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74 lines
1.6 KiB
74 lines
1.6 KiB
// 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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