glTexEnvi

関数

テクスチャ環境パラメータを整数値で設定する。

DLLOPENGL32.dll呼出規約winapi

シグネチャ

// OPENGL32.dll
#include <windows.h>

void glTexEnvi(
    DWORD target,
    DWORD pname,
    INT param2
);

パラメーター

名前	型	方向
target	DWORD	in
pname	DWORD	in
param2	INT	in

戻り値の型: void

各言語での呼び出し定義

// OPENGL32.dll
#include <windows.h>

void glTexEnvi(
    DWORD target,
    DWORD pname,
    INT param2
);

[DllImport("OPENGL32.dll", ExactSpelling = true)]
static extern void glTexEnvi(
    uint target,   // DWORD
    uint pname,   // DWORD
    int param2   // INT
);

<DllImport("OPENGL32.dll", ExactSpelling:=True)>
Public Shared Sub glTexEnvi(
    target As UInteger,   ' DWORD
    pname As UInteger,   ' DWORD
    param2 As Integer   ' INT
)
End Sub

' target : DWORD
' pname : DWORD
' param2 : INT
Declare PtrSafe Sub glTexEnvi Lib "opengl32" ( _
    ByVal target As Long, _
    ByVal pname As Long, _
    ByVal param2 As Long)
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

glTexEnvi = ctypes.windll.opengl32.glTexEnvi
glTexEnvi.restype = None
glTexEnvi.argtypes = [
    wintypes.DWORD,  # target : DWORD
    wintypes.DWORD,  # pname : DWORD
    ctypes.c_int,  # param2 : INT
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('OPENGL32.dll')
glTexEnvi = Fiddle::Function.new(
  lib['glTexEnvi'],
  [
    -Fiddle::TYPE_INT,  # target : DWORD
    -Fiddle::TYPE_INT,  # pname : DWORD
    Fiddle::TYPE_INT,  # param2 : INT
  ],
  Fiddle::TYPE_VOID)

#[link(name = "opengl32")]
extern "system" {
    fn glTexEnvi(
        target: u32,  // DWORD
        pname: u32,  // DWORD
        param2: i32  // INT
    );
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("OPENGL32.dll")]
public static extern void glTexEnvi(uint target, uint pname, int param2);
"@
$api = Add-Type -MemberDefinition $sig -Name 'OPENGL32_glTexEnvi' -Namespace Win32 -PassThru
# $api::glTexEnvi(target, pname, param2)

#uselib "OPENGL32.dll"
#func global glTexEnvi "glTexEnvi" sptr, sptr, sptr
; glTexEnvi target, pname, param2
; target : DWORD -> "sptr"
; pname : DWORD -> "sptr"
; param2 : INT -> "sptr"

#uselib "OPENGL32.dll"
#func global glTexEnvi "glTexEnvi" int, int, int
; glTexEnvi target, pname, param2
; target : DWORD -> "int"
; pname : DWORD -> "int"
; param2 : INT -> "int"

; void glTexEnvi(DWORD target, DWORD pname, INT param2)
#uselib "OPENGL32.dll"
#func global glTexEnvi "glTexEnvi" int, int, int
; glTexEnvi target, pname, param2
; target : DWORD -> "int"
; pname : DWORD -> "int"
; param2 : INT -> "int"

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

var (
	opengl32 = windows.NewLazySystemDLL("OPENGL32.dll")
	procglTexEnvi = opengl32.NewProc("glTexEnvi")
)

// target (DWORD), pname (DWORD), param2 (INT)
r1, _, err := procglTexEnvi.Call(
	uintptr(target),
	uintptr(pname),
	uintptr(param2),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // void

procedure glTexEnvi(
  target: DWORD;   // DWORD
  pname: DWORD;   // DWORD
  param2: Integer   // INT
); stdcall;
  external 'OPENGL32.dll' name 'glTexEnvi';

result := DllCall("OPENGL32\glTexEnvi"
    , "UInt", target   ; DWORD
    , "UInt", pname   ; DWORD
    , "Int", param2   ; INT
    , "Int")   ; return: void

●glTexEnvi(target, pname, param2) = DLL("OPENGL32.dll", "int glTexEnvi(dword, dword, int)")
# 呼び出し: glTexEnvi(target, pname, param2)
# target : DWORD -> "dword"
# pname : DWORD -> "dword"
# param2 : 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)。