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/*
* DISTRHO Plugin Framework (DPF)
* Copyright (C) 2012-2021 Filipe Coelho <falktx@falktx.com>
*
* Permission to use, copy, modify, and/or distribute this software for any purpose with
* or without fee is hereby granted, provided that the above copyright notice and this
* permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD
* TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN
* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER
* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef DGL_OPENGL_INCLUDE_HPP_INCLUDED
#define DGL_OPENGL_INCLUDE_HPP_INCLUDED
#include "../distrho/src/DistrhoDefines.h"
// --------------------------------------------------------------------------------------------------------------------
// Fix OpenGL includes for Windows, based on glfw code (part 1)
#undef DGL_CALLBACK_DEFINED
#undef DGL_WINGDIAPI_DEFINED
#ifdef DISTRHO_OS_WINDOWS
#ifndef APIENTRY
# define APIENTRY __stdcall
#endif // APIENTRY
/* We need WINGDIAPI defined */
#ifndef WINGDIAPI
# if defined(_MSC_VER) || defined(__BORLANDC__) || defined(__POCC__)
# define WINGDIAPI __declspec(dllimport)
# elif defined(__LCC__)
# define WINGDIAPI __stdcall
# else
# define WINGDIAPI extern
# endif
# define DGL_WINGDIAPI_DEFINED
#endif // WINGDIAPI
/* Some <GL/glu.h> files also need CALLBACK defined */
#ifndef CALLBACK
# if defined(_MSC_VER)
# if (defined(_M_MRX000) || defined(_M_IX86) || defined(_M_ALPHA) || defined(_M_PPC)) && !defined(MIDL_PASS)
# define CALLBACK __stdcall
# else
# define CALLBACK
# endif
# else
# define CALLBACK __stdcall
# endif
# define DGL_CALLBACK_DEFINED
#endif // CALLBACK
#endif // DISTRHO_OS_WINDOWS
// --------------------------------------------------------------------------------------------------------------------
// OpenGL includes
#ifdef DISTRHO_OS_MAC
# ifdef DGL_USE_OPENGL3
# include <OpenGL/gl3.h>
# include <OpenGL/gl3ext.h>
# else
# include <OpenGL/gl.h>
# endif
#else
# ifndef DISTRHO_OS_WINDOWS
# define GL_GLEXT_PROTOTYPES
# endif
# ifndef __GLEW_H__
# include <GL/gl.h>
# include <GL/glext.h>
# endif
#endif
// --------------------------------------------------------------------------------------------------------------------
// Missing OpenGL defines
#if defined(GL_BGR_EXT) && !defined(GL_BGR)
# define GL_BGR GL_BGR_EXT
#endif
#if defined(GL_BGRA_EXT) && !defined(GL_BGRA)
# define GL_BGRA GL_BGRA_EXT
#endif
#ifndef GL_CLAMP_TO_BORDER
# define GL_CLAMP_TO_BORDER 0x812D
#endif
// --------------------------------------------------------------------------------------------------------------------
// Fix OpenGL includes for Windows, based on glfw code (part 2)
#ifdef DGL_CALLBACK_DEFINED
# undef CALLBACK
# undef DGL_CALLBACK_DEFINED
#endif
#ifdef DGL_WINGDIAPI_DEFINED
# undef WINGDIAPI
# undef DGL_WINGDIAPI_DEFINED
#endif
// --------------------------------------------------------------------------------------------------------------------
#endif
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