D3DCompressShaders

// D3DCOMPILER_47.dll
#include <windows.h>

HRESULT D3DCompressShaders(
    DWORD uNumShaders,
    D3D_SHADER_DATA* pShaderData,
    DWORD uFlags,
    ID3DBlob** ppCompressedData
);

<DllImport("D3DCOMPILER_47.dll", ExactSpelling:=True)>
Public Shared Function D3DCompressShaders(
    uNumShaders As UInteger,   ' DWORD
    pShaderData As IntPtr,   ' D3D_SHADER_DATA*
    uFlags As UInteger,   ' DWORD
    ppCompressedData As IntPtr   ' ID3DBlob** out
) As Integer
End Function

' uNumShaders : DWORD
' pShaderData : D3D_SHADER_DATA*
' uFlags : DWORD
' ppCompressedData : ID3DBlob** out
Declare PtrSafe Function D3DCompressShaders Lib "d3dcompiler_47" ( _
    ByVal uNumShaders As Long, _
    ByVal pShaderData As LongPtr, _
    ByVal uFlags As Long, _
    ByVal ppCompressedData As LongPtr) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

D3DCompressShaders = ctypes.windll.d3dcompiler_47.D3DCompressShaders
D3DCompressShaders.restype = ctypes.c_int
D3DCompressShaders.argtypes = [
    wintypes.DWORD,  # uNumShaders : DWORD
    ctypes.c_void_p,  # pShaderData : D3D_SHADER_DATA*
    wintypes.DWORD,  # uFlags : DWORD
    ctypes.c_void_p,  # ppCompressedData : ID3DBlob** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('D3DCOMPILER_47.dll')
D3DCompressShaders = Fiddle::Function.new(
  lib['D3DCompressShaders'],
  [
    -Fiddle::TYPE_INT,  # uNumShaders : DWORD
    Fiddle::TYPE_VOIDP,  # pShaderData : D3D_SHADER_DATA*
    -Fiddle::TYPE_INT,  # uFlags : DWORD
    Fiddle::TYPE_VOIDP,  # ppCompressedData : ID3DBlob** out
  ],
  Fiddle::TYPE_INT)

#[link(name = "d3dcompiler_47")]
extern "system" {
    fn D3DCompressShaders(
        uNumShaders: u32,  // DWORD
        pShaderData: *mut D3D_SHADER_DATA,  // D3D_SHADER_DATA*
        uFlags: u32,  // DWORD
        ppCompressedData: *mut *mut core::ffi::c_void  // ID3DBlob** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("D3DCOMPILER_47.dll")]
public static extern int D3DCompressShaders(uint uNumShaders, IntPtr pShaderData, uint uFlags, IntPtr ppCompressedData);
"@
$api = Add-Type -MemberDefinition $sig -Name 'D3DCOMPILER_47_D3DCompressShaders' -Namespace Win32 -PassThru
# $api::D3DCompressShaders(uNumShaders, pShaderData, uFlags, ppCompressedData)

#uselib "D3DCOMPILER_47.dll"
#func global D3DCompressShaders "D3DCompressShaders" sptr, sptr, sptr, sptr
; D3DCompressShaders uNumShaders, varptr(pShaderData), uFlags, ppCompressedData   ; 戻り値は stat
; uNumShaders : DWORD -> "sptr"
; pShaderData : D3D_SHADER_DATA* -> "sptr"
; uFlags : DWORD -> "sptr"
; ppCompressedData : ID3DBlob** out -> "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 "D3DCOMPILER_47.dll"
#cfunc global D3DCompressShaders "D3DCompressShaders" int, var, int, sptr
; res = D3DCompressShaders(uNumShaders, pShaderData, uFlags, ppCompressedData)
; uNumShaders : DWORD -> "int"
; pShaderData : D3D_SHADER_DATA* -> "var"
; uFlags : DWORD -> "int"
; ppCompressedData : ID3DBlob** out -> "sptr"
; ※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。

; HRESULT D3DCompressShaders(DWORD uNumShaders, D3D_SHADER_DATA* pShaderData, DWORD uFlags, ID3DBlob** ppCompressedData)
#uselib "D3DCOMPILER_47.dll"
#cfunc global D3DCompressShaders "D3DCompressShaders" int, var, int, intptr
; res = D3DCompressShaders(uNumShaders, pShaderData, uFlags, ppCompressedData)
; uNumShaders : DWORD -> "int"
; pShaderData : D3D_SHADER_DATA* -> "var"
; uFlags : DWORD -> "int"
; ppCompressedData : ID3DBlob** out -> "intptr"
; ※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 (
	d3dcompiler_47 = windows.NewLazySystemDLL("D3DCOMPILER_47.dll")
	procD3DCompressShaders = d3dcompiler_47.NewProc("D3DCompressShaders")
)

// uNumShaders (DWORD), pShaderData (D3D_SHADER_DATA*), uFlags (DWORD), ppCompressedData (ID3DBlob** out)
r1, _, err := procD3DCompressShaders.Call(
	uintptr(uNumShaders),
	uintptr(pShaderData),
	uintptr(uFlags),
	uintptr(ppCompressedData),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function D3DCompressShaders(
  uNumShaders: DWORD;   // DWORD
  pShaderData: Pointer;   // D3D_SHADER_DATA*
  uFlags: DWORD;   // DWORD
  ppCompressedData: Pointer   // ID3DBlob** out
): Integer; stdcall;
  external 'D3DCOMPILER_47.dll' name 'D3DCompressShaders';

result := DllCall("D3DCOMPILER_47\D3DCompressShaders"
    , "UInt", uNumShaders   ; DWORD
    , "Ptr", pShaderData   ; D3D_SHADER_DATA*
    , "UInt", uFlags   ; DWORD
    , "Ptr", ppCompressedData   ; ID3DBlob** out
    , "Int")   ; return: HRESULT

●D3DCompressShaders(uNumShaders, pShaderData, uFlags, ppCompressedData) = DLL("D3DCOMPILER_47.dll", "int D3DCompressShaders(dword, void*, dword, void*)")
# 呼び出し: D3DCompressShaders(uNumShaders, pShaderData, uFlags, ppCompressedData)
# uNumShaders : DWORD -> "dword"
# pShaderData : D3D_SHADER_DATA* -> "void*"
# uFlags : DWORD -> "dword"
# ppCompressedData : ID3DBlob** out -> "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)。