view docs/html/sdlinitsubsystem.html @ 306:3879bed3395c

Only put surfaces in video memory if there are accelerated blits
author Sam Lantinga <slouken@libsdl.org>
date Sun, 10 Mar 2002 03:38:32 +0000
parents 55f1f1b3e27d
children 355632dca928
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><H1
><A
NAME="SDLINITSUBSYSTEM"
>SDL_InitSubSystem</A
></H1
><DIV
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><A
NAME="AEN510"
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><H2
>Name</H2
>SDL_InitSubSystem&nbsp;--&nbsp;Initialize subsystems</DIV
><DIV
CLASS="REFSYNOPSISDIV"
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NAME="AEN513"
></A
><H2
>Synopsis</H2
><DIV
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><P
></P
><PRE
CLASS="FUNCSYNOPSISINFO"
>#include "SDL.h"</PRE
><P
><CODE
><CODE
CLASS="FUNCDEF"
>int <B
CLASS="FSFUNC"
>SDL_InitSubSystem</B
></CODE
>(Uint32 flags);</CODE
></P
><P
></P
></DIV
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><DIV
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><A
NAME="AEN520"
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><H2
>Description</H2
><P
>After SDL has been initialized with <A
HREF="sdlinit.html"
><TT
CLASS="FUNCTION"
>SDL_Init</TT
></A
> you may initialize uninitialized subsystems with <TT
CLASS="FUNCTION"
>SDL_InitSubSystem</TT
>. The <TT
CLASS="PARAMETER"
><I
>flags</I
></TT
> parameter is the same as that used in <A
HREF="sdlinit.html"
><TT
CLASS="FUNCTION"
>SDL_Init</TT
></A
>.</P
></DIV
><DIV
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><A
NAME="AEN529"
></A
><H2
>Examples</H2
><PRE
CLASS="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
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><H2
>Return Value</H2
><P
>Returns <SPAN
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>-1</SPAN
> on an error or <SPAN
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>0</SPAN
> on success.</P
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><P
><A
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><TT
CLASS="FUNCTION"
>SDL_Init</TT
></A
>,
<A
HREF="sdlquit.html"
><TT
CLASS="FUNCTION"
>SDL_Quit</TT
></A
>,
<A
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><TT
CLASS="FUNCTION"
>SDL_QuitSubSystem</TT
></A
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