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api_windows.go
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api_windows.go
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// Copyright 2022 The Ebitengine 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.
package glfwwin
import (
"errors"
"fmt"
"runtime"
"syscall"
"unsafe"
"golang.org/x/sys/windows"
)
type handleError windows.Handle
func (h handleError) Error() string {
return fmt.Sprintf("HANDLE(%d)", h)
}
// math.MaxUint was added at Go 1.17. See https://github.com/golang/go/issues/28538
const (
intSize = 32 << (^uint(0) >> 63)
)
// For the definitions, see https://github.com/wine-mirror/wine
const (
_BI_BITFIELDS = 3
_CCHDEVICENAME = 32
_CCHFORMNAME = 32
_CDS_TEST = 0x00000002
_CDS_FULLSCREEN = 0x00000004
_CS_HREDRAW = 0x00000002
_CS_OWNDC = 0x00000020
_CS_VREDRAW = 0x00000001
_CW_USEDEFAULT = int32(^0x7fffffff)
_DBT_DEVTYP_DEVICEINTERFACE = 0x00000005
_DEVICE_NOTIFY_WINDOW_HANDLE = 0x00000000
_DIB_RGB_COLORS = 0
_DISP_CHANGE_SUCCESSFUL = 0
_DISP_CHANGE_RESTART = 1
_DISP_CHANGE_FAILED = -1
_DISP_CHANGE_BADMODE = -2
_DISP_CHANGE_NOTUPDATED = -3
_DISP_CHANGE_BADFLAGS = -4
_DISP_CHANGE_BADPARAM = -5
_DISP_CHANGE_BADDUALVIEW = -6
_DISPLAY_DEVICE_ACTIVE = 0x00000001
_DISPLAY_DEVICE_MODESPRUNED = 0x08000000
_DISPLAY_DEVICE_PRIMARY_DEVICE = 0x00000004
_DM_BITSPERPEL = 0x00040000
_DM_PELSWIDTH = 0x00080000
_DM_PELSHEIGHT = 0x00100000
_DM_DISPLAYFREQUENCY = 0x00400000
_DWM_BB_BLURREGION = 0x00000002
_DWM_BB_ENABLE = 0x00000001
_EDS_ROTATEDMODE = 0x00000004
_ENUM_CURRENT_SETTINGS uint32 = 0xffffffff
_GCLP_HICON = -14
_GCLP_HICONSM = -34
_GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS = 0x00000004
_GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT = 0x00000002
_GWL_EXSTYLE = -20
_GWL_STYLE = -16
_HTCLIENT = 1
_HORZSIZE = 4
_HWND_NOTOPMOST windows.HWND = (1 << intSize) - 2
_HWND_TOP windows.HWND = 0
_HWND_TOPMOST windows.HWND = (1 << intSize) - 1
_ICON_BIG = 1
_ICON_SMALL = 0
_IDC_ARROW = 32512
_IDI_APPLICATION = 32512
_IMAGE_CURSOR = 2
_IMAGE_ICON = 1
_KF_ALTDOWN = 0x2000
_KF_DLGMODE = 0x0800
_KF_EXTENDED = 0x0100
_KF_MENUMODE = 0x1000
_KF_REPEAT = 0x4000
_KF_UP = 0x8000
_LOGPIXELSX = 88
_LOGPIXELSY = 90
_LR_DEFAULTSIZE = 0x0040
_LR_SHARED = 0x8000
_LWA_ALPHA = 0x00000002
_MAPVK_VK_TO_VSC = 0
_MAPVK_VSC_TO_VK = 1
_MONITOR_DEFAULTTONEAREST = 0x00000002
_MOUSE_MOVE_ABSOLUTE = 0x01
_MSGFLT_ALLOW = 1
_OCR_CROSS = 32515
_OCR_HAND = 32649
_OCR_IBEAM = 32513
_OCR_NORMAL = 32512
_OCR_SIZENS = 32645
_OCR_SIZEWE = 32644
_PM_NOREMOVE = 0x0000
_PM_REMOVE = 0x0001
_PFD_DRAW_TO_WINDOW = 0x00000004
_PFD_DOUBLEBUFFER = 0x00000001
_PFD_GENERIC_ACCELERATED = 0x00001000
_PFD_GENERIC_FORMAT = 0x00000040
_PFD_STEREO = 0x00000002
_PFD_SUPPORT_OPENGL = 0x00000020
_PFD_TYPE_RGBA = 0
_QS_ALLEVENTS = _QS_INPUT | _QS_POSTMESSAGE | _QS_TIMER | _QS_PAINT | _QS_HOTKEY
_QS_HOTKEY = 0x0080
_QS_INPUT = _QS_MOUSE | _QS_KEY | _QS_RAWINPUT
_QS_KEY = 0x0001
_QS_MOUSE = _QS_MOUSEMOVE | _QS_MOUSEBUTTON
_QS_MOUSEBUTTON = 0x0004
_QS_MOUSEMOVE = 0x0002
_QS_PAINT = 0x0020
_QS_POSTMESSAGE = 0x0008
_QS_RAWINPUT = 0x0400
_QS_TIMER = 0x0010
_RID_INPUT = 0x10000003
_RIDEV_REMOVE = 0x00000001
_SC_KEYMENU = 0xf100
_SC_MONITORPOWER = 0xf170
_SC_SCREENSAVE = 0xf140
_SIZE_MAXIMIZED = 2
_SIZE_MINIMIZED = 1
_SIZE_RESTORED = 0
_SM_CXICON = 11
_SM_CXSMICON = 49
_SM_CYCAPTION = 4
_SM_CYICON = 12
_SM_CYSMICON = 50
_SPI_GETFOREGROUNDLOCKTIMEOUT = 0x2000
_SPI_GETMOUSETRAILS = 94
_SPI_SETFOREGROUNDLOCKTIMEOUT = 0x2001
_SPI_SETMOUSETRAILS = 93
_SPIF_SENDCHANGE = _SPIF_SENDWININICHANGE
_SPIF_SENDWININICHANGE = 2
_SW_HIDE = 0
_SW_MAXIMIZE = _SW_SHOWMAXIMIZED
_SW_MINIMIZE = 6
_SW_RESTORE = 9
_SW_SHOWNA = 8
_SW_SHOWMAXIMIZED = 3
_SWP_FRAMECHANGED = 0x0020
_SWP_NOACTIVATE = 0x0010
_SWP_NOCOPYBITS = 0x0100
_SWP_NOMOVE = 0x0002
_SWP_NOOWNERZORDER = 0x0200
_SWP_NOSIZE = 0x0001
_SWP_NOZORDER = 0x0004
_SWP_SHOWWINDOW = 0x0040
_TLS_OUT_OF_INDEXES uint32 = 0xffffffff
_TME_LEAVE = 0x00000002
_UNICODE_NOCHAR = 0xffff
_USER_DEFAULT_SCREEN_DPI = 96
_VER_BUILDNUMBER = 0x00000004
_VER_GREATER_EQUAL = 3
_VER_MAJORVERSION = 0x00000002
_VER_MINORVERSION = 0x00000001
_VER_SERVICEPACKMAJOR = 0x00000020
_VERTSIZE = 6
_VK_ADD = 0x6B
_VK_CAPITAL = 0x14
_VK_CONTROL = 0x11
_VK_DECIMAL = 0x6E
_VK_DIVIDE = 0x6F
_VK_LSHIFT = 0xA0
_VK_LWIN = 0x5B
_VK_MENU = 0x12
_VK_MULTIPLY = 0x6A
_VK_NUMLOCK = 0x90
_VK_NUMPAD0 = 0x60
_VK_NUMPAD1 = 0x61
_VK_NUMPAD2 = 0x62
_VK_NUMPAD3 = 0x63
_VK_NUMPAD4 = 0x64
_VK_NUMPAD5 = 0x65
_VK_NUMPAD6 = 0x66
_VK_NUMPAD7 = 0x67
_VK_NUMPAD8 = 0x68
_VK_NUMPAD9 = 0x69
_VK_PROCESSKEY = 0xE5
_VK_RSHIFT = 0xA1
_VK_RWIN = 0x5C
_VK_SHIFT = 0x10
_VK_SNAPSHOT = 0x2C
_VK_SUBTRACT = 0x6D
_WAIT_FAILED = 0xffffffff
_WHEEL_DELTA = 120
_WGL_ACCUM_BITS_ARB = 0x201D
_WGL_ACCELERATION_ARB = 0x2003
_WGL_ACCUM_ALPHA_BITS_ARB = 0x2021
_WGL_ACCUM_BLUE_BITS_ARB = 0x2020
_WGL_ACCUM_GREEN_BITS_ARB = 0x201F
_WGL_ACCUM_RED_BITS_ARB = 0x201E
_WGL_AUX_BUFFERS_ARB = 0x2024
_WGL_ALPHA_BITS_ARB = 0x201B
_WGL_ALPHA_SHIFT_ARB = 0x201C
_WGL_BLUE_BITS_ARB = 0x2019
_WGL_BLUE_SHIFT_ARB = 0x201A
_WGL_COLOR_BITS_ARB = 0x2014
_WGL_COLORSPACE_EXT = 0x309D
_WGL_COLORSPACE_SRGB_EXT = 0x3089
_WGL_CONTEXT_COMPATIBILITY_PROFILE_BIT_ARB = 0x00000002
_WGL_CONTEXT_CORE_PROFILE_BIT_ARB = 0x00000001
_WGL_CONTEXT_DEBUG_BIT_ARB = 0x0001
_WGL_CONTEXT_ES2_PROFILE_BIT_EXT = 0x00000004
_WGL_CONTEXT_FLAGS_ARB = 0x2094
_WGL_CONTEXT_FORWARD_COMPATIBLE_BIT_ARB = 0x0002
_WGL_CONTEXT_MAJOR_VERSION_ARB = 0x2091
_WGL_CONTEXT_MINOR_VERSION_ARB = 0x2092
_WGL_CONTEXT_OPENGL_NO_ERROR_ARB = 0x31B3
_WGL_CONTEXT_PROFILE_MASK_ARB = 0x9126
_WGL_CONTEXT_RELEASE_BEHAVIOR_ARB = 0x2097
_WGL_CONTEXT_RELEASE_BEHAVIOR_NONE_ARB = 0x0000
_WGL_CONTEXT_RELEASE_BEHAVIOR_FLUSH_ARB = 0x2098
_WGL_CONTEXT_RESET_NOTIFICATION_STRATEGY_ARB = 0x8256
_WGL_CONTEXT_ROBUST_ACCESS_BIT_ARB = 0x00000004
_WGL_DEPTH_BITS_ARB = 0x2022
_WGL_DRAW_TO_BITMAP_ARB = 0x2002
_WGL_DRAW_TO_WINDOW_ARB = 0x2001
_WGL_DOUBLE_BUFFER_ARB = 0x2011
_WGL_FRAMEBUFFER_SRGB_CAPABLE_ARB = 0x20A9
_WGL_GREEN_BITS_ARB = 0x2017
_WGL_GREEN_SHIFT_ARB = 0x2018
_WGL_LOSE_CONTEXT_ON_RESET_ARB = 0x8252
_WGL_NEED_PALETTE_ARB = 0x2004
_WGL_NEED_SYSTEM_PALETTE_ARB = 0x2005
_WGL_NO_ACCELERATION_ARB = 0x2025
_WGL_NO_RESET_NOTIFICATION_ARB = 0x8261
_WGL_NUMBER_OVERLAYS_ARB = 0x2008
_WGL_NUMBER_PIXEL_FORMATS_ARB = 0x2000
_WGL_NUMBER_UNDERLAYS_ARB = 0x2009
_WGL_PIXEL_TYPE_ARB = 0x2013
_WGL_RED_BITS_ARB = 0x2015
_WGL_RED_SHIFT_ARB = 0x2016
_WGL_SAMPLES_ARB = 0x2042
_WGL_SHARE_ACCUM_ARB = 0x200E
_WGL_SHARE_DEPTH_ARB = 0x200C
_WGL_SHARE_STENCIL_ARB = 0x200D
_WGL_STENCIL_BITS_ARB = 0x2023
_WGL_STEREO_ARB = 0x2012
_WGL_SUPPORT_GDI_ARB = 0x200F
_WGL_SUPPORT_OPENGL_ARB = 0x2010
_WGL_SWAP_LAYER_BUFFERS_ARB = 0x2006
_WGL_SWAP_METHOD_ARB = 0x2007
_WGL_TRANSPARENT_ARB = 0x200A
_WGL_TRANSPARENT_ALPHA_VALUE_ARB = 0x203A
_WGL_TRANSPARENT_BLUE_VALUE_ARB = 0x2039
_WGL_TRANSPARENT_GREEN_VALUE_ARB = 0x2038
_WGL_TRANSPARENT_INDEX_VALUE_ARB = 0x203B
_WGL_TRANSPARENT_RED_VALUE_ARB = 0x2037
_WGL_TYPE_RGBA_ARB = 0x202B
_WIN32_WINNT_VISTA = 0x0600
_WIN32_WINNT_WIN7 = 0x0601
_WIN32_WINNT_WIN8 = 0x0602
_WIN32_WINNT_WINBLUE = 0x0603
_WIN32_WINNT_WINXP = 0x0501
_WM_CAPTURECHANGED = 0x0215
_WM_CHAR = 0x0102
_WM_CLOSE = 0x0010
_WM_COPYDATA = 0x004a
_WM_COPYGLOBALDATA = 0x0049
_WM_DISPLAYCHANGE = 0x007e
_WM_DPICHANGED = 0x02e0
_WM_DROPFILES = 0x0233
_WM_DWMCOMPOSITIONCHANGED = 0x031E
_WM_DWMCOLORIZATIONCOLORCHANGED = 0x0320
_WM_ENTERMENULOOP = 0x0211
_WM_ENTERSIZEMOVE = 0x0231
_WM_ERASEBKGND = 0x0014
_WM_EXITMENULOOP = 0x0212
_WM_EXITSIZEMOVE = 0x0232
_WM_GETDPISCALEDSIZE = 0x02e4
_WM_GETMINMAXINFO = 0x0024
_WM_INPUT = 0x00ff
_WM_INPUTLANGCHANGE = 0x0051
_WM_KEYDOWN = _WM_KEYFIRST
_WM_KEYFIRST = 0x0100
_WM_KEYUP = 0x0101
_WM_KILLFOCUS = 0x0008
_WM_LBUTTONDOWN = 0x0201
_WM_LBUTTONUP = 0x0202
_WM_MBUTTONDOWN = 0x0207
_WM_MBUTTONUP = 0x0208
_WM_NCACTIVATE = 0x0086
_WM_NCPAINT = 0x0085
_WM_NULL = 0x0000
_WM_MOUSEACTIVATE = 0x0021
_WM_MOUSEFIRST = 0x0200
_WM_MOUSEHWHEEL = 0x020E
_WM_MOUSELEAVE = 0x02A3
_WM_MOUSEMOVE = _WM_MOUSEFIRST
_WM_MOUSEWHEEL = 0x020A
_WM_MOVE = 0x0003
_WM_NCCREATE = 0x0081
_WM_PAINT = 0x000f
_WM_QUIT = 0x0012
_WM_RBUTTONDOWN = 0x0204
_WM_RBUTTONUP = 0x0205
_WM_SETCURSOR = 0x0020
_WM_SETFOCUS = 0x0007
_WM_SETICON = 0x0080
_WM_SIZE = 0x0005
_WM_SIZING = 0x0214
_WM_SYSCHAR = 0x0106
_WM_SYSCOMMAND = 0x0112
_WM_SYSKEYDOWN = 0x0104
_WM_SYSKEYUP = 0x0105
_WM_UNICHAR = 0x0109
_WM_XBUTTONDOWN = 0x020B
_WM_XBUTTONUP = 0x020C
_WMSZ_BOTTOM = 6
_WMSZ_BOTTOMLEFT = 7
_WMSZ_BOTTOMRIGHT = 8
_WMSZ_LEFT = 1
_WMSZ_RIGHT = 2
_WMSZ_TOP = 3
_WMSZ_TOPLEFT = 4
_WMSZ_TOPRIGHT = 5
_WS_BORDER = 0x00800000
_WS_CAPTION = _WS_BORDER | _WS_DLGFRAME
_WS_CLIPSIBLINGS = 0x04000000
_WS_CLIPCHILDREN = 0x02000000
_WS_DLGFRAME = 0x00400000
_WS_EX_APPWINDOW = 0x00040000
_WS_EX_CLIENTEDGE = 0x00000200
_WS_EX_LAYERED = 0x00080000
_WS_EX_OVERLAPPEDWINDOW = _WS_EX_WINDOWEDGE | _WS_EX_CLIENTEDGE
_WS_EX_TOPMOST = 0x00000008
_WS_EX_WINDOWEDGE = 0x00000100
_WS_MAXIMIZE = 0x01000000
_WS_MAXIMIZEBOX = 0x00010000
_WS_MINIMIZEBOX = 0x00020000
_WS_OVERLAPPED = 0x00000000
_WS_OVERLAPPEDWINDOW = _WS_OVERLAPPED | _WS_CAPTION | _WS_SYSMENU | _WS_THICKFRAME | _WS_MINIMIZEBOX | _WS_MAXIMIZEBOX
_WS_POPUP = 0x80000000
_WS_SYSMENU = 0x00080000
_WS_THICKFRAME = 0x00040000
_XBUTTON1 = 0x0001
)
type (
_ATOM uint16
_BOOL int32
_COLORREF uint32
_HBITMAP windows.Handle
_HBRUSH windows.Handle
_HCURSOR windows.Handle
_HDC windows.Handle
_HDEVNOTIFY windows.Handle
_HDROP windows.Handle
_HGDIOBJ windows.Handle
_HGLRC windows.Handle
_HICON windows.Handle
_HINSTANCE windows.Handle
_HMENU windows.Handle
_HMODULE windows.Handle
_HMONITOR windows.Handle
_HRAWINPUT windows.Handle
_HRGN windows.Handle
_LPARAM uintptr
_LRESULT uintptr
_WNDPROC uintptr
_WPARAM uintptr
)
func _GET_X_LPARAM(lp _LPARAM) int {
return int(_LOWORD(uint32(lp)))
}
func _GET_XBUTTON_WPARAM(wParam _WPARAM) uint16 {
return _HIWORD(uint32(wParam))
}
func _GET_Y_LPARAM(lp _LPARAM) int {
return int(_HIWORD(uint32(lp)))
}
func _HIBYTE(wValue uint16) byte {
return byte(wValue >> 8)
}
func _HIWORD(dwValue uint32) uint16 {
return uint16(dwValue >> 16)
}
func _LOBYTE(wValue uint16) byte {
return byte(wValue)
}
func _LOWORD(dwValue uint32) uint16 {
return uint16(dwValue)
}
type _DPI_AWARENESS_CONTEXT windows.Handle
const (
_DPI_AWARENESS_CONTEXT_PER_MONITOR_AWARE_V2 _DPI_AWARENESS_CONTEXT = (1 << intSize) - 4
)
type _EXECUTION_STATE uint32
const (
_ES_CONTINUOUS _EXECUTION_STATE = 0x80000000
_ES_DISPLAY_REQUIRED _EXECUTION_STATE = 0x00000002
)
type _MONITOR_DPI_TYPE int32
const (
_MDT_EFFECTIVE_DPI _MONITOR_DPI_TYPE = 0
_MDT_ANGULAR_DPI _MONITOR_DPI_TYPE = 1
_MDT_RAW_DPI _MONITOR_DPI_TYPE = 2
_MDT_DEFAULT _MONITOR_DPI_TYPE = _MDT_EFFECTIVE_DPI
)
type _PROCESS_DPI_AWARENESS int32
const (
_PROCESS_DPI_UNAWARE _PROCESS_DPI_AWARENESS = 0
_PROCESS_SYSTEM_DPI_AWARE _PROCESS_DPI_AWARENESS = 1
_PROCESS_PER_MONITOR_DPI_AWARE _PROCESS_DPI_AWARENESS = 2
)
type _BITMAPV5HEADER struct {
bV5Size uint32
bV5Width int32
bV5Height int32
bV5Planes uint16
bV5BitCount uint16
bV5Compression uint32
bV5SizeImage uint32
bV5XPelsPerMeter int32
bV5YPelsPerMeter int32
bV5ClrUsed uint32
bV5ClrImportant uint32
bV5RedMask uint32
bV5GreenMask uint32
bV5BlueMask uint32
bV5AlphaMask uint32
bV5CSType uint32
bV5Endpoints _CIEXYZTRIPLE
bV5GammaRed uint32
bV5GammaGreen uint32
bV5GammaBlue uint32
bV5Intent uint32
bV5ProfileData uint32
bV5ProfileSize uint32
bV5Reserved uint32
}
type _CHANGEFILTERSTRUCT struct {
cbSize uint32
ExtStatus uint32
}
type _CIEXYZ struct {
ciexyzX _FXPT2DOT30
ciexyzY _FXPT2DOT30
ciexyzZ _FXPT2DOT30
}
type _CIEXYZTRIPLE struct {
ciexyzRed _CIEXYZ
ciexyzGreen _CIEXYZ
ciexyzBlue _CIEXYZ
}
type _CREATESTRUCTW struct {
lpCreateParams unsafe.Pointer
hInstance _HINSTANCE
hMenu _HMENU
hwndParent windows.HWND
cy int32
cx int32
y int32
x int32
style int32
lpszName *uint16
lpszClass *uint16
dwExStyle uint32
}
type _DEV_BROADCAST_DEVICEINTERFACE_W struct {
dbcc_size uint32
dbcc_devicetype uint32
dbcc_reserved uint32
dbcc_classguid windows.GUID
dbcc_name [1]uint16
}
type _DEVMODEW struct {
dmDeviceName [_CCHDEVICENAME]uint16
dmSpecVersion uint16
dmDriverVersion uint16
dmSize uint16
dmDriverExtra uint16
dmFields uint32
dmPosition _POINTL
_ [8]byte // the rest of union
dmColor int16
dmDuplex int16
dmYResolution int16
dmTTOption int16
dmCollate int16
dmFormName [_CCHFORMNAME]uint16
dmLogPixels uint16
dmBitsPerPel uint32
dmPelsWidth uint32
dmPelsHeight uint32
dmDisplayFlags uint32 // union with DWORD dmNup
dmDisplayFrequency uint32
dmICMMethod uint32
dmICMIntent uint32
dmMediaType uint32
dmDitherType uint32
dmReserved1 uint32
dmReserved2 uint32
dmPanningWidth uint32
dmPanningHeight uint32
}
type _DISPLAY_DEVICEW struct {
cb uint32
DeviceName [32]uint16
DeviceString [128]uint16
StateFlags uint32
DeviceID [128]uint16
DeviceKey [128]uint16
}
type _DWM_BLURBEHIND struct {
dwFlags uint32
fEnable int32
hRgnBlur _HRGN
fTransitionOnMaximized int32
}
type _FXPT2DOT30 int32
type _ICONINFO struct {
fIcon int32
xHotspot uint32
yHotspot uint32
hbmMask _HBITMAP
hbmColor _HBITMAP
}
type _MINMAXINFO struct {
ptReserved _POINT
ptMaxSize _POINT
ptMaxPosition _POINT
ptMinTrackSize _POINT
ptMaxTrackSize _POINT
}
type _MONITORINFO struct {
cbSize uint32
rcMonitor _RECT
rcWork _RECT
dwFlags uint32
}
type _MONITORINFOEXW struct {
cbSize uint32
rcMonitor _RECT
rcWork _RECT
dwFlags uint32
szDevice [_CCHDEVICENAME]uint16
}
type _MSG struct {
hwnd windows.HWND
message uint32
wParam _WPARAM
lParam _LPARAM
time uint32
pt _POINT
lPrivate uint32
}
type _OSVERSIONINFOEXW struct {
dwOSVersionInfoSize uint32
dwMajorVersion uint32
dwMinorVersion uint32
dwBuildNumber uint32
dwPlatformId uint32
szCSDVersion [128]uint16
wServicePackMajor uint16
wServicePackMinor uint16
wSuiteMask uint16
wProductType byte
wReserved byte
}
type _PIXELFORMATDESCRIPTOR struct {
nSize uint16
nVersion uint16
dwFlags uint32
iPixelType byte
cColorBits byte
cRedBits byte
cRedShift byte
cGreenBits byte
cGreenShift byte
cBlueBits byte
cBlueShift byte
cAlphaBits byte
cAlphaShift byte
cAccumBits byte
cAccumRedBits byte
cAccumGreenBits byte
cAccumBlueBits byte
cAccumAlphaBits byte
cDepthBits byte
cStencilBits byte
cAuxBuffers byte
iLayerType byte
bReserved byte
dwLayerMask uint32
dwVisibleMask uint32
dwDamageMask uint32
}
type _POINT struct {
x int32
y int32
}
type _POINTL struct {
x int32
y int32
}
type _RAWINPUT struct {
header _RAWINPUTHEADER
mouse _RAWMOUSE
// RAWMOUSE is the biggest among RAWHID, RAWKEYBOARD, and RAWMOUSE.
// Then, padding is not needed here.
}
type _RAWINPUTDEVICE struct {
usUsagePage uint16
usUsage uint16
dwFlags uint32
hwndTarget windows.HWND
}
type _RAWINPUTHEADER struct {
dwType uint32
dwSize uint32
hDevice windows.Handle
wParam uintptr
}
type _RAWMOUSE struct {
usFlags uint16
ulButtons uint32 // TODO: Check alignments
ulRawButtons uint32
lLastX int32
lLastY int32
ulExtraInformation uint32
}
type _RECT struct {
left int32
top int32
right int32
bottom int32
}
type _SIZE struct {
cx int32
cy int32
}
type _TRACKMOUSEEVENT struct {
cbSize uint32
dwFlags uint32
hwndTrack windows.HWND
dwHoverTime uint32
}
type _WINDOWPLACEMENT struct {
length uint32
flags uint32
showCmd uint32
ptMinPosition _POINT
ptMaxPosition _POINT
rcNormalPosition _RECT
rcDevice _RECT
}
type _WNDCLASSEXW struct {
cbSize uint32
style uint32
lpfnWndProc _WNDPROC
cbClsExtra int32
cbWndExtra int32
hInstance _HINSTANCE
hIcon _HICON
hCursor _HCURSOR
hbrBackground _HBRUSH
lpszMenuName *uint16
lpszClassName *uint16
hIconSm _HICON
}
var (
dwmapi = windows.NewLazySystemDLL("dwmapi.dll")
gdi32 = windows.NewLazySystemDLL("gdi32.dll")
kernel32 = windows.NewLazySystemDLL("kernel32.dll")
ntdll = windows.NewLazySystemDLL("ntdll.dll")
opengl32 = windows.NewLazySystemDLL("opengl32.dll")
shcore = windows.NewLazySystemDLL("shcore.dll")
shell32 = windows.NewLazySystemDLL("shell32.dll")
user32 = windows.NewLazySystemDLL("user32.dll")
procDwmEnableBlurBehindWindow = dwmapi.NewProc("DwmEnableBlurBehindWindow")
procDwmGetColorizationColor = dwmapi.NewProc("DwmGetColorizationColor")
procDwmFlush = dwmapi.NewProc("DwmFlush")
procDwmIsCompositionEnabled = dwmapi.NewProc("DwmIsCompositionEnabled")
procChoosePixelFormat = gdi32.NewProc("ChoosePixelFormat")
procCreateBitmap = gdi32.NewProc("CreateBitmap")
procCreateDIBSection = gdi32.NewProc("CreateDIBSection")
procCreateRectRgn = gdi32.NewProc("CreateRectRgn")
procDeleteObject = gdi32.NewProc("DeleteObject")
procDescribePixelFormat = gdi32.NewProc("DescribePixelFormat")
procGetDeviceCaps = gdi32.NewProc("GetDeviceCaps")
procSetPixelFormat = gdi32.NewProc("SetPixelFormat")
procSwapBuffers = gdi32.NewProc("SwapBuffers")
procGetModuleHandleExW = kernel32.NewProc("GetModuleHandleExW")
procSetThreadExecutionState = kernel32.NewProc("SetThreadExecutionState")
procTlsAlloc = kernel32.NewProc("TlsAlloc")
procTlsFree = kernel32.NewProc("TlsFree")
procTlsGetValue = kernel32.NewProc("TlsGetValue")
procTlsSetValue = kernel32.NewProc("TlsSetValue")
procVerSetConditionMask = kernel32.NewProc("VerSetConditionMask")
procRtlVerifyVersionInfo = ntdll.NewProc("RtlVerifyVersionInfo")
procWGLCreateContext = opengl32.NewProc("wglCreateContext")
procWGLDeleteContext = opengl32.NewProc("wglDeleteContext")
procWGLGetCurrentContext = opengl32.NewProc("wglGetCurrentContext")
procWGLGetCurrentDC = opengl32.NewProc("wglGetCurrentDC")
procWGLGetProcAddress = opengl32.NewProc("wglGetProcAddress")
procWGLMakeCurrent = opengl32.NewProc("wglMakeCurrent")
procWGLShareLists = opengl32.NewProc("wglShareLists")
// Extension functions should be obtained from wglGetProcAddress instead of opengl32.dll (#2101).
procWGLCreateContextAttribsARB uintptr
procWGLGetExtensionsStringARB uintptr
procWGLGetExtensionsStringEXT uintptr
procWGLGetPixelFormatAttribivARB uintptr
procWGLSwapIntervalEXT uintptr
procGetDpiForMonitor = shcore.NewProc("GetDpiForMonitor")
procSetProcessDpiAwareness = shcore.NewProc("SetProcessDpiAwareness")
procDragAcceptFiles = shell32.NewProc("DragAcceptFiles")
procDragFinish = shell32.NewProc("DragFinish")
procDragQueryFileW = shell32.NewProc("DragQueryFileW")
procDragQueryPoint = shell32.NewProc("DragQueryPoint")
procAdjustWindowRectEx = user32.NewProc("AdjustWindowRectEx")
procAdjustWindowRectExForDpi = user32.NewProc("AdjustWindowRectExForDpi")
procBringWindowToTop = user32.NewProc("BringWindowToTop")
procChangeDisplaySettingsExW = user32.NewProc("ChangeDisplaySettingsExW")
procChangeWindowMessageFilterEx = user32.NewProc("ChangeWindowMessageFilterEx")
procClientToScreen = user32.NewProc("ClientToScreen")
procClipCursor = user32.NewProc("ClipCursor")
procCreateIconIndirect = user32.NewProc("CreateIconIndirect")
procCreateWindowExW = user32.NewProc("CreateWindowExW")
procDefWindowProcW = user32.NewProc("DefWindowProcW")
procDestroyIcon = user32.NewProc("DestroyIcon")
procDestroyWindow = user32.NewProc("DestroyWindow")
procDispatchMessageW = user32.NewProc("DispatchMessageW")
procEnableNonClientDpiScaling = user32.NewProc("EnableNonClientDpiScaling")
procEnumDisplayDevicesW = user32.NewProc("EnumDisplayDevicesW")
procEnumDisplayMonitors = user32.NewProc("EnumDisplayMonitors")
procEnumDisplaySettingsW = user32.NewProc("EnumDisplaySettingsW")
procEnumDisplaySettingsExW = user32.NewProc("EnumDisplaySettingsExW")
procFlashWindow = user32.NewProc("FlashWindow")
procGetActiveWindow = user32.NewProc("GetActiveWindow")
procGetClassLongPtrW = user32.NewProc("GetClassLongPtrW")
procGetClientRect = user32.NewProc("GetClientRect")
procGetCursorPos = user32.NewProc("GetCursorPos")
procGetDC = user32.NewProc("GetDC")
procGetDpiForWindow = user32.NewProc("GetDpiForWindow")
procGetKeyState = user32.NewProc("GetKeyState")
procGetLayeredWindowAttributes = user32.NewProc("GetLayeredWindowAttributes")
procGetMessageTime = user32.NewProc("GetMessageTime")
procGetMonitorInfoW = user32.NewProc("GetMonitorInfoW")
procGetRawInputData = user32.NewProc("GetRawInputData")
procGetSystemMetrics = user32.NewProc("GetSystemMetrics")
procGetSystemMetricsForDpi = user32.NewProc("GetSystemMetricsForDpi")
procGetWindowLongW = user32.NewProc("GetWindowLongW")
procGetWindowPlacement = user32.NewProc("GetWindowPlacement")
procGetWindowRect = user32.NewProc("GetWindowRect")
procIsIconic = user32.NewProc("IsIconic")
procIsWindowVisible = user32.NewProc("IsWindowVisible")
procIsZoomed = user32.NewProc("IsZoomed")
procLoadCursorW = user32.NewProc("LoadCursorW")
procLoadImageW = user32.NewProc("LoadImageW")
procMapVirtualKeyW = user32.NewProc("MapVirtualKeyW")
procMonitorFromWindow = user32.NewProc("MonitorFromWindow")
procMoveWindow = user32.NewProc("MoveWindow")
procMsgWaitForMultipleObjects = user32.NewProc("MsgWaitForMultipleObjects")
procOffsetRect = user32.NewProc("OffsetRect")
procPeekMessageW = user32.NewProc("PeekMessageW")
procPostMessageW = user32.NewProc("PostMessageW")
procPtInRect = user32.NewProc("PtInRect")
procRegisterClassExW = user32.NewProc("RegisterClassExW")
procRegisterDeviceNotificationW = user32.NewProc("RegisterDeviceNotificationW")
procRegisterRawInputDevices = user32.NewProc("RegisterRawInputDevices")
procReleaseCapture = user32.NewProc("ReleaseCapture")
procReleaseDC = user32.NewProc("ReleaseDC")
procScreenToClient = user32.NewProc("ScreenToClient")
procSendMessageW = user32.NewProc("SendMessageW")
procSetCapture = user32.NewProc("SetCapture")
procSetCursor = user32.NewProc("SetCursor")
procSetCursorPos = user32.NewProc("SetCursorPos")
procSetFocus = user32.NewProc("SetFocus")
procSetForegroundWindow = user32.NewProc("SetForegroundWindow")
procSetLayeredWindowAttributes = user32.NewProc("procSetLayeredWindowAttributes")
procSetProcessDPIAware = user32.NewProc("SetProcessDPIAware")
procSetProcessDpiAwarenessContext = user32.NewProc("SetProcessDpiAwarenessContext")
procSetWindowLongW = user32.NewProc("SetWindowLongW")
procSetWindowPlacement = user32.NewProc("SetWindowPlacement")
procSetWindowPos = user32.NewProc("SetWindowPos")
procSetWindowTextW = user32.NewProc("SetWindowTextW")
procShowWindow = user32.NewProc("ShowWindow")
procSystemParametersInfoW = user32.NewProc("SystemParametersInfoW")
procTranslateMessage = user32.NewProc("TranslateMessage")
procTrackMouseEvent = user32.NewProc("TrackMouseEvent")
procUnregisterClassW = user32.NewProc("UnregisterClassW")
procUnregisterDeviceNotification = user32.NewProc("UnregisterDeviceNotification")
procWaitMessage = user32.NewProc("WaitMessage")
procWindowFromPoint = user32.NewProc("WindowFromPoint")
)
func initWGLExtensionFunctions() {
procWGLCreateContextAttribsARB = wglGetProcAddress("wglCreateContextAttribsARB")
procWGLGetExtensionsStringARB = wglGetProcAddress("wglGetExtensionsStringARB")
procWGLGetExtensionsStringEXT = wglGetProcAddress("wglGetExtensionsStringEXT")
procWGLGetPixelFormatAttribivARB = wglGetProcAddress("wglGetPixelFormatAttribivARB")
procWGLSwapIntervalEXT = wglGetProcAddress("wglSwapIntervalEXT")
}
func _AdjustWindowRectEx(lpRect *_RECT, dwStyle uint32, menu bool, dwExStyle uint32) error {
var bMenu uintptr
if menu {
bMenu = 1
}
r, _, e := procAdjustWindowRectEx.Call(uintptr(unsafe.Pointer(lpRect)), uintptr(dwStyle), bMenu, uintptr(dwExStyle))
if int32(r) == 0 {
return fmt.Errorf("glfwwin: AdjustWindowRectEx failed: %w", e)
}
return nil
}
func _AdjustWindowRectExForDpi(lpRect *_RECT, dwStyle uint32, menu bool, dwExStyle uint32, dpi uint32) error {
var bMenu uintptr
if menu {
bMenu = 1
}
r, _, e := procAdjustWindowRectExForDpi.Call(uintptr(unsafe.Pointer(lpRect)), uintptr(dwStyle), bMenu, uintptr(dwExStyle), uintptr(dpi))
if int32(r) == 0 {
return fmt.Errorf("glfwwin: AdjustWindowRectExForDpi failed: %w", e)
}
return nil
}
func _BringWindowToTop(hWnd windows.HWND) error {
r, _, e := procBringWindowToTop.Call(uintptr(hWnd))
if int32(r) == 0 {
return fmt.Errorf("glfwwin: BringWindowToTop failed: %w", e)
}
return nil
}
func _ChangeDisplaySettingsExW(deviceName string, lpDevMode *_DEVMODEW, hwnd windows.HWND, dwflags uint32, lParam unsafe.Pointer) int32 {
var lpszDeviceName *uint16
if deviceName != "" {
var err error
lpszDeviceName, err = windows.UTF16PtrFromString(deviceName)
if err != nil {
panic("glfwwin: device name must not include a NUL character")
}
}
r, _, _ := procChangeDisplaySettingsExW.Call(uintptr(unsafe.Pointer(lpszDeviceName)), uintptr(unsafe.Pointer(lpDevMode)), uintptr(hwnd), uintptr(dwflags), uintptr(lParam))
runtime.KeepAlive(lpszDeviceName)
runtime.KeepAlive(lpDevMode)
return int32(r)
}
func _ChangeWindowMessageFilterEx(hwnd windows.HWND, message uint32, action uint32, pChangeFilterStruct *_CHANGEFILTERSTRUCT) error {
r, _, e := procChangeWindowMessageFilterEx.Call(uintptr(hwnd), uintptr(message), uintptr(action), uintptr(unsafe.Pointer(pChangeFilterStruct)))
if int32(r) == 0 {
return fmt.Errorf("glfwwin: ChangeWindowMessageFilterEx failed: %w", e)
}
return nil
}
func _ChoosePixelFormat(hdc _HDC, ppfd *_PIXELFORMATDESCRIPTOR) (int32, error) {
r, _, e := procChoosePixelFormat.Call(uintptr(hdc), uintptr(unsafe.Pointer(ppfd)))
if int32(r) == 0 {
return 0, fmt.Errorf("glfwwin: ChoosePixelFormat failed: %w", e)
}
return int32(r), nil
}
func _ClientToScreen(hWnd windows.HWND, lpPoint *_POINT) error {
r, _, e := procClientToScreen.Call(uintptr(hWnd), uintptr(unsafe.Pointer(lpPoint)))
if int32(r) == 0 {
return fmt.Errorf("glfwwin: ClientToScreen failed: %w", e)
}
return nil
}
func _ClipCursor(lpRect *_RECT) error {
r, _, e := procClipCursor.Call(uintptr(unsafe.Pointer(lpRect)))
if int32(r) == 0 {
return fmt.Errorf("glfwwin: ClipCursor failed: %w", e)
}
return nil
}
func _CreateBitmap(nWidth int32, nHeight int32, nPlanes uint32, nBitCount uint32, lpBits unsafe.Pointer) (_HBITMAP, error) {
r, _, e := procCreateBitmap.Call(uintptr(nWidth), uintptr(nHeight), uintptr(nPlanes), uintptr(nBitCount), uintptr(lpBits))
if _HBITMAP(r) == 0 {
return 0, fmt.Errorf("glfwwin: CreateBitmap failed: %w", e)
}
return _HBITMAP(r), nil
}
func _CreateDIBSection(hdc _HDC, pbmi *_BITMAPV5HEADER, usage uint32, hSection windows.Handle, offset uint32) (_HBITMAP, *byte, error) {
// pbmi is originally *BITMAPINFO.
var bits *byte
r, _, e := procCreateDIBSection.Call(uintptr(hdc), uintptr(unsafe.Pointer(pbmi)), uintptr(usage), uintptr(unsafe.Pointer(&bits)), uintptr(hSection), uintptr(offset))
if _HBITMAP(r) == 0 {
return 0, nil, fmt.Errorf("glfwwin: CreateDIBSection failed: %w", e)
}
return _HBITMAP(r), bits, nil
}
func _CreateRectRgn(x1, y1, x2, y2 int32) (_HRGN, error) {
r, _, e := procCreateRectRgn.Call(uintptr(x1), uintptr(y1), uintptr(x2), uintptr(y2))
if _HRGN(r) == 0 {
return 0, fmt.Errorf("glfwwin: CreateRectRgn failed: %w", e)
}
return _HRGN(r), nil
}
func _CreateIconIndirect(piconinfo *_ICONINFO) (_HICON, error) {
r, _, e := procCreateIconIndirect.Call(uintptr(unsafe.Pointer(piconinfo)))
if _HICON(r) == 0 {
return 0, fmt.Errorf("glfwwin: CreateIconIndirect failed: %w", e)
}
return _HICON(r), nil
}
func _CreateWindowExW(dwExStyle uint32, className string, windowName string, dwStyle uint32, x, y, nWidth, nHeight int32, hWndParent windows.HWND, hMenu _HMENU, hInstance _HINSTANCE, lpParam unsafe.Pointer) (windows.HWND, error) {
var lpClassName *uint16
if className != "" {
var err error
lpClassName, err = windows.UTF16PtrFromString(className)
if err != nil {
panic("glfwwin: class name msut not include a NUL character")
}
}
var lpWindowName *uint16
if windowName != "" {
var err error
lpWindowName, err = windows.UTF16PtrFromString(windowName)
if err != nil {
panic("glfwwin: window name msut not include a NUL character")
}
}
r, _, e := procCreateWindowExW.Call(
uintptr(dwExStyle), uintptr(unsafe.Pointer(lpClassName)), uintptr(unsafe.Pointer(lpWindowName)), uintptr(dwStyle),
uintptr(x), uintptr(y), uintptr(nWidth), uintptr(nHeight),