Win32 API 日本語リファレンス
ホームGraphics.OpenGL › wglCreateLayerContext

wglCreateLayerContext

関数
指定レイヤープレーン用のOpenGLレンダリングコンテキストを作成する。
DLLOPENGL32.dll呼出規約winapiSetLastErrorあり対応OSWindows 2000 以降

シグネチャ

// OPENGL32.dll
#include <windows.h>

HGLRC wglCreateLayerContext(
    HDC param0,
    INT param1
);

パラメーター

名前方向
param0HDCin
param1INTin

戻り値の型: HGLRC

各言語での呼び出し定義

// OPENGL32.dll
#include <windows.h>

HGLRC wglCreateLayerContext(
    HDC param0,
    INT param1
);
[DllImport("OPENGL32.dll", SetLastError = true, ExactSpelling = true)]
static extern IntPtr wglCreateLayerContext(
    IntPtr param0,   // HDC
    int param1   // INT
);
<DllImport("OPENGL32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function wglCreateLayerContext(
    param0 As IntPtr,   ' HDC
    param1 As Integer   ' INT
) As IntPtr
End Function
' param0 : HDC
' param1 : INT
Declare PtrSafe Function wglCreateLayerContext Lib "opengl32" ( _
    ByVal param0 As LongPtr, _
    ByVal param1 As Long) As LongPtr
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。
import ctypes
from ctypes import wintypes

wglCreateLayerContext = ctypes.windll.opengl32.wglCreateLayerContext
wglCreateLayerContext.restype = ctypes.c_void_p
wglCreateLayerContext.argtypes = [
    wintypes.HANDLE,  # param0 : HDC
    ctypes.c_int,  # param1 : INT
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('OPENGL32.dll')
wglCreateLayerContext = Fiddle::Function.new(
  lib['wglCreateLayerContext'],
  [
    Fiddle::TYPE_VOIDP,  # param0 : HDC
    Fiddle::TYPE_INT,  # param1 : INT
  ],
  Fiddle::TYPE_VOIDP)
#[link(name = "opengl32")]
extern "system" {
    fn wglCreateLayerContext(
        param0: *mut core::ffi::c_void,  // HDC
        param1: i32  // INT
    ) -> *mut core::ffi::c_void;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("OPENGL32.dll", SetLastError = true)]
public static extern IntPtr wglCreateLayerContext(IntPtr param0, int param1);
"@
$api = Add-Type -MemberDefinition $sig -Name 'OPENGL32_wglCreateLayerContext' -Namespace Win32 -PassThru
# $api::wglCreateLayerContext(param0, param1)
#uselib "OPENGL32.dll"
#func global wglCreateLayerContext "wglCreateLayerContext" sptr, sptr
; wglCreateLayerContext param0, param1   ; 戻り値は stat
; param0 : HDC -> "sptr"
; param1 : INT -> "sptr"
; ※HSP3.7は #func のため戻り値はシステム変数 stat に格納されます。
#uselib "OPENGL32.dll"
#cfunc global wglCreateLayerContext "wglCreateLayerContext" sptr, int
; res = wglCreateLayerContext(param0, param1)
; param0 : HDC -> "sptr"
; param1 : INT -> "int"
; HGLRC wglCreateLayerContext(HDC param0, INT param1)
#uselib "OPENGL32.dll"
#cfunc global wglCreateLayerContext "wglCreateLayerContext" intptr, int
; res = wglCreateLayerContext(param0, param1)
; param0 : HDC -> "intptr"
; param1 : INT -> "int"
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	opengl32 = windows.NewLazySystemDLL("OPENGL32.dll")
	procwglCreateLayerContext = opengl32.NewProc("wglCreateLayerContext")
)

// param0 (HDC), param1 (INT)
r1, _, err := procwglCreateLayerContext.Call(
	uintptr(param0),
	uintptr(param1),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HGLRC
function wglCreateLayerContext(
  param0: THandle;   // HDC
  param1: Integer   // INT
): THandle; stdcall;
  external 'OPENGL32.dll' name 'wglCreateLayerContext';
result := DllCall("OPENGL32\wglCreateLayerContext"
    , "Ptr", param0   ; HDC
    , "Int", param1   ; INT
    , "Ptr")   ; return: HGLRC
●wglCreateLayerContext(param0, param1) = DLL("OPENGL32.dll", "void* wglCreateLayerContext(void*, int)")
# 呼び出し: wglCreateLayerContext(param0, param1)
# param0 : HDC -> "void*"
# param1 : INT -> "int"
# なでしこ1は32bit・ANSI(Shift_JIS)。文字列=char*(ANSI)、ポインタ/ハンドル=void*(4byte)。