forked from Mirrors/wine-wine
514 lines
18 KiB
C
514 lines
18 KiB
C
/*
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* The Wine project - Xinput Joystick HID interface
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* Copyright 2018 Aric Stewart
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <assert.h>
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#include <stdarg.h>
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#include <string.h>
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#include "wine/debug.h"
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#include "windef.h"
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#include "winbase.h"
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#include "winuser.h"
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#include "winerror.h"
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#include "winreg.h"
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#include "wingdi.h"
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#include "winnls.h"
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#include "winternl.h"
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#include "setupapi.h"
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#include "devpkey.h"
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#include "hidusage.h"
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#include "ddk/hidsdi.h"
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#include "initguid.h"
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#include "devguid.h"
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#include "xinput.h"
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#include "xinput_private.h"
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WINE_DEFAULT_DEBUG_CHANNEL(xinput);
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#define XINPUT_GAMEPAD_GUIDE 0x0400
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struct axis_info
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{
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LONG min;
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LONG range;
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USHORT bits;
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};
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struct hid_platform_private {
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PHIDP_PREPARSED_DATA ppd;
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HANDLE device;
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WCHAR *device_path;
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BOOL enabled;
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DWORD report_length;
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BYTE current_report;
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CHAR *reports[2];
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struct axis_info lx, ly, ltrigger, rx, ry, rtrigger;
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};
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static DWORD last_check = 0;
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static void MarkUsage(struct hid_platform_private *private, WORD usage, LONG min, LONG max, USHORT bits)
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{
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struct axis_info info = {min, max-min, bits};
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switch (usage)
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{
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case HID_USAGE_GENERIC_X: private->lx = info; break;
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case HID_USAGE_GENERIC_Y: private->ly = info; break;
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case HID_USAGE_GENERIC_Z: private->ltrigger = info; break;
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case HID_USAGE_GENERIC_RX: private->rx = info; break;
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case HID_USAGE_GENERIC_RY: private->ry = info; break;
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case HID_USAGE_GENERIC_RZ: private->rtrigger = info; break;
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}
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}
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static BOOL VerifyGamepad(PHIDP_PREPARSED_DATA ppd, XINPUT_CAPABILITIES *xinput_caps, struct hid_platform_private *private, HIDP_CAPS *caps)
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{
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HIDP_BUTTON_CAPS *button_caps;
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HIDP_VALUE_CAPS *value_caps;
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int i;
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int button_count = 0;
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USHORT button_caps_count = 0;
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USHORT value_caps_count = 0;
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/* Count buttons */
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memset(xinput_caps, 0, sizeof(XINPUT_CAPABILITIES));
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button_caps_count = caps->NumberInputButtonCaps;
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button_caps = HeapAlloc(GetProcessHeap(), 0, sizeof(*button_caps) * button_caps_count);
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HidP_GetButtonCaps(HidP_Input, button_caps, &button_caps_count, ppd);
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for (i = 0; i < button_caps_count; i++)
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{
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if (button_caps[i].UsagePage != HID_USAGE_PAGE_BUTTON)
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continue;
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if (button_caps[i].IsRange)
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button_count = max(button_count, button_caps[i].Range.UsageMax);
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else
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button_count = max(button_count, button_caps[i].NotRange.Usage);
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}
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HeapFree(GetProcessHeap(), 0, button_caps);
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if (button_count < 11)
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WARN("Too few buttons, continuing anyway\n");
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xinput_caps->Gamepad.wButtons = 0xffff;
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value_caps_count = caps->NumberInputValueCaps;
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value_caps = HeapAlloc(GetProcessHeap(), 0, sizeof(*value_caps) * value_caps_count);
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HidP_GetValueCaps(HidP_Input, value_caps, &value_caps_count, ppd);
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for (i = 0; i < value_caps_count; i++)
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{
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if (value_caps[i].UsagePage != HID_USAGE_PAGE_GENERIC)
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continue;
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if (value_caps[i].IsRange)
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{
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int u;
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for (u = value_caps[i].Range.UsageMin; u <=value_caps[i].Range.UsageMax; u++)
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MarkUsage(private, u, value_caps[i].LogicalMin, value_caps[i].LogicalMax, value_caps[i].BitSize);
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}
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else
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MarkUsage(private, value_caps[i].NotRange.Usage, value_caps[i].LogicalMin, value_caps[i].LogicalMax, value_caps[i].BitSize);
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}
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HeapFree(GetProcessHeap(), 0, value_caps);
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if (private->ltrigger.bits)
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xinput_caps->Gamepad.bLeftTrigger = (1u << (sizeof(xinput_caps->Gamepad.bLeftTrigger) + 1)) - 1;
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else
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WARN("Missing axis LeftTrigger\n");
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if (private->rtrigger.bits)
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xinput_caps->Gamepad.bRightTrigger = (1u << (sizeof(xinput_caps->Gamepad.bRightTrigger) + 1)) - 1;
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else
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WARN("Missing axis RightTrigger\n");
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if (private->lx.bits)
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xinput_caps->Gamepad.sThumbLX = (1u << (sizeof(xinput_caps->Gamepad.sThumbLX) + 1)) - 1;
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else
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WARN("Missing axis ThumbLX\n");
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if (private->ly.bits)
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xinput_caps->Gamepad.sThumbLY = (1u << (sizeof(xinput_caps->Gamepad.sThumbLY) + 1)) - 1;
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else
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WARN("Missing axis ThumbLY\n");
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if (private->rx.bits)
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xinput_caps->Gamepad.sThumbRX = (1u << (sizeof(xinput_caps->Gamepad.sThumbRX) + 1)) - 1;
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else
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WARN("Missing axis ThumbRX\n");
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if (private->ry.bits)
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xinput_caps->Gamepad.sThumbRY = (1u << (sizeof(xinput_caps->Gamepad.sThumbRY) + 1)) - 1;
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else
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WARN("Missing axis ThumbRY\n");
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xinput_caps->Type = XINPUT_DEVTYPE_GAMEPAD;
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xinput_caps->SubType = XINPUT_DEVSUBTYPE_GAMEPAD;
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value_caps_count = caps->NumberOutputValueCaps;
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if (value_caps_count > 0)
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{
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xinput_caps->Flags |= XINPUT_CAPS_FFB_SUPPORTED;
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xinput_caps->Vibration.wLeftMotorSpeed = 255;
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xinput_caps->Vibration.wRightMotorSpeed = 255;
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}
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return TRUE;
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}
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static BOOL init_controller(xinput_controller *controller, PHIDP_PREPARSED_DATA ppd, HIDP_CAPS *caps, HANDLE device, WCHAR *device_path)
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{
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size_t size;
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struct hid_platform_private *private = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(struct hid_platform_private));
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if (!VerifyGamepad(ppd, &controller->caps, private, caps))
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{
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HeapFree(GetProcessHeap(), 0, private);
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return FALSE;
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}
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TRACE("Found gamepad %s\n", debugstr_w(device_path));
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private->ppd = ppd;
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private->device = device;
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private->report_length = caps->InputReportByteLength + 1;
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private->current_report = 0;
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private->reports[0] = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, private->report_length);
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private->reports[1] = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, private->report_length);
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size = (lstrlenW(device_path) + 1) * sizeof(WCHAR);
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private->device_path = HeapAlloc(GetProcessHeap(), 0, size);
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memcpy(private->device_path, device_path, size);
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private->enabled = TRUE;
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memset(&controller->state, 0, sizeof(controller->state));
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memset(&controller->vibration, 0, sizeof(controller->vibration));
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controller->platform_private = private;
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return TRUE;
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}
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void HID_find_gamepads(xinput_controller *devices)
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{
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HDEVINFO device_info_set;
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GUID hid_guid;
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SP_DEVICE_INTERFACE_DATA interface_data;
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SP_DEVICE_INTERFACE_DETAIL_DATA_W *data;
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PHIDP_PREPARSED_DATA ppd;
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DWORD detail_size = MAX_PATH * sizeof(WCHAR);
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HANDLE device;
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HIDP_CAPS Caps;
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DWORD idx;
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int i, open_device_idx;
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idx = GetTickCount();
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if ((idx - last_check) < 2000)
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return;
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EnterCriticalSection(&xinput_crit);
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if ((idx - last_check) < 2000)
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{
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LeaveCriticalSection(&xinput_crit);
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return;
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}
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last_check = idx;
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HidD_GetHidGuid(&hid_guid);
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device_info_set = SetupDiGetClassDevsW(&hid_guid, NULL, NULL, DIGCF_DEVICEINTERFACE | DIGCF_PRESENT);
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data = HeapAlloc(GetProcessHeap(), 0 , sizeof(*data) + detail_size);
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data->cbSize = sizeof(*data);
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ZeroMemory(&interface_data, sizeof(interface_data));
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interface_data.cbSize = sizeof(interface_data);
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idx = 0;
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while (SetupDiEnumDeviceInterfaces(device_info_set, NULL, &hid_guid, idx++,
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&interface_data))
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{
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static const WCHAR ig[] = {'I','G','_',0};
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if (!SetupDiGetDeviceInterfaceDetailW(device_info_set,
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&interface_data, data, sizeof(*data) + detail_size, NULL, NULL))
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continue;
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if (!wcsstr(data->DevicePath, ig))
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continue;
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open_device_idx = -1;
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for (i = 0; i < XUSER_MAX_COUNT; i++)
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{
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struct hid_platform_private *private = devices[i].platform_private;
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if (devices[i].platform_private)
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{
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if (!wcscmp(data->DevicePath, private->device_path))
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break;
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}
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else if(open_device_idx < 0)
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open_device_idx = i;
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}
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if (i != XUSER_MAX_COUNT)
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/* this device is already opened */
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continue;
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if (open_device_idx < 0)
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/* no open device slots */
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break;
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device = CreateFileW(data->DevicePath, GENERIC_READ|GENERIC_WRITE, FILE_SHARE_READ|FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, 0 );
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if (device == INVALID_HANDLE_VALUE)
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continue;
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HidD_GetPreparsedData(device, &ppd);
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HidP_GetCaps(ppd, &Caps);
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if (Caps.UsagePage == HID_USAGE_PAGE_GENERIC &&
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(Caps.Usage == HID_USAGE_GENERIC_GAMEPAD ||
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Caps.Usage == HID_USAGE_GENERIC_JOYSTICK ||
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Caps.Usage == 0x8 /* Multi-axis Controller */))
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{
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if(!init_controller(&devices[open_device_idx], ppd, &Caps, device, data->DevicePath))
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{
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CloseHandle(device);
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HidD_FreePreparsedData(ppd);
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}
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}
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else
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{
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CloseHandle(device);
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HidD_FreePreparsedData(ppd);
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}
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}
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HeapFree(GetProcessHeap(), 0, data);
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SetupDiDestroyDeviceInfoList(device_info_set);
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LeaveCriticalSection(&xinput_crit);
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}
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static void remove_gamepad(xinput_controller *device)
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{
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EnterCriticalSection(&device->crit);
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if (device->platform_private)
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{
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struct hid_platform_private *private = device->platform_private;
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device->platform_private = NULL;
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CloseHandle(private->device);
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HeapFree(GetProcessHeap(), 0, private->reports[0]);
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HeapFree(GetProcessHeap(), 0, private->reports[1]);
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HeapFree(GetProcessHeap(), 0, private->device_path);
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HidD_FreePreparsedData(private->ppd);
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HeapFree(GetProcessHeap(), 0, private);
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}
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LeaveCriticalSection(&device->crit);
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}
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void HID_destroy_gamepads(xinput_controller *devices)
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{
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int i;
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for (i = 0; i < XUSER_MAX_COUNT; i++)
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remove_gamepad(&devices[i]);
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}
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static SHORT scale_short(LONG value, const struct axis_info *axis)
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{
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return ((((ULONGLONG)(value - axis->min)) * 0xffff) / axis->range) - 32768;
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}
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static BYTE scale_byte(LONG value, const struct axis_info *axis)
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{
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return (((ULONGLONG)(value - axis->min)) * 0xff) / axis->range;
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}
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void HID_update_state(xinput_controller *device, XINPUT_STATE *state)
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{
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struct hid_platform_private *private = device->platform_private;
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int i;
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CHAR *report = private->reports[(private->current_report)%2];
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CHAR *target_report = private->reports[(private->current_report+1)%2];
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USAGE buttons[11];
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ULONG button_length, hat_value;
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LONG value;
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if (!private->enabled)
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return;
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if (!HidD_GetInputReport(private->device, target_report, private->report_length))
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{
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if (GetLastError() == ERROR_ACCESS_DENIED || GetLastError() == ERROR_INVALID_HANDLE)
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{
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EnterCriticalSection(&xinput_crit);
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remove_gamepad(device);
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LeaveCriticalSection(&xinput_crit);
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}
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else
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ERR("Failed to get Input Report (%x)\n", GetLastError());
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return;
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}
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if (memcmp(report, target_report, private->report_length) != 0)
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{
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private->current_report = (private->current_report+1)%2;
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device->state.dwPacketNumber++;
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button_length = ARRAY_SIZE(buttons);
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HidP_GetUsages(HidP_Input, HID_USAGE_PAGE_BUTTON, 0, buttons, &button_length, private->ppd, target_report, private->report_length);
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device->state.Gamepad.wButtons = 0;
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for (i = 0; i < button_length; i++)
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{
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switch (buttons[i])
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{
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case 1: device->state.Gamepad.wButtons |= XINPUT_GAMEPAD_A; break;
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case 2: device->state.Gamepad.wButtons |= XINPUT_GAMEPAD_B; break;
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case 3: device->state.Gamepad.wButtons |= XINPUT_GAMEPAD_X; break;
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case 4: device->state.Gamepad.wButtons |= XINPUT_GAMEPAD_Y; break;
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case 5: device->state.Gamepad.wButtons |= XINPUT_GAMEPAD_LEFT_SHOULDER; break;
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case 6: device->state.Gamepad.wButtons |= XINPUT_GAMEPAD_RIGHT_SHOULDER; break;
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case 7: device->state.Gamepad.wButtons |= XINPUT_GAMEPAD_BACK; break;
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case 8: device->state.Gamepad.wButtons |= XINPUT_GAMEPAD_START; break;
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case 9: device->state.Gamepad.wButtons |= XINPUT_GAMEPAD_LEFT_THUMB; break;
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case 10: device->state.Gamepad.wButtons |= XINPUT_GAMEPAD_RIGHT_THUMB; break;
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case 11: device->state.Gamepad.wButtons |= XINPUT_GAMEPAD_GUIDE; break;
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}
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}
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if(HidP_GetUsageValue(HidP_Input, HID_USAGE_PAGE_GENERIC, 0, HID_USAGE_GENERIC_HATSWITCH, &hat_value,
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private->ppd, target_report, private->report_length) == HIDP_STATUS_SUCCESS)
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{
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switch(hat_value){
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/* 8 1 2
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* 7 0 3
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* 6 5 4 */
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case 0:
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break;
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case 1:
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device->state.Gamepad.wButtons |= XINPUT_GAMEPAD_DPAD_UP;
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break;
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case 2:
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device->state.Gamepad.wButtons |= XINPUT_GAMEPAD_DPAD_UP | XINPUT_GAMEPAD_DPAD_RIGHT;
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break;
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case 3:
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device->state.Gamepad.wButtons |= XINPUT_GAMEPAD_DPAD_RIGHT;
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break;
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case 4:
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device->state.Gamepad.wButtons |= XINPUT_GAMEPAD_DPAD_RIGHT | XINPUT_GAMEPAD_DPAD_DOWN;
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break;
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case 5:
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device->state.Gamepad.wButtons |= XINPUT_GAMEPAD_DPAD_DOWN;
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break;
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case 6:
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device->state.Gamepad.wButtons |= XINPUT_GAMEPAD_DPAD_DOWN | XINPUT_GAMEPAD_DPAD_LEFT;
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break;
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case 7:
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device->state.Gamepad.wButtons |= XINPUT_GAMEPAD_DPAD_LEFT;
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break;
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case 8:
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device->state.Gamepad.wButtons |= XINPUT_GAMEPAD_DPAD_LEFT | XINPUT_GAMEPAD_DPAD_UP;
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break;
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}
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}
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if(HidP_GetScaledUsageValue(HidP_Input, HID_USAGE_PAGE_GENERIC, 0, HID_USAGE_GENERIC_X, &value,
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private->ppd, target_report, private->report_length) == HIDP_STATUS_SUCCESS)
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device->state.Gamepad.sThumbLX = scale_short(value, &private->lx);
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if(HidP_GetScaledUsageValue(HidP_Input, HID_USAGE_PAGE_GENERIC, 0, HID_USAGE_GENERIC_Y, &value,
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private->ppd, target_report, private->report_length) == HIDP_STATUS_SUCCESS)
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device->state.Gamepad.sThumbLY = -scale_short(value, &private->ly) - 1;
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if(HidP_GetScaledUsageValue(HidP_Input, HID_USAGE_PAGE_GENERIC, 0, HID_USAGE_GENERIC_RX, &value,
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private->ppd, target_report, private->report_length) == HIDP_STATUS_SUCCESS)
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device->state.Gamepad.sThumbRX = scale_short(value, &private->rx);
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if(HidP_GetScaledUsageValue(HidP_Input, HID_USAGE_PAGE_GENERIC, 0, HID_USAGE_GENERIC_RY, &value,
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private->ppd, target_report, private->report_length) == HIDP_STATUS_SUCCESS)
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device->state.Gamepad.sThumbRY = -scale_short(value, &private->ry) - 1;
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if(HidP_GetScaledUsageValue(HidP_Input, HID_USAGE_PAGE_GENERIC, 0, HID_USAGE_GENERIC_RZ, &value,
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private->ppd, target_report, private->report_length) == HIDP_STATUS_SUCCESS)
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device->state.Gamepad.bRightTrigger = scale_byte(value, &private->rtrigger);
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if(HidP_GetScaledUsageValue(HidP_Input, HID_USAGE_PAGE_GENERIC, 0, HID_USAGE_GENERIC_Z, &value,
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private->ppd, target_report, private->report_length) == HIDP_STATUS_SUCCESS)
|
|
device->state.Gamepad.bLeftTrigger = scale_byte(value, &private->ltrigger);
|
|
}
|
|
|
|
memcpy(state, &device->state, sizeof(*state));
|
|
}
|
|
|
|
DWORD HID_set_state(xinput_controller* device, XINPUT_VIBRATION* state)
|
|
{
|
|
struct hid_platform_private *private = device->platform_private;
|
|
|
|
struct {
|
|
BYTE report;
|
|
BYTE pad1[2];
|
|
BYTE left;
|
|
BYTE right;
|
|
BYTE pad2[3];
|
|
} report;
|
|
|
|
if (device->caps.Flags & XINPUT_CAPS_FFB_SUPPORTED)
|
|
{
|
|
device->vibration.wLeftMotorSpeed = state->wLeftMotorSpeed;
|
|
device->vibration.wRightMotorSpeed = state->wRightMotorSpeed;
|
|
|
|
if (private->enabled)
|
|
{
|
|
BOOLEAN rc;
|
|
|
|
report.report = 0;
|
|
report.pad1[0] = 0x8;
|
|
report.pad1[1] = 0x0;
|
|
report.left = (BYTE)(state->wLeftMotorSpeed / 256);
|
|
report.right = (BYTE)(state->wRightMotorSpeed / 256);
|
|
memset(&report.pad2, 0, sizeof(report.pad2));
|
|
|
|
rc = HidD_SetOutputReport(private->device, &report, sizeof(report));
|
|
if (rc)
|
|
return ERROR_SUCCESS;
|
|
return GetLastError();
|
|
}
|
|
}
|
|
|
|
return ERROR_SUCCESS;
|
|
}
|
|
|
|
void HID_enable(xinput_controller* device, BOOL enable)
|
|
{
|
|
struct hid_platform_private *private = device->platform_private;
|
|
|
|
if (device->caps.Flags & XINPUT_CAPS_FFB_SUPPORTED)
|
|
{
|
|
if (private->enabled && !enable)
|
|
{
|
|
XINPUT_VIBRATION state;
|
|
state.wLeftMotorSpeed = 0;
|
|
state.wRightMotorSpeed = 0;
|
|
HID_set_state(device, &state);
|
|
}
|
|
else if (!private->enabled && enable)
|
|
{
|
|
HID_set_state(device, &device->vibration);
|
|
}
|
|
}
|
|
|
|
private->enabled = enable;
|
|
}
|