gluTessBeginPolygon

// GLU32.dll
#include <windows.h>

void gluTessBeginPolygon(
    GLUtesselator* tess,
    void* polygon_data
);

<DllImport("GLU32.dll", ExactSpelling:=True)>
Public Shared Sub gluTessBeginPolygon(
    ByRef tess As IntPtr,   ' GLUtesselator* in/out
    polygon_data As IntPtr   ' void* in/out
)
End Sub

' tess : GLUtesselator* in/out
' polygon_data : void* in/out
Declare PtrSafe Sub gluTessBeginPolygon Lib "glu32" ( _
    ByRef tess As LongPtr, _
    ByVal polygon_data As LongPtr)
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

gluTessBeginPolygon = ctypes.windll.glu32.gluTessBeginPolygon
gluTessBeginPolygon.restype = None
gluTessBeginPolygon.argtypes = [
    ctypes.c_void_p,  # tess : GLUtesselator* in/out
    ctypes.POINTER(None),  # polygon_data : void* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('GLU32.dll')
gluTessBeginPolygon = Fiddle::Function.new(
  lib['gluTessBeginPolygon'],
  [
    Fiddle::TYPE_VOIDP,  # tess : GLUtesselator* in/out
    Fiddle::TYPE_VOIDP,  # polygon_data : void* in/out
  ],
  Fiddle::TYPE_VOID)

#[link(name = "glu32")]
extern "system" {
    fn gluTessBeginPolygon(
        tess: *mut isize,  // GLUtesselator* in/out
        polygon_data: *mut ()  // void* in/out
    );
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("GLU32.dll")]
public static extern void gluTessBeginPolygon(ref IntPtr tess, IntPtr polygon_data);
"@
$api = Add-Type -MemberDefinition $sig -Name 'GLU32_gluTessBeginPolygon' -Namespace Win32 -PassThru
# $api::gluTessBeginPolygon(tess, polygon_data)

#uselib "GLU32.dll"
#func global gluTessBeginPolygon "gluTessBeginPolygon" sptr, sptr
; gluTessBeginPolygon varptr(tess), polygon_data
; tess : GLUtesselator* in/out -> "sptr"
; polygon_data : void* in/out -> "sptr"

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

var (
	glu32 = windows.NewLazySystemDLL("GLU32.dll")
	procgluTessBeginPolygon = glu32.NewProc("gluTessBeginPolygon")
)

// tess (GLUtesselator* in/out), polygon_data (void* in/out)
r1, _, err := procgluTessBeginPolygon.Call(
	uintptr(tess),
	uintptr(polygon_data),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // void

procedure gluTessBeginPolygon(
  tess: Pointer;   // GLUtesselator* in/out
  polygon_data: Pointer   // void* in/out
); stdcall;
  external 'GLU32.dll' name 'gluTessBeginPolygon';

result := DllCall("GLU32\gluTessBeginPolygon"
    , "Ptr", tess   ; GLUtesselator* in/out
    , "Ptr", polygon_data   ; void* in/out
    , "Int")   ; return: void

●gluTessBeginPolygon(tess, polygon_data) = DLL("GLU32.dll", "int gluTessBeginPolygon(void*, void*)")
# 呼び出し: gluTessBeginPolygon(tess, polygon_data)
# tess : GLUtesselator* in/out -> "void*"
# polygon_data : void* 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 "glu32" fn gluTessBeginPolygon(
    tess: [*c]isize, // GLUtesselator* in/out
    polygon_data: ?*anyopaque // void* in/out
) callconv(std.os.windows.WINAPI) void;

proc gluTessBeginPolygon(
    tess: ptr int,  # GLUtesselator* in/out
    polygon_data: pointer  # void* in/out
) {.importc: "gluTessBeginPolygon", stdcall, dynlib: "GLU32.dll".}

pragma(lib, "glu32");
extern(Windows)
void gluTessBeginPolygon(
    ptrdiff_t* tess,   // GLUtesselator* in/out
    void* polygon_data   // void* in/out
);

ccall((:gluTessBeginPolygon, "GLU32.dll"), stdcall, Cvoid,
      (Ptr{Int}, Ptr{Cvoid}),
      tess, polygon_data)
# tess : GLUtesselator* in/out -> Ptr{Int}
# polygon_data : void* in/out -> Ptr{Cvoid}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
void gluTessBeginPolygon(
    intptr_t* tess,
    void* polygon_data);
]]
local glu32 = ffi.load("glu32")
-- glu32.gluTessBeginPolygon(tess, polygon_data)
-- tess : GLUtesselator* in/out
-- polygon_data : void* 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('GLU32.dll');
const gluTessBeginPolygon = lib.func('__stdcall', 'gluTessBeginPolygon', 'void', ['intptr_t *', 'void *']);
// gluTessBeginPolygon(tess, polygon_data)
// tess : GLUtesselator* in/out -> 'intptr_t *'
// polygon_data : void* 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("GLU32.dll", {
  gluTessBeginPolygon: { parameters: ["pointer", "pointer"], result: "void" },
});
// lib.symbols.gluTessBeginPolygon(tess, polygon_data)
// tess : GLUtesselator* in/out -> "pointer"
// polygon_data : void* 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
void gluTessBeginPolygon(
    intptr_t* tess,
    void* polygon_data);
C, "GLU32.dll");
// $ffi->gluTessBeginPolygon(tess, polygon_data);
// tess : GLUtesselator* in/out
// polygon_data : void* 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 Glu32 extends StdCallLibrary {
    Glu32 INSTANCE = Native.load("glu32", Glu32.class);
    void gluTessBeginPolygon(
        LongByReference tess,   // GLUtesselator* in/out
        Pointer polygon_data   // void* in/out
    );
}

@[Link("glu32")]
lib LibGLU32
  fun gluTessBeginPolygon = gluTessBeginPolygon(
    tess : LibC::SSizeT*,   # GLUtesselator* in/out
    polygon_data : Void*   # void* in/out
  ) : Void
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 gluTessBeginPolygonNative = Void Function(Pointer<IntPtr>, Pointer<Void>);
typedef gluTessBeginPolygonDart = void Function(Pointer<IntPtr>, Pointer<Void>);
final gluTessBeginPolygon = DynamicLibrary.open('GLU32.dll')
    .lookupFunction<gluTessBeginPolygonNative, gluTessBeginPolygonDart>('gluTessBeginPolygon');
// tess : GLUtesselator* in/out -> Pointer<IntPtr>
// polygon_data : void* in/out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
procedure gluTessBeginPolygon(
  tess: Pointer;   // GLUtesselator* in/out
  polygon_data: Pointer   // void* in/out
); stdcall;
  external 'GLU32.dll' name 'gluTessBeginPolygon';

import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "gluTessBeginPolygon"
  c_gluTessBeginPolygon :: Ptr CIntPtr -> Ptr () -> IO ()
-- tess : GLUtesselator* in/out -> Ptr CIntPtr
-- polygon_data : void* 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 glutessbeginpolygon =
  foreign "gluTessBeginPolygon"
    ((ptr intptr_t) @-> (ptr void) @-> returning void)
(* tess : GLUtesselator* in/out -> (ptr intptr_t) *)
(* polygon_data : void* 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 glu32 (t "GLU32.dll"))
(cffi:use-foreign-library glu32)

(cffi:defcfun ("gluTessBeginPolygon" glu-tess-begin-polygon :convention :stdcall) :void
  (tess :pointer)   ; GLUtesselator* in/out
  (polygon-data :pointer))   ; void* in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $gluTessBeginPolygon = Win32::API::More->new('GLU32',
    'void gluTessBeginPolygon(LPVOID tess, LPVOID polygon_data)');
# my $ret = $gluTessBeginPolygon->Call($tess, $polygon_data);
# tess : GLUtesselator* in/out -> LPVOID
# polygon_data : void* 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。