ebiten/internal/gamepad/api_desktop_windows.go

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// Copyright 2022 The Ebiten Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//go:build !ebitencbackend
// +build !ebitencbackend
package gamepad
import (
"fmt"
"syscall"
"unsafe"
"golang.org/x/sys/windows"
)
const (
_DI_OK = 0
_DI_NOEFFECT = _SI_FALSE
_DI_PROPNOEFFECT = _SI_FALSE
_DI_DEGREES = 100
_DI8DEVCLASS_GAMECTRL = 4
_DIDFT_ABSAXIS = 0x00000002
_DIDFT_AXIS = 0x00000003
_DIDFT_BUTTON = 0x0000000C
_DIDFT_POV = 0x00000010
_DIDFT_OPTIONAL = 0x80000000
_DIDFT_ANYINSTANCE = 0x00FFFF00
_DIDOI_ASPECTPOSITION = 0x00000100
_DIEDFL_ALLDEVICES = 0x00000000
_DIENUM_STOP = 0
_DIENUM_CONTINUE = 1
_DIERR_INPUTLOST = windows.SEVERITY_ERROR<<31 | windows.FACILITY_WIN32<<16 | windows.ERROR_READ_FAULT
_DIERR_NOTACQUIRED = windows.SEVERITY_ERROR<<31 | windows.FACILITY_WIN32<<16 | windows.ERROR_INVALID_ACCESS
_DIJOFS_X = uint32(unsafe.Offsetof(_DIJOYSTATE{}.lX))
_DIJOFS_Y = uint32(unsafe.Offsetof(_DIJOYSTATE{}.lY))
_DIJOFS_Z = uint32(unsafe.Offsetof(_DIJOYSTATE{}.lZ))
_DIJOFS_RX = uint32(unsafe.Offsetof(_DIJOYSTATE{}.lRx))
_DIJOFS_RY = uint32(unsafe.Offsetof(_DIJOYSTATE{}.lRy))
_DIJOFS_RZ = uint32(unsafe.Offsetof(_DIJOYSTATE{}.lRz))
_DIPH_DEVICE = 0
_DIPH_BYID = 2
_DIPROP_AXISMODE = 2
_DIPROP_RANGE = 4
_DIPROPAXISMODE_ABS = 0
_DIRECTINPUT_VERSION = 0x0800
_GWL_WNDPROC = -4
_MAX_PATH = 260
_RIDI_DEVICEINFO = 0x2000000b
_RIDI_DEVICENAME = 0x20000007
_RIM_TYPEHID = 2
_SI_FALSE = 1
_WM_DEVICECHANGE = 0x0219
_XINPUT_CAPS_WIRELESS = 0x0002
_XINPUT_DEVSUBTYPE_GAMEPAD = 0x01
_XINPUT_DEVSUBTYPE_WHEEL = 0x02
_XINPUT_DEVSUBTYPE_ARCADE_STICK = 0x03
_XINPUT_DEVSUBTYPE_FLIGHT_STICK = 0x04
_XINPUT_DEVSUBTYPE_DANCE_PAD = 0x05
_XINPUT_DEVSUBTYPE_GUITAR = 0x06
_XINPUT_DEVSUBTYPE_DRUM_KIT = 0x08
_XINPUT_GAMEPAD_DPAD_UP = 0x0001
_XINPUT_GAMEPAD_DPAD_DOWN = 0x0002
_XINPUT_GAMEPAD_DPAD_LEFT = 0x0004
_XINPUT_GAMEPAD_DPAD_RIGHT = 0x0008
_XINPUT_GAMEPAD_START = 0x0010
_XINPUT_GAMEPAD_BACK = 0x0020
_XINPUT_GAMEPAD_LEFT_THUMB = 0x0040
_XINPUT_GAMEPAD_RIGHT_THUMB = 0x0080
_XINPUT_GAMEPAD_LEFT_SHOULDER = 0x0100
_XINPUT_GAMEPAD_RIGHT_SHOULDER = 0x0200
_XINPUT_GAMEPAD_A = 0x1000
_XINPUT_GAMEPAD_B = 0x2000
_XINPUT_GAMEPAD_X = 0x4000
_XINPUT_GAMEPAD_Y = 0x8000
)
func _DIDFT_GETTYPE(n uint32) byte {
return byte(n)
}
func _DIJOFS_SLIDER(n int) uint32 {
return uint32(unsafe.Offsetof(_DIJOYSTATE{}.rglSlider) + uintptr(n)*unsafe.Sizeof(int32(0)))
}
func _DIJOFS_POV(n int) uint32 {
return uint32(unsafe.Offsetof(_DIJOYSTATE{}.rgdwPOV) + uintptr(n)*unsafe.Sizeof(uint32(0)))
}
func _DIJOFS_BUTTON(n int) uint32 {
return uint32(unsafe.Offsetof(_DIJOYSTATE{}.rgbButtons) + uintptr(n))
}
var (
_IID_IDirectInput8W = windows.GUID{Data1: 0xbf798031, Data2: 0x483a, Data3: 0x4da2, Data4: [...]byte{0xaa, 0x99, 0x5d, 0x64, 0xed, 0x36, 0x97, 0x00}}
_GUID_XAxis = windows.GUID{Data1: 0xa36d02e0, Data2: 0xc9f3, Data3: 0x11cf, Data4: [...]byte{0xbf, 0xc7, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}}
_GUID_YAxis = windows.GUID{Data1: 0xa36d02e1, Data2: 0xc9f3, Data3: 0x11cf, Data4: [...]byte{0xbf, 0xc7, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}}
_GUID_ZAxis = windows.GUID{Data1: 0xa36d02e2, Data2: 0xc9f3, Data3: 0x11cf, Data4: [...]byte{0xbf, 0xc7, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}}
_GUID_RxAxis = windows.GUID{Data1: 0xa36d02f4, Data2: 0xc9f3, Data3: 0x11cf, Data4: [...]byte{0xbf, 0xc7, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}}
_GUID_RyAxis = windows.GUID{Data1: 0xa36d02f5, Data2: 0xc9f3, Data3: 0x11cf, Data4: [...]byte{0xbf, 0xc7, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}}
_GUID_RzAxis = windows.GUID{Data1: 0xa36d02e3, Data2: 0xc9f3, Data3: 0x11cf, Data4: [...]byte{0xbf, 0xc7, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}}
_GUID_Slider = windows.GUID{Data1: 0xa36d02e4, Data2: 0xc9f3, Data3: 0x11cf, Data4: [...]byte{0xbf, 0xc7, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}}
_GUID_POV = windows.GUID{Data1: 0xa36d02f2, Data2: 0xc9f3, Data3: 0x11cf, Data4: [...]byte{0xbf, 0xc7, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}}
)
var (
kernel32 = windows.NewLazySystemDLL("kernel32.dll")
user32 = windows.NewLazySystemDLL("user32.dll")
procGetModuleHandleW = kernel32.NewProc("GetModuleHandleW")
procCallWindowProcW = user32.NewProc("CallWindowProcW")
procGetRawInputDeviceInfoW = user32.NewProc("GetRawInputDeviceInfoW")
procGetRawInputDeviceList = user32.NewProc("GetRawInputDeviceList")
procSetWindowLongW = user32.NewProc("SetWindowLongW") // 32-Bit Windows version.
procSetWindowLongPtrW = user32.NewProc("SetWindowLongPtrW") // 64-Bit Windows version.
)
func _GetModuleHandleW() (uintptr, error) {
m, _, e := procGetModuleHandleW.Call(0)
if m == 0 {
if e != nil && e != windows.ERROR_SUCCESS {
return 0, fmt.Errorf("gamepad: GetModuleHandleW failed: %w", e)
}
return 0, fmt.Errorf("gamepad: GetModuleHandleW returned 0")
}
return m, nil
}
func _CallWindowProcW(lpPrevWndFunc uintptr, hWnd uintptr, msg uint32, wParam, lParam uintptr) uintptr {
r, _, _ := procCallWindowProcW.Call(lpPrevWndFunc, hWnd, uintptr(msg), wParam, lParam)
return r
}
func _GetRawInputDeviceInfoW(hDevice windows.Handle, uiCommand uint32, pData unsafe.Pointer, pcb *uint32) (uint32, error) {
r, _, e := procGetRawInputDeviceInfoW.Call(uintptr(hDevice), uintptr(uiCommand), uintptr(pData), uintptr(unsafe.Pointer(pcb)))
if uint32(r) == ^uint32(0) {
if e != nil && e != windows.ERROR_SUCCESS {
return 0, fmt.Errorf("gamepad: GetRawInputDeviceInfoW failed: %w", e)
}
return 0, fmt.Errorf("gamepad: GetRawInputDeviceInfoW returned -1")
}
return uint32(r), nil
}
func _GetRawInputDeviceList(pRawInputDeviceList *_RAWINPUTDEVICELIST, puiNumDevices *uint32) (uint32, error) {
r, _, e := procGetRawInputDeviceList.Call(uintptr(unsafe.Pointer(pRawInputDeviceList)), uintptr(unsafe.Pointer(puiNumDevices)), unsafe.Sizeof(_RAWINPUTDEVICELIST{}))
if uint32(r) == ^uint32(0) {
if e != nil && e != windows.ERROR_SUCCESS {
return 0, fmt.Errorf("gamepad: GetRawInputDeviceList failed: %w", e)
}
return 0, fmt.Errorf("gamepad: GetRawInputDeviceList returned -1")
}
return uint32(r), nil
}
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func _SetWindowLongPtrW(hWnd windows.HWND, nIndex int32, dwNewLong uintptr) (uintptr, error) {
var p *windows.LazyProc
if procSetWindowLongPtrW.Find() == nil {
// 64-Bit Windows.
p = procSetWindowLongPtrW
} else {
// 32-Bit Windows.
p = procSetWindowLongW
}
2022-06-03 11:06:54 +02:00
h, _, e := p.Call(uintptr(hWnd), uintptr(nIndex), dwNewLong)
if h == 0 {
if e != nil && e != windows.ERROR_SUCCESS {
return 0, fmt.Errorf("gamepad: SetWindowLongPtrW failed: %w", e)
}
return 0, fmt.Errorf("gamepad: SetWindowLongPtrW returned 0")
}
return h, nil
}
type directInputError uint32
func (d directInputError) Error() string {
return fmt.Sprintf("DirectInput error: HRESULT(%d)", d)
}
type _DIDATAFORMAT struct {
dwSize uint32
dwObjSize uint32
dwFlags uint32
dwDataSize uint32
dwNumObjs uint32
rgodf *_DIOBJECTDATAFORMAT
}
type _DIDEVCAPS struct {
dwSize uint32
dwFlags uint32
dwDevType uint32
dwAxes uint32
dwButtons uint32
dwPOVs uint32
dwFFSamplePeriod uint32
dwFFMinTimeResolution uint32
dwFirmwareRevision uint32
dwHardwareRevision uint32
dwFFDriverVersion uint32
}
type _DIDEVICEINSTANCEW struct {
dwSize uint32
guidInstance windows.GUID
guidProduct windows.GUID
dwDevType uint32
tszInstanceName [_MAX_PATH]uint16
tszProductName [_MAX_PATH]uint16
guidFFDriver windows.GUID
wUsagePage uint16
wUsage uint16
}
type _DIDEVICEOBJECTINSTANCEW struct {
dwSize uint32
guidType windows.GUID
dwOfs uint32
dwType uint32
dwFlags uint32
tszName [_MAX_PATH]uint16
dwFFMaxForce uint32
dwFFForceResolution uint32
wCollectionNumber uint16
wDesignatorIndex uint16
wUsagePage uint16
wUsage uint16
dwDimension uint32
wExponent uint16
wReserved uint16
}
type _DIJOYSTATE struct {
lX int32
lY int32
lZ int32
lRx int32
lRy int32
lRz int32
rglSlider [2]int32
rgdwPOV [4]uint32
rgbButtons [32]byte
}
type _DIOBJECTDATAFORMAT struct {
pguid *windows.GUID
dwOfs uint32
dwType uint32
dwFlags uint32
}
type _DIPROPDWORD struct {
diph _DIPROPHEADER
dwData uint32
}
type _DIPROPHEADER struct {
dwSize uint32
dwHeaderSize uint32
dwObj uint32
dwHow uint32
}
type _DIPROPRANGE struct {
diph _DIPROPHEADER
lMin int32
lMax int32
}
type _IDirectInput8W struct {
vtbl *_IDirectInput8W_Vtbl
}
type _IDirectInput8W_Vtbl struct {
QueryInterface uintptr
AddRef uintptr
Release uintptr
CreateDevice uintptr
EnumDevices uintptr
GetDeviceStatus uintptr
RunControlPanel uintptr
Initialize uintptr
FindDevice uintptr
EnumDevicesBySemantics uintptr
ConfigureDevices uintptr
}
func (d *_IDirectInput8W) CreateDevice(rguid *windows.GUID, lplpDirectInputDevice **_IDirectInputDevice8W, pUnkOuter unsafe.Pointer) error {
r, _, _ := syscall.Syscall6(d.vtbl.CreateDevice, 4,
uintptr(unsafe.Pointer(d)),
uintptr(unsafe.Pointer(rguid)), uintptr(unsafe.Pointer(lplpDirectInputDevice)), uintptr(pUnkOuter),
0, 0)
if uint32(r) != _DI_OK {
return fmt.Errorf("gamepad: IDirectInput8::CreateDevice failed: %w", directInputError(r))
}
return nil
}
func (d *_IDirectInput8W) EnumDevices(dwDevType uint32, lpCallback uintptr, pvRef unsafe.Pointer, dwFlags uint32) error {
r, _, _ := syscall.Syscall6(d.vtbl.EnumDevices, 5,
uintptr(unsafe.Pointer(d)),
uintptr(dwDevType), lpCallback, uintptr(pvRef), uintptr(dwFlags),
0)
if uint32(r) != _DI_OK {
return fmt.Errorf("gamepad: IDirectInput8::EnumDevices failed: %w", directInputError(r))
}
return nil
}
type _IDirectInputDevice8W struct {
vtbl *_IDirectInputDevice8W_Vtbl
}
type _IDirectInputDevice8W_Vtbl struct {
QueryInterface uintptr
AddRef uintptr
Release uintptr
GetCapabilities uintptr
EnumObjects uintptr
GetProperty uintptr
SetProperty uintptr
Acquire uintptr
Unacquire uintptr
GetDeviceState uintptr
GetDeviceData uintptr
SetDataFormat uintptr
SetEventNotification uintptr
SetCooperativeLevel uintptr
GetObjectInfo uintptr
GetDeviceInfo uintptr
RunControlPanel uintptr
Initialize uintptr
CreateEffect uintptr
EnumEffects uintptr
GetEffectInfo uintptr
GetForceFeedbackState uintptr
SendForceFeedbackCommand uintptr
EnumCreatedEffectObjects uintptr
Escape uintptr
Poll uintptr
SendDeviceData uintptr
EnumEffectsInFile uintptr
WriteEffectToFile uintptr
BuildActionMap uintptr
SetActionMap uintptr
GetImageInfo uintptr
}
func (d *_IDirectInputDevice8W) Acquire() error {
r, _, _ := syscall.Syscall(d.vtbl.Acquire, 1, uintptr(unsafe.Pointer(d)), 0, 0)
if uint32(r) != _DI_OK && uint32(r) != _SI_FALSE {
return fmt.Errorf("gamepad: IDirectInputDevice8::Acquire failed: %w", directInputError(r))
}
return nil
}
func (d *_IDirectInputDevice8W) EnumObjects(lpCallback uintptr, pvRef unsafe.Pointer, dwFlags uint32) error {
r, _, _ := syscall.Syscall6(d.vtbl.EnumObjects, 4,
uintptr(unsafe.Pointer(d)),
lpCallback, uintptr(pvRef), uintptr(dwFlags),
0, 0)
if uint32(r) != _DI_OK {
return fmt.Errorf("gamepad: IDirectInputDevice8::EnumObjects failed: %w", directInputError(r))
}
return nil
}
func (d *_IDirectInputDevice8W) GetCapabilities(lpDIDevCaps *_DIDEVCAPS) error {
r, _, _ := syscall.Syscall(d.vtbl.GetCapabilities, 2, uintptr(unsafe.Pointer(d)), uintptr(unsafe.Pointer(lpDIDevCaps)), 0)
if uint32(r) != _DI_OK {
return fmt.Errorf("gamepad: IDirectInputDevice8::GetCapabilities failed: %w", directInputError(r))
}
return nil
}
func (d *_IDirectInputDevice8W) GetDeviceState(cbData uint32, lpvData unsafe.Pointer) error {
r, _, _ := syscall.Syscall(d.vtbl.GetDeviceState, 3, uintptr(unsafe.Pointer(d)), uintptr(cbData), uintptr(lpvData))
if uint32(r) != _DI_OK {
return fmt.Errorf("gamepad: IDirectInputDevice8::GetDeviceState failed: %w", directInputError(r))
}
return nil
}
func (d *_IDirectInputDevice8W) Poll() error {
r, _, _ := syscall.Syscall(d.vtbl.Poll, 1, uintptr(unsafe.Pointer(d)), 0, 0)
if uint32(r) != _DI_OK && uint32(r) != _DI_NOEFFECT {
return fmt.Errorf("gamepad: IDirectInputDevice8::Poll failed: %w", directInputError(r))
}
return nil
}
func (d *_IDirectInputDevice8W) Release() uint32 {
r, _, _ := syscall.Syscall(d.vtbl.Release, 1, uintptr(unsafe.Pointer(d)), 0, 0)
return uint32(r)
}
func (d *_IDirectInputDevice8W) SetDataFormat(lpdf *_DIDATAFORMAT) error {
r, _, _ := syscall.Syscall(d.vtbl.SetDataFormat, 2, uintptr(unsafe.Pointer(d)), uintptr(unsafe.Pointer(lpdf)), 0)
if uint32(r) != _DI_OK {
return fmt.Errorf("gamepad: IDirectInputDevice8::SetDataFormat failed: %w", directInputError(r))
}
return nil
}
func (d *_IDirectInputDevice8W) SetProperty(rguidProp uintptr, pdiph *_DIPROPHEADER) error {
r, _, _ := syscall.Syscall(d.vtbl.SetProperty, 3, uintptr(unsafe.Pointer(d)), rguidProp, uintptr(unsafe.Pointer(pdiph)))
if uint32(r) != _DI_OK && uint32(r) != _DI_PROPNOEFFECT {
return fmt.Errorf("gamepad: IDirectInputDevice8::SetProperty failed: %w", directInputError(r))
}
return nil
}
type _RID_DEVICE_INFO struct {
cbSize uint32
dwType uint32
hid _RID_DEVICE_INFO_HID // Originally, this member is a union.
}
type _RID_DEVICE_INFO_HID struct {
dwVendorId uint32
dwProductId uint32
dwVersionNumber uint32
usUsagePage uint16
usUsage uint16
_ uint32 // A padding adjusting with the size of RID_DEVICE_INFO_KEYBOARD
_ uint32 // A padding adjusting with the size of RID_DEVICE_INFO_KEYBOARD
}
type _RAWINPUTDEVICELIST struct {
hDevice windows.Handle
dwType uint32
}
type _XINPUT_CAPABILITIES struct {
typ byte
subType byte
flags uint16
gamepad _XINPUT_GAMEPAD
vibration _XINPUT_VIBRATION
}
type _XINPUT_GAMEPAD struct {
wButtons uint16
bLeftTrigger byte
bRightTrigger byte
sThumbLX int16
sThumbLY int16
sThumbRX int16
sThumbRY int16
}
type _XINPUT_STATE struct {
dwPacketNumber uint32
Gamepad _XINPUT_GAMEPAD
}
type _XINPUT_VIBRATION struct {
wLeftMotorSpeed uint16
wRightMotorSpeed uint16
}