = 194,
AKEYCODE_BUTTON_8 = 195,
AKEYCODE_BUTTON_9 = 196,
AKEYCODE_BUTTON_10 = 197,
AKEYCODE_BUTTON_11 = 198,
AKEYCODE_BUTTON_12 = 199,
AKEYCODE_BUTTON_13 = 200,
AKEYCODE_BUTTON_14 = 201,
AKEYCODE_BUTTON_15 = 202,
AKEYCODE_BUTTON_16 = 203,
};
enum {
AKEYSTATE_DONT_PROCESS = 0,
AKEYSTATE_PROCESS = 1,
};
typedef struct {
int32_t a_keycode;
uint16_t r_keycode;
} rarch_android_bind_t;
rarch_android_bind_t android_binds[] = {
{AKEYCODE_BUTTON_2, ANDROID_GAMEPAD_CROSS},
{AKEYCODE_BUTTON_1, ANDROID_GAMEPAD_SQUARE},
{AKEYCODE_BUTTON_9, ANDROID_GAMEPAD_SELECT},
{AKEYCODE_BUTTON_10, ANDROID_GAMEPAD_START},
{0, ANDROID_GAMEPAD_DPAD_UP},
{0, ANDROID_GAMEPAD_DPAD_DOWN},
{0, ANDROID_GAMEPAD_DPAD_LEFT},
{0, ANDROID_GAMEPAD_DPAD_RIGHT},
{AKEYCODE_BUTTON_3, ANDROID_GAMEPAD_CIRCLE},
{AKEYCODE_BUTTON_4, ANDROID_GAMEPAD_TRIANGLE},
{AKEYCODE_BUTTON_5, ANDROID_GAMEPAD_L1},
{AKEYCODE_BUTTON_6, ANDROID_GAMEPAD_R1},
{AKEYCODE_BUTTON_7, ANDROID_GAMEPAD_L2},
{AKEYCODE_BUTTON_8, ANDROID_GAMEPAD_R2},
{AKEYCODE_BUTTON_11, ANDROID_GAMEPAD_L3},
{AKEYCODE_BUTTON_12, ANDROID_GAMEPAD_R3},
};
//#define RARCH_INPUT_DEBUG
static unsigned pads_connected;
static android_input_state_t state[MAX_PADS];
static int32_t engine_handle_input(struct android_app* app, AInputEvent* event)
{
int id, i;
bool found_existing_id = false;
id = AInputEvent_getDeviceId(event);
for (i = 0; i < pads_connected; i++)
{
if (id == state[i].id)
{
found_existing_id = true;
break;
}
}
if(!found_existing_id)
{
state[pads_connected++].id = id;
i = pads_connected;
}
{
bool do_keydown = false;
bool do_keyrelease = false;
bool pressed_left, pressed_right, pressed_up, pressed_down;
float x, y;
int action, keycode, source, type;
action = AKEY_EVENT_NO_ACTION;
type = AInputEvent_getType(event);
source = AInputEvent_getSource(event);
keycode = AKeyEvent_getKeyCode(event);
#ifdef RARCH_INPUT_DEBUG
switch(source)
{
case AINPUT_SOURCE_DPAD:
RARCH_LOG("AINPUT_SOURCE_DPAD, pad: %d, keycode: %d.\n", i, keycode);
break;
case AINPUT_SOURCE_TOUCHSCREEN:
RARCH_LOG("AINPUT_SOURCE_TOUCHSCREEN, pad: %d, keycode: %d.\n", i, keycode);
break;
case AINPUT_SOURCE_TOUCHPAD:
RARCH_LOG("AINPUT_SOURCE_TOUCHPAD, pad: %d, keycode: %d.\n", i, keycode);
break;
case AINPUT_SOURCE_ANY:
RARCH_LOG("AINPUT_SOURCE_ANY, pad: %d, keycode: %d.\n", i, keycode);
break;
case 0:
default:
RARCH_LOG("AINPUT_SOURCE_DEFAULT, pad: %d, keycode: %d.\n", i, keycode);
break;
}
#endif
action = AKeyEvent_getAction(event);
switch(type)
{
case AINPUT_EVENT_TYPE_MOTION:
x = AMotionEvent_getX(event, 0);
y = AMotionEvent_getY(event, 0);
pressed_up = ((-0.80f > y) && (x >= -1.00f));
pressed_down = ((0.80f < y) && (y <= 1.00f));
pressed_left = ((-0.80f > x) && (x >= -1.00f));
pressed_right = ((0.80f < x) && (x <= 1.00f));
#ifdef RARCH_INPUT_DEBUG
RARCH_LOG("AINPUT_EVENT_TYPE_MOTION, pad: %d, x: %f, y: %f.\n", i, x, y);
#endif
state[i].state &= ~(android_binds[RETRO_DEVICE_ID_JOYPAD_LEFT].r_keycode);
state[i].state &= ~(android_binds[RETRO_DEVICE_ID_JOYPAD_RIGHT].r_keycode);
state[i].state &= ~(android_binds[RETRO_DEVICE_ID_JOYPAD_UP].r_keycode);
state[i].state &= ~(android_binds[RETRO_DEVICE_ID_JOYPAD_DOWN].r_keycode);
state[i].state |= pressed_left ? ANDROID_GAMEPAD_DPAD_LEFT : 0;
state[i].state |= pressed_right ? ANDROID_GAMEPAD_DPAD_RIGHT : 0;
state[i].state |= pressed_up ? ANDROID_GAMEPAD_DPAD_UP : 0;
state[i].state |= pressed_down ? ANDROID_GAMEPAD_DPAD_DOWN : 0;
break;
}
if(action != AKEY_EVENT_NO_ACTION)
{
switch(action)
{
case AKEY_EVENT_ACTION_DOWN:
case AKEY_EVENT_ACTION_MULTIPLE:
#ifdef RARCH_INPUT_DEBUG
RARCH_LOG("AKEY_EVENT_ACTION_DOWN, pad: %d, keycode: %d.\n", i, keycode);
#endif
do_keydown = true;
do_keyrelease = false;
break;
case AKEY_EVENT_ACTION_UP:
#ifdef RARCH_INPUT_DEBUG
RARCH_LOG("AKEY_EVENT_ACTION_UP, pad: %d, keycode: %d.\n", i, keycode);
#endif
do_keydown = false;
do_keyrelease = true;
break;
}
}
if(do_keydown)
{
state[i].state |= (keycode == android_binds[RETRO_DEVICE_ID_JOYPAD_START].a_keycode) ? (android_binds[RETRO_DEVICE_ID_JOYPAD_START].r_keycode) : 0;
state[i].state |= (keycode == android_binds[RETRO_DEVICE_ID_JOYPAD_R3].a_keycode) ? (android_binds[RETRO_DEVICE_ID_JOYPAD_R3].r_keycode) : 0;
state[i].state |= (keycode == android_binds[RETRO_DEVICE_ID_JOYPAD_L3].a_keycode) ? (android_binds[RETRO_DEVICE_ID_JOYPAD_L3].r_keycode) : 0;
state[i].state |= (keycode == android_binds[RETRO_DEVICE_ID_JOYPAD_SELECT].a_keycode) ? (android_binds[RETRO_DEVICE_ID_JOYPAD_SELECT].r_keycode) : 0;
state[i].state |= (keycode == android_binds[RETRO_DEVICE_ID_JOYPAD_X].a_keycode) ? (android_binds[RETRO_DEVICE_ID_JOYPAD_X].r_keycode) : 0;
state[i].state |= (keycode == android_binds[RETRO_DEVICE_ID_JOYPAD_Y].a_keycode) ? (android_binds[RETRO_DEVICE_ID_JOYPAD_Y].r_keycode) : 0;
state[i].state |= (keycode == android_binds[RETRO_DEVICE_ID_JOYPAD_B].a_keycode) ? (android_binds[RETRO_DEVICE_ID_JOYPAD_B].r_keycode) : 0;
state[i].state |= (keycode == android_binds[RETRO_DEVICE_ID_JOYPAD_A].a_keycode) ? (android_binds[RETRO_DEVICE_ID_JOYPAD_A].r_keycode) : 0;
state[i].state |= (keycode == android_binds[RETRO_DEVICE_ID_JOYPAD_R].a_keycode) ? (android_binds[RETRO_DEVICE_ID_JOYPAD_R].r_keycode) : 0;
state[i].state |= (keycode == android_binds[RETRO_DEVICE_ID_JOYPAD_L].a_keycode) ? (android_binds[RETRO_DEVICE_ID_JOYPAD_L].r_keycode) : 0;
state[i].state |= (keycode == android_binds[RETRO_DEVICE_ID_JOYPAD_R2].a_keycode) ? (android_binds[RETRO_DEVICE_ID_JOYPAD_R2].r_keycode) : 0;
state[i].state |= (keycode == android_binds[RETRO_DEVICE_ID_JOYPAD_L2].a_keycode) ? (android_binds[RETRO_DEVICE_ID_JOYPAD_L2].r_keycode) : 0;
}
if(do_keyrelease)
{
state[i].state &= (keycode == android_binds[RETRO_DEVICE_ID_JOYPAD_START].a_keycode) ? ~(android_binds[RETRO_DEVICE_ID_JOYPAD_START].r_keycode) : ~0;
state[i].state &= (keycode == android_binds[RETRO_DEVICE_ID_JOYPAD_R3].a_keycode) ? ~(android_binds[RETRO_DEVICE_ID_JOYPAD_R3].r_keycode) : ~0;
state[i].state &= (keycode == android_binds[RETRO_DEVICE_ID_JOYPAD_L3].a_keycode) ? ~(android_binds[RETRO_DEVICE_ID_JOYPAD_L3].r_keycode) : ~0;
state[i].state &= (keycode == android_binds[RETRO_DEVICE_ID_JOYPAD_SELECT].a_keycode) ? ~(android_binds[RETRO_DEVICE_ID_JOYPAD_SELECT].r_keycode) : ~0;
state[i].state &= (keycode == android_binds[RETRO_DEVICE_ID_JOYPAD_X].a_keycode) ? ~(android_binds[RETRO_DEVICE_ID_JOYPAD_X].r_keycode) : ~0;
state[i].state &= (keycode == android_binds[RETRO_DEVICE_ID_JOYPAD_Y].a_keycode) ? ~(android_binds[RETRO_DEVICE_ID_JOYPAD_Y].r_keycode) : ~0;
state[i].state &= (keycode == android_binds[RETRO_DEVICE_ID_JOYPAD_B].a_keycode) ? ~(android_binds[RETRO_DEVICE_ID_JOYPAD_B].r_keycode) : ~0;
state[i].state &= (keycode == android_binds[RETRO_DEVICE_ID_JOYPAD_A].a_keycode) ? ~(android_binds[RETRO_DEVICE_ID_JOYPAD_A].r_keycode) : ~0;
state[i].state &= (keycode == android_binds[RETRO_DEVICE_ID_JOYPAD_R].a_keycode) ? ~(android_binds[RETRO_DEVICE_ID_JOYPAD_R].r_keycode) : ~0;
state[i].state &= (keycode == android_binds[RETRO_DEVICE_ID_JOYPAD_L].a_keycode) ? ~(android_binds[RETRO_DEVICE_ID_JOYPAD_L].r_keycode) : ~0;
state[i].state &= (keycode == android_binds[RETRO_DEVICE_ID_JOYPAD_R2].a_keycode) ? ~(android_binds[RETRO_DEVICE_ID_JOYPAD_R2].r_keycode) : ~0;
state[i].state &= (keycode == android_binds[RETRO_DEVICE_ID_JOYPAD_L2].a_keycode) ? ~(android_binds[RETRO_DEVICE_ID_JOYPAD_L2].r_keycode) : ~0;
}
}
return 1;
}
static void *android_input_init(void)
{
void *libandroid = 0;
g_android.app->onInputEvent = engine_handle_input;
pads_connected = 0;
return (void*)-1;
}
static void android_input_poll(void *data)
{
(void)data;
}
static int16_t android_input_state(void *data, const struct retro_keybind **binds, unsigned port, unsigned device, unsigned index, unsigned id)
{
unsigned player = port;
uint64_t button = (id < 16) ? android_binds[id].r_keycode : 0;
int16_t retval = 0;
if((player < pads_connected))
{
switch (device)
{
case RETRO_DEVICE_JOYPAD:
retval = (state[player].state & button) ? 1 : 0;
#ifdef RARCH_INPUT_DEBUG
if(retval != 0)
{
RARCH_LOG("state: %d, player: %d.\n", retval, player);
}
#endif
break;
}
}
return retval;
}
static bool android_input_key_pressed(void *data, int key)
{
(void)data;
(void)key;
switch (key)
{
case RARCH_QUIT_KEY:
if(g_android.init_quit)
return true;
else
return false;
break;
default:
(void)0;
}
return false;
}
static void android_input_free(void *data)
{
(void)data;
}
const input_driver_t input_android = {
android_input_init,
android_input_poll,
android_input_state,
android_input_key_pressed,
android_input_free,
"android_input",
};
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