diff options
Diffstat (limited to 'Source/3rdParty/SDL2/src/joystick/windows/SDL_xinputjoystick.c')
| -rw-r--r-- | Source/3rdParty/SDL2/src/joystick/windows/SDL_xinputjoystick.c | 560 |
1 files changed, 0 insertions, 560 deletions
diff --git a/Source/3rdParty/SDL2/src/joystick/windows/SDL_xinputjoystick.c b/Source/3rdParty/SDL2/src/joystick/windows/SDL_xinputjoystick.c deleted file mode 100644 index 6bbe475..0000000 --- a/Source/3rdParty/SDL2/src/joystick/windows/SDL_xinputjoystick.c +++ /dev/null @@ -1,560 +0,0 @@ -/* - Simple DirectMedia Layer - Copyright (C) 1997-2018 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_assert.h" -#include "SDL_hints.h" -#include "SDL_timer.h" -#include "SDL_windowsjoystick_c.h" -#include "SDL_xinputjoystick_c.h" -#include "../hidapi/SDL_hidapijoystick_c.h" - -/* - * 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); -#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 char * -GetXInputName(const Uint8 userid, BYTE SubType) -{ - char name[32]; - - if (SDL_XInputUseOldJoystickMapping()) { - SDL_snprintf(name, sizeof(name), "X360 Controller #%u", 1 + userid); - } else { - switch (SubType) { - case XINPUT_DEVSUBTYPE_GAMEPAD: - SDL_snprintf(name, sizeof(name), "XInput Controller #%u", 1 + userid); - break; - case XINPUT_DEVSUBTYPE_WHEEL: - SDL_snprintf(name, sizeof(name), "XInput Wheel #%u", 1 + userid); - break; - case XINPUT_DEVSUBTYPE_ARCADE_STICK: - SDL_snprintf(name, sizeof(name), "XInput ArcadeStick #%u", 1 + userid); - break; - case XINPUT_DEVSUBTYPE_FLIGHT_STICK: - SDL_snprintf(name, sizeof(name), "XInput FlightStick #%u", 1 + userid); - break; - case XINPUT_DEVSUBTYPE_DANCE_PAD: - 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: - SDL_snprintf(name, sizeof(name), "XInput Guitar #%u", 1 + userid); - break; - case XINPUT_DEVSUBTYPE_DRUM_KIT: - SDL_snprintf(name, sizeof(name), "XInput DrumKit #%u", 1 + userid); - break; - case XINPUT_DEVSUBTYPE_ARCADE_PAD: - SDL_snprintf(name, sizeof(name), "XInput ArcadePad #%u", 1 + userid); - break; - default: - SDL_snprintf(name, sizeof(name), "XInput Device #%u", 1 + userid); - break; - } - } - return SDL_strdup(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) -{ -#ifndef __WINRT__ /* 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. */ - } - - 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)) && - (SDL_strstr(devName, "IG_") != NULL)) { - SDL_bool found = SDL_FALSE; - for (j = 0; j < SDL_arraysize(s_arrXInputDevicePath); ++j) { - if (j == userid) { - continue; - } - 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. - */ - *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); - break; - } - } - SDL_free(devices); -#endif /* ifndef __WINRT__ */ -} - -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; - - 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_malloc(sizeof(JoyStick_DeviceData)); - if (!pNewJoystick) { - return; /* better luck next time? */ - } - SDL_zerop(pNewJoystick); - - pNewJoystick->joystickname = GetXInputName(userid, SubType); - if (!pNewJoystick->joystickname) { - SDL_free(pNewJoystick); - return; /* better luck next time? */ - } - - pNewJoystick->bXInputDevice = SDL_TRUE; - if (SDL_XInputUseOldJoystickMapping()) { - SDL_zero(pNewJoystick->guid); - } else { - Uint16 *guid16 = (Uint16 *)pNewJoystick->guid.data; - - GuessXInputDevice(userid, &vendor, &product, &version); - - *guid16++ = SDL_SwapLE16(SDL_HARDWARE_BUS_USB); - *guid16++ = 0; - *guid16++ = SDL_SwapLE16(vendor); - *guid16++ = 0; - *guid16++ = SDL_SwapLE16(product); - *guid16++ = 0; - *guid16++ = SDL_SwapLE16(version); - *guid16++ = 0; - - /* Note that this is an XInput device and what subtype it is */ - pNewJoystick->guid.data[14] = 'x'; - pNewJoystick->guid.data[15] = SubType; - } - pNewJoystick->SubType = SubType; - pNewJoystick->XInputUserId = userid; - - if (SDL_ShouldIgnoreJoystick(pNewJoystick->joystickname, pNewJoystick->guid)) { - SDL_free(pNewJoystick); - return; - } - -#ifdef SDL_JOYSTICK_HIDAPI - if (HIDAPI_IsDevicePresent(vendor, product, version)) { - /* The HIDAPI 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) { - 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->player_index = userId; - - 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); - 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 < 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 < 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, Uint32 duration_ms) -{ - 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"); - } - - if ((low_frequency_rumble || high_frequency_rumble) && duration_ms) { - joystick->hwdata->rumble_expiration = SDL_GetTicks() + duration_ms; - } else { - joystick->hwdata->rumble_expiration = 0; - } - return 0; -} - -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); - } - - /* 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; - } - - if (joystick->hwdata->rumble_expiration) { - Uint32 now = SDL_GetTicks(); - if (SDL_TICKS_PASSED(now, joystick->hwdata->rumble_expiration)) { - SDL_XINPUT_JoystickRumble(joystick, 0, 0, 0); - } - } -} - -void -SDL_XINPUT_JoystickClose(SDL_Joystick * joystick) -{ -} - -void -SDL_XINPUT_JoystickQuit(void) -{ - if (s_bXInputEnabled) { - WIN_UnloadXInputDLL(); - } -} - -#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, Uint32 duration_ms) -{ - return SDL_Unsupported(); -} - -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: */ |