72 lines
1.6 KiB
Plaintext
72 lines
1.6 KiB
Plaintext
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#ifndef OSG_GL
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#define OSG_GL 1
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#ifdef WIN32
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// this works with no problems
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// #ifndef _WINDOWS_
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// #define WIN32_LEAN_AND_MEAN
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// #include <windows.h>
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// #endif
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// follows lifted from glut.h, to avoid including <windows.h>
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//#if defined(_WIN32)
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// GLUT 3.7 now tries to avoid including <windows.h>
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// to avoid name space pollution, but Win32's <GL/gl.h>
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// needs APIENTRY and WINGDIAPI defined properly.
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# if 0
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# define WIN32_LEAN_AND_MEAN
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# include <windows.h>
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# else
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// XXX This is from Win32's <windef.h>
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# ifndef APIENTRY
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# define GLUT_APIENTRY_DEFINED
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# if (_MSC_VER >= 800) || defined(_STDCALL_SUPPORTED)
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# define APIENTRY __stdcall
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# else
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# define APIENTRY
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# endif
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# endif
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// XXX This is from Win32's <winnt.h>
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# ifndef CALLBACK
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# if (defined(_M_MRX000) || defined(_M_IX86) || defined(_M_ALPHA) || defined(_M_PPC)) && !defined(MIDL_PASS)
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# define CALLBACK __stdcall
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# else
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# define CALLBACK
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# endif
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# endif
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// XXX This is from Win32's <wingdi.h> and <winnt.h>
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# ifndef WINGDIAPI
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# define GLUT_WINGDIAPI_DEFINED
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# define WINGDIAPI __declspec(dllimport)
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# endif
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// XXX This is from Win32's <ctype.h>
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# ifndef _WCHAR_T_DEFINED
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typedef unsigned short wchar_t;
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# define _WCHAR_T_DEFINED
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# endif
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# endif
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#ifndef __gl_h_
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#include <GL/gl.h>
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#endif
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#ifndef __glu_h__
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#include <GL/glu.h>
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#endif
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#else
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// GL_GLEXT_LEGACY required by some Linux OpenGL implementations
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// to allow compilation of glPointParameterfEXT.
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#define GL_GLEXT_LEGACY 1
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#include <GL/gl.h>
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#include <GL/glu.h>
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#include <GL/glx.h>
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#endif
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#endif // __osgGL_h
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