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annotate include/SDL.h @ 5141:da10636e5eca

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Making the API simpler, scaling is always defined as linear interpolation and should be supported as much as possible on all renderers.
author Sam Lantinga <slouken@libsdl.org>
date Mon, 31 Jan 2011 22:44:43 -0800
parents dc0dfdd58f27
children 2f44e6969a59
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2010 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Lesser General Public
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7 License as published by the Free Software Foundation; either
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8 version 2.1 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Lesser General Public License for more details.
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14
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15 You should have received a copy of the GNU Lesser General Public
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16 License along with this library; if not, write to the Free Software
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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18
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22
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23 /**
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24 * \file SDL.h
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25 *
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26 * Main include header for the SDL library
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27 */
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28
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29 /**
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30 * \mainpage Simple DirectMedia Layer (SDL)
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31 *
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32 * http://www.libsdl.org/
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33 *
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34 * \section intro_sec Introduction
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35 *
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36 * This is the Simple DirectMedia Layer, a general API that provides low
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37 * level access to audio, keyboard, mouse, joystick, 3D hardware via OpenGL,
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38 * and 2D framebuffer across multiple platforms.
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39 *
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40 * The current version supports Windows, Windows CE, Mac OS X, Linux,
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41 * FreeBSD, NetBSD, OpenBSD, BSD/OS, Solaris, and QNX. The code contains
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42 * support for other operating systems but those are not officially supported.
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43 *
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44 * SDL is written in C, but works with C++ natively, and has bindings to
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45 * several other languages, including Ada, C#, Eiffel, Erlang, Euphoria,
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46 * Guile, Haskell, Java, Lisp, Lua, ML, Objective C, Pascal, Perl, PHP,
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47 * Pike, Pliant, Python, Ruby, and Smalltalk.
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48 *
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49 * This library is distributed under GNU LGPL version 2, which can be
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50 * found in the file "COPYING". This license allows you to use SDL
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51 * freely in commercial programs as long as you link with the dynamic
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52 * library.
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53 *
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54 * The best way to learn how to use SDL is to check out the header files in
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55 * the "include" subdirectory and the programs in the "test" subdirectory.
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56 * The header files and test programs are well commented and always up to date.
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57 * More documentation is available in HTML format in "docs/index.html", and
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58 * a documentation wiki is available online at:
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59 * http://www.libsdl.org/cgi/docwiki.cgi
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60 *
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61 * The test programs in the "test" subdirectory are in the public domain.
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62 *
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63 * Frequently asked questions are answered online:
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64 * http://www.libsdl.org/faq.php
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65 *
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66 * If you need help with the library, or just want to discuss SDL related
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67 * issues, you can join the developers mailing list:
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68 * http://www.libsdl.org/mailing-list.php
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69 *
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70 * Enjoy!
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71 * Sam Lantinga (slouken@libsdl.org)
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72 */
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73
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74 #ifndef _SDL_H
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75 #define _SDL_H
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76
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77 #include "SDL_main.h"
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78 #include "SDL_stdinc.h"
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79 #include "SDL_atomic.h"
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80 #include "SDL_audio.h"
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81 #include "SDL_clipboard.h"
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82 #include "SDL_cpuinfo.h"
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83 #include "SDL_endian.h"
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84 #include "SDL_error.h"
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85 #include "SDL_events.h"
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86 #include "SDL_loadso.h"
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87 #include "SDL_mutex.h"
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88 #include "SDL_power.h"
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89 #include "SDL_rwops.h"
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90 #include "SDL_thread.h"
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91 #include "SDL_timer.h"
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92 #include "SDL_version.h"
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93 #include "SDL_video.h"
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94 #include "SDL_compat.h"
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95
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96 #include "begin_code.h"
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97 /* Set up for C function definitions, even when using C++ */
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98 #ifdef __cplusplus
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99 /* *INDENT-OFF* */
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100 extern "C" {
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101 /* *INDENT-ON* */
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102 #endif
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103
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104 /* As of version 0.5, SDL is loaded dynamically into the application */
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105
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106 /**
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107 * \name SDL_INIT_*
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108 *
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109 * These are the flags which may be passed to SDL_Init(). You should
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110 * specify the subsystems which you will be using in your application.
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111 */
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112 /*@{*/
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113 #define SDL_INIT_TIMER 0x00000001
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114 #define SDL_INIT_AUDIO 0x00000010
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115 #define SDL_INIT_VIDEO 0x00000020
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116 #define SDL_INIT_JOYSTICK 0x00000200
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117 #define SDL_INIT_HAPTIC 0x00001000
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118 #define SDL_INIT_NOPARACHUTE 0x00100000 /**< Don't catch fatal signals */
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119 #define SDL_INIT_EVERYTHING 0x0000FFFF
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120 /*@}*/
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121
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122 /**
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123 * This function initializes the subsystems specified by \c flags
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124 * Unless the ::SDL_INIT_NOPARACHUTE flag is set, it will install cleanup
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125 * signal handlers for some commonly ignored fatal signals (like SIGSEGV).
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126 */
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127 extern DECLSPEC int SDLCALL SDL_Init(Uint32 flags);
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128
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129 /**
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130 * This function initializes specific SDL subsystems
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131 */
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132 extern DECLSPEC int SDLCALL SDL_InitSubSystem(Uint32 flags);
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133
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134 /**
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135 * This function cleans up specific SDL subsystems
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136 */
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137 extern DECLSPEC void SDLCALL SDL_QuitSubSystem(Uint32 flags);
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138
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139 /**
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140 * This function returns a mask of the specified subsystems which have
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141 * previously been initialized.
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142 *
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143 * If \c flags is 0, it returns a mask of all initialized subsystems.
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144 */
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145 extern DECLSPEC Uint32 SDLCALL SDL_WasInit(Uint32 flags);
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146
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147 /**
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148 * This function cleans up all initialized subsystems. You should
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149 * call it upon all exit conditions.
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150 */
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151 extern DECLSPEC void SDLCALL SDL_Quit(void);
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152
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153 /* Ends C function definitions when using C++ */
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154 #ifdef __cplusplus
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155 /* *INDENT-OFF* */
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156 }
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157 /* *INDENT-ON* */
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158 #endif
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159 #include "close_code.h"
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160
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161 #endif /* _SDL_H */
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162
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163 /* vi: set ts=4 sw=4 expandtab: */