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glGetPixelMapusv
関数ピクセル転送用の符号なし短整数マッピングを取得する。
シグネチャ
// OPENGL32.dll
#include <windows.h>
void glGetPixelMapusv(
DWORD map,
WORD* values
);パラメーター
| 名前 | 型 | 方向 |
|---|---|---|
| map | DWORD | in |
| values | WORD* | inout |
戻り値の型: void
各言語での呼び出し定義
// OPENGL32.dll
#include <windows.h>
void glGetPixelMapusv(
DWORD map,
WORD* values
);[DllImport("OPENGL32.dll", ExactSpelling = true)]
static extern void glGetPixelMapusv(
uint map, // DWORD
ref ushort values // WORD* in/out
);<DllImport("OPENGL32.dll", ExactSpelling:=True)>
Public Shared Sub glGetPixelMapusv(
map As UInteger, ' DWORD
ByRef values As UShort ' WORD* in/out
)
End Sub' map : DWORD
' values : WORD* in/out
Declare PtrSafe Sub glGetPixelMapusv Lib "opengl32" ( _
ByVal map As Long, _
ByRef values As Integer)
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。import ctypes
from ctypes import wintypes
glGetPixelMapusv = ctypes.windll.opengl32.glGetPixelMapusv
glGetPixelMapusv.restype = None
glGetPixelMapusv.argtypes = [
wintypes.DWORD, # map : DWORD
ctypes.POINTER(ctypes.c_ushort), # values : WORD* in/out
]require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('OPENGL32.dll')
glGetPixelMapusv = Fiddle::Function.new(
lib['glGetPixelMapusv'],
[
-Fiddle::TYPE_INT, # map : DWORD
Fiddle::TYPE_VOIDP, # values : WORD* in/out
],
Fiddle::TYPE_VOID)#[link(name = "opengl32")]
extern "system" {
fn glGetPixelMapusv(
map: u32, // DWORD
values: *mut u16 // WORD* in/out
);
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[DllImport("OPENGL32.dll")]
public static extern void glGetPixelMapusv(uint map, ref ushort values);
"@
$api = Add-Type -MemberDefinition $sig -Name 'OPENGL32_glGetPixelMapusv' -Namespace Win32 -PassThru
# $api::glGetPixelMapusv(map, values)#uselib "OPENGL32.dll"
#func global glGetPixelMapusv "glGetPixelMapusv" sptr, sptr
; glGetPixelMapusv map, varptr(values)
; map : DWORD -> "sptr"
; values : WORD* in/out -> "sptr"出力引数:
#uselib "OPENGL32.dll" #func global glGetPixelMapusv "glGetPixelMapusv" int, var ; glGetPixelMapusv map, values ; map : DWORD -> "int" ; values : WORD* in/out -> "var" ; ※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。#uselib "OPENGL32.dll" #func global glGetPixelMapusv "glGetPixelMapusv" int, sptr ; glGetPixelMapusv map, varptr(values) ; map : DWORD -> "int" ; values : WORD* in/out -> "sptr" ; ※出力/バッファ引数はポインタ方式(token=sptr / 呼び出しは varptr(変数))。
出力引数:
; void glGetPixelMapusv(DWORD map, WORD* values) #uselib "OPENGL32.dll" #func global glGetPixelMapusv "glGetPixelMapusv" int, var ; glGetPixelMapusv map, values ; map : DWORD -> "int" ; values : WORD* in/out -> "var" ; ※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。; void glGetPixelMapusv(DWORD map, WORD* values) #uselib "OPENGL32.dll" #func global glGetPixelMapusv "glGetPixelMapusv" int, intptr ; glGetPixelMapusv map, varptr(values) ; map : DWORD -> "int" ; values : WORD* in/out -> "intptr" ; ※出力/バッファ引数はポインタ方式(token=intptr / 呼び出しは varptr(変数))。
import (
"golang.org/x/sys/windows"
"unsafe"
)
var (
opengl32 = windows.NewLazySystemDLL("OPENGL32.dll")
procglGetPixelMapusv = opengl32.NewProc("glGetPixelMapusv")
)
// map (DWORD), values (WORD* in/out)
r1, _, err := procglGetPixelMapusv.Call(
uintptr(map),
uintptr(values),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // voidprocedure glGetPixelMapusv(
map: DWORD; // DWORD
values: Pointer // WORD* in/out
); stdcall;
external 'OPENGL32.dll' name 'glGetPixelMapusv';result := DllCall("OPENGL32\glGetPixelMapusv"
, "UInt", map ; DWORD
, "Ptr", values ; WORD* in/out
, "Int") ; return: void●glGetPixelMapusv(map, values) = DLL("OPENGL32.dll", "int glGetPixelMapusv(dword, void*)")
# 呼び出し: glGetPixelMapusv(map, values)
# map : DWORD -> "dword"
# values : WORD* in/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)。