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<HTML><HEAD><TITLE>SDL_InitSubSystem</TITLE><METANAME="GENERATOR"CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+"><LINKREL="HOME"TITLE="SDL Library Documentation"HREF="index.html"><LINKREL="UP"TITLE="General"HREF="general.html"><LINKREL="PREVIOUS"TITLE="SDL_Init"HREF="sdlinit.html"><LINKREL="NEXT"TITLE="SDL_QuitSubSystem"HREF="sdlquitsubsystem.html"></HEAD><BODYCLASS="REFENTRY"BGCOLOR="#FFF8DC"TEXT="#000000"LINK="#0000ee"VLINK="#551a8b"ALINK="#ff0000"><DIVCLASS="NAVHEADER"><TABLESUMMARY="Header navigation table"WIDTH="100%"BORDER="0"CELLPADDING="0"CELLSPACING="0"><TR><THCOLSPAN="3"ALIGN="center">SDL Library Documentation</TH></TR><TR><TDWIDTH="10%"ALIGN="left"VALIGN="bottom"><AHREF="sdlinit.html"ACCESSKEY="P">Prev</A></TD><TDWIDTH="80%"ALIGN="center"VALIGN="bottom"></TD><TDWIDTH="10%"ALIGN="right"VALIGN="bottom"><AHREF="sdlquitsubsystem.html"ACCESSKEY="N">Next</A></TD></TR></TABLE><HRALIGN="LEFT"WIDTH="100%"></DIV><H1><ANAME="SDLINITSUBSYSTEM"></A>SDL_InitSubSystem</H1><DIVCLASS="REFNAMEDIV"><ANAME="AEN510"></A><H2>Name</H2>SDL_InitSubSystem -- Initialize subsystems</DIV><DIVCLASS="REFSYNOPSISDIV"><ANAME="AEN513"></A><H2>Synopsis</H2><DIVCLASS="FUNCSYNOPSIS"><ANAME="AEN514"></A><P></P><PRECLASS="FUNCSYNOPSISINFO">#include "SDL.h"</PRE><P><CODE><CODECLASS="FUNCDEF">int <BCLASS="FSFUNC">SDL_InitSubSystem</B></CODE>(Uint32 flags);</CODE></P><P></P></DIV></DIV><DIVCLASS="REFSECT1"><ANAME="AEN520"></A><H2>Description</H2><P>After SDL has been initialized with <AHREF="sdlinit.html"><TTCLASS="FUNCTION">SDL_Init</TT></A> you may initialize uninitialized subsystems with <TTCLASS="FUNCTION">SDL_InitSubSystem</TT>. The <TTCLASS="PARAMETER"><I>flags</I></TT> parameter is the same as that used in <AHREF="sdlinit.html"><TTCLASS="FUNCTION">SDL_Init</TT></A>.</P></DIV><DIVCLASS="REFSECT1"><ANAME="AEN529"></A><H2>Examples</H2><PRECLASS="PROGRAMLISTING">/* Seperating Joystick and Video initialization. */SDL_Init(SDL_INIT_VIDEO);..SDL_SetVideoMode(640, 480, 16, SDL_DOUBLEBUF|SDL_FULLSCREEN);./* Do Some Video stuff */../* Initialize the joystick subsystem */SDL_InitSubSystem(SDL_INIT_JOYSTICK);/* Do some stuff with video and joystick */.../* Shut them both down */SDL_Quit();</PRE></DIV><DIVCLASS="REFSECT1"><ANAME="AEN532"></A><H2>Return Value</H2><P>Returns <SPANCLASS="RETURNVALUE">-1</SPAN> on an error or <SPANCLASS="RETURNVALUE">0</SPAN> on success.</P></DIV><DIVCLASS="REFSECT1"><ANAME="AEN537"></A><H2>See Also</H2><P><AHREF="sdlinit.html"><TTCLASS="FUNCTION">SDL_Init</TT></A>,<AHREF="sdlquit.html"><TTCLASS="FUNCTION">SDL_Quit</TT></A>,<AHREF="sdlquitsubsystem.html"><TTCLASS="FUNCTION">SDL_QuitSubSystem</TT></A></P></DIV><DIVCLASS="NAVFOOTER"><HRALIGN="LEFT"WIDTH="100%"><TABLESUMMARY="Footer navigation table"WIDTH="100%"BORDER="0"CELLPADDING="0"CELLSPACING="0"><TR><TDWIDTH="33%"ALIGN="left"VALIGN="top"><AHREF="sdlinit.html"ACCESSKEY="P">Prev</A></TD><TDWIDTH="34%"ALIGN="center"VALIGN="top"><AHREF="index.html"ACCESSKEY="H">Home</A></TD><TDWIDTH="33%"ALIGN="right"VALIGN="top"><AHREF="sdlquitsubsystem.html"ACCESSKEY="N">Next</A></TD></TR><TR><TDWIDTH="33%"ALIGN="left"VALIGN="top">SDL_Init</TD><TDWIDTH="34%"ALIGN="center"VALIGN="top"><AHREF="general.html"ACCESSKEY="U">Up</A></TD><TDWIDTH="33%"ALIGN="right"VALIGN="top">SDL_QuitSubSystem</TD></TR></TABLE></DIV></BODY></HTML>⌨️ 快捷键说明
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