mirror of
https://github.com/balena-os/balena-supervisor.git
synced 2024-12-28 01:28:52 +00:00
75 lines
1.6 KiB
Go
75 lines
1.6 KiB
Go
// Copyright 2010-2012 The W32 Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// +build windows
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package w32
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import (
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"syscall"
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"unsafe"
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)
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var (
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modopengl32 = syscall.NewLazyDLL("opengl32.dll")
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procwglCreateContext = modopengl32.NewProc("wglCreateContext")
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procwglCreateLayerContext = modopengl32.NewProc("wglCreateLayerContext")
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procwglDeleteContext = modopengl32.NewProc("wglDeleteContext")
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procwglGetProcAddress = modopengl32.NewProc("wglGetProcAddress")
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procwglMakeCurrent = modopengl32.NewProc("wglMakeCurrent")
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procwglShareLists = modopengl32.NewProc("wglShareLists")
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)
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func WglCreateContext(hdc HDC) HGLRC {
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ret, _, _ := procwglCreateContext.Call(
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uintptr(hdc),
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)
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return HGLRC(ret)
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}
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func WglCreateLayerContext(hdc HDC, iLayerPlane int) HGLRC {
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ret, _, _ := procwglCreateLayerContext.Call(
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uintptr(hdc),
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uintptr(iLayerPlane),
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)
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return HGLRC(ret)
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}
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func WglDeleteContext(hglrc HGLRC) bool {
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ret, _, _ := procwglDeleteContext.Call(
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uintptr(hglrc),
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)
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return ret == TRUE
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}
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func WglGetProcAddress(szProc string) uintptr {
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ret, _, _ := procwglGetProcAddress.Call(
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uintptr(unsafe.Pointer(syscall.StringBytePtr(szProc))),
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)
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return ret
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}
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func WglMakeCurrent(hdc HDC, hglrc HGLRC) bool {
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ret, _, _ := procwglMakeCurrent.Call(
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uintptr(hdc),
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uintptr(hglrc),
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)
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return ret == TRUE
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}
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func WglShareLists(hglrc1, hglrc2 HGLRC) bool {
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ret, _, _ := procwglShareLists.Call(
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uintptr(hglrc1),
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uintptr(hglrc2),
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)
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return ret == TRUE
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}
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