gluGetTessProperty

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

void gluGetTessProperty(
    GLUtesselator* tess,
    DWORD which,
    DOUBLE* value
);

<DllImport("GLU32.dll", ExactSpelling:=True)>
Public Shared Sub gluGetTessProperty(
    ByRef tess As IntPtr,   ' GLUtesselator* in/out
    which As UInteger,   ' DWORD
    ByRef value As Double   ' DOUBLE* in/out
)
End Sub

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

import ctypes
from ctypes import wintypes

gluGetTessProperty = ctypes.windll.glu32.gluGetTessProperty
gluGetTessProperty.restype = None
gluGetTessProperty.argtypes = [
    ctypes.c_void_p,  # tess : GLUtesselator* in/out
    wintypes.DWORD,  # which : DWORD
    ctypes.POINTER(ctypes.c_double),  # value : DOUBLE* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('GLU32.dll')
gluGetTessProperty = Fiddle::Function.new(
  lib['gluGetTessProperty'],
  [
    Fiddle::TYPE_VOIDP,  # tess : GLUtesselator* in/out
    -Fiddle::TYPE_INT,  # which : DWORD
    Fiddle::TYPE_VOIDP,  # value : DOUBLE* in/out
  ],
  Fiddle::TYPE_VOID)

#[link(name = "glu32")]
extern "system" {
    fn gluGetTessProperty(
        tess: *mut isize,  // GLUtesselator* in/out
        which: u32,  // DWORD
        value: *mut f64  // DOUBLE* in/out
    );
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("GLU32.dll")]
public static extern void gluGetTessProperty(ref IntPtr tess, uint which, ref double value);
"@
$api = Add-Type -MemberDefinition $sig -Name 'GLU32_gluGetTessProperty' -Namespace Win32 -PassThru
# $api::gluGetTessProperty(tess, which, value)

#uselib "GLU32.dll"
#func global gluGetTessProperty "gluGetTessProperty" sptr, sptr, sptr
; gluGetTessProperty varptr(tess), which, varptr(value)
; tess : GLUtesselator* in/out -> "sptr"
; which : DWORD -> "sptr"
; value : DOUBLE* in/out -> "sptr"

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

var (
	glu32 = windows.NewLazySystemDLL("GLU32.dll")
	procgluGetTessProperty = glu32.NewProc("gluGetTessProperty")
)

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

procedure gluGetTessProperty(
  tess: Pointer;   // GLUtesselator* in/out
  which: DWORD;   // DWORD
  value: Pointer   // DOUBLE* in/out
); stdcall;
  external 'GLU32.dll' name 'gluGetTessProperty';

result := DllCall("GLU32\gluGetTessProperty"
    , "Ptr", tess   ; GLUtesselator* in/out
    , "UInt", which   ; DWORD
    , "Ptr", value   ; DOUBLE* in/out
    , "Int")   ; return: void

●gluGetTessProperty(tess, which, value) = DLL("GLU32.dll", "int gluGetTessProperty(void*, dword, void*)")
# 呼び出し: gluGetTessProperty(tess, which, value)
# tess : GLUtesselator* in/out -> "void*"
# which : DWORD -> "dword"
# value : DOUBLE* 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 gluGetTessProperty(
    tess: [*c]isize, // GLUtesselator* in/out
    which: u32, // DWORD
    value: [*c]f64 // DOUBLE* in/out
) callconv(std.os.windows.WINAPI) void;

proc gluGetTessProperty(
    tess: ptr int,  # GLUtesselator* in/out
    which: uint32,  # DWORD
    value: ptr float64  # DOUBLE* in/out
) {.importc: "gluGetTessProperty", stdcall, dynlib: "GLU32.dll".}

pragma(lib, "glu32");
extern(Windows)
void gluGetTessProperty(
    ptrdiff_t* tess,   // GLUtesselator* in/out
    uint which,   // DWORD
    double* value   // DOUBLE* in/out
);

ccall((:gluGetTessProperty, "GLU32.dll"), stdcall, Cvoid,
      (Ptr{Int}, UInt32, Ptr{Float64}),
      tess, which, value)
# tess : GLUtesselator* in/out -> Ptr{Int}
# which : DWORD -> UInt32
# value : DOUBLE* in/out -> Ptr{Float64}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
void gluGetTessProperty(
    intptr_t* tess,
    uint32_t which,
    double* value);
]]
local glu32 = ffi.load("glu32")
-- glu32.gluGetTessProperty(tess, which, value)
-- tess : GLUtesselator* in/out
-- which : DWORD
-- value : DOUBLE* 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 gluGetTessProperty = lib.func('__stdcall', 'gluGetTessProperty', 'void', ['intptr_t *', 'uint32_t', 'double *']);
// gluGetTessProperty(tess, which, value)
// tess : GLUtesselator* in/out -> 'intptr_t *'
// which : DWORD -> 'uint32_t'
// value : DOUBLE* in/out -> 'double *'
// 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", {
  gluGetTessProperty: { parameters: ["pointer", "u32", "pointer"], result: "void" },
});
// lib.symbols.gluGetTessProperty(tess, which, value)
// tess : GLUtesselator* in/out -> "pointer"
// which : DWORD -> "u32"
// value : DOUBLE* 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 gluGetTessProperty(
    intptr_t* tess,
    uint32_t which,
    double* value);
C, "GLU32.dll");
// $ffi->gluGetTessProperty(tess, which, value);
// tess : GLUtesselator* in/out
// which : DWORD
// value : DOUBLE* 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 gluGetTessProperty(
        LongByReference tess,   // GLUtesselator* in/out
        int which,   // DWORD
        DoubleByReference value   // DOUBLE* in/out
    );
}

@[Link("glu32")]
lib LibGLU32
  fun gluGetTessProperty = gluGetTessProperty(
    tess : LibC::SSizeT*,   # GLUtesselator* in/out
    which : UInt32,   # DWORD
    value : Float64*   # DOUBLE* 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 gluGetTessPropertyNative = Void Function(Pointer<IntPtr>, Uint32, Pointer<Double>);
typedef gluGetTessPropertyDart = void Function(Pointer<IntPtr>, int, Pointer<Double>);
final gluGetTessProperty = DynamicLibrary.open('GLU32.dll')
    .lookupFunction<gluGetTessPropertyNative, gluGetTessPropertyDart>('gluGetTessProperty');
// tess : GLUtesselator* in/out -> Pointer<IntPtr>
// which : DWORD -> Uint32
// value : DOUBLE* in/out -> Pointer<Double>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
procedure gluGetTessProperty(
  tess: Pointer;   // GLUtesselator* in/out
  which: DWORD;   // DWORD
  value: Pointer   // DOUBLE* in/out
); stdcall;
  external 'GLU32.dll' name 'gluGetTessProperty';

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

foreign import stdcall safe "gluGetTessProperty"
  c_gluGetTessProperty :: Ptr CIntPtr -> Word32 -> Ptr CDouble -> IO ()
-- tess : GLUtesselator* in/out -> Ptr CIntPtr
-- which : DWORD -> Word32
-- value : DOUBLE* in/out -> Ptr CDouble
-- 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 glugettessproperty =
  foreign "gluGetTessProperty"
    ((ptr intptr_t) @-> uint32_t @-> (ptr double) @-> returning void)
(* tess : GLUtesselator* in/out -> (ptr intptr_t) *)
(* which : DWORD -> uint32_t *)
(* value : DOUBLE* in/out -> (ptr double) *)
(* 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 ("gluGetTessProperty" glu-get-tess-property :convention :stdcall) :void
  (tess :pointer)   ; GLUtesselator* in/out
  (which :uint32)   ; DWORD
  (value :pointer))   ; DOUBLE* in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

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