view docs/html/sdlinitsubsystem.html @ 2938:2929ed239d2a

Adjusted default choice of audio driver. If a driver can definitely see available devices, it is chosen. Otherwise, we'll take the first driver that initializes but saw no devices...this might be because it can't enumerate them, or there really aren't any available. This prevents the dsp driver from hogging control when there are no /dev/dsp* nodes (for example, on a Linux box with ALSA and no OSS emulation).
author Ryan C. Gordon <icculus@icculus.org>
date Thu, 01 Jan 2009 07:54:58 +0000
parents 355632dca928
children
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<HTML
><HEAD
><TITLE
>SDL_InitSubSystem</TITLE
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><H1
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>SDL_InitSubSystem</H1
><DIV
CLASS="REFNAMEDIV"
><A
NAME="AEN510"
></A
><H2
>Name</H2
>SDL_InitSubSystem&nbsp;--&nbsp;Initialize subsystems</DIV
><DIV
CLASS="REFSYNOPSISDIV"
><A
NAME="AEN513"
></A
><H2
>Synopsis</H2
><DIV
CLASS="FUNCSYNOPSIS"
><A
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></A
><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
></DIV
><DIV
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><A
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></A
><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
CLASS="REFSECT1"
><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
></DIV
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><A
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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
></DIV
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><TT
CLASS="FUNCTION"
>SDL_Init</TT
></A
>,
<A
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><TT
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>SDL_Quit</TT
></A
>,
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><TT
CLASS="FUNCTION"
>SDL_QuitSubSystem</TT
></A
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