Mercurial > sdl-ios-xcode
view docs/html/general.html @ 4298:7d60c0ac6aae SDL-1.2
Disable iPodLinux code by default (can be enabled with --enable-ipod)
author | Sam Lantinga <slouken@libsdl.org> |
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date | Sat, 10 Oct 2009 08:59:28 +0000 |
parents | 355632dca928 |
children |
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<HTML ><HEAD ><TITLE >General</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+ "><LINK REL="HOME" TITLE="SDL Library Documentation" HREF="index.html"><LINK REL="UP" TITLE="SDL Reference" HREF="reference.html"><LINK REL="PREVIOUS" TITLE="SDL Reference" HREF="reference.html"><LINK REL="NEXT" TITLE="SDL_Init" HREF="sdlinit.html"><META NAME="KEYWORD" CONTENT="general"><META NAME="KEYWORD" CONTENT="function"></HEAD ><BODY CLASS="CHAPTER" BGCOLOR="#FFF8DC" TEXT="#000000" LINK="#0000ee" VLINK="#551a8b" ALINK="#ff0000" ><DIV CLASS="NAVHEADER" ><TABLE SUMMARY="Header navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="3" ALIGN="center" >SDL Library Documentation</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="reference.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="sdlinit.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><DIV CLASS="CHAPTER" ><H1 ><A NAME="GENERAL" ></A >Chapter 5. General</H1 ><DIV CLASS="TOC" ><DL ><DT ><B >Table of Contents</B ></DT ><DT ><A HREF="sdlinit.html" >SDL_Init</A > -- Initializes SDL</DT ><DT ><A HREF="sdlinitsubsystem.html" >SDL_InitSubSystem</A > -- Initialize subsystems</DT ><DT ><A HREF="sdlquitsubsystem.html" >SDL_QuitSubSystem</A > -- Shut down a subsystem</DT ><DT ><A HREF="sdlquit.html" >SDL_Quit</A > -- Shut down SDL</DT ><DT ><A HREF="sdlwasinit.html" >SDL_WasInit</A > -- Check which subsystems are initialized</DT ><DT ><A HREF="sdlgeterror.html" >SDL_GetError</A > -- Get SDL error string</DT ><DT ><A HREF="sdlenvvars.html" >SDL_envvars</A > -- SDL environment variables</DT ></DL ></DIV ><P >Before SDL can be used in a program it must be initialized with <A HREF="sdlinit.html" ><TT CLASS="FUNCTION" >SDL_Init</TT ></A >. <TT CLASS="FUNCTION" >SDL_Init</TT > initializes all the subsystems that the user requests (video, audio, joystick, timers and/or cdrom). Once SDL is initialized with <TT CLASS="FUNCTION" >SDL_Init</TT > subsystems can be shut down and initialized as needed using <A HREF="sdlinitsubsystem.html" ><TT CLASS="FUNCTION" >SDL_InitSubSystem</TT ></A > and <A HREF="sdlquitsubsystem.html" ><TT CLASS="FUNCTION" >SDL_QuitSubSystem</TT ></A >.</P ><P >SDL must also be shut down before the program exits to make sure it cleans up correctly. Calling <A HREF="sdlquit.html" ><TT CLASS="FUNCTION" >SDL_Quit</TT ></A > shuts down all subsystems and frees any resources allocated to SDL.</P ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="reference.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >Home</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="sdlinit.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >SDL Reference</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="reference.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >SDL_Init</TD ></TR ></TABLE ></DIV ></BODY ></HTML >