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DCompositionCreateDevice3
関数拡張機能対応のDirectComposition合成デバイスを作成する。
シグネチャ
// dcomp.dll
#include <windows.h>
HRESULT DCompositionCreateDevice3(
IUnknown* renderingDevice, // optional
const GUID* iid,
void** dcompositionDevice
);パラメーター
| 名前 | 型 | 方向 | 説明 |
|---|---|---|---|
| renderingDevice | IUnknown* | inoptional | 描画に用いるD2DまたはDXGIデバイス(IUnknown)。NULL可。 |
| iid | GUID* | in | 要求するコンポジションデバイスインターフェイスのIID。 |
| dcompositionDevice | void** | out | 生成されたコンポジションデバイスを受け取る出力先。 |
戻り値の型: HRESULT
各言語での呼び出し定義
// dcomp.dll
#include <windows.h>
HRESULT DCompositionCreateDevice3(
IUnknown* renderingDevice, // optional
const GUID* iid,
void** dcompositionDevice
);[DllImport("dcomp.dll", ExactSpelling = true)]
static extern int DCompositionCreateDevice3(
IntPtr renderingDevice, // IUnknown* optional
ref Guid iid, // GUID*
IntPtr dcompositionDevice // void** out
);<DllImport("dcomp.dll", ExactSpelling:=True)>
Public Shared Function DCompositionCreateDevice3(
renderingDevice As IntPtr, ' IUnknown* optional
ByRef iid As Guid, ' GUID*
dcompositionDevice As IntPtr ' void** out
) As Integer
End Function' renderingDevice : IUnknown* optional
' iid : GUID*
' dcompositionDevice : void** out
Declare PtrSafe Function DCompositionCreateDevice3 Lib "dcomp" ( _
ByVal renderingDevice As LongPtr, _
ByVal iid As LongPtr, _
ByVal dcompositionDevice 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
DCompositionCreateDevice3 = ctypes.windll.dcomp.DCompositionCreateDevice3
DCompositionCreateDevice3.restype = ctypes.c_int
DCompositionCreateDevice3.argtypes = [
ctypes.c_void_p, # renderingDevice : IUnknown* optional
ctypes.c_void_p, # iid : GUID*
ctypes.c_void_p, # dcompositionDevice : void** out
]require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('dcomp.dll')
DCompositionCreateDevice3 = Fiddle::Function.new(
lib['DCompositionCreateDevice3'],
[
Fiddle::TYPE_VOIDP, # renderingDevice : IUnknown* optional
Fiddle::TYPE_VOIDP, # iid : GUID*
Fiddle::TYPE_VOIDP, # dcompositionDevice : void** out
],
Fiddle::TYPE_INT)#[link(name = "dcomp")]
extern "system" {
fn DCompositionCreateDevice3(
renderingDevice: *mut core::ffi::c_void, // IUnknown* optional
iid: *const GUID, // GUID*
dcompositionDevice: *mut *mut () // void** out
) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[DllImport("dcomp.dll")]
public static extern int DCompositionCreateDevice3(IntPtr renderingDevice, ref Guid iid, IntPtr dcompositionDevice);
"@
$api = Add-Type -MemberDefinition $sig -Name 'dcomp_DCompositionCreateDevice3' -Namespace Win32 -PassThru
# $api::DCompositionCreateDevice3(renderingDevice, iid, dcompositionDevice)#uselib "dcomp.dll"
#func global DCompositionCreateDevice3 "DCompositionCreateDevice3" sptr, sptr, sptr
; DCompositionCreateDevice3 renderingDevice, varptr(iid), dcompositionDevice ; 戻り値は stat
; renderingDevice : IUnknown* optional -> "sptr"
; iid : GUID* -> "sptr"
; dcompositionDevice : void** 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 "dcomp.dll" #cfunc global DCompositionCreateDevice3 "DCompositionCreateDevice3" sptr, var, sptr ; res = DCompositionCreateDevice3(renderingDevice, iid, dcompositionDevice) ; renderingDevice : IUnknown* optional -> "sptr" ; iid : GUID* -> "var" ; dcompositionDevice : void** out -> "sptr" ; ※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 "dcomp.dll" #cfunc global DCompositionCreateDevice3 "DCompositionCreateDevice3" sptr, sptr, sptr ; res = DCompositionCreateDevice3(renderingDevice, varptr(iid), dcompositionDevice) ; renderingDevice : IUnknown* optional -> "sptr" ; iid : GUID* -> "sptr" ; dcompositionDevice : void** 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:
; HRESULT DCompositionCreateDevice3(IUnknown* renderingDevice, GUID* iid, void** dcompositionDevice) #uselib "dcomp.dll" #cfunc global DCompositionCreateDevice3 "DCompositionCreateDevice3" intptr, var, intptr ; res = DCompositionCreateDevice3(renderingDevice, iid, dcompositionDevice) ; renderingDevice : IUnknown* optional -> "intptr" ; iid : GUID* -> "var" ; dcompositionDevice : void** out -> "intptr" ; ※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。; HRESULT DCompositionCreateDevice3(IUnknown* renderingDevice, GUID* iid, void** dcompositionDevice) #uselib "dcomp.dll" #cfunc global DCompositionCreateDevice3 "DCompositionCreateDevice3" intptr, intptr, intptr ; res = DCompositionCreateDevice3(renderingDevice, varptr(iid), dcompositionDevice) ; renderingDevice : IUnknown* optional -> "intptr" ; iid : GUID* -> "intptr" ; dcompositionDevice : void** 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 (
dcomp = windows.NewLazySystemDLL("dcomp.dll")
procDCompositionCreateDevice3 = dcomp.NewProc("DCompositionCreateDevice3")
)
// renderingDevice (IUnknown* optional), iid (GUID*), dcompositionDevice (void** out)
r1, _, err := procDCompositionCreateDevice3.Call(
uintptr(renderingDevice),
uintptr(iid),
uintptr(dcompositionDevice),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // HRESULTfunction DCompositionCreateDevice3(
renderingDevice: Pointer; // IUnknown* optional
iid: PGUID; // GUID*
dcompositionDevice: Pointer // void** out
): Integer; stdcall;
external 'dcomp.dll' name 'DCompositionCreateDevice3';result := DllCall("dcomp\DCompositionCreateDevice3"
, "Ptr", renderingDevice ; IUnknown* optional
, "Ptr", iid ; GUID*
, "Ptr", dcompositionDevice ; void** out
, "Int") ; return: HRESULT●DCompositionCreateDevice3(renderingDevice, iid, dcompositionDevice) = DLL("dcomp.dll", "int DCompositionCreateDevice3(void*, void*, void*)")
# 呼び出し: DCompositionCreateDevice3(renderingDevice, iid, dcompositionDevice)
# renderingDevice : IUnknown* optional -> "void*"
# iid : GUID* -> "void*"
# dcompositionDevice : void** 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 "dcomp" fn DCompositionCreateDevice3(
renderingDevice: ?*anyopaque, // IUnknown* optional
iid: [*c]GUID, // GUID*
dcompositionDevice: ?*anyopaque // void** out
) callconv(std.os.windows.WINAPI) i32;proc DCompositionCreateDevice3(
renderingDevice: pointer, # IUnknown* optional
iid: ptr GUID, # GUID*
dcompositionDevice: pointer # void** out
): int32 {.importc: "DCompositionCreateDevice3", stdcall, dynlib: "dcomp.dll".}pragma(lib, "dcomp");
extern(Windows)
int DCompositionCreateDevice3(
void* renderingDevice, // IUnknown* optional
GUID* iid, // GUID*
void** dcompositionDevice // void** out
);ccall((:DCompositionCreateDevice3, "dcomp.dll"), stdcall, Int32,
(Ptr{Cvoid}, Ptr{GUID}, Ptr{Cvoid}),
renderingDevice, iid, dcompositionDevice)
# renderingDevice : IUnknown* optional -> Ptr{Cvoid}
# iid : GUID* -> Ptr{GUID}
# dcompositionDevice : void** out -> Ptr{Cvoid}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。local ffi = require("ffi")
ffi.cdef[[
int32_t DCompositionCreateDevice3(
void* renderingDevice,
void* iid,
void** dcompositionDevice);
]]
local dcomp = ffi.load("dcomp")
-- dcomp.DCompositionCreateDevice3(renderingDevice, iid, dcompositionDevice)
-- renderingDevice : IUnknown* optional
-- iid : GUID*
-- dcompositionDevice : void** 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('dcomp.dll');
const DCompositionCreateDevice3 = lib.func('__stdcall', 'DCompositionCreateDevice3', 'int32_t', ['void *', 'void *', 'void *']);
// DCompositionCreateDevice3(renderingDevice, iid, dcompositionDevice)
// renderingDevice : IUnknown* optional -> 'void *'
// iid : GUID* -> 'void *'
// dcompositionDevice : void** 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("dcomp.dll", {
DCompositionCreateDevice3: { parameters: ["pointer", "pointer", "pointer"], result: "i32" },
});
// lib.symbols.DCompositionCreateDevice3(renderingDevice, iid, dcompositionDevice)
// renderingDevice : IUnknown* optional -> "pointer"
// iid : GUID* -> "pointer"
// dcompositionDevice : void** 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 DCompositionCreateDevice3(
void* renderingDevice,
void* iid,
void** dcompositionDevice);
C, "dcomp.dll");
// $ffi->DCompositionCreateDevice3(renderingDevice, iid, dcompositionDevice);
// renderingDevice : IUnknown* optional
// iid : GUID*
// dcompositionDevice : void** out
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;
public interface Dcomp extends StdCallLibrary {
Dcomp INSTANCE = Native.load("dcomp", Dcomp.class);
int DCompositionCreateDevice3(
Pointer renderingDevice, // IUnknown* optional
Pointer iid, // GUID*
Pointer dcompositionDevice // void** out
);
}@[Link("dcomp")]
lib Libdcomp
fun DCompositionCreateDevice3 = DCompositionCreateDevice3(
renderingDevice : Void*, # IUnknown* optional
iid : GUID*, # GUID*
dcompositionDevice : Void** # void** out
) : Int32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。import 'dart:ffi';
import 'package:ffi/ffi.dart';
typedef DCompositionCreateDevice3Native = Int32 Function(Pointer<Void>, Pointer<Void>, Pointer<Void>);
typedef DCompositionCreateDevice3Dart = int Function(Pointer<Void>, Pointer<Void>, Pointer<Void>);
final DCompositionCreateDevice3 = DynamicLibrary.open('dcomp.dll')
.lookupFunction<DCompositionCreateDevice3Native, DCompositionCreateDevice3Dart>('DCompositionCreateDevice3');
// renderingDevice : IUnknown* optional -> Pointer<Void>
// iid : GUID* -> Pointer<Void>
// dcompositionDevice : void** out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。{$mode objfpc}{$H+}
function DCompositionCreateDevice3(
renderingDevice: Pointer; // IUnknown* optional
iid: PGUID; // GUID*
dcompositionDevice: Pointer // void** out
): Integer; stdcall;
external 'dcomp.dll' name 'DCompositionCreateDevice3';import Foreign
import Foreign.C.Types
import Foreign.C.String
foreign import stdcall safe "DCompositionCreateDevice3"
c_DCompositionCreateDevice3 :: Ptr () -> Ptr () -> Ptr () -> IO Int32
-- renderingDevice : IUnknown* optional -> Ptr ()
-- iid : GUID* -> Ptr ()
-- dcompositionDevice : void** 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 dcompositioncreatedevice3 =
foreign "DCompositionCreateDevice3"
((ptr void) @-> (ptr void) @-> (ptr void) @-> returning int32_t)
(* renderingDevice : IUnknown* optional -> (ptr void) *)
(* iid : GUID* -> (ptr void) *)
(* dcompositionDevice : void** 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 dcomp (t "dcomp.dll"))
(cffi:use-foreign-library dcomp)
(cffi:defcfun ("DCompositionCreateDevice3" dcomposition-create-device3 :convention :stdcall) :int32
(rendering-device :pointer) ; IUnknown* optional
(iid :pointer) ; GUID*
(dcomposition-device :pointer)) ; void** out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。use Win32::API;
my $DCompositionCreateDevice3 = Win32::API::More->new('dcomp',
'int DCompositionCreateDevice3(LPVOID renderingDevice, LPVOID iid, LPVOID dcompositionDevice)');
# my $ret = $DCompositionCreateDevice3->Call($renderingDevice, $iid, $dcompositionDevice);
# renderingDevice : IUnknown* optional -> LPVOID
# iid : GUID* -> LPVOID
# dcompositionDevice : void** out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。関連項目
類似 API
- f DCompositionCreateDevice — DirectComposition合成デバイスを作成する。
- f DCompositionCreateDevice2 — レンダリングデバイスからDirectComposition合成デバイスを作成する。
使用する型