Branch
Hash :
3bee5cf5
Author :
Date :
2023-07-07T09:33:53
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611
/*
Simple DirectMedia Layer
Copyright (C) 1997-2023 Sam Lantinga <slouken@libsdl.org>
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
arising from the use of this software.
Permission is granted to anyone to use this software for any purpose,
including commercial applications, and to alter it and redistribute it
freely, subject to the following restrictions:
1. The origin of this software must not be misrepresented; you must not
claim that you wrote the original software. If you use this software
in a product, an acknowledgment in the product documentation would be
appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be
misrepresented as being the original software.
3. This notice may not be removed or altered from any source distribution.
*/
#include "../../SDL_internal.h"
#include "../SDL_sysjoystick.h"
#if SDL_JOYSTICK_XINPUT
#include "SDL_hints.h"
#include "SDL_timer.h"
#include "SDL_windowsjoystick_c.h"
#include "SDL_xinputjoystick_c.h"
#include "SDL_rawinputjoystick_c.h"
#include "../hidapi/SDL_hidapijoystick_c.h"
/* Set up for C function definitions, even when using C++ */
#ifdef __cplusplus
extern "C" {
#endif
/*
* Internal stuff.
*/
static SDL_bool s_bXInputEnabled = SDL_TRUE;
static char *s_arrXInputDevicePath[XUSER_MAX_COUNT];
static SDL_bool SDL_XInputUseOldJoystickMapping()
{
#ifdef __WINRT__
/* TODO: remove this __WINRT__ block, but only after integrating with UWP/WinRT's HID API */
/* FIXME: Why are Win8/10 different here? -flibit */
return NTDDI_VERSION < NTDDI_WIN10;
#elif defined(__XBOXONE__) || defined(__XBOXSERIES__)
return SDL_FALSE;
#else
static int s_XInputUseOldJoystickMapping = -1;
if (s_XInputUseOldJoystickMapping < 0) {
s_XInputUseOldJoystickMapping = SDL_GetHintBoolean(SDL_HINT_XINPUT_USE_OLD_JOYSTICK_MAPPING, SDL_FALSE);
}
return s_XInputUseOldJoystickMapping > 0;
#endif
}
SDL_bool SDL_XINPUT_Enabled(void)
{
return s_bXInputEnabled;
}
int SDL_XINPUT_JoystickInit(void)
{
s_bXInputEnabled = SDL_GetHintBoolean(SDL_HINT_XINPUT_ENABLED, SDL_TRUE);
if (s_bXInputEnabled && WIN_LoadXInputDLL() < 0) {
s_bXInputEnabled = SDL_FALSE; /* oh well. */
}
return 0;
}
static const char *GetXInputName(const Uint8 userid, BYTE SubType)
{
static char name[32];
if (SDL_XInputUseOldJoystickMapping()) {
(void)SDL_snprintf(name, sizeof(name), "X360 Controller #%u", 1 + userid);
} else {
switch (SubType) {
case XINPUT_DEVSUBTYPE_GAMEPAD:
(void)SDL_snprintf(name, sizeof(name), "XInput Controller #%u", 1 + userid);
break;
case XINPUT_DEVSUBTYPE_WHEEL:
(void)SDL_snprintf(name, sizeof(name), "XInput Wheel #%u", 1 + userid);
break;
case XINPUT_DEVSUBTYPE_ARCADE_STICK:
(void)SDL_snprintf(name, sizeof(name), "XInput ArcadeStick #%u", 1 + userid);
break;
case XINPUT_DEVSUBTYPE_FLIGHT_STICK:
(void)SDL_snprintf(name, sizeof(name), "XInput FlightStick #%u", 1 + userid);
break;
case XINPUT_DEVSUBTYPE_DANCE_PAD:
(void)SDL_snprintf(name, sizeof(name), "XInput DancePad #%u", 1 + userid);
break;
case XINPUT_DEVSUBTYPE_GUITAR:
case XINPUT_DEVSUBTYPE_GUITAR_ALTERNATE:
case XINPUT_DEVSUBTYPE_GUITAR_BASS:
(void)SDL_snprintf(name, sizeof(name), "XInput Guitar #%u", 1 + userid);
break;
case XINPUT_DEVSUBTYPE_DRUM_KIT:
(void)SDL_snprintf(name, sizeof(name), "XInput DrumKit #%u", 1 + userid);
break;
case XINPUT_DEVSUBTYPE_ARCADE_PAD:
(void)SDL_snprintf(name, sizeof(name), "XInput ArcadePad #%u", 1 + userid);
break;
default:
(void)SDL_snprintf(name, sizeof(name), "XInput Device #%u", 1 + userid);
break;
}
}
return name;
}
/* We can't really tell what device is being used for XInput, but we can guess
and we'll be correct for the case where only one device is connected.
*/
static void GuessXInputDevice(Uint8 userid, Uint16 *pVID, Uint16 *pPID, Uint16 *pVersion)
{
#if !defined(__WINRT__) && !defined(__XBOXONE__) && !defined(__XBOXSERIES__) /* TODO: remove this ifndef __WINRT__ block, but only after integrating with UWP/WinRT's HID API */
PRAWINPUTDEVICELIST devices = NULL;
UINT i, j, device_count = 0;
if ((GetRawInputDeviceList(NULL, &device_count, sizeof(RAWINPUTDEVICELIST)) == -1) || (!device_count)) {
return; /* oh well. */
}
devices = (PRAWINPUTDEVICELIST)SDL_malloc(sizeof(RAWINPUTDEVICELIST) * device_count);
if (devices == NULL) {
return;
}
if (GetRawInputDeviceList(devices, &device_count, sizeof(RAWINPUTDEVICELIST)) == -1) {
SDL_free(devices);
return; /* oh well. */
}
/* First see if we have a cached entry for this index */
if (s_arrXInputDevicePath[userid]) {
for (i = 0; i < device_count; i++) {
RID_DEVICE_INFO rdi;
char devName[128];
UINT rdiSize = sizeof(rdi);
UINT nameSize = SDL_arraysize(devName);
rdi.cbSize = sizeof(rdi);
if (devices[i].dwType == RIM_TYPEHID &&
GetRawInputDeviceInfoA(devices[i].hDevice, RIDI_DEVICEINFO, &rdi, &rdiSize) != (UINT)-1 &&
GetRawInputDeviceInfoA(devices[i].hDevice, RIDI_DEVICENAME, devName, &nameSize) != (UINT)-1) {
if (SDL_strcmp(devName, s_arrXInputDevicePath[userid]) == 0) {
*pVID = (Uint16)rdi.hid.dwVendorId;
*pPID = (Uint16)rdi.hid.dwProductId;
*pVersion = (Uint16)rdi.hid.dwVersionNumber;
SDL_free(devices);
return;
}
}
}
}
for (i = 0; i < device_count; i++) {
RID_DEVICE_INFO rdi;
char devName[MAX_PATH];
UINT rdiSize = sizeof(rdi);
UINT nameSize = SDL_arraysize(devName);
rdi.cbSize = sizeof(rdi);
if (devices[i].dwType == RIM_TYPEHID &&
GetRawInputDeviceInfoA(devices[i].hDevice, RIDI_DEVICEINFO, &rdi, &rdiSize) != (UINT)-1 &&
GetRawInputDeviceInfoA(devices[i].hDevice, RIDI_DEVICENAME, devName, &nameSize) != (UINT)-1) {
#ifdef DEBUG_JOYSTICK
SDL_Log("Raw input device: VID = 0x%x, PID = 0x%x, %s\n", rdi.hid.dwVendorId, rdi.hid.dwProductId, devName);
#endif
if (SDL_strstr(devName, "IG_") != NULL) {
SDL_bool found = SDL_FALSE;
for (j = 0; j < SDL_arraysize(s_arrXInputDevicePath); ++j) {
if (!s_arrXInputDevicePath[j]) {
continue;
}
if (SDL_strcmp(devName, s_arrXInputDevicePath[j]) == 0) {
found = SDL_TRUE;
break;
}
}
if (found) {
/* We already have this device in our XInput device list */
continue;
}
/* We don't actually know if this is the right device for this
* userid, but we'll record it so we'll at least be consistent
* when the raw device list changes.
*/
if (rdi.hid.dwVendorId == USB_VENDOR_VALVE &&
rdi.hid.dwProductId == USB_PRODUCT_STEAM_VIRTUAL_GAMEPAD) {
/* Steam encodes the real device in the path */
int realVID = rdi.hid.dwVendorId;
int realPID = rdi.hid.dwProductId;
(void)SDL_sscanf(devName, "\\\\.\\pipe\\HID#VID_045E&PID_028E&IG_00#%x&%x&", &realVID, &realPID);
*pVID = (Uint16)realVID;
*pPID = (Uint16)realPID;
*pVersion = 0;
} else {
*pVID = (Uint16)rdi.hid.dwVendorId;
*pPID = (Uint16)rdi.hid.dwProductId;
*pVersion = (Uint16)rdi.hid.dwVersionNumber;
}
if (s_arrXInputDevicePath[userid]) {
SDL_free(s_arrXInputDevicePath[userid]);
}
s_arrXInputDevicePath[userid] = SDL_strdup(devName);
SDL_free(devices);
return;
}
}
}
SDL_free(devices);
#endif /* !__WINRT__ */
/* The device wasn't in the raw HID device list, it's probably Bluetooth */
*pVID = 0x045e; /* Microsoft */
*pPID = 0x02fd; /* XBox One S Bluetooth */
*pVersion = 0;
}
static void AddXInputDevice(Uint8 userid, BYTE SubType, JoyStick_DeviceData **pContext)
{
Uint16 vendor = 0;
Uint16 product = 0;
Uint16 version = 0;
JoyStick_DeviceData *pPrevJoystick = NULL;
JoyStick_DeviceData *pNewJoystick = *pContext;
#ifdef SDL_JOYSTICK_RAWINPUT
if (RAWINPUT_IsEnabled()) {
/* The raw input driver handles more than 4 controllers, so prefer that when available */
/* We do this check here rather than at the top of SDL_XINPUT_JoystickDetect() because
we need to check XInput state before RAWINPUT gets a hold of the device, otherwise
when a controller is connected via the wireless adapter, it will shut down at the
first subsequent XInput call. This seems like a driver stack bug?
Reference: https://github.com/libsdl-org/SDL/issues/3468
*/
return;
}
#endif
if (SDL_XInputUseOldJoystickMapping() && SubType != XINPUT_DEVSUBTYPE_GAMEPAD) {
return;
}
if (SubType == XINPUT_DEVSUBTYPE_UNKNOWN) {
return;
}
while (pNewJoystick) {
if (pNewJoystick->bXInputDevice && (pNewJoystick->XInputUserId == userid) && (pNewJoystick->SubType == SubType)) {
/* if we are replacing the front of the list then update it */
if (pNewJoystick == *pContext) {
*pContext = pNewJoystick->pNext;
} else if (pPrevJoystick) {
pPrevJoystick->pNext = pNewJoystick->pNext;
}
pNewJoystick->pNext = SYS_Joystick;
SYS_Joystick = pNewJoystick;
return; /* already in the list. */
}
pPrevJoystick = pNewJoystick;
pNewJoystick = pNewJoystick->pNext;
}
pNewJoystick = (JoyStick_DeviceData *)SDL_calloc(1, sizeof(JoyStick_DeviceData));
if (pNewJoystick == NULL) {
return; /* better luck next time? */
}
pNewJoystick->bXInputDevice = SDL_TRUE;
pNewJoystick->joystickname = SDL_CreateJoystickName(vendor, product, NULL, GetXInputName(userid, SubType));
if (!pNewJoystick->joystickname) {
SDL_free(pNewJoystick);
return; /* better luck next time? */
}
(void)SDL_snprintf(pNewJoystick->path, sizeof(pNewJoystick->path), "XInput#%d", userid);
if (!SDL_XInputUseOldJoystickMapping()) {
GuessXInputDevice(userid, &vendor, &product, &version);
pNewJoystick->guid = SDL_CreateJoystickGUID(SDL_HARDWARE_BUS_USB, vendor, product, version, pNewJoystick->joystickname, 'x', SubType);
}
pNewJoystick->SubType = SubType;
pNewJoystick->XInputUserId = userid;
if (SDL_ShouldIgnoreJoystick(pNewJoystick->joystickname, pNewJoystick->guid)) {
SDL_free(pNewJoystick);
return;
}
#ifdef SDL_JOYSTICK_HIDAPI
/* Since we're guessing about the VID/PID, use a hard-coded VID/PID to represent XInput */
if (HIDAPI_IsDevicePresent(USB_VENDOR_MICROSOFT, USB_PRODUCT_XBOX_ONE_XINPUT_CONTROLLER, version, pNewJoystick->joystickname)) {
/* The HIDAPI driver is taking care of this device */
SDL_free(pNewJoystick);
return;
}
#endif
#ifdef SDL_JOYSTICK_RAWINPUT
if (RAWINPUT_IsDevicePresent(vendor, product, version, pNewJoystick->joystickname)) {
/* The RAWINPUT driver is taking care of this device */
SDL_free(pNewJoystick);
return;
}
#endif
WINDOWS_AddJoystickDevice(pNewJoystick);
}
static void DelXInputDevice(Uint8 userid)
{
if (s_arrXInputDevicePath[userid]) {
SDL_free(s_arrXInputDevicePath[userid]);
s_arrXInputDevicePath[userid] = NULL;
}
}
void SDL_XINPUT_JoystickDetect(JoyStick_DeviceData **pContext)
{
int iuserid;
if (!s_bXInputEnabled) {
return;
}
/* iterate in reverse, so these are in the final list in ascending numeric order. */
for (iuserid = XUSER_MAX_COUNT - 1; iuserid >= 0; iuserid--) {
const Uint8 userid = (Uint8)iuserid;
XINPUT_CAPABILITIES capabilities;
if (XINPUTGETCAPABILITIES(userid, XINPUT_FLAG_GAMEPAD, &capabilities) == ERROR_SUCCESS) {
/* Adding a new device, must handle all removes first, or GuessXInputDevice goes terribly wrong (returns
a product/vendor ID that is not even attached to the system) when we get a remove and add on the same tick
(e.g. when disconnecting a device and the OS reassigns which userid an already-attached controller is)
*/
int iuserid2;
for (iuserid2 = iuserid - 1; iuserid2 >= 0; iuserid2--) {
const Uint8 userid2 = (Uint8)iuserid2;
XINPUT_CAPABILITIES capabilities2;
if (XINPUTGETCAPABILITIES(userid2, XINPUT_FLAG_GAMEPAD, &capabilities2) != ERROR_SUCCESS) {
DelXInputDevice(userid2);
}
}
AddXInputDevice(userid, capabilities.SubType, pContext);
} else {
DelXInputDevice(userid);
}
}
}
int SDL_XINPUT_JoystickOpen(SDL_Joystick *joystick, JoyStick_DeviceData *joystickdevice)
{
const Uint8 userId = joystickdevice->XInputUserId;
XINPUT_CAPABILITIES capabilities;
XINPUT_VIBRATION state;
SDL_assert(s_bXInputEnabled);
SDL_assert(XINPUTGETCAPABILITIES);
SDL_assert(XINPUTSETSTATE);
SDL_assert(userId < XUSER_MAX_COUNT);
joystick->hwdata->bXInputDevice = SDL_TRUE;
if (XINPUTGETCAPABILITIES(userId, XINPUT_FLAG_GAMEPAD, &capabilities) != ERROR_SUCCESS) {
SDL_free(joystick->hwdata);
joystick->hwdata = NULL;
return SDL_SetError("Failed to obtain XInput device capabilities. Device disconnected?");
}
SDL_zero(state);
joystick->hwdata->bXInputHaptic = (XINPUTSETSTATE(userId, &state) == ERROR_SUCCESS) ? SDL_TRUE : SDL_FALSE;
joystick->hwdata->userid = userId;
/* The XInput API has a hard coded button/axis mapping, so we just match it */
if (SDL_XInputUseOldJoystickMapping()) {
joystick->naxes = 6;
joystick->nbuttons = 15;
} else {
joystick->naxes = 6;
joystick->nbuttons = 11;
joystick->nhats = 1;
}
return 0;
}
static void UpdateXInputJoystickBatteryInformation(SDL_Joystick *joystick, XINPUT_BATTERY_INFORMATION_EX *pBatteryInformation)
{
if (pBatteryInformation->BatteryType != BATTERY_TYPE_UNKNOWN) {
SDL_JoystickPowerLevel ePowerLevel = SDL_JOYSTICK_POWER_UNKNOWN;
if (pBatteryInformation->BatteryType == BATTERY_TYPE_WIRED) {
ePowerLevel = SDL_JOYSTICK_POWER_WIRED;
} else {
switch (pBatteryInformation->BatteryLevel) {
case BATTERY_LEVEL_EMPTY:
ePowerLevel = SDL_JOYSTICK_POWER_EMPTY;
break;
case BATTERY_LEVEL_LOW:
ePowerLevel = SDL_JOYSTICK_POWER_LOW;
break;
case BATTERY_LEVEL_MEDIUM:
ePowerLevel = SDL_JOYSTICK_POWER_MEDIUM;
break;
default:
case BATTERY_LEVEL_FULL:
ePowerLevel = SDL_JOYSTICK_POWER_FULL;
break;
}
}
SDL_PrivateJoystickBatteryLevel(joystick, ePowerLevel);
}
}
static void UpdateXInputJoystickState_OLD(SDL_Joystick *joystick, XINPUT_STATE_EX *pXInputState, XINPUT_BATTERY_INFORMATION_EX *pBatteryInformation)
{
static WORD s_XInputButtons[] = {
XINPUT_GAMEPAD_DPAD_UP, XINPUT_GAMEPAD_DPAD_DOWN, XINPUT_GAMEPAD_DPAD_LEFT, XINPUT_GAMEPAD_DPAD_RIGHT,
XINPUT_GAMEPAD_START, XINPUT_GAMEPAD_BACK, XINPUT_GAMEPAD_LEFT_THUMB, XINPUT_GAMEPAD_RIGHT_THUMB,
XINPUT_GAMEPAD_LEFT_SHOULDER, XINPUT_GAMEPAD_RIGHT_SHOULDER,
XINPUT_GAMEPAD_A, XINPUT_GAMEPAD_B, XINPUT_GAMEPAD_X, XINPUT_GAMEPAD_Y,
XINPUT_GAMEPAD_GUIDE
};
WORD wButtons = pXInputState->Gamepad.wButtons;
Uint8 button;
SDL_PrivateJoystickAxis(joystick, 0, (Sint16)pXInputState->Gamepad.sThumbLX);
SDL_PrivateJoystickAxis(joystick, 1, (Sint16)(-SDL_max(-32767, pXInputState->Gamepad.sThumbLY)));
SDL_PrivateJoystickAxis(joystick, 2, (Sint16)pXInputState->Gamepad.sThumbRX);
SDL_PrivateJoystickAxis(joystick, 3, (Sint16)(-SDL_max(-32767, pXInputState->Gamepad.sThumbRY)));
SDL_PrivateJoystickAxis(joystick, 4, (Sint16)(((int)pXInputState->Gamepad.bLeftTrigger * 65535 / 255) - 32768));
SDL_PrivateJoystickAxis(joystick, 5, (Sint16)(((int)pXInputState->Gamepad.bRightTrigger * 65535 / 255) - 32768));
for (button = 0; button < (Uint8)SDL_arraysize(s_XInputButtons); ++button) {
SDL_PrivateJoystickButton(joystick, button, (wButtons & s_XInputButtons[button]) ? SDL_PRESSED : SDL_RELEASED);
}
UpdateXInputJoystickBatteryInformation(joystick, pBatteryInformation);
}
static void UpdateXInputJoystickState(SDL_Joystick *joystick, XINPUT_STATE_EX *pXInputState, XINPUT_BATTERY_INFORMATION_EX *pBatteryInformation)
{
static WORD s_XInputButtons[] = {
XINPUT_GAMEPAD_A, XINPUT_GAMEPAD_B, XINPUT_GAMEPAD_X, XINPUT_GAMEPAD_Y,
XINPUT_GAMEPAD_LEFT_SHOULDER, XINPUT_GAMEPAD_RIGHT_SHOULDER, XINPUT_GAMEPAD_BACK, XINPUT_GAMEPAD_START,
XINPUT_GAMEPAD_LEFT_THUMB, XINPUT_GAMEPAD_RIGHT_THUMB,
XINPUT_GAMEPAD_GUIDE
};
WORD wButtons = pXInputState->Gamepad.wButtons;
Uint8 button;
Uint8 hat = SDL_HAT_CENTERED;
SDL_PrivateJoystickAxis(joystick, 0, pXInputState->Gamepad.sThumbLX);
SDL_PrivateJoystickAxis(joystick, 1, ~pXInputState->Gamepad.sThumbLY);
SDL_PrivateJoystickAxis(joystick, 2, ((int)pXInputState->Gamepad.bLeftTrigger * 257) - 32768);
SDL_PrivateJoystickAxis(joystick, 3, pXInputState->Gamepad.sThumbRX);
SDL_PrivateJoystickAxis(joystick, 4, ~pXInputState->Gamepad.sThumbRY);
SDL_PrivateJoystickAxis(joystick, 5, ((int)pXInputState->Gamepad.bRightTrigger * 257) - 32768);
for (button = 0; button < (Uint8)SDL_arraysize(s_XInputButtons); ++button) {
SDL_PrivateJoystickButton(joystick, button, (wButtons & s_XInputButtons[button]) ? SDL_PRESSED : SDL_RELEASED);
}
if (wButtons & XINPUT_GAMEPAD_DPAD_UP) {
hat |= SDL_HAT_UP;
}
if (wButtons & XINPUT_GAMEPAD_DPAD_DOWN) {
hat |= SDL_HAT_DOWN;
}
if (wButtons & XINPUT_GAMEPAD_DPAD_LEFT) {
hat |= SDL_HAT_LEFT;
}
if (wButtons & XINPUT_GAMEPAD_DPAD_RIGHT) {
hat |= SDL_HAT_RIGHT;
}
SDL_PrivateJoystickHat(joystick, 0, hat);
UpdateXInputJoystickBatteryInformation(joystick, pBatteryInformation);
}
int SDL_XINPUT_JoystickRumble(SDL_Joystick *joystick, Uint16 low_frequency_rumble, Uint16 high_frequency_rumble)
{
XINPUT_VIBRATION XVibration;
if (!XINPUTSETSTATE) {
return SDL_Unsupported();
}
XVibration.wLeftMotorSpeed = low_frequency_rumble;
XVibration.wRightMotorSpeed = high_frequency_rumble;
if (XINPUTSETSTATE(joystick->hwdata->userid, &XVibration) != ERROR_SUCCESS) {
return SDL_SetError("XInputSetState() failed");
}
return 0;
}
Uint32 SDL_XINPUT_JoystickGetCapabilities(SDL_Joystick *joystick)
{
return SDL_JOYCAP_RUMBLE;
}
void SDL_XINPUT_JoystickUpdate(SDL_Joystick *joystick)
{
HRESULT result;
XINPUT_STATE_EX XInputState;
XINPUT_BATTERY_INFORMATION_EX XBatteryInformation;
if (!XINPUTGETSTATE) {
return;
}
result = XINPUTGETSTATE(joystick->hwdata->userid, &XInputState);
if (result == ERROR_DEVICE_NOT_CONNECTED) {
return;
}
SDL_zero(XBatteryInformation);
if (XINPUTGETBATTERYINFORMATION) {
result = XINPUTGETBATTERYINFORMATION(joystick->hwdata->userid, BATTERY_DEVTYPE_GAMEPAD, &XBatteryInformation);
}
#if defined(__XBOXONE__) || defined(__XBOXSERIES__)
/* XInputOnGameInput doesn't ever change dwPacketNumber, so have to just update every frame */
UpdateXInputJoystickState(joystick, &XInputState, &XBatteryInformation);
#else
/* only fire events if the data changed from last time */
if (XInputState.dwPacketNumber && XInputState.dwPacketNumber != joystick->hwdata->dwPacketNumber) {
if (SDL_XInputUseOldJoystickMapping()) {
UpdateXInputJoystickState_OLD(joystick, &XInputState, &XBatteryInformation);
} else {
UpdateXInputJoystickState(joystick, &XInputState, &XBatteryInformation);
}
joystick->hwdata->dwPacketNumber = XInputState.dwPacketNumber;
}
#endif
}
void SDL_XINPUT_JoystickClose(SDL_Joystick *joystick)
{
}
void SDL_XINPUT_JoystickQuit(void)
{
if (s_bXInputEnabled) {
WIN_UnloadXInputDLL();
}
}
/* Ends C function definitions when using C++ */
#ifdef __cplusplus
}
#endif
#else /* !SDL_JOYSTICK_XINPUT */
typedef struct JoyStick_DeviceData JoyStick_DeviceData;
SDL_bool SDL_XINPUT_Enabled(void)
{
return SDL_FALSE;
}
int SDL_XINPUT_JoystickInit(void)
{
return 0;
}
void SDL_XINPUT_JoystickDetect(JoyStick_DeviceData **pContext)
{
}
int SDL_XINPUT_JoystickOpen(SDL_Joystick *joystick, JoyStick_DeviceData *joystickdevice)
{
return SDL_Unsupported();
}
int SDL_XINPUT_JoystickRumble(SDL_Joystick *joystick, Uint16 low_frequency_rumble, Uint16 high_frequency_rumble)
{
return SDL_Unsupported();
}
Uint32 SDL_XINPUT_JoystickGetCapabilities(SDL_Joystick *joystick)
{
return 0;
}
void SDL_XINPUT_JoystickUpdate(SDL_Joystick *joystick)
{
}
void SDL_XINPUT_JoystickClose(SDL_Joystick *joystick)
{
}
void SDL_XINPUT_JoystickQuit(void)
{
}
#endif /* SDL_JOYSTICK_XINPUT */
/* vi: set ts=4 sw=4 expandtab: */