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ebiten/internal/glfw/win32_init_windows.go
Hajime Hoshi e7ad5c52fe internal/glfw: merge internal/goglfw into internal/glfw 
This also changes APIs in internal/glfw to return errors.

Updates #2703
2023-10-05 03:09:51 +09:00

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// SPDX-License-Identifier: Apache-2.0
// SPDX-FileCopyrightText: 2002-2006 Marcus Geelnard
// SPDX-FileCopyrightText: 2006-2019 Camilla Löwy <elmindreda@glfw.org>
// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
package glfw
import (
"errors"
"unsafe"
"golang.org/x/sys/windows"
"github.com/hajimehoshi/ebiten/v2/internal/microsoftgdk"
"github.com/hajimehoshi/ebiten/v2/internal/winver"
)
func createKeyTables() {
for i := range _glfw.platformWindow.keycodes {
_glfw.platformWindow.keycodes[i] = -1
}
for i := range _glfw.platformWindow.scancodes {
_glfw.platformWindow.keycodes[i] = -1
}
_glfw.platformWindow.keycodes[0x00B] = Key0
_glfw.platformWindow.keycodes[0x002] = Key1
_glfw.platformWindow.keycodes[0x003] = Key2
_glfw.platformWindow.keycodes[0x004] = Key3
_glfw.platformWindow.keycodes[0x005] = Key4
_glfw.platformWindow.keycodes[0x006] = Key5
_glfw.platformWindow.keycodes[0x007] = Key6
_glfw.platformWindow.keycodes[0x008] = Key7
_glfw.platformWindow.keycodes[0x009] = Key8
_glfw.platformWindow.keycodes[0x00A] = Key9
_glfw.platformWindow.keycodes[0x01E] = KeyA
_glfw.platformWindow.keycodes[0x030] = KeyB
_glfw.platformWindow.keycodes[0x02E] = KeyC
_glfw.platformWindow.keycodes[0x020] = KeyD
_glfw.platformWindow.keycodes[0x012] = KeyE
_glfw.platformWindow.keycodes[0x021] = KeyF
_glfw.platformWindow.keycodes[0x022] = KeyG
_glfw.platformWindow.keycodes[0x023] = KeyH
_glfw.platformWindow.keycodes[0x017] = KeyI
_glfw.platformWindow.keycodes[0x024] = KeyJ
_glfw.platformWindow.keycodes[0x025] = KeyK
_glfw.platformWindow.keycodes[0x026] = KeyL
_glfw.platformWindow.keycodes[0x032] = KeyM
_glfw.platformWindow.keycodes[0x031] = KeyN
_glfw.platformWindow.keycodes[0x018] = KeyO
_glfw.platformWindow.keycodes[0x019] = KeyP
_glfw.platformWindow.keycodes[0x010] = KeyQ
_glfw.platformWindow.keycodes[0x013] = KeyR
_glfw.platformWindow.keycodes[0x01F] = KeyS
_glfw.platformWindow.keycodes[0x014] = KeyT
_glfw.platformWindow.keycodes[0x016] = KeyU
_glfw.platformWindow.keycodes[0x02F] = KeyV
_glfw.platformWindow.keycodes[0x011] = KeyW
_glfw.platformWindow.keycodes[0x02D] = KeyX
_glfw.platformWindow.keycodes[0x015] = KeyY
_glfw.platformWindow.keycodes[0x02C] = KeyZ
_glfw.platformWindow.keycodes[0x028] = KeyApostrophe
_glfw.platformWindow.keycodes[0x02B] = KeyBackslash
_glfw.platformWindow.keycodes[0x033] = KeyComma
_glfw.platformWindow.keycodes[0x00D] = KeyEqual
_glfw.platformWindow.keycodes[0x029] = KeyGraveAccent
_glfw.platformWindow.keycodes[0x01A] = KeyLeftBracket
_glfw.platformWindow.keycodes[0x00C] = KeyMinus
_glfw.platformWindow.keycodes[0x034] = KeyPeriod
_glfw.platformWindow.keycodes[0x01B] = KeyRightBracket
_glfw.platformWindow.keycodes[0x027] = KeySemicolon
_glfw.platformWindow.keycodes[0x035] = KeySlash
_glfw.platformWindow.keycodes[0x056] = KeyWorld2
_glfw.platformWindow.keycodes[0x00E] = KeyBackspace
_glfw.platformWindow.keycodes[0x153] = KeyDelete
_glfw.platformWindow.keycodes[0x14F] = KeyEnd
_glfw.platformWindow.keycodes[0x01C] = KeyEnter
_glfw.platformWindow.keycodes[0x001] = KeyEscape
_glfw.platformWindow.keycodes[0x147] = KeyHome
_glfw.platformWindow.keycodes[0x152] = KeyInsert
_glfw.platformWindow.keycodes[0x15D] = KeyMenu
_glfw.platformWindow.keycodes[0x151] = KeyPageDown
_glfw.platformWindow.keycodes[0x149] = KeyPageUp
_glfw.platformWindow.keycodes[0x045] = KeyPause
_glfw.platformWindow.keycodes[0x039] = KeySpace
_glfw.platformWindow.keycodes[0x00F] = KeyTab
_glfw.platformWindow.keycodes[0x03A] = KeyCapsLock
_glfw.platformWindow.keycodes[0x145] = KeyNumLock
_glfw.platformWindow.keycodes[0x046] = KeyScrollLock
_glfw.platformWindow.keycodes[0x03B] = KeyF1
_glfw.platformWindow.keycodes[0x03C] = KeyF2
_glfw.platformWindow.keycodes[0x03D] = KeyF3
_glfw.platformWindow.keycodes[0x03E] = KeyF4
_glfw.platformWindow.keycodes[0x03F] = KeyF5
_glfw.platformWindow.keycodes[0x040] = KeyF6
_glfw.platformWindow.keycodes[0x041] = KeyF7
_glfw.platformWindow.keycodes[0x042] = KeyF8
_glfw.platformWindow.keycodes[0x043] = KeyF9
_glfw.platformWindow.keycodes[0x044] = KeyF10
_glfw.platformWindow.keycodes[0x057] = KeyF11
_glfw.platformWindow.keycodes[0x058] = KeyF12
_glfw.platformWindow.keycodes[0x064] = KeyF13
_glfw.platformWindow.keycodes[0x065] = KeyF14
_glfw.platformWindow.keycodes[0x066] = KeyF15
_glfw.platformWindow.keycodes[0x067] = KeyF16
_glfw.platformWindow.keycodes[0x068] = KeyF17
_glfw.platformWindow.keycodes[0x069] = KeyF18
_glfw.platformWindow.keycodes[0x06A] = KeyF19
_glfw.platformWindow.keycodes[0x06B] = KeyF20
_glfw.platformWindow.keycodes[0x06C] = KeyF21
_glfw.platformWindow.keycodes[0x06D] = KeyF22
_glfw.platformWindow.keycodes[0x06E] = KeyF23
_glfw.platformWindow.keycodes[0x076] = KeyF24
_glfw.platformWindow.keycodes[0x038] = KeyLeftAlt
_glfw.platformWindow.keycodes[0x01D] = KeyLeftControl
_glfw.platformWindow.keycodes[0x02A] = KeyLeftShift
_glfw.platformWindow.keycodes[0x15B] = KeyLeftSuper
_glfw.platformWindow.keycodes[0x137] = KeyPrintScreen
_glfw.platformWindow.keycodes[0x138] = KeyRightAlt
_glfw.platformWindow.keycodes[0x11D] = KeyRightControl
_glfw.platformWindow.keycodes[0x036] = KeyRightShift
_glfw.platformWindow.keycodes[0x15C] = KeyRightSuper
_glfw.platformWindow.keycodes[0x150] = KeyDown
_glfw.platformWindow.keycodes[0x14B] = KeyLeft
_glfw.platformWindow.keycodes[0x14D] = KeyRight
_glfw.platformWindow.keycodes[0x148] = KeyUp
_glfw.platformWindow.keycodes[0x052] = KeyKP0
_glfw.platformWindow.keycodes[0x04F] = KeyKP1
_glfw.platformWindow.keycodes[0x050] = KeyKP2
_glfw.platformWindow.keycodes[0x051] = KeyKP3
_glfw.platformWindow.keycodes[0x04B] = KeyKP4
_glfw.platformWindow.keycodes[0x04C] = KeyKP5
_glfw.platformWindow.keycodes[0x04D] = KeyKP6
_glfw.platformWindow.keycodes[0x047] = KeyKP7
_glfw.platformWindow.keycodes[0x048] = KeyKP8
_glfw.platformWindow.keycodes[0x049] = KeyKP9
_glfw.platformWindow.keycodes[0x04E] = KeyKPAdd
_glfw.platformWindow.keycodes[0x053] = KeyKPDecimal
_glfw.platformWindow.keycodes[0x135] = KeyKPDivide
_glfw.platformWindow.keycodes[0x11C] = KeyKPEnter
_glfw.platformWindow.keycodes[0x059] = KeyKPEqual
_glfw.platformWindow.keycodes[0x037] = KeyKPMultiply
_glfw.platformWindow.keycodes[0x04A] = KeyKPSubtract
for scancode := 0; scancode < 512; scancode++ {
if _glfw.platformWindow.keycodes[scancode] > 0 {
_glfw.platformWindow.scancodes[_glfw.platformWindow.keycodes[scancode]] = scancode
}
}
}
func updateKeyNamesWin32() {
// MapVirtualKeyW is not implemented in Xbox.
if microsoftgdk.IsXbox() {
return
}
for i := range _glfw.platformWindow.keynames {
_glfw.platformWindow.keynames[i] = ""
}
var state [256]byte
for key := KeySpace; key <= KeyLast; key++ {
scancode := _glfw.platformWindow.scancodes[key]
if scancode == -1 {
continue
}
var vk uint32
if key >= KeyKP0 && key <= KeyKPAdd {
vks := []uint32{
_VK_NUMPAD0, _VK_NUMPAD1, _VK_NUMPAD2, _VK_NUMPAD3,
_VK_NUMPAD4, _VK_NUMPAD5, _VK_NUMPAD6, _VK_NUMPAD7,
_VK_NUMPAD8, _VK_NUMPAD9, _VK_DECIMAL, _VK_DIVIDE,
_VK_MULTIPLY, _VK_SUBTRACT, _VK_ADD,
}
vk = vks[key-KeyKP0]
} else {
vk = _MapVirtualKeyW(uint32(scancode), _MAPVK_VSC_TO_VK)
}
var chars [16]uint16
length := _ToUnicode(vk, uint32(scancode), state[:], chars[:], int32(len(chars)), 0)
if length == -1 {
// This is a dead key, so we need a second simulated key press
// to make it output its own character (usually a diacritic)
length = _ToUnicode(vk, uint32(scancode), state[:], chars[:], int32(len(chars)), 0)
}
if length < 1 {
continue
}
_glfw.platformWindow.keynames[key] = windows.UTF16ToString(chars[:length])
}
}
func createHelperWindow() error {
h, err := _CreateWindowExW(_WS_EX_OVERLAPPEDWINDOW, _GLFW_WNDCLASSNAME, "GLFW message window", _WS_CLIPSIBLINGS|_WS_CLIPCHILDREN, 0, 0, 1, 1, 0, 0, _glfw.platformWindow.instance, nil)
if err != nil {
return err
}
_glfw.platformWindow.helperWindowHandle = h
// HACK: The command to the first ShowWindow call is ignored if the parent
// process passed along a STARTUPINFO, so clear that with a no-op call
_ShowWindow(_glfw.platformWindow.helperWindowHandle, _SW_HIDE)
// Register for HID device notifications
if !microsoftgdk.IsXbox() {
_GUID_DEVINTERFACE_HID := windows.GUID{
Data1: 0x4d1e55b2,
Data2: 0xf16f,
Data3: 0x11cf,
Data4: [...]byte{0x88, 0xcb, 0x00, 0x11, 0x11, 0x00, 0x00, 0x30},
}
var dbi _DEV_BROADCAST_DEVICEINTERFACE_W
dbi.dbcc_size = uint32(unsafe.Sizeof(dbi))
dbi.dbcc_devicetype = _DBT_DEVTYP_DEVICEINTERFACE
dbi.dbcc_classguid = _GUID_DEVINTERFACE_HID
notify, err := _RegisterDeviceNotificationW(windows.Handle(_glfw.platformWindow.helperWindowHandle), unsafe.Pointer(&dbi), _DEVICE_NOTIFY_WINDOW_HANDLE)
if err != nil {
return err
}
_glfw.platformWindow.deviceNotificationHandle = notify
}
var msg _MSG
for _PeekMessageW(&msg, _glfw.platformWindow.helperWindowHandle, 0, 0, _PM_REMOVE) {
_TranslateMessage(&msg)
_DispatchMessageW(&msg)
}
return nil
}
func platformInit() error {
// Changing the foreground lock timeout was removed from the original code.
// See https://github.com/glfw/glfw/commit/58b48a3a00d9c2a5ca10cc23069a71d8773cc7a4
m, err := _GetModuleHandleExW(_GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS|_GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT, unsafe.Pointer(&_glfw))
if err != nil {
return err
}
_glfw.platformWindow.instance = _HINSTANCE(m)
createKeyTables()
updateKeyNamesWin32()
if winver.IsWindows10CreatorsUpdateOrGreater() {
if !microsoftgdk.IsXbox() {
// Ignore the error as SetProcessDpiAwarenessContext returns an error on Steam Deck (#2113).
// This seems an issue in Wine and/or Proton, but there is nothing we can do.
_ = _SetProcessDpiAwarenessContext(_DPI_AWARENESS_CONTEXT_PER_MONITOR_AWARE_V2)
}
} else if winver.IsWindows8Point1OrGreater() {
if err := _SetProcessDpiAwareness(_PROCESS_PER_MONITOR_DPI_AWARE); err != nil && !errors.Is(err, handleError(windows.E_ACCESSDENIED)) {
return err
}
} else if winver.IsWindowsVistaOrGreater() {
_SetProcessDPIAware()
}
if err := registerWindowClassWin32(); err != nil {
return err
}
if err := createHelperWindow(); err != nil {
return err
}
if microsoftgdk.IsXbox() {
// On Xbox, APIs to get monitors are not available.
// Create a pseudo monitor instance instead.
w, h := microsoftgdk.MonitorResolution()
mode := &VidMode{
Width: w,
Height: h,
RedBits: 8,
GreenBits: 8,
BlueBits: 8,
RefreshRate: 0, // TODO: Is it possible to get an appropriate refresh rate?
}
m := &Monitor{
name: "Xbox Monitor",
modes: []*VidMode{mode},
}
if err := inputMonitor(m, Connected, _GLFW_INSERT_LAST); err != nil {
return err
}
} else {
if err := pollMonitorsWin32(); err != nil {
return err
}
}
return nil
}
func platformTerminate() error {
if _glfw.platformWindow.deviceNotificationHandle != 0 {
if err := _UnregisterDeviceNotification(_glfw.platformWindow.deviceNotificationHandle); err != nil {
return err
}
}
if _glfw.platformWindow.helperWindowHandle != 0 {
if !microsoftgdk.IsXbox() {
// An error 'invalid window handle' can occur without any specific reasons (#2551).
// As there is nothing to do, just ignore this error.
if err := _DestroyWindow(_glfw.platformWindow.helperWindowHandle); err != nil && !errors.Is(err, windows.ERROR_INVALID_WINDOW_HANDLE) {
return err
}
}
}
if err := unregisterWindowClassWin32(); err != nil {
return err
}
terminateWGL()
return nil
}
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