GdipDrawImagePoints

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

Status GdipDrawImagePoints(
    GpGraphics* graphics,
    GpImage* image,
    const PointF* dstpoints,
    INT count
);

<DllImport("gdiplus.dll", ExactSpelling:=True)>
Public Shared Function GdipDrawImagePoints(
    graphics As IntPtr,   ' GpGraphics* in/out
    image As IntPtr,   ' GpImage* in/out
    dstpoints As IntPtr,   ' PointF*
    count As Integer   ' INT
) As Integer
End Function

' graphics : GpGraphics* in/out
' image : GpImage* in/out
' dstpoints : PointF*
' count : INT
Declare PtrSafe Function GdipDrawImagePoints Lib "gdiplus" ( _
    ByVal graphics As LongPtr, _
    ByVal image As LongPtr, _
    ByVal dstpoints As LongPtr, _
    ByVal count As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

GdipDrawImagePoints = ctypes.windll.gdiplus.GdipDrawImagePoints
GdipDrawImagePoints.restype = ctypes.c_int
GdipDrawImagePoints.argtypes = [
    ctypes.c_void_p,  # graphics : GpGraphics* in/out
    ctypes.c_void_p,  # image : GpImage* in/out
    ctypes.c_void_p,  # dstpoints : PointF*
    ctypes.c_int,  # count : INT
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('gdiplus.dll')
GdipDrawImagePoints = Fiddle::Function.new(
  lib['GdipDrawImagePoints'],
  [
    Fiddle::TYPE_VOIDP,  # graphics : GpGraphics* in/out
    Fiddle::TYPE_VOIDP,  # image : GpImage* in/out
    Fiddle::TYPE_VOIDP,  # dstpoints : PointF*
    Fiddle::TYPE_INT,  # count : INT
  ],
  Fiddle::TYPE_INT)

#[link(name = "gdiplus")]
extern "system" {
    fn GdipDrawImagePoints(
        graphics: *mut GpGraphics,  // GpGraphics* in/out
        image: *mut GpImage,  // GpImage* in/out
        dstpoints: *const PointF,  // PointF*
        count: i32  // INT
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("gdiplus.dll")]
public static extern int GdipDrawImagePoints(IntPtr graphics, IntPtr image, IntPtr dstpoints, int count);
"@
$api = Add-Type -MemberDefinition $sig -Name 'gdiplus_GdipDrawImagePoints' -Namespace Win32 -PassThru
# $api::GdipDrawImagePoints(graphics, image, dstpoints, count)

#uselib "gdiplus.dll"
#func global GdipDrawImagePoints "GdipDrawImagePoints" sptr, sptr, sptr, sptr
; GdipDrawImagePoints varptr(graphics), varptr(image), varptr(dstpoints), count   ; 戻り値は stat
; graphics : GpGraphics* in/out -> "sptr"
; image : GpImage* in/out -> "sptr"
; dstpoints : PointF* -> "sptr"
; count : INT -> "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 "gdiplus.dll"
#cfunc global GdipDrawImagePoints "GdipDrawImagePoints" var, var, var, int
; res = GdipDrawImagePoints(graphics, image, dstpoints, count)
; graphics : GpGraphics* in/out -> "var"
; image : GpImage* in/out -> "var"
; dstpoints : PointF* -> "var"
; count : INT -> "int"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

; Status GdipDrawImagePoints(GpGraphics* graphics, GpImage* image, PointF* dstpoints, INT count)
#uselib "gdiplus.dll"
#cfunc global GdipDrawImagePoints "GdipDrawImagePoints" var, var, var, int
; res = GdipDrawImagePoints(graphics, image, dstpoints, count)
; graphics : GpGraphics* in/out -> "var"
; image : GpImage* in/out -> "var"
; dstpoints : PointF* -> "var"
; count : INT -> "int"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

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

var (
	gdiplus = windows.NewLazySystemDLL("gdiplus.dll")
	procGdipDrawImagePoints = gdiplus.NewProc("GdipDrawImagePoints")
)

// graphics (GpGraphics* in/out), image (GpImage* in/out), dstpoints (PointF*), count (INT)
r1, _, err := procGdipDrawImagePoints.Call(
	uintptr(graphics),
	uintptr(image),
	uintptr(dstpoints),
	uintptr(count),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // Status

function GdipDrawImagePoints(
  graphics: Pointer;   // GpGraphics* in/out
  image: Pointer;   // GpImage* in/out
  dstpoints: Pointer;   // PointF*
  count: Integer   // INT
): Integer; stdcall;
  external 'gdiplus.dll' name 'GdipDrawImagePoints';

result := DllCall("gdiplus\GdipDrawImagePoints"
    , "Ptr", graphics   ; GpGraphics* in/out
    , "Ptr", image   ; GpImage* in/out
    , "Ptr", dstpoints   ; PointF*
    , "Int", count   ; INT
    , "Int")   ; return: Status

●GdipDrawImagePoints(graphics, image, dstpoints, count) = DLL("gdiplus.dll", "int GdipDrawImagePoints(void*, void*, void*, int)")
# 呼び出し: GdipDrawImagePoints(graphics, image, dstpoints, count)
# graphics : GpGraphics* in/out -> "void*"
# image : GpImage* in/out -> "void*"
# dstpoints : PointF* -> "void*"
# count : INT -> "int"
# 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)。