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Sam Lantinga 2001-04-26 16:45:43 +00:00
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<HTML
><HEAD
><TITLE
>General</TITLE
><META
NAME="GENERATOR"
CONTENT="Modular DocBook HTML Stylesheet Version 1.61
"><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
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"
>Prev</A
></TD
><TD
WIDTH="80%"
ALIGN="center"
VALIGN="bottom"
></TD
><TD
WIDTH="10%"
ALIGN="right"
VALIGN="bottom"
><A
HREF="sdlinit.html"
>Next</A
></TD
></TR
></TABLE
><HR
ALIGN="LEFT"
WIDTH="100%"></DIV
><DIV
CLASS="CHAPTER"
><H1
><A
NAME="GENERAL"
>Chapter 5. General</A
></H1
><DIV
CLASS="TOC"
><DL
><DT
><B
>Table of Contents</B
></DT
><DT
><A
HREF="sdlinit.html"
>SDL_Init</A
> &#8212; Initializes SDL</DT
><DT
><A
HREF="sdlinitsubsystem.html"
>SDL_InitSubSystem</A
> &#8212; Initialize subsystems</DT
><DT
><A
HREF="sdlquitsubsystem.html"
>SDL_QuitSubSystem</A
> &#8212; Shut down a subsystem</DT
><DT
><A
HREF="sdlquit.html"
>SDL_Quit</A
> &#8212; Shut down SDL</DT
><DT
><A
HREF="sdlwasinit.html"
>SDL_WasInit</A
> &#8212; Check which subsystems are initialized</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
WIDTH="100%"
BORDER="0"
CELLPADDING="0"
CELLSPACING="0"
><TR
><TD
WIDTH="33%"
ALIGN="left"
VALIGN="top"
><A
HREF="reference.html"
>Prev</A
></TD
><TD
WIDTH="34%"
ALIGN="center"
VALIGN="top"
><A
HREF="index.html"
>Home</A
></TD
><TD
WIDTH="33%"
ALIGN="right"
VALIGN="top"
><A
HREF="sdlinit.html"
>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"
>Up</A
></TD
><TD
WIDTH="33%"
ALIGN="right"
VALIGN="top"
>SDL_Init</TD
></TR
></TABLE
></DIV
></BODY
></HTML
>