70 lines
1.8 KiB
C++
70 lines
1.8 KiB
C++
#ifndef RAGE_DISPLAY_INTERNAL_H
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#define RAGE_DISPLAY_INTERNAL_H
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/*
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* This header pulls in GL headers and defines things that require them.
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* This only needs to be included if you actually use these; most of the
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* time, RageDisplay.h is sufficient.
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*/
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#include "SDL.h"
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/* ours is more up-to-date */
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#define NO_SDL_GLEXT
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#define __glext_h_ /* try harder to stop glext.h from being forced on us by someone else */
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#include "SDL_opengl.h"
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#include "glext.h"
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/* Windows's broken gl.h defines GL_EXT_paletted_texture incompletely: */
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#ifndef GL_TEXTURE_INDEX_SIZE_EXT
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#define GL_TEXTURE_INDEX_SIZE_EXT 0x80ED
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#endif
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#include <set>
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/* Not in glext.h: */
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typedef BOOL (APIENTRY * PWSWAPINTERVALEXTPROC) (int interval);
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struct oglspecs_t {
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/* OpenGL system information that generally doesn't change at runtime. */
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/* Range and granularity of points and lines: */
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float line_range[2];
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float line_granularity;
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float point_range[2];
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float point_granularity;
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/* OpenGL version * 10: */
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int glVersion;
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/* Available extensions: */
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set<string> glExts;
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/* Which extensions we actually use are supported: */
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bool EXT_texture_env_combine,
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WGL_EXT_swap_control,
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EXT_paletted_texture;
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};
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/* Extension functions we use. Put these in a namespace instead of in oglspecs_t,
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* so they can be called like regular functions. */
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namespace GLExt {
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extern PWSWAPINTERVALEXTPROC wglSwapIntervalEXT;
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extern PFNGLCOLORTABLEPROC glColorTableEXT;
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extern PFNGLCOLORTABLEPARAMETERIVPROC glGetColorTableParameterivEXT;
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};
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using namespace GLExt;
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#endif
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/*
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-----------------------------------------------------------------------------
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Class: RageDisplay
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Desc: See header.
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Copyright (c) 2001-2002 by the person(s) listed below. All rights reserved.
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Glenn Maynard
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Chris Danford
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-----------------------------------------------------------------------------
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*/
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