75 lines
1.6 KiB
Go
75 lines
1.6 KiB
Go
// Copyright 2010-2012 The W32 Authors. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style
|
|
// license that can be found in the LICENSE file.
|
|
|
|
// +build windows
|
|
|
|
package w32
|
|
|
|
import (
|
|
"syscall"
|
|
"unsafe"
|
|
)
|
|
|
|
var (
|
|
modopengl32 = syscall.NewLazyDLL("opengl32.dll")
|
|
|
|
procwglCreateContext = modopengl32.NewProc("wglCreateContext")
|
|
procwglCreateLayerContext = modopengl32.NewProc("wglCreateLayerContext")
|
|
procwglDeleteContext = modopengl32.NewProc("wglDeleteContext")
|
|
procwglGetProcAddress = modopengl32.NewProc("wglGetProcAddress")
|
|
procwglMakeCurrent = modopengl32.NewProc("wglMakeCurrent")
|
|
procwglShareLists = modopengl32.NewProc("wglShareLists")
|
|
)
|
|
|
|
func WglCreateContext(hdc HDC) HGLRC {
|
|
ret, _, _ := procwglCreateContext.Call(
|
|
uintptr(hdc),
|
|
)
|
|
|
|
return HGLRC(ret)
|
|
}
|
|
|
|
func WglCreateLayerContext(hdc HDC, iLayerPlane int) HGLRC {
|
|
ret, _, _ := procwglCreateLayerContext.Call(
|
|
uintptr(hdc),
|
|
uintptr(iLayerPlane),
|
|
)
|
|
|
|
return HGLRC(ret)
|
|
}
|
|
|
|
func WglDeleteContext(hglrc HGLRC) bool {
|
|
ret, _, _ := procwglDeleteContext.Call(
|
|
uintptr(hglrc),
|
|
)
|
|
|
|
return ret == TRUE
|
|
}
|
|
|
|
func WglGetProcAddress(szProc string) uintptr {
|
|
ret, _, _ := procwglGetProcAddress.Call(
|
|
uintptr(unsafe.Pointer(syscall.StringBytePtr(szProc))),
|
|
)
|
|
|
|
return ret
|
|
}
|
|
|
|
func WglMakeCurrent(hdc HDC, hglrc HGLRC) bool {
|
|
ret, _, _ := procwglMakeCurrent.Call(
|
|
uintptr(hdc),
|
|
uintptr(hglrc),
|
|
)
|
|
|
|
return ret == TRUE
|
|
}
|
|
|
|
func WglShareLists(hglrc1, hglrc2 HGLRC) bool {
|
|
ret, _, _ := procwglShareLists.Call(
|
|
uintptr(hglrc1),
|
|
uintptr(hglrc2),
|
|
)
|
|
|
|
return ret == TRUE
|
|
}
|