view docs/html/general.html @ 334:f65715bd8ad8

Fixed DirectX fullscreen gamma control (thanks John!)
author Sam Lantinga <slouken@libsdl.org>
date Tue, 09 Apr 2002 23:49:06 +0000
parents e5bc29de3f0a
children 355632dca928
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>Chapter 5. General</A
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>Table of Contents</B
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><DT
><A
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>SDL_Init</A
> &#8212; Initializes SDL</DT
><DT
><A
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>SDL_InitSubSystem</A
> &#8212; Initialize subsystems</DT
><DT
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>SDL_QuitSubSystem</A
> &#8212; Shut down a subsystem</DT
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>SDL_Quit</A
> &#8212; Shut down SDL</DT
><DT
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>SDL_WasInit</A
> &#8212; Check which subsystems are initialized</DT
><DT
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>SDL_GetError</A
> &#8212; Get SDL error string</DT
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><P
>Before SDL can be used in a program it must be initialized with <A
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><TT
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>SDL_Init</TT
></A
>. <TT
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>SDL_Init</TT
> initializes all the subsystems that the user requests (video, audio, joystick, timers and/or cdrom). Once SDL is initialized with <TT
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>SDL_Init</TT
> subsystems can be shut down and initialized as needed using <A
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>SDL_InitSubSystem</TT
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> and <A
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><TT
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>SDL_QuitSubSystem</TT
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>.</P
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>SDL must also be shut down before the program exits to make sure it cleans up correctly. Calling <A
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>SDL_Quit</TT
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> shuts down all subsystems and frees any resources allocated to SDL.</P
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