DDSURFACEDESC

using System;
using System.Runtime.InteropServices;

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct DDCOLORKEY
{
    public uint dwColorSpaceLowValue;
    public uint dwColorSpaceHighValue;
}

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct DDPIXELFORMAT
{
    public uint dwSize;
    public uint dwFlags;
    public uint dwFourCC;
    public _Anonymous1_e__Union Anonymous1;
    public _Anonymous2_e__Union Anonymous2;
    public _Anonymous3_e__Union Anonymous3;
    public _Anonymous4_e__Union Anonymous4;
    public _Anonymous5_e__Union Anonymous5;
}

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct DDSCAPS
{
    public uint dwCaps;
}

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct DDSURFACEDESC
{
    public uint dwSize;
    public uint dwFlags;
    public uint dwHeight;
    public uint dwWidth;
    public _Anonymous1_e__Union Anonymous1;
    public uint dwBackBufferCount;
    public _Anonymous2_e__Union Anonymous2;
    public uint dwAlphaBitDepth;
    public uint dwReserved;
    public IntPtr lpSurface;
    public DDCOLORKEY ddckCKDestOverlay;
    public DDCOLORKEY ddckCKDestBlt;
    public DDCOLORKEY ddckCKSrcOverlay;
    public DDCOLORKEY ddckCKSrcBlt;
    public DDPIXELFORMAT ddpfPixelFormat;
    public DDSCAPS ddsCaps;
}

Imports System.Runtime.InteropServices

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure DDCOLORKEY
    Public dwColorSpaceLowValue As UInteger
    Public dwColorSpaceHighValue As UInteger
End Structure

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure DDPIXELFORMAT
    Public dwSize As UInteger
    Public dwFlags As UInteger
    Public dwFourCC As UInteger
    Public Anonymous1 As _Anonymous1_e__Union
    Public Anonymous2 As _Anonymous2_e__Union
    Public Anonymous3 As _Anonymous3_e__Union
    Public Anonymous4 As _Anonymous4_e__Union
    Public Anonymous5 As _Anonymous5_e__Union
End Structure

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure DDSCAPS
    Public dwCaps As UInteger
End Structure

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure DDSURFACEDESC
    Public dwSize As UInteger
    Public dwFlags As UInteger
    Public dwHeight As UInteger
    Public dwWidth As UInteger
    Public Anonymous1 As _Anonymous1_e__Union
    Public dwBackBufferCount As UInteger
    Public Anonymous2 As _Anonymous2_e__Union
    Public dwAlphaBitDepth As UInteger
    Public dwReserved As UInteger
    Public lpSurface As IntPtr
    Public ddckCKDestOverlay As DDCOLORKEY
    Public ddckCKDestBlt As DDCOLORKEY
    Public ddckCKSrcOverlay As DDCOLORKEY
    Public ddckCKSrcBlt As DDCOLORKEY
    Public ddpfPixelFormat As DDPIXELFORMAT
    Public ddsCaps As DDSCAPS
End Structure

import ctypes
from ctypes import wintypes

class DDCOLORKEY(ctypes.Structure):
    _fields_ = [
        ("dwColorSpaceLowValue", wintypes.DWORD),
        ("dwColorSpaceHighValue", wintypes.DWORD),
    ]

class DDPIXELFORMAT(ctypes.Structure):
    _fields_ = [
        ("dwSize", wintypes.DWORD),
        ("dwFlags", wintypes.DWORD),
        ("dwFourCC", wintypes.DWORD),
        ("Anonymous1", _Anonymous1_e__Union),
        ("Anonymous2", _Anonymous2_e__Union),
        ("Anonymous3", _Anonymous3_e__Union),
        ("Anonymous4", _Anonymous4_e__Union),
        ("Anonymous5", _Anonymous5_e__Union),
    ]

class DDSCAPS(ctypes.Structure):
    _fields_ = [
        ("dwCaps", wintypes.DWORD),
    ]

class DDSURFACEDESC(ctypes.Structure):
    _fields_ = [
        ("dwSize", wintypes.DWORD),
        ("dwFlags", wintypes.DWORD),
        ("dwHeight", wintypes.DWORD),
        ("dwWidth", wintypes.DWORD),
        ("Anonymous1", _Anonymous1_e__Union),
        ("dwBackBufferCount", wintypes.DWORD),
        ("Anonymous2", _Anonymous2_e__Union),
        ("dwAlphaBitDepth", wintypes.DWORD),
        ("dwReserved", wintypes.DWORD),
        ("lpSurface", ctypes.c_void_p),
        ("ddckCKDestOverlay", DDCOLORKEY),
        ("ddckCKDestBlt", DDCOLORKEY),
        ("ddckCKSrcOverlay", DDCOLORKEY),
        ("ddckCKSrcBlt", DDCOLORKEY),
        ("ddpfPixelFormat", DDPIXELFORMAT),
        ("ddsCaps", DDSCAPS),
    ]

#[repr(C)]
pub struct DDCOLORKEY {
    pub dwColorSpaceLowValue: u32,
    pub dwColorSpaceHighValue: u32,
}

#[repr(C)]
pub struct DDPIXELFORMAT {
    pub dwSize: u32,
    pub dwFlags: u32,
    pub dwFourCC: u32,
    pub Anonymous1: _Anonymous1_e__Union,
    pub Anonymous2: _Anonymous2_e__Union,
    pub Anonymous3: _Anonymous3_e__Union,
    pub Anonymous4: _Anonymous4_e__Union,
    pub Anonymous5: _Anonymous5_e__Union,
}

#[repr(C)]
pub struct DDSCAPS {
    pub dwCaps: u32,
}

#[repr(C)]
pub struct DDSURFACEDESC {
    pub dwSize: u32,
    pub dwFlags: u32,
    pub dwHeight: u32,
    pub dwWidth: u32,
    pub Anonymous1: _Anonymous1_e__Union,
    pub dwBackBufferCount: u32,
    pub Anonymous2: _Anonymous2_e__Union,
    pub dwAlphaBitDepth: u32,
    pub dwReserved: u32,
    pub lpSurface: *mut core::ffi::c_void,
    pub ddckCKDestOverlay: DDCOLORKEY,
    pub ddckCKDestBlt: DDCOLORKEY,
    pub ddckCKSrcOverlay: DDCOLORKEY,
    pub ddckCKSrcBlt: DDCOLORKEY,
    pub ddpfPixelFormat: DDPIXELFORMAT,
    pub ddsCaps: DDSCAPS,
}

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

type DDCOLORKEY struct {
	dwColorSpaceLowValue uint32
	dwColorSpaceHighValue uint32
}

type DDPIXELFORMAT struct {
	dwSize uint32
	dwFlags uint32
	dwFourCC uint32
	Anonymous1 _Anonymous1_e__Union
	Anonymous2 _Anonymous2_e__Union
	Anonymous3 _Anonymous3_e__Union
	Anonymous4 _Anonymous4_e__Union
	Anonymous5 _Anonymous5_e__Union
}

type DDSCAPS struct {
	dwCaps uint32
}

type DDSURFACEDESC struct {
	dwSize uint32
	dwFlags uint32
	dwHeight uint32
	dwWidth uint32
	Anonymous1 _Anonymous1_e__Union
	dwBackBufferCount uint32
	Anonymous2 _Anonymous2_e__Union
	dwAlphaBitDepth uint32
	dwReserved uint32
	lpSurface uintptr
	ddckCKDestOverlay DDCOLORKEY
	ddckCKDestBlt DDCOLORKEY
	ddckCKSrcOverlay DDCOLORKEY
	ddckCKSrcBlt DDCOLORKEY
	ddpfPixelFormat DDPIXELFORMAT
	ddsCaps DDSCAPS
}

type
  DDCOLORKEY = record
    dwColorSpaceLowValue: DWORD;
    dwColorSpaceHighValue: DWORD;
  end;

  DDPIXELFORMAT = record
    dwSize: DWORD;
    dwFlags: DWORD;
    dwFourCC: DWORD;
    Anonymous1: _Anonymous1_e__Union;
    Anonymous2: _Anonymous2_e__Union;
    Anonymous3: _Anonymous3_e__Union;
    Anonymous4: _Anonymous4_e__Union;
    Anonymous5: _Anonymous5_e__Union;
  end;

  DDSCAPS = record
    dwCaps: DWORD;
  end;

  DDSURFACEDESC = record
    dwSize: DWORD;
    dwFlags: DWORD;
    dwHeight: DWORD;
    dwWidth: DWORD;
    Anonymous1: _Anonymous1_e__Union;
    dwBackBufferCount: DWORD;
    Anonymous2: _Anonymous2_e__Union;
    dwAlphaBitDepth: DWORD;
    dwReserved: DWORD;
    lpSurface: Pointer;
    ddckCKDestOverlay: DDCOLORKEY;
    ddckCKDestBlt: DDCOLORKEY;
    ddckCKSrcOverlay: DDCOLORKEY;
    ddckCKSrcBlt: DDCOLORKEY;
    ddpfPixelFormat: DDPIXELFORMAT;
    ddsCaps: DDSCAPS;
  end;

const DDCOLORKEY = extern struct {
    dwColorSpaceLowValue: u32,
    dwColorSpaceHighValue: u32,
};

const DDPIXELFORMAT = extern struct {
    dwSize: u32,
    dwFlags: u32,
    dwFourCC: u32,
    Anonymous1: _Anonymous1_e__Union,
    Anonymous2: _Anonymous2_e__Union,
    Anonymous3: _Anonymous3_e__Union,
    Anonymous4: _Anonymous4_e__Union,
    Anonymous5: _Anonymous5_e__Union,
};

const DDSCAPS = extern struct {
    dwCaps: u32,
};

const DDSURFACEDESC = extern struct {
    dwSize: u32,
    dwFlags: u32,
    dwHeight: u32,
    dwWidth: u32,
    Anonymous1: _Anonymous1_e__Union,
    dwBackBufferCount: u32,
    Anonymous2: _Anonymous2_e__Union,
    dwAlphaBitDepth: u32,
    dwReserved: u32,
    lpSurface: ?*anyopaque,
    ddckCKDestOverlay: DDCOLORKEY,
    ddckCKDestBlt: DDCOLORKEY,
    ddckCKSrcOverlay: DDCOLORKEY,
    ddckCKSrcBlt: DDCOLORKEY,
    ddpfPixelFormat: DDPIXELFORMAT,
    ddsCaps: DDSCAPS,
};

type
  DDCOLORKEY {.bycopy.} = object
    dwColorSpaceLowValue: uint32
    dwColorSpaceHighValue: uint32

  DDPIXELFORMAT {.bycopy.} = object
    dwSize: uint32
    dwFlags: uint32
    dwFourCC: uint32
    Anonymous1: _Anonymous1_e__Union
    Anonymous2: _Anonymous2_e__Union
    Anonymous3: _Anonymous3_e__Union
    Anonymous4: _Anonymous4_e__Union
    Anonymous5: _Anonymous5_e__Union

  DDSCAPS {.bycopy.} = object
    dwCaps: uint32

  DDSURFACEDESC {.bycopy.} = object
    dwSize: uint32
    dwFlags: uint32
    dwHeight: uint32
    dwWidth: uint32
    Anonymous1: _Anonymous1_e__Union
    dwBackBufferCount: uint32
    Anonymous2: _Anonymous2_e__Union
    dwAlphaBitDepth: uint32
    dwReserved: uint32
    lpSurface: pointer
    ddckCKDestOverlay: DDCOLORKEY
    ddckCKDestBlt: DDCOLORKEY
    ddckCKSrcOverlay: DDCOLORKEY
    ddckCKSrcBlt: DDCOLORKEY
    ddpfPixelFormat: DDPIXELFORMAT
    ddsCaps: DDSCAPS

struct DDCOLORKEY
{
    uint dwColorSpaceLowValue;
    uint dwColorSpaceHighValue;
}

struct DDPIXELFORMAT
{
    uint dwSize;
    uint dwFlags;
    uint dwFourCC;
    _Anonymous1_e__Union Anonymous1;
    _Anonymous2_e__Union Anonymous2;
    _Anonymous3_e__Union Anonymous3;
    _Anonymous4_e__Union Anonymous4;
    _Anonymous5_e__Union Anonymous5;
}

struct DDSCAPS
{
    uint dwCaps;
}

struct DDSURFACEDESC
{
    uint dwSize;
    uint dwFlags;
    uint dwHeight;
    uint dwWidth;
    _Anonymous1_e__Union Anonymous1;
    uint dwBackBufferCount;
    _Anonymous2_e__Union Anonymous2;
    uint dwAlphaBitDepth;
    uint dwReserved;
    void* lpSurface;
    DDCOLORKEY ddckCKDestOverlay;
    DDCOLORKEY ddckCKDestBlt;
    DDCOLORKEY ddckCKSrcOverlay;
    DDCOLORKEY ddckCKSrcBlt;
    DDPIXELFORMAT ddpfPixelFormat;
    DDSCAPS ddsCaps;
}