VMRALPHABITMAP

using System;
using System.Runtime.InteropServices;

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct RECT
{
    public int left;
    public int top;
    public int right;
    public int bottom;
}

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct NORMALIZEDRECT
{
    public float left;
    public float top;
    public float right;
    public float bottom;
}

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct VMRALPHABITMAP
{
    public uint dwFlags;
    public IntPtr hdc;
    public IntPtr pDDS;
    public RECT rSrc;
    public NORMALIZEDRECT rDest;
    public float fAlpha;
    public uint clrSrcKey;
}

Imports System.Runtime.InteropServices

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure RECT
    Public left As Integer
    Public top As Integer
    Public right As Integer
    Public bottom As Integer
End Structure

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure NORMALIZEDRECT
    Public left As Single
    Public top As Single
    Public right As Single
    Public bottom As Single
End Structure

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure VMRALPHABITMAP
    Public dwFlags As UInteger
    Public hdc As IntPtr
    Public pDDS As IntPtr
    Public rSrc As RECT
    Public rDest As NORMALIZEDRECT
    Public fAlpha As Single
    Public clrSrcKey As UInteger
End Structure

import ctypes
from ctypes import wintypes

class RECT(ctypes.Structure):
    _fields_ = [
        ("left", ctypes.c_int),
        ("top", ctypes.c_int),
        ("right", ctypes.c_int),
        ("bottom", ctypes.c_int),
    ]

class NORMALIZEDRECT(ctypes.Structure):
    _fields_ = [
        ("left", ctypes.c_float),
        ("top", ctypes.c_float),
        ("right", ctypes.c_float),
        ("bottom", ctypes.c_float),
    ]

class VMRALPHABITMAP(ctypes.Structure):
    _fields_ = [
        ("dwFlags", wintypes.DWORD),
        ("hdc", ctypes.c_void_p),
        ("pDDS", ctypes.c_void_p),
        ("rSrc", RECT),
        ("rDest", NORMALIZEDRECT),
        ("fAlpha", ctypes.c_float),
        ("clrSrcKey", wintypes.DWORD),
    ]

#[repr(C)]
pub struct RECT {
    pub left: i32,
    pub top: i32,
    pub right: i32,
    pub bottom: i32,
}

#[repr(C)]
pub struct NORMALIZEDRECT {
    pub left: f32,
    pub top: f32,
    pub right: f32,
    pub bottom: f32,
}

#[repr(C)]
pub struct VMRALPHABITMAP {
    pub dwFlags: u32,
    pub hdc: *mut core::ffi::c_void,
    pub pDDS: *mut core::ffi::c_void,
    pub rSrc: RECT,
    pub rDest: NORMALIZEDRECT,
    pub fAlpha: f32,
    pub clrSrcKey: u32,
}

import "golang.org/x/sys/windows"

type RECT struct {
	left int32
	top int32
	right int32
	bottom int32
}

type NORMALIZEDRECT struct {
	left float32
	top float32
	right float32
	bottom float32
}

type VMRALPHABITMAP struct {
	dwFlags uint32
	hdc uintptr
	pDDS uintptr
	rSrc RECT
	rDest NORMALIZEDRECT
	fAlpha float32
	clrSrcKey uint32
}

type
  RECT = record
    left: Integer;
    top: Integer;
    right: Integer;
    bottom: Integer;
  end;

  NORMALIZEDRECT = record
    left: Single;
    top: Single;
    right: Single;
    bottom: Single;
  end;

  VMRALPHABITMAP = record
    dwFlags: DWORD;
    hdc: Pointer;
    pDDS: Pointer;
    rSrc: RECT;
    rDest: NORMALIZEDRECT;
    fAlpha: Single;
    clrSrcKey: DWORD;
  end;

const RECT = extern struct {
    left: i32,
    top: i32,
    right: i32,
    bottom: i32,
};

const NORMALIZEDRECT = extern struct {
    left: f32,
    top: f32,
    right: f32,
    bottom: f32,
};

const VMRALPHABITMAP = extern struct {
    dwFlags: u32,
    hdc: ?*anyopaque,
    pDDS: ?*anyopaque,
    rSrc: RECT,
    rDest: NORMALIZEDRECT,
    fAlpha: f32,
    clrSrcKey: u32,
};

type
  RECT {.bycopy.} = object
    left: int32
    top: int32
    right: int32
    bottom: int32

  NORMALIZEDRECT {.bycopy.} = object
    left: float32
    top: float32
    right: float32
    bottom: float32

  VMRALPHABITMAP {.bycopy.} = object
    dwFlags: uint32
    hdc: pointer
    pDDS: pointer
    rSrc: RECT
    rDest: NORMALIZEDRECT
    fAlpha: float32
    clrSrcKey: uint32

struct RECT
{
    int left;
    int top;
    int right;
    int bottom;
}

struct NORMALIZEDRECT
{
    float left;
    float top;
    float right;
    float bottom;
}

struct VMRALPHABITMAP
{
    uint dwFlags;
    void* hdc;
    void* pDDS;
    RECT rSrc;
    NORMALIZEDRECT rDest;
    float fAlpha;
    uint clrSrcKey;
}