gluTessProperty

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

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

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

' tess : GLUtesselator* in/out
' which : DWORD
' value : DOUBLE
Declare PtrSafe Sub gluTessProperty Lib "glu32" ( _
    ByRef tess As LongPtr, _
    ByVal which As Long, _
    ByVal 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

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

require 'fiddle'
require 'fiddle/import'

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

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

$sig = @"
[DllImport("GLU32.dll")]
public static extern void gluTessProperty(ref IntPtr tess, uint which, double value);
"@
$api = Add-Type -MemberDefinition $sig -Name 'GLU32_gluTessProperty' -Namespace Win32 -PassThru
# $api::gluTessProperty(tess, which, value)

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

#uselib "GLU32.dll"
#func global gluTessProperty "gluTessProperty" int, int, double
; gluTessProperty tess, which, value
; tess : GLUtesselator* in/out -> "int"
; which : DWORD -> "int"
; value : DOUBLE -> "double"

; void gluTessProperty(GLUtesselator* tess, DWORD which, DOUBLE value)
#uselib "GLU32.dll"
#func global gluTessProperty "gluTessProperty" int, int, double
; gluTessProperty tess, which, value
; tess : GLUtesselator* in/out -> "int"
; which : DWORD -> "int"
; value : DOUBLE -> "double"

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

var (
	glu32 = windows.NewLazySystemDLL("GLU32.dll")
	procgluTessProperty = glu32.NewProc("gluTessProperty")
)

// tess (GLUtesselator* in/out), which (DWORD), value (DOUBLE)
r1, _, err := procgluTessProperty.Call(
	uintptr(tess),
	uintptr(which),
	uintptr(math.Float64bits(value)),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // void
// 注意: float/double 引数は proc.Call では XMM レジスタに渡せません。
// windows.SyscallN(proc.Addr(), math.Float64bits(x), ...) もしくは cgo を使用してください。

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

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

●gluTessProperty(tess, which, value) = DLL("GLU32.dll", "int gluTessProperty(void*, dword, double)")
# 呼び出し: gluTessProperty(tess, which, value)
# tess : GLUtesselator* in/out -> "void*"
# which : DWORD -> "dword"
# value : DOUBLE -> "double"
# 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)。