/usr/include/SDL/sge_internal.h is in libsdl-sge-dev 030809dfsg-6.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 | /*
* SDL Graphics Extension
* SGE internal header
*
* Started 000627
*
* License: LGPL v2+ (see the file LICENSE)
* (c)2000-2003 Anders Lindström
*/
/*********************************************************************
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Library General Public *
* License as published by the Free Software Foundation; either *
* version 2 of the License, or (at your option) any later version. *
*********************************************************************/
#ifndef sge_internal_H
#define sge_internal_H
/* This header is included in all sge_*.h files */
#include "sge_config.h"
/*
* C compatibility
* Thanks to Ohbayashi Ippei (ohai@kmc.gr.jp) for this clever hack!
*/
#ifdef _SGE_C_AND_CPP
#ifdef __cplusplus
#define _SGE_C /* use extern "C" on base functions */
#else
#define sge_C_ONLY /* remove overloaded functions */
#define _SGE_NO_CLASSES /* no C++ classes */
#endif
#endif
/*
* This is traditional
*/
#ifndef PI
#define PI 3.1414926535
#endif
/*
* Bit flags
*/
#define SGE_FLAG0 0x00
#define SGE_FLAG1 0x01
#define SGE_FLAG2 0x02
#define SGE_FLAG3 0x04
#define SGE_FLAG4 0x08
#define SGE_FLAG5 0x10
#define SGE_FLAG6 0x20
#define SGE_FLAG7 0x40
#define SGE_FLAG8 0x80
/*
* Define the right alpha values
* (they were fliped in SDL 1.1.5+)
*/
#ifndef SDL_ALPHA_OPAQUE
#define SDL_ALPHA_OPAQUE 0
#endif
#ifndef SDL_ALPHA_TRANSPARENT
#define SDL_ALPHA_TRANSPARENT 255
#endif
/*
* Older versions of SDL doesn't have SDL_VERSIONNUM
*/
#ifndef SDL_VERSIONNUM
#define SDL_VERSIONNUM(X, Y, Z) \
(X)*1000 + (Y)*100 + (Z)
#endif
/*
* Older versions of SDL doesn't have SDL_CreateRGBSurface
*/
#ifndef SDL_AllocSurface
#define SDL_CreateRGBSurface SDL_AllocSurface
#endif
/*
* Macro to get clipping
*/
#if SDL_VERSIONNUM(SDL_MAJOR_VERSION, SDL_MINOR_VERSION, SDL_PATCHLEVEL) >= \
SDL_VERSIONNUM(1, 1, 5)
#define sge_clip_xmin(pnt) pnt->clip_rect.x
#define sge_clip_xmax(pnt) pnt->clip_rect.x + pnt->clip_rect.w-1
#define sge_clip_ymin(pnt) pnt->clip_rect.y
#define sge_clip_ymax(pnt) pnt->clip_rect.y + pnt->clip_rect.h-1
#else
#define sge_clip_xmin(pnt) pnt->clip_minx
#define sge_clip_xmax(pnt) pnt->clip_maxx
#define sge_clip_ymin(pnt) pnt->clip_miny
#define sge_clip_ymax(pnt) pnt->clip_maxy
#endif
/*
* Macro to get the smallest bounding box from two (SDL_Rect) rectangles
*/
#define sge_RectUnion(dst_rect, rect1, rect2)\
dst_rect.x = (rect1.x < rect2.x)? rect1.x:rect2.x;\
dst_rect.y = (rect1.y < rect2.y)? rect1.y:rect2.y;\
dst_rect.w = (rect1.x + rect1.w > rect2.x + rect2.w)? rect1.x + rect1.w - dst_rect.x : rect2.x + rect2.w - dst_rect.x;\
dst_rect.h = (rect1.y + rect1.h > rect2.y + rect2.h)? rect1.y + rect1.h - dst_rect.y : rect2.y + rect2.h - dst_rect.y;
/*
* We need to use alpha sometimes but older versions of SDL doesn't have
* alpha support.
*/
#if SDL_VERSIONNUM(SDL_MAJOR_VERSION, SDL_MINOR_VERSION, SDL_PATCHLEVEL) >= \
SDL_VERSIONNUM(1, 1, 5)
#define sge_MapRGBA SDL_MapRGBA
#define sge_GetRGBA SDL_GetRGBA
#else
#define sge_MapRGBA(fmt, r, g, b, a) SDL_MapRGB(fmt, r, g, b)
#define sge_GetRGBA(pixel, fmt, r, g, b, a) SDL_GetRGBA(pixel, fmt, r, g, b)
#endif
/*
* Some compilers use a special export keyword
* Thanks to Seung Chan Lim (limsc@maya.com or slim@djslim.com) to pointing this out
* (From SDL)
*/
#ifndef DECLSPEC
#ifdef __BEOS__
#if defined(__GNUC__)
#define DECLSPEC __declspec(dllexport)
#else
#define DECLSPEC __declspec(export)
#endif
#else
#ifdef WIN32
#define DECLSPEC __declspec(dllexport)
#else
#define DECLSPEC
#endif
#endif
#endif
#endif /* sge_internal_H */
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