gluLoadSamplingMatrices

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

void gluLoadSamplingMatrices(
    GLUnurbs* nobj,
    const FLOAT* modelMatrix,
    const FLOAT* projMatrix,
    const INT* viewport
);

<DllImport("GLU32.dll", ExactSpelling:=True)>
Public Shared Sub gluLoadSamplingMatrices(
    ByRef nobj As IntPtr,   ' GLUnurbs* in/out
    ByRef modelMatrix As Single,   ' FLOAT*
    ByRef projMatrix As Single,   ' FLOAT*
    ByRef viewport As Integer   ' INT*
)
End Sub

' nobj : GLUnurbs* in/out
' modelMatrix : FLOAT*
' projMatrix : FLOAT*
' viewport : INT*
Declare PtrSafe Sub gluLoadSamplingMatrices Lib "glu32" ( _
    ByRef nobj As LongPtr, _
    ByRef modelMatrix As Single, _
    ByRef projMatrix As Single, _
    ByRef viewport As Long)
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

gluLoadSamplingMatrices = ctypes.windll.glu32.gluLoadSamplingMatrices
gluLoadSamplingMatrices.restype = None
gluLoadSamplingMatrices.argtypes = [
    ctypes.c_void_p,  # nobj : GLUnurbs* in/out
    ctypes.POINTER(ctypes.c_float),  # modelMatrix : FLOAT*
    ctypes.POINTER(ctypes.c_float),  # projMatrix : FLOAT*
    ctypes.POINTER(ctypes.c_int),  # viewport : INT*
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('GLU32.dll')
gluLoadSamplingMatrices = Fiddle::Function.new(
  lib['gluLoadSamplingMatrices'],
  [
    Fiddle::TYPE_VOIDP,  # nobj : GLUnurbs* in/out
    Fiddle::TYPE_VOIDP,  # modelMatrix : FLOAT*
    Fiddle::TYPE_VOIDP,  # projMatrix : FLOAT*
    Fiddle::TYPE_VOIDP,  # viewport : INT*
  ],
  Fiddle::TYPE_VOID)

#[link(name = "glu32")]
extern "system" {
    fn gluLoadSamplingMatrices(
        nobj: *mut isize,  // GLUnurbs* in/out
        modelMatrix: *const f32,  // FLOAT*
        projMatrix: *const f32,  // FLOAT*
        viewport: *const i32  // INT*
    );
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("GLU32.dll")]
public static extern void gluLoadSamplingMatrices(ref IntPtr nobj, ref float modelMatrix, ref float projMatrix, ref int viewport);
"@
$api = Add-Type -MemberDefinition $sig -Name 'GLU32_gluLoadSamplingMatrices' -Namespace Win32 -PassThru
# $api::gluLoadSamplingMatrices(nobj, modelMatrix, projMatrix, viewport)

#uselib "GLU32.dll"
#func global gluLoadSamplingMatrices "gluLoadSamplingMatrices" sptr, sptr, sptr, sptr
; gluLoadSamplingMatrices varptr(nobj), varptr(modelMatrix), varptr(projMatrix), varptr(viewport)
; nobj : GLUnurbs* in/out -> "sptr"
; modelMatrix : FLOAT* -> "sptr"
; projMatrix : FLOAT* -> "sptr"
; viewport : INT* -> "sptr"

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

var (
	glu32 = windows.NewLazySystemDLL("GLU32.dll")
	procgluLoadSamplingMatrices = glu32.NewProc("gluLoadSamplingMatrices")
)

// nobj (GLUnurbs* in/out), modelMatrix (FLOAT*), projMatrix (FLOAT*), viewport (INT*)
r1, _, err := procgluLoadSamplingMatrices.Call(
	uintptr(nobj),
	uintptr(modelMatrix),
	uintptr(projMatrix),
	uintptr(viewport),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // void

procedure gluLoadSamplingMatrices(
  nobj: Pointer;   // GLUnurbs* in/out
  modelMatrix: Pointer;   // FLOAT*
  projMatrix: Pointer;   // FLOAT*
  viewport: Pointer   // INT*
); stdcall;
  external 'GLU32.dll' name 'gluLoadSamplingMatrices';

result := DllCall("GLU32\gluLoadSamplingMatrices"
    , "Ptr", nobj   ; GLUnurbs* in/out
    , "Ptr", modelMatrix   ; FLOAT*
    , "Ptr", projMatrix   ; FLOAT*
    , "Ptr", viewport   ; INT*
    , "Int")   ; return: void

●gluLoadSamplingMatrices(nobj, modelMatrix, projMatrix, viewport) = DLL("GLU32.dll", "int gluLoadSamplingMatrices(void*, void*, void*, void*)")
# 呼び出し: gluLoadSamplingMatrices(nobj, modelMatrix, projMatrix, viewport)
# nobj : GLUnurbs* in/out -> "void*"
# modelMatrix : FLOAT* -> "void*"
# projMatrix : FLOAT* -> "void*"
# viewport : INT* -> "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 gluLoadSamplingMatrices(
    nobj: [*c]isize, // GLUnurbs* in/out
    modelMatrix: [*c]f32, // FLOAT*
    projMatrix: [*c]f32, // FLOAT*
    viewport: [*c]i32 // INT*
) callconv(std.os.windows.WINAPI) void;

proc gluLoadSamplingMatrices(
    nobj: ptr int,  # GLUnurbs* in/out
    modelMatrix: ptr float32,  # FLOAT*
    projMatrix: ptr float32,  # FLOAT*
    viewport: ptr int32  # INT*
) {.importc: "gluLoadSamplingMatrices", stdcall, dynlib: "GLU32.dll".}

pragma(lib, "glu32");
extern(Windows)
void gluLoadSamplingMatrices(
    ptrdiff_t* nobj,   // GLUnurbs* in/out
    float* modelMatrix,   // FLOAT*
    float* projMatrix,   // FLOAT*
    int* viewport   // INT*
);

ccall((:gluLoadSamplingMatrices, "GLU32.dll"), stdcall, Cvoid,
      (Ptr{Int}, Ptr{Float32}, Ptr{Float32}, Ptr{Int32}),
      nobj, modelMatrix, projMatrix, viewport)
# nobj : GLUnurbs* in/out -> Ptr{Int}
# modelMatrix : FLOAT* -> Ptr{Float32}
# projMatrix : FLOAT* -> Ptr{Float32}
# viewport : INT* -> Ptr{Int32}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
void gluLoadSamplingMatrices(
    intptr_t* nobj,
    float* modelMatrix,
    float* projMatrix,
    int32_t* viewport);
]]
local glu32 = ffi.load("glu32")
-- glu32.gluLoadSamplingMatrices(nobj, modelMatrix, projMatrix, viewport)
-- nobj : GLUnurbs* in/out
-- modelMatrix : FLOAT*
-- projMatrix : FLOAT*
-- viewport : INT*
-- 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 gluLoadSamplingMatrices = lib.func('__stdcall', 'gluLoadSamplingMatrices', 'void', ['intptr_t *', 'float *', 'float *', 'int32_t *']);
// gluLoadSamplingMatrices(nobj, modelMatrix, projMatrix, viewport)
// nobj : GLUnurbs* in/out -> 'intptr_t *'
// modelMatrix : FLOAT* -> 'float *'
// projMatrix : FLOAT* -> 'float *'
// viewport : INT* -> 'int32_t *'
// 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", {
  gluLoadSamplingMatrices: { parameters: ["pointer", "pointer", "pointer", "pointer"], result: "void" },
});
// lib.symbols.gluLoadSamplingMatrices(nobj, modelMatrix, projMatrix, viewport)
// nobj : GLUnurbs* in/out -> "pointer"
// modelMatrix : FLOAT* -> "pointer"
// projMatrix : FLOAT* -> "pointer"
// viewport : INT* -> "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 gluLoadSamplingMatrices(
    intptr_t* nobj,
    float* modelMatrix,
    float* projMatrix,
    int32_t* viewport);
C, "GLU32.dll");
// $ffi->gluLoadSamplingMatrices(nobj, modelMatrix, projMatrix, viewport);
// nobj : GLUnurbs* in/out
// modelMatrix : FLOAT*
// projMatrix : FLOAT*
// viewport : INT*
// 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 gluLoadSamplingMatrices(
        LongByReference nobj,   // GLUnurbs* in/out
        FloatByReference modelMatrix,   // FLOAT*
        FloatByReference projMatrix,   // FLOAT*
        IntByReference viewport   // INT*
    );
}

@[Link("glu32")]
lib LibGLU32
  fun gluLoadSamplingMatrices = gluLoadSamplingMatrices(
    nobj : LibC::SSizeT*,   # GLUnurbs* in/out
    modelMatrix : Float32*,   # FLOAT*
    projMatrix : Float32*,   # FLOAT*
    viewport : Int32*   # INT*
  ) : 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 gluLoadSamplingMatricesNative = Void Function(Pointer<IntPtr>, Pointer<Float>, Pointer<Float>, Pointer<Int32>);
typedef gluLoadSamplingMatricesDart = void Function(Pointer<IntPtr>, Pointer<Float>, Pointer<Float>, Pointer<Int32>);
final gluLoadSamplingMatrices = DynamicLibrary.open('GLU32.dll')
    .lookupFunction<gluLoadSamplingMatricesNative, gluLoadSamplingMatricesDart>('gluLoadSamplingMatrices');
// nobj : GLUnurbs* in/out -> Pointer<IntPtr>
// modelMatrix : FLOAT* -> Pointer<Float>
// projMatrix : FLOAT* -> Pointer<Float>
// viewport : INT* -> Pointer<Int32>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
procedure gluLoadSamplingMatrices(
  nobj: Pointer;   // GLUnurbs* in/out
  modelMatrix: Pointer;   // FLOAT*
  projMatrix: Pointer;   // FLOAT*
  viewport: Pointer   // INT*
); stdcall;
  external 'GLU32.dll' name 'gluLoadSamplingMatrices';

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

foreign import stdcall safe "gluLoadSamplingMatrices"
  c_gluLoadSamplingMatrices :: Ptr CIntPtr -> Ptr CFloat -> Ptr CFloat -> Ptr Int32 -> IO ()
-- nobj : GLUnurbs* in/out -> Ptr CIntPtr
-- modelMatrix : FLOAT* -> Ptr CFloat
-- projMatrix : FLOAT* -> Ptr CFloat
-- viewport : INT* -> Ptr Int32
-- 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 gluloadsamplingmatrices =
  foreign "gluLoadSamplingMatrices"
    ((ptr intptr_t) @-> (ptr float) @-> (ptr float) @-> (ptr int32_t) @-> returning void)
(* nobj : GLUnurbs* in/out -> (ptr intptr_t) *)
(* modelMatrix : FLOAT* -> (ptr float) *)
(* projMatrix : FLOAT* -> (ptr float) *)
(* viewport : INT* -> (ptr int32_t) *)
(* 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 ("gluLoadSamplingMatrices" glu-load-sampling-matrices :convention :stdcall) :void
  (nobj :pointer)   ; GLUnurbs* in/out
  (model-matrix :pointer)   ; FLOAT*
  (proj-matrix :pointer)   ; FLOAT*
  (viewport :pointer))   ; INT*
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $gluLoadSamplingMatrices = Win32::API::More->new('GLU32',
    'void gluLoadSamplingMatrices(LPVOID nobj, LPVOID modelMatrix, LPVOID projMatrix, LPVOID viewport)');
# my $ret = $gluLoadSamplingMatrices->Call($nobj, $modelMatrix, $projMatrix, $viewport);
# nobj : GLUnurbs* in/out -> LPVOID
# modelMatrix : FLOAT* -> LPVOID
# projMatrix : FLOAT* -> LPVOID
# viewport : INT* -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。