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view docs/html/sdljoystickopen.html @ 910:4ab6d1fd028f
Date: Sat, 26 Jun 2004 14:58:42 +0300
From: "Mike Gorchak"
Subject: QNX 6.3 fixes for SDL
Sam, I've added new OpenGL framework for SDL, which appeared in the new QNX version - 6.3. I've leave compatibility with previous QNX versions. And I've moved all GL specific functions to the separate module, like it done for the other platforms.
SDL is now ready for the QNX 6.3 :)
author | Sam Lantinga <slouken@libsdl.org> |
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date | Sun, 18 Jul 2004 19:46:38 +0000 |
parents | 355632dca928 |
children |
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<HTML ><HEAD ><TITLE >SDL_JoystickOpen</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+ "><LINK REL="HOME" TITLE="SDL Library Documentation" HREF="index.html"><LINK REL="UP" TITLE="Joystick" HREF="joystick.html"><LINK REL="PREVIOUS" TITLE="SDL_JoystickName" HREF="sdljoystickname.html"><LINK REL="NEXT" TITLE="SDL_JoystickOpened" HREF="sdljoystickopened.html"></HEAD ><BODY CLASS="REFENTRY" BGCOLOR="#FFF8DC" TEXT="#000000" LINK="#0000ee" VLINK="#551a8b" ALINK="#ff0000" ><DIV CLASS="NAVHEADER" ><TABLE SUMMARY="Header navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="3" ALIGN="center" >SDL Library Documentation</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="sdljoystickname.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="sdljoystickopened.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="SDLJOYSTICKOPEN" ></A >SDL_JoystickOpen</H1 ><DIV CLASS="REFNAMEDIV" ><A NAME="AEN6096" ></A ><H2 >Name</H2 >SDL_JoystickOpen -- Opens a joystick for use.</DIV ><DIV CLASS="REFSYNOPSISDIV" ><A NAME="AEN6099" ></A ><H2 >Synopsis</H2 ><DIV CLASS="FUNCSYNOPSIS" ><A NAME="AEN6100" ></A ><P ></P ><PRE CLASS="FUNCSYNOPSISINFO" >#include "SDL.h"</PRE ><P ><CODE ><CODE CLASS="FUNCDEF" >SDL_Joystick *<B CLASS="FSFUNC" >SDL_JoystickOpen</B ></CODE >(int index);</CODE ></P ><P ></P ></DIV ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN6106" ></A ><H2 >Description</H2 ><P >Opens a joystick for use within SDL. The <TT CLASS="PARAMETER" ><I >index</I ></TT > refers to the N'th joystick in the system. A joystick must be opened before it game be used.</P ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN6110" ></A ><H2 >Return Value</H2 ><P >Returns a <SPAN CLASS="STRUCTNAME" >SDL_Joystick</SPAN > structure on success. <SPAN CLASS="RETURNVALUE" >NULL</SPAN > on failure.</P ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN6115" ></A ><H2 >Examples</H2 ><P ><PRE CLASS="PROGRAMLISTING" >SDL_Joystick *joy; // Check for joystick if(SDL_NumJoysticks()>0){ // Open joystick joy=SDL_JoystickOpen(0); if(joy) { printf("Opened Joystick 0\n"); printf("Name: %s\n", SDL_JoystickName(0)); printf("Number of Axes: %d\n", SDL_JoystickNumAxes(joy)); printf("Number of Buttons: %d\n", SDL_JoystickNumButtons(joy)); printf("Number of Balls: %d\n", SDL_JoystickNumBalls(joy)); } else printf("Couldn't open Joystick 0\n"); // Close if opened if(SDL_JoystickOpened(0)) SDL_JoystickClose(joy); }</PRE ></P ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN6119" ></A ><H2 >See Also</H2 ><P ><A HREF="sdljoystickclose.html" ><TT CLASS="FUNCTION" >SDL_JoystickClose</TT ></A ></P ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="sdljoystickname.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >Home</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="sdljoystickopened.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >SDL_JoystickName</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="joystick.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >SDL_JoystickOpened</TD ></TR ></TABLE ></DIV ></BODY ></HTML >