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/*
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* Copyright 2004-2007 Sun Microsystems, Inc. All Rights Reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Sun designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Sun in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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* CA 95054 USA or visit www.sun.com if you need additional information or
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* have any questions.
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*/
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#ifndef OGLFuncs_md_h_Included
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#define OGLFuncs_md_h_Included
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#include <windows.h>
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#include "J2D_GL/wglext.h"
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#include "OGLFuncMacros.h"
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/**
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* Core WGL functions
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*/
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typedef HGLRC (GLAPIENTRY *wglCreateContextType)(HDC hdc);
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typedef BOOL (GLAPIENTRY *wglDeleteContextType)(HGLRC hglrc);
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typedef BOOL (GLAPIENTRY *wglMakeCurrentType)(HDC hdc, HGLRC hglrc);
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typedef HGLRC (GLAPIENTRY *wglGetCurrentContextType)();
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typedef HDC (GLAPIENTRY *wglGetCurrentDCType)();
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typedef PROC (GLAPIENTRY *wglGetProcAddressType)(LPCSTR procName);
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typedef BOOL (GLAPIENTRY *wglShareListsType)(HGLRC hglrc1, HGLRC hglrc2);
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/**
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* WGL extension function pointers
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*/
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typedef BOOL (GLAPIENTRY *wglChoosePixelFormatARBType)(HDC hdc, const int *pAttribIList, const FLOAT *pAttribFList, UINT nMaxFormats, int *piFormats, UINT *nNumFormats);
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typedef BOOL (GLAPIENTRY *wglGetPixelFormatAttribivARBType)(HDC, int, int, UINT, const int *, int *);
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typedef HPBUFFERARB (GLAPIENTRY *wglCreatePbufferARBType)(HDC, int, int, int, const int *);
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typedef HDC (GLAPIENTRY *wglGetPbufferDCARBType)(HPBUFFERARB);
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typedef int (GLAPIENTRY *wglReleasePbufferDCARBType)(HPBUFFERARB, HDC);
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typedef BOOL (GLAPIENTRY *wglDestroyPbufferARBType)(HPBUFFERARB);
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typedef BOOL (GLAPIENTRY *wglQueryPbufferARBType)(HPBUFFERARB, int, int *);
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typedef BOOL (GLAPIENTRY *wglMakeContextCurrentARBType)(HDC, HDC, HGLRC);
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typedef const char *(GLAPIENTRY *wglGetExtensionsStringARBType)(HDC hdc);
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#define OGL_LIB_HANDLE hDllOpenGL
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#define OGL_DECLARE_LIB_HANDLE() \
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static HMODULE OGL_LIB_HANDLE = 0
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#define OGL_LIB_IS_UNINITIALIZED() \
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(OGL_LIB_HANDLE == 0)
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#define OGL_OPEN_LIB() \
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OGL_LIB_HANDLE = LoadLibrary(L"opengl32.dll")
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#define OGL_CLOSE_LIB() \
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FreeLibrary(OGL_LIB_HANDLE)
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#define OGL_GET_PROC_ADDRESS(f) \
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GetProcAddress(OGL_LIB_HANDLE, #f)
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#define OGL_GET_EXT_PROC_ADDRESS(f) \
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j2d_wglGetProcAddress((LPCSTR)#f)
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#define OGL_EXPRESS_PLATFORM_FUNCS(action) \
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OGL_##action##_FUNC(wglCreateContext); \
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OGL_##action##_FUNC(wglDeleteContext); \
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OGL_##action##_FUNC(wglMakeCurrent); \
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OGL_##action##_FUNC(wglGetCurrentContext); \
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OGL_##action##_FUNC(wglGetCurrentDC); \
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OGL_##action##_FUNC(wglGetProcAddress); \
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OGL_##action##_FUNC(wglShareLists);
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#define OGL_EXPRESS_PLATFORM_EXT_FUNCS(action) \
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OGL_##action##_EXT_FUNC(wglChoosePixelFormatARB); \
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OGL_##action##_EXT_FUNC(wglGetPixelFormatAttribivARB); \
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OGL_##action##_EXT_FUNC(wglCreatePbufferARB); \
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OGL_##action##_EXT_FUNC(wglGetPbufferDCARB); \
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OGL_##action##_EXT_FUNC(wglReleasePbufferDCARB); \
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OGL_##action##_EXT_FUNC(wglDestroyPbufferARB); \
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OGL_##action##_EXT_FUNC(wglQueryPbufferARB); \
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OGL_##action##_EXT_FUNC(wglMakeContextCurrentARB); \
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OGL_##action##_EXT_FUNC(wglGetExtensionsStringARB);
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#endif /* OGLFuncs_md_h_Included */
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