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ホームGraphics.OpenGL › wglDescribeLayerPlane

wglDescribeLayerPlane

関数
オーバーレイなどレイヤープレーンの情報を取得する。
DLLOPENGL32.dll呼出規約winapi対応OSWindows 2000 以降

シグネチャ

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

BOOL wglDescribeLayerPlane(
    HDC param0,
    INT param1,
    INT param2,
    DWORD param3,
    LAYERPLANEDESCRIPTOR* param4
);

パラメーター

名前方向
param0HDCin
param1INTin
param2INTin
param3DWORDin
param4LAYERPLANEDESCRIPTOR*inout

戻り値の型: BOOL

各言語での呼び出し定義

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

BOOL wglDescribeLayerPlane(
    HDC param0,
    INT param1,
    INT param2,
    DWORD param3,
    LAYERPLANEDESCRIPTOR* param4
);
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("OPENGL32.dll", ExactSpelling = true)]
static extern bool wglDescribeLayerPlane(
    IntPtr param0,   // HDC
    int param1,   // INT
    int param2,   // INT
    uint param3,   // DWORD
    IntPtr param4   // LAYERPLANEDESCRIPTOR* in/out
);
<DllImport("OPENGL32.dll", ExactSpelling:=True)>
Public Shared Function wglDescribeLayerPlane(
    param0 As IntPtr,   ' HDC
    param1 As Integer,   ' INT
    param2 As Integer,   ' INT
    param3 As UInteger,   ' DWORD
    param4 As IntPtr   ' LAYERPLANEDESCRIPTOR* in/out
) As Boolean
End Function
' param0 : HDC
' param1 : INT
' param2 : INT
' param3 : DWORD
' param4 : LAYERPLANEDESCRIPTOR* in/out
Declare PtrSafe Function wglDescribeLayerPlane Lib "opengl32" ( _
    ByVal param0 As LongPtr, _
    ByVal param1 As Long, _
    ByVal param2 As Long, _
    ByVal param3 As Long, _
    ByVal param4 As LongPtr) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。
import ctypes
from ctypes import wintypes

wglDescribeLayerPlane = ctypes.windll.opengl32.wglDescribeLayerPlane
wglDescribeLayerPlane.restype = wintypes.BOOL
wglDescribeLayerPlane.argtypes = [
    wintypes.HANDLE,  # param0 : HDC
    ctypes.c_int,  # param1 : INT
    ctypes.c_int,  # param2 : INT
    wintypes.DWORD,  # param3 : DWORD
    ctypes.c_void_p,  # param4 : LAYERPLANEDESCRIPTOR* in/out
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('OPENGL32.dll')
wglDescribeLayerPlane = Fiddle::Function.new(
  lib['wglDescribeLayerPlane'],
  [
    Fiddle::TYPE_VOIDP,  # param0 : HDC
    Fiddle::TYPE_INT,  # param1 : INT
    Fiddle::TYPE_INT,  # param2 : INT
    -Fiddle::TYPE_INT,  # param3 : DWORD
    Fiddle::TYPE_VOIDP,  # param4 : LAYERPLANEDESCRIPTOR* in/out
  ],
  Fiddle::TYPE_INT)
#[link(name = "opengl32")]
extern "system" {
    fn wglDescribeLayerPlane(
        param0: *mut core::ffi::c_void,  // HDC
        param1: i32,  // INT
        param2: i32,  // INT
        param3: u32,  // DWORD
        param4: *mut LAYERPLANEDESCRIPTOR  // LAYERPLANEDESCRIPTOR* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("OPENGL32.dll")]
public static extern bool wglDescribeLayerPlane(IntPtr param0, int param1, int param2, uint param3, IntPtr param4);
"@
$api = Add-Type -MemberDefinition $sig -Name 'OPENGL32_wglDescribeLayerPlane' -Namespace Win32 -PassThru
# $api::wglDescribeLayerPlane(param0, param1, param2, param3, param4)
#uselib "OPENGL32.dll"
#func global wglDescribeLayerPlane "wglDescribeLayerPlane" sptr, sptr, sptr, sptr, sptr
; wglDescribeLayerPlane param0, param1, param2, param3, varptr(param4)   ; 戻り値は stat
; param0 : HDC -> "sptr"
; param1 : INT -> "sptr"
; param2 : INT -> "sptr"
; param3 : DWORD -> "sptr"
; param4 : LAYERPLANEDESCRIPTOR* in/out -> "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。
出力引数:
#uselib "OPENGL32.dll"
#cfunc global wglDescribeLayerPlane "wglDescribeLayerPlane" sptr, int, int, int, var
; res = wglDescribeLayerPlane(param0, param1, param2, param3, param4)
; param0 : HDC -> "sptr"
; param1 : INT -> "int"
; param2 : INT -> "int"
; param3 : DWORD -> "int"
; param4 : LAYERPLANEDESCRIPTOR* in/out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。
出力引数:
; BOOL wglDescribeLayerPlane(HDC param0, INT param1, INT param2, DWORD param3, LAYERPLANEDESCRIPTOR* param4)
#uselib "OPENGL32.dll"
#cfunc global wglDescribeLayerPlane "wglDescribeLayerPlane" intptr, int, int, int, var
; res = wglDescribeLayerPlane(param0, param1, param2, param3, param4)
; param0 : HDC -> "intptr"
; param1 : INT -> "int"
; param2 : INT -> "int"
; param3 : DWORD -> "int"
; param4 : LAYERPLANEDESCRIPTOR* in/out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	opengl32 = windows.NewLazySystemDLL("OPENGL32.dll")
	procwglDescribeLayerPlane = opengl32.NewProc("wglDescribeLayerPlane")
)

// param0 (HDC), param1 (INT), param2 (INT), param3 (DWORD), param4 (LAYERPLANEDESCRIPTOR* in/out)
r1, _, err := procwglDescribeLayerPlane.Call(
	uintptr(param0),
	uintptr(param1),
	uintptr(param2),
	uintptr(param3),
	uintptr(param4),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL
function wglDescribeLayerPlane(
  param0: THandle;   // HDC
  param1: Integer;   // INT
  param2: Integer;   // INT
  param3: DWORD;   // DWORD
  param4: Pointer   // LAYERPLANEDESCRIPTOR* in/out
): BOOL; stdcall;
  external 'OPENGL32.dll' name 'wglDescribeLayerPlane';
result := DllCall("OPENGL32\wglDescribeLayerPlane"
    , "Ptr", param0   ; HDC
    , "Int", param1   ; INT
    , "Int", param2   ; INT
    , "UInt", param3   ; DWORD
    , "Ptr", param4   ; LAYERPLANEDESCRIPTOR* in/out
    , "Int")   ; return: BOOL
●wglDescribeLayerPlane(param0, param1, param2, param3, param4) = DLL("OPENGL32.dll", "bool wglDescribeLayerPlane(void*, int, int, dword, void*)")
# 呼び出し: wglDescribeLayerPlane(param0, param1, param2, param3, param4)
# param0 : HDC -> "void*"
# param1 : INT -> "int"
# param2 : INT -> "int"
# param3 : DWORD -> "dword"
# param4 : LAYERPLANEDESCRIPTOR* in/out -> "void*"
# 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)。