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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。
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 | 型 | 方向 | 説明 |
|---|---|---|---|
| param0 | HDC | in | 対象のデバイスコンテキストハンドル(HDC)。 |
| param1 | INT | in | 対象のピクセル形式インデックスを示すINT値。 |
| param2 | INT | in | 情報を取得するレイヤープレーン番号を示すINT値。 |
| param3 | DWORD | in | param4バッファのバイトサイズを示すDWORD値。 |
| param4 | LAYERPLANEDESCRIPTOR* | inout | レイヤープレーンの記述を受け取る出力先のLAYERPLANEDESCRIPTORへのポインタ。 |
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 <MarshalAs(UnmanagedType.Bool)> 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。#uselib "OPENGL32.dll" #cfunc global wglDescribeLayerPlane "wglDescribeLayerPlane" sptr, int, int, int, sptr ; res = wglDescribeLayerPlane(param0, param1, param2, param3, varptr(param4)) ; param0 : HDC -> "sptr" ; param1 : INT -> "int" ; param2 : INT -> "int" ; param3 : DWORD -> "int" ; param4 : LAYERPLANEDESCRIPTOR* in/out -> "sptr" ; ※出力/バッファ引数はポインタ方式(token=sptr / 呼び出しは varptr(変数))。
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。; BOOL wglDescribeLayerPlane(HDC param0, INT param1, INT param2, DWORD param3, LAYERPLANEDESCRIPTOR* param4) #uselib "OPENGL32.dll" #cfunc global wglDescribeLayerPlane "wglDescribeLayerPlane" intptr, int, int, int, intptr ; res = wglDescribeLayerPlane(param0, param1, param2, param3, varptr(param4)) ; param0 : HDC -> "intptr" ; param1 : INT -> "int" ; param2 : INT -> "int" ; param3 : DWORD -> "int" ; param4 : LAYERPLANEDESCRIPTOR* in/out -> "intptr" ; ※出力/バッファ引数はポインタ方式(token=intptr / 呼び出しは varptr(変数))。
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 // BOOLfunction 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)。const std = @import("std");
extern "opengl32" fn wglDescribeLayerPlane(
param0: ?*anyopaque, // HDC
param1: i32, // INT
param2: i32, // INT
param3: u32, // DWORD
param4: [*c]LAYERPLANEDESCRIPTOR // LAYERPLANEDESCRIPTOR* in/out
) callconv(std.os.windows.WINAPI) i32;proc wglDescribeLayerPlane(
param0: pointer, # HDC
param1: int32, # INT
param2: int32, # INT
param3: uint32, # DWORD
param4: ptr LAYERPLANEDESCRIPTOR # LAYERPLANEDESCRIPTOR* in/out
): int32 {.importc: "wglDescribeLayerPlane", stdcall, dynlib: "OPENGL32.dll".}pragma(lib, "opengl32");
extern(Windows)
int wglDescribeLayerPlane(
void* param0, // HDC
int param1, // INT
int param2, // INT
uint param3, // DWORD
LAYERPLANEDESCRIPTOR* param4 // LAYERPLANEDESCRIPTOR* in/out
);ccall((:wglDescribeLayerPlane, "OPENGL32.dll"), stdcall, Int32,
(Ptr{Cvoid}, Int32, Int32, UInt32, Ptr{LAYERPLANEDESCRIPTOR}),
param0, param1, param2, param3, param4)
# param0 : HDC -> Ptr{Cvoid}
# param1 : INT -> Int32
# param2 : INT -> Int32
# param3 : DWORD -> UInt32
# param4 : LAYERPLANEDESCRIPTOR* in/out -> Ptr{LAYERPLANEDESCRIPTOR}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。local ffi = require("ffi")
ffi.cdef[[
int32_t wglDescribeLayerPlane(
void* param0,
int32_t param1,
int32_t param2,
uint32_t param3,
void* param4);
]]
local opengl32 = ffi.load("opengl32")
-- opengl32.wglDescribeLayerPlane(param0, param1, param2, param3, param4)
-- param0 : HDC
-- param1 : INT
-- param2 : INT
-- param3 : DWORD
-- param4 : LAYERPLANEDESCRIPTOR* in/out
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。const koffi = require('koffi');
const lib = koffi.load('OPENGL32.dll');
const wglDescribeLayerPlane = lib.func('__stdcall', 'wglDescribeLayerPlane', 'int32_t', ['void *', 'int32_t', 'int32_t', 'uint32_t', 'void *']);
// wglDescribeLayerPlane(param0, param1, param2, param3, param4)
// param0 : HDC -> 'void *'
// param1 : INT -> 'int32_t'
// param2 : INT -> 'int32_t'
// param3 : DWORD -> 'uint32_t'
// param4 : LAYERPLANEDESCRIPTOR* in/out -> 'void *'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。const lib = Deno.dlopen("OPENGL32.dll", {
wglDescribeLayerPlane: { parameters: ["pointer", "i32", "i32", "u32", "pointer"], result: "i32" },
});
// lib.symbols.wglDescribeLayerPlane(param0, param1, param2, param3, param4)
// param0 : HDC -> "pointer"
// param1 : INT -> "i32"
// param2 : INT -> "i32"
// param3 : DWORD -> "u32"
// param4 : LAYERPLANEDESCRIPTOR* in/out -> "pointer"
// 文字列引数は "buffer"(NUL 終端のバイト列を Uint8Array で渡す)。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。<?php
$ffi = FFI::cdef(<<<C
int32_t wglDescribeLayerPlane(
void* param0,
int32_t param1,
int32_t param2,
uint32_t param3,
void* param4);
C, "OPENGL32.dll");
// $ffi->wglDescribeLayerPlane(param0, param1, param2, param3, param4);
// param0 : HDC
// param1 : INT
// param2 : INT
// param3 : DWORD
// param4 : LAYERPLANEDESCRIPTOR* in/out
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;
public interface Opengl32 extends StdCallLibrary {
Opengl32 INSTANCE = Native.load("opengl32", Opengl32.class);
boolean wglDescribeLayerPlane(
Pointer param0, // HDC
int param1, // INT
int param2, // INT
int param3, // DWORD
Pointer param4 // LAYERPLANEDESCRIPTOR* in/out
);
}@[Link("opengl32")]
lib LibOPENGL32
fun wglDescribeLayerPlane = wglDescribeLayerPlane(
param0 : Void*, # HDC
param1 : Int32, # INT
param2 : Int32, # INT
param3 : UInt32, # DWORD
param4 : LAYERPLANEDESCRIPTOR* # LAYERPLANEDESCRIPTOR* in/out
) : Int32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。import 'dart:ffi';
import 'package:ffi/ffi.dart';
typedef wglDescribeLayerPlaneNative = Int32 Function(Pointer<Void>, Int32, Int32, Uint32, Pointer<Void>);
typedef wglDescribeLayerPlaneDart = int Function(Pointer<Void>, int, int, int, Pointer<Void>);
final wglDescribeLayerPlane = DynamicLibrary.open('OPENGL32.dll')
.lookupFunction<wglDescribeLayerPlaneNative, wglDescribeLayerPlaneDart>('wglDescribeLayerPlane');
// param0 : HDC -> Pointer<Void>
// param1 : INT -> Int32
// param2 : INT -> Int32
// param3 : DWORD -> Uint32
// param4 : LAYERPLANEDESCRIPTOR* in/out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。{$mode objfpc}{$H+}
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';import Foreign
import Foreign.C.Types
import Foreign.C.String
foreign import stdcall safe "wglDescribeLayerPlane"
c_wglDescribeLayerPlane :: Ptr () -> Int32 -> Int32 -> Word32 -> Ptr () -> IO CInt
-- param0 : HDC -> Ptr ()
-- param1 : INT -> Int32
-- param2 : INT -> Int32
-- param3 : DWORD -> Word32
-- param4 : LAYERPLANEDESCRIPTOR* in/out -> Ptr ()
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。open Ctypes
open Foreign
let wgldescribelayerplane =
foreign "wglDescribeLayerPlane"
((ptr void) @-> int32_t @-> int32_t @-> uint32_t @-> (ptr void) @-> returning int32_t)
(* param0 : HDC -> (ptr void) *)
(* param1 : INT -> int32_t *)
(* param2 : INT -> int32_t *)
(* param3 : DWORD -> uint32_t *)
(* param4 : LAYERPLANEDESCRIPTOR* in/out -> (ptr void) *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)(cffi:define-foreign-library opengl32 (t "OPENGL32.dll"))
(cffi:use-foreign-library opengl32)
(cffi:defcfun ("wglDescribeLayerPlane" wgl-describe-layer-plane :convention :stdcall) :int32
(param0 :pointer) ; HDC
(param1 :int32) ; INT
(param2 :int32) ; INT
(param3 :uint32) ; DWORD
(param4 :pointer)) ; LAYERPLANEDESCRIPTOR* in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。use Win32::API;
my $wglDescribeLayerPlane = Win32::API::More->new('OPENGL32',
'BOOL wglDescribeLayerPlane(HANDLE param0, int param1, int param2, DWORD param3, LPVOID param4)');
# my $ret = $wglDescribeLayerPlane->Call($param0, $param1, $param2, $param3, $param4);
# param0 : HDC -> HANDLE
# param1 : INT -> int
# param2 : INT -> int
# param3 : DWORD -> DWORD
# param4 : LAYERPLANEDESCRIPTOR* in/out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。