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RetroArch/input/xdk_xinput_input.c

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/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
* Copyright (C) 2011-2014 - 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 <stdint.h>
#include <stdlib.h>
#ifdef _XBOX
#include <xtl.h>
#endif
#include "../driver.h"
#include "../general.h"
#include "../libretro.h"
#define MAX_PADS 4
enum input_devices
{
DEVICE_XBOX_PAD = 0,
DEVICE_LAST
};
typedef struct xdk_input
{
uint64_t pad_state[MAX_PADS];
int16_t analog_state[MAX_PADS][2][2];
#ifdef _XBOX1
HANDLE gamepads[MAX_PADS];
DWORD dwDeviceMask;
bool bInserted[MAX_PADS];
bool bRemoved[MAX_PADS];
#endif
} xdk_input_t;
const struct platform_bind platform_keys[] = {
{ (RETRO_DEVICE_ID_JOYPAD_B), "A button" },
{ (RETRO_DEVICE_ID_JOYPAD_Y), "X button" },
{ (RETRO_DEVICE_ID_JOYPAD_SELECT), "Back button" },
{ (RETRO_DEVICE_ID_JOYPAD_START), "Start button" },
{ (RETRO_DEVICE_ID_JOYPAD_UP), "D-Pad Up" },
{ (RETRO_DEVICE_ID_JOYPAD_DOWN), "D-Pad Down" },
{ (RETRO_DEVICE_ID_JOYPAD_LEFT), "D-Pad Left" },
{ (RETRO_DEVICE_ID_JOYPAD_RIGHT), "D-Pad Right" },
{ (RETRO_DEVICE_ID_JOYPAD_A), "B button" },
{ (RETRO_DEVICE_ID_JOYPAD_X), "Y button" },
{ (RETRO_DEVICE_ID_JOYPAD_L), "Left trigger" },
{ (RETRO_DEVICE_ID_JOYPAD_R), "Right trigger" },
#if defined(_XBOX360)
{ (RETRO_DEVICE_ID_JOYPAD_L2), "Left shoulder" },
{ (RETRO_DEVICE_ID_JOYPAD_R2), "Right shoulder" },
#elif defined(_XBOX1)
{ (RETRO_DEVICE_ID_JOYPAD_L2), "Black button" },
{ (RETRO_DEVICE_ID_JOYPAD_R2), "White button" },
#endif
{ (RETRO_DEVICE_ID_JOYPAD_L3), "Left thumb" },
{ (RETRO_DEVICE_ID_JOYPAD_R3), "Right thumb" },
};
extern const rarch_joypad_driver_t xdk_joypad;
static void xdk_input_set_keybinds(void *data, unsigned device,
unsigned port, unsigned id, unsigned keybind_action)
{
uint64_t *key = &g_settings.input.binds[port][id].joykey;
uint64_t joykey = *key;
size_t arr_size = sizeof(platform_keys) / sizeof(platform_keys[0]);
(void)device;
if (keybind_action & (1ULL << KEYBINDS_ACTION_SET_DEFAULT_BIND))
*key = g_settings.input.binds[port][id].def_joykey;
if (keybind_action & (1ULL << KEYBINDS_ACTION_SET_DEFAULT_BINDS))
{
strlcpy(g_settings.input.device_names[port], "Xbox", sizeof(g_settings.input.device_names[port]));
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_B].def_joykey = (RETRO_DEVICE_ID_JOYPAD_B);
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_Y].def_joykey = (RETRO_DEVICE_ID_JOYPAD_Y);
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_SELECT].def_joykey = (RETRO_DEVICE_ID_JOYPAD_SELECT);
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_START].def_joykey = (RETRO_DEVICE_ID_JOYPAD_START);
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_UP].def_joykey = (RETRO_DEVICE_ID_JOYPAD_UP);
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_DOWN].def_joykey = (RETRO_DEVICE_ID_JOYPAD_DOWN);
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_LEFT].def_joykey = (RETRO_DEVICE_ID_JOYPAD_LEFT);
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_RIGHT].def_joykey = (RETRO_DEVICE_ID_JOYPAD_RIGHT);
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_A].def_joykey = (RETRO_DEVICE_ID_JOYPAD_A);
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_X].def_joykey = (RETRO_DEVICE_ID_JOYPAD_X);
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_L].def_joykey = (RETRO_DEVICE_ID_JOYPAD_L);
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_R].def_joykey = (RETRO_DEVICE_ID_JOYPAD_R);
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_L2].def_joykey = (RETRO_DEVICE_ID_JOYPAD_L2);
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_R2].def_joykey = (RETRO_DEVICE_ID_JOYPAD_R2);
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_L3].def_joykey = (RETRO_DEVICE_ID_JOYPAD_L3);
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_R3].def_joykey = (RETRO_DEVICE_ID_JOYPAD_R3);
g_settings.input.binds[port][RARCH_ANALOG_LEFT_X_PLUS].def_joykey = NO_BTN;
g_settings.input.binds[port][RARCH_ANALOG_LEFT_X_MINUS].def_joykey = NO_BTN;
g_settings.input.binds[port][RARCH_ANALOG_LEFT_Y_PLUS].def_joykey = NO_BTN;
g_settings.input.binds[port][RARCH_ANALOG_LEFT_Y_MINUS].def_joykey = NO_BTN;
g_settings.input.binds[port][RARCH_ANALOG_RIGHT_X_PLUS].def_joykey = NO_BTN;
g_settings.input.binds[port][RARCH_ANALOG_RIGHT_X_MINUS].def_joykey = NO_BTN;
g_settings.input.binds[port][RARCH_ANALOG_RIGHT_Y_PLUS].def_joykey = NO_BTN;
g_settings.input.binds[port][RARCH_ANALOG_RIGHT_Y_MINUS].def_joykey = NO_BTN;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_B].def_joyaxis = AXIS_NONE;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_Y].def_joyaxis = AXIS_NONE;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_SELECT].def_joyaxis = AXIS_NONE;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_START].def_joyaxis = AXIS_NONE;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_UP].def_joyaxis = AXIS_NONE;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_DOWN].def_joyaxis = AXIS_NONE;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_LEFT].def_joyaxis = AXIS_NONE;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_RIGHT].def_joyaxis = AXIS_NONE;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_A].def_joyaxis = AXIS_NONE;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_X].def_joyaxis = AXIS_NONE;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_L].def_joyaxis = AXIS_NONE;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_R].def_joyaxis = AXIS_NONE;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_L2].def_joyaxis = AXIS_NONE;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_R2].def_joyaxis = AXIS_NONE;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_L3].def_joyaxis = AXIS_NONE;
g_settings.input.binds[port][RETRO_DEVICE_ID_JOYPAD_R3].def_joyaxis = AXIS_NONE;
g_settings.input.binds[port][RARCH_ANALOG_LEFT_X_PLUS].def_joyaxis = AXIS_POS(0);
g_settings.input.binds[port][RARCH_ANALOG_LEFT_X_MINUS].def_joyaxis = AXIS_NEG(0);
g_settings.input.binds[port][RARCH_ANALOG_LEFT_Y_PLUS].def_joyaxis = AXIS_NEG(1);
g_settings.input.binds[port][RARCH_ANALOG_LEFT_Y_MINUS].def_joyaxis = AXIS_POS(1);
g_settings.input.binds[port][RARCH_ANALOG_RIGHT_X_PLUS].def_joyaxis = AXIS_POS(2);
g_settings.input.binds[port][RARCH_ANALOG_RIGHT_X_MINUS].def_joyaxis = AXIS_NEG(2);
g_settings.input.binds[port][RARCH_ANALOG_RIGHT_Y_PLUS].def_joyaxis = AXIS_NEG(3);
g_settings.input.binds[port][RARCH_ANALOG_RIGHT_Y_MINUS].def_joyaxis = AXIS_POS(3);
for (int i = 0; i < RARCH_CUSTOM_BIND_LIST_END; i++)
{
g_settings.input.binds[port][i].id = i;
g_settings.input.binds[port][i].joykey = g_settings.input.binds[port][i].def_joykey;
g_settings.input.binds[port][i].joyaxis = g_settings.input.binds[port][i].def_joyaxis;
}
}
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
{
for (size_t i = 0; i < arr_size; i++)
{
if (platform_keys[i].joykey == ret->joykey)
{
strlcpy(ret->desc, platform_keys[i].desc, sizeof(ret->desc));
return;
}
}
strlcpy(ret->desc, "Unknown", sizeof(ret->desc));
}
}
}
static void xdk_input_poll(void *data)
{
xdk_input_t *xdk = (xdk_input_t*)data;
#if defined(_XBOX1)
unsigned int dwInsertions, dwRemovals;
XGetDeviceChanges(XDEVICE_TYPE_GAMEPAD, reinterpret_cast<PDWORD>(&dwInsertions), reinterpret_cast<PDWORD>(&dwRemovals));
#endif
for (unsigned port = 0; port < MAX_PADS; port++)
{
#ifdef _XBOX1
XINPUT_CAPABILITIES caps[MAX_PADS];
(void)caps;
// handle removed devices
xdk->bRemoved[port] = (dwRemovals & (1 << port)) ? true : false;
if(xdk->bRemoved[port])
{
// if the controller was removed after XGetDeviceChanges but before
// XInputOpen, the device handle will be NULL
if(xdk->gamepads[port])
XInputClose(xdk->gamepads[port]);
xdk->gamepads[port] = 0;
xdk->pad_state[port] = 0;
}
// handle inserted devices
xdk->bInserted[port] = (dwInsertions & (1 << port)) ? true : false;
if(xdk->bInserted[port])
{
XINPUT_POLLING_PARAMETERS m_pollingParameters;
m_pollingParameters.fAutoPoll = FALSE;
m_pollingParameters.fInterruptOut = TRUE;
m_pollingParameters.bInputInterval = 8;
m_pollingParameters.bOutputInterval = 8;
xdk->gamepads[port] = XInputOpen(XDEVICE_TYPE_GAMEPAD, port, XDEVICE_NO_SLOT, NULL);
}
if (!xdk->gamepads[port])
continue;
// if the controller is removed after XGetDeviceChanges but before
// XInputOpen, the device handle will be NULL
#endif
XINPUT_STATE state_tmp;
#if defined(_XBOX1)
if (XInputPoll(xdk->gamepads[port]) != ERROR_SUCCESS)
continue;
if (XInputGetState(xdk->gamepads[port], &state_tmp) != ERROR_SUCCESS)
continue;
#elif defined(_XBOX360)
if (XInputGetState(port, &state_tmp) == ERROR_DEVICE_NOT_CONNECTED)
continue;
#endif
uint64_t *state_cur = &xdk->pad_state[port];
*state_cur = 0;
*state_cur |= ((state_tmp.Gamepad.wButtons & XINPUT_GAMEPAD_DPAD_LEFT) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_LEFT) : 0);
*state_cur |= ((state_tmp.Gamepad.wButtons & XINPUT_GAMEPAD_DPAD_RIGHT) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_RIGHT) : 0);
*state_cur |= ((state_tmp.Gamepad.wButtons & XINPUT_GAMEPAD_DPAD_UP) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_UP) : 0);
*state_cur |= ((state_tmp.Gamepad.wButtons & XINPUT_GAMEPAD_DPAD_DOWN) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_DOWN) : 0);
*state_cur |= ((state_tmp.Gamepad.wButtons & XINPUT_GAMEPAD_START) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_START) : 0);
*state_cur |= ((state_tmp.Gamepad.wButtons & XINPUT_GAMEPAD_BACK) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_SELECT) : 0);
#if defined(_XBOX1)
*state_cur |= ((state_tmp.Gamepad.bAnalogButtons[XINPUT_GAMEPAD_B]) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_A) : 0);
*state_cur |= ((state_tmp.Gamepad.bAnalogButtons[XINPUT_GAMEPAD_A]) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_B) : 0);
*state_cur |= ((state_tmp.Gamepad.bAnalogButtons[XINPUT_GAMEPAD_Y]) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_X) : 0);
*state_cur |= ((state_tmp.Gamepad.bAnalogButtons[XINPUT_GAMEPAD_X]) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_Y) : 0);
*state_cur |= ((state_tmp.Gamepad.bAnalogButtons[XINPUT_GAMEPAD_LEFT_TRIGGER]) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_L) : 0);
*state_cur |= ((state_tmp.Gamepad.bAnalogButtons[XINPUT_GAMEPAD_RIGHT_TRIGGER]) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_R) : 0);
*state_cur |= ((state_tmp.Gamepad.bAnalogButtons[XINPUT_GAMEPAD_WHITE]) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_L2) : 0);
*state_cur |= ((state_tmp.Gamepad.bAnalogButtons[XINPUT_GAMEPAD_BLACK]) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_R2) : 0);
#elif defined(_XBOX360)
*state_cur |= ((state_tmp.Gamepad.wButtons & XINPUT_GAMEPAD_B) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_A) : 0);
*state_cur |= ((state_tmp.Gamepad.wButtons & XINPUT_GAMEPAD_A) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_B) : 0);
*state_cur |= ((state_tmp.Gamepad.wButtons & XINPUT_GAMEPAD_Y) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_X) : 0);
*state_cur |= ((state_tmp.Gamepad.wButtons & XINPUT_GAMEPAD_X) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_Y) : 0);
*state_cur |= ((state_tmp.Gamepad.bLeftTrigger > 128) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_L) : 0);
*state_cur |= ((state_tmp.Gamepad.bRightTrigger > 128) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_R) : 0);
*state_cur |= ((state_tmp.Gamepad.wButtons & XINPUT_GAMEPAD_LEFT_SHOULDER) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_L2) : 0);
*state_cur |= ((state_tmp.Gamepad.wButtons & XINPUT_GAMEPAD_RIGHT_SHOULDER) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_R2) : 0);
#endif
*state_cur |= ((state_tmp.Gamepad.wButtons & XINPUT_GAMEPAD_LEFT_THUMB) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_L3) : 0);
*state_cur |= ((state_tmp.Gamepad.wButtons & XINPUT_GAMEPAD_RIGHT_THUMB) ? (1ULL << RETRO_DEVICE_ID_JOYPAD_R3) : 0);
xdk->analog_state[port][RETRO_DEVICE_INDEX_ANALOG_LEFT][RETRO_DEVICE_ID_ANALOG_X] = state_tmp.Gamepad.sThumbLX;
xdk->analog_state[port][RETRO_DEVICE_INDEX_ANALOG_LEFT][RETRO_DEVICE_ID_ANALOG_Y] = state_tmp.Gamepad.sThumbLY;
xdk->analog_state[port][RETRO_DEVICE_INDEX_ANALOG_RIGHT][RETRO_DEVICE_ID_ANALOG_X] = state_tmp.Gamepad.sThumbRX;
xdk->analog_state[port][RETRO_DEVICE_INDEX_ANALOG_RIGHT][RETRO_DEVICE_ID_ANALOG_Y] = state_tmp.Gamepad.sThumbRY;
if (g_settings.input.autodetect_enable)
{
if (strcmp(g_settings.input.device_names[port], "Xbox") != 0)
xdk_input_set_keybinds(NULL, DEVICE_XBOX_PAD, port, 0, (1ULL << KEYBINDS_ACTION_SET_DEFAULT_BINDS));
}
for (int i = 0; i < 2; i++)
for (int j = 0; j < 2; j++)
if (xdk->analog_state[port][i][j] == -0x8000)
xdk->analog_state[port][i][j] = -0x7fff;
}
uint64_t *state_p1 = &xdk->pad_state[0];
uint64_t *lifecycle_state = &g_extern.lifecycle_state;
*lifecycle_state &= ~((1ULL << RARCH_MENU_TOGGLE));
if((*state_p1 & (1ULL << RETRO_DEVICE_ID_JOYPAD_L3)) && (*state_p1 & (1ULL << RETRO_DEVICE_ID_JOYPAD_R3)))
*lifecycle_state |= (1ULL << RARCH_MENU_TOGGLE);
}
static int16_t xdk_input_state(void *data, const struct retro_keybind **binds,
unsigned port, unsigned device,
unsigned index, unsigned id)
{
xdk_input_t *xdk = (xdk_input_t*)data;
if (port >= MAX_PADS)
return 0;
switch (device)
{
case RETRO_DEVICE_JOYPAD:
return input_joypad_pressed(&xdk_joypad, port, binds[port], id);
case RETRO_DEVICE_ANALOG:
return input_joypad_analog(&xdk_joypad, port, index, id, binds[port]);
default:
return 0;
}
}
static void xdk_input_free_input(void *data)
{
free(data);
}
static void *xdk_input_init(void)
{
xdk_input_t *xdk = (xdk_input_t*)calloc(1, sizeof(*xdk));
if (!xdk)
return NULL;
#ifdef _XBOX1
XInitDevices(0, NULL);
xdk->dwDeviceMask = XGetDevices(XDEVICE_TYPE_GAMEPAD);
//Check the device status
switch(XGetDeviceEnumerationStatus())
{
case XDEVICE_ENUMERATION_IDLE:
RARCH_LOG("Input state status: XDEVICE_ENUMERATION_IDLE\n");
break;
case XDEVICE_ENUMERATION_BUSY:
RARCH_LOG("Input state status: XDEVICE_ENUMERATION_BUSY\n");
break;
}
while(XGetDeviceEnumerationStatus() == XDEVICE_ENUMERATION_BUSY) {}
#endif
return xdk;
}
static bool xdk_input_key_pressed(void *data, int key)
{
return (g_extern.lifecycle_state & (1ULL << key)) || input_joypad_pressed(&xdk_joypad, 0, g_settings.input.binds[0], key);
}
static uint64_t xdk_input_get_capabilities(void *data)
{
uint64_t caps = 0;
caps |= (1 << RETRO_DEVICE_JOYPAD);
caps |= (1 << RETRO_DEVICE_ANALOG);
return caps;
}
// FIXME - are we sure about treating low frequency motor as the "strong" motor? Does it apply for Xbox too?
static bool xdk_input_set_rumble(void *data, unsigned port, enum retro_rumble_effect effect, uint16_t strength)
{
xdk_input_t *xdk = (xdk_input_t*)data;
(void)xdk;
bool val = false;
#if 0
#if defined(_XBOX360)
XINPUT_VIBRATION rumble_state;
if (effect == RETRO_RUMBLE_STRONG)
rumble_state.wLeftMotorSpeed = strength;
else if (effect == RETRO_RUMBLE_WEAK)
rumble_state.wRightMotorSpeed = strength;
val = XInputSetState(port, &rumble_state) == ERROR_SUCCESS;
#elif defined(_XBOX1)
#if 0
XINPUT_FEEDBACK rumble_state;
if (effect == RETRO_RUMBLE_STRONG)
rumble_state.Rumble.wLeftMotorSpeed = strength;
else if (effect == RETRO_RUMBLE_WEAK)
rumble_state.Rumble.wRightMotorSpeed = strength;
val = XInputSetState(xdk->gamepads[port], &rumble_state) == ERROR_SUCCESS;
#endif
#endif
#endif
return val;
}
static const rarch_joypad_driver_t *xdk_input_get_joypad_driver(void *data)
{
return &xdk_joypad;
}
static unsigned xdk_input_devices_size(void *data)
{
return DEVICE_LAST;
}
const input_driver_t input_xinput =
{
xdk_input_init,
xdk_input_poll,
xdk_input_state,
xdk_input_key_pressed,
xdk_input_free_input,
xdk_input_set_keybinds,
NULL,
NULL,
xdk_input_get_capabilities,
xdk_input_devices_size,
"xinput",
NULL,
xdk_input_set_rumble,
xdk_input_get_joypad_driver,
};
static bool xdk_joypad_init(void)
{
return true;
}
static bool xdk_joypad_button(unsigned port_num, uint16_t joykey)
{
xdk_input_t *xdk = (xdk_input_t*)driver.input_data;
if (port_num >= MAX_PADS)
return false;
return xdk->pad_state[port_num] & (1ULL << joykey);
}
static int16_t xdk_joypad_axis(unsigned port_num, uint32_t joyaxis)
{
xdk_input_t *xdk = (xdk_input_t*)driver.input_data;
if (joyaxis == AXIS_NONE || port_num >= MAX_PADS)
return 0;
int val = 0;
int axis = -1;
bool is_neg = false;
bool is_pos = false;
if (AXIS_NEG_GET(joyaxis) < 4)
{
axis = AXIS_NEG_GET(joyaxis);
is_neg = true;
}
else if (AXIS_POS_GET(joyaxis) < 4)
{
axis = AXIS_POS_GET(joyaxis);
is_pos = true;
}
switch (axis)
{
case 0: val = xdk->analog_state[port_num][0][0]; break;
case 1: val = xdk->analog_state[port_num][0][1]; break;
case 2: val = xdk->analog_state[port_num][1][0]; break;
case 3: val = xdk->analog_state[port_num][1][1]; break;
}
if (is_neg && val > 0)
val = 0;
else if (is_pos && val < 0)
val = 0;
return val;
}
static void xdk_joypad_poll(void)
{
}
static bool xdk_joypad_query_pad(unsigned pad)
{
xdk_input_t *xdk = (xdk_input_t*)driver.input_data;
return pad < MAX_PLAYERS && xdk->pad_state[pad];
}
static const char *xdk_joypad_name(unsigned pad)
{
return NULL;
}
static void xdk_joypad_destroy(void)
{
}
const rarch_joypad_driver_t xdk_joypad = {
xdk_joypad_init,
xdk_joypad_query_pad,
xdk_joypad_destroy,
xdk_joypad_button,
xdk_joypad_axis,
xdk_joypad_poll,
NULL,
xdk_joypad_name,
"xdk",
};
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