Direct3DCreate9Ex

// d3d9.dll
#include <windows.h>

HRESULT Direct3DCreate9Ex(
    DWORD SDKVersion,
    IDirect3D9Ex** param1
);

<DllImport("d3d9.dll", ExactSpelling:=True)>
Public Shared Function Direct3DCreate9Ex(
    SDKVersion As UInteger,   ' DWORD
    param1 As IntPtr   ' IDirect3D9Ex** out
) As Integer
End Function

' SDKVersion : DWORD
' param1 : IDirect3D9Ex** out
Declare PtrSafe Function Direct3DCreate9Ex Lib "d3d9" ( _
    ByVal SDKVersion As Long, _
    ByVal param1 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

Direct3DCreate9Ex = ctypes.windll.d3d9.Direct3DCreate9Ex
Direct3DCreate9Ex.restype = ctypes.c_int
Direct3DCreate9Ex.argtypes = [
    wintypes.DWORD,  # SDKVersion : DWORD
    ctypes.c_void_p,  # param1 : IDirect3D9Ex** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('d3d9.dll')
Direct3DCreate9Ex = Fiddle::Function.new(
  lib['Direct3DCreate9Ex'],
  [
    -Fiddle::TYPE_INT,  # SDKVersion : DWORD
    Fiddle::TYPE_VOIDP,  # param1 : IDirect3D9Ex** out
  ],
  Fiddle::TYPE_INT)

#[link(name = "d3d9")]
extern "system" {
    fn Direct3DCreate9Ex(
        SDKVersion: u32,  // DWORD
        param1: *mut *mut core::ffi::c_void  // IDirect3D9Ex** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("d3d9.dll")]
public static extern int Direct3DCreate9Ex(uint SDKVersion, IntPtr param1);
"@
$api = Add-Type -MemberDefinition $sig -Name 'd3d9_Direct3DCreate9Ex' -Namespace Win32 -PassThru
# $api::Direct3DCreate9Ex(SDKVersion, param1)

#uselib "d3d9.dll"
#func global Direct3DCreate9Ex "Direct3DCreate9Ex" sptr, sptr
; Direct3DCreate9Ex SDKVersion, param1   ; 戻り値は stat
; SDKVersion : DWORD -> "sptr"
; param1 : IDirect3D9Ex** 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。

#uselib "d3d9.dll"
#cfunc global Direct3DCreate9Ex "Direct3DCreate9Ex" int, sptr
; res = Direct3DCreate9Ex(SDKVersion, param1)
; SDKVersion : DWORD -> "int"
; param1 : IDirect3D9Ex** out -> "sptr"

; HRESULT Direct3DCreate9Ex(DWORD SDKVersion, IDirect3D9Ex** param1)
#uselib "d3d9.dll"
#cfunc global Direct3DCreate9Ex "Direct3DCreate9Ex" int, intptr
; res = Direct3DCreate9Ex(SDKVersion, param1)
; SDKVersion : DWORD -> "int"
; param1 : IDirect3D9Ex** out -> "intptr"

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	d3d9 = windows.NewLazySystemDLL("d3d9.dll")
	procDirect3DCreate9Ex = d3d9.NewProc("Direct3DCreate9Ex")
)

// SDKVersion (DWORD), param1 (IDirect3D9Ex** out)
r1, _, err := procDirect3DCreate9Ex.Call(
	uintptr(SDKVersion),
	uintptr(param1),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function Direct3DCreate9Ex(
  SDKVersion: DWORD;   // DWORD
  param1: Pointer   // IDirect3D9Ex** out
): Integer; stdcall;
  external 'd3d9.dll' name 'Direct3DCreate9Ex';

result := DllCall("d3d9\Direct3DCreate9Ex"
    , "UInt", SDKVersion   ; DWORD
    , "Ptr", param1   ; IDirect3D9Ex** out
    , "Int")   ; return: HRESULT

●Direct3DCreate9Ex(SDKVersion, param1) = DLL("d3d9.dll", "int Direct3DCreate9Ex(dword, void*)")
# 呼び出し: Direct3DCreate9Ex(SDKVersion, param1)
# SDKVersion : DWORD -> "dword"
# param1 : IDirect3D9Ex** 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)。