view docs/html/general.html @ 885:9f6ad2286011

Date: Wed, 28 Apr 2004 16:52:41 -0400 From: "Damien A" Subject: testdyngl fix The test program you included in the latest version of SDL crashes on startup in Window (XP). The reason for this is that OpenGL functions on Windows use the __stdcall calling convention, not the C convention. Placing APIENTRY infront of the * operator solves this problem.
author Sam Lantinga <slouken@libsdl.org>
date Fri, 30 Apr 2004 18:33:30 +0000 (2004-04-30)
parents 355632dca928
children
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>Chapter 5. General</H1
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><DT
><A
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>SDL_Init</A
>&nbsp;--&nbsp;Initializes SDL</DT
><DT
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>SDL_InitSubSystem</A
>&nbsp;--&nbsp;Initialize subsystems</DT
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>SDL_QuitSubSystem</A
>&nbsp;--&nbsp;Shut down a subsystem</DT
><DT
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>SDL_Quit</A
>&nbsp;--&nbsp;Shut down SDL</DT
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>SDL_WasInit</A
>&nbsp;--&nbsp;Check which subsystems are initialized</DT
><DT
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>SDL_GetError</A
>&nbsp;--&nbsp;Get SDL error string</DT
><DT
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>SDL_envvars</A
>&nbsp;--&nbsp;SDL environment variables</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
> 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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> and <A
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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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> shuts down all subsystems and frees any resources allocated to SDL.</P
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