Mercurial > sdl-ios-xcode
view docs/html/sdljoystickgethat.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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<HTML ><HEAD ><TITLE >SDL_JoystickGetHat</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_JoystickGetAxis" HREF="sdljoystickgetaxis.html"><LINK REL="NEXT" TITLE="SDL_JoystickGetButton" HREF="sdljoystickgetbutton.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="sdljoystickgetaxis.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="sdljoystickgetbutton.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="SDLJOYSTICKGETHAT" ></A >SDL_JoystickGetHat</H1 ><DIV CLASS="REFNAMEDIV" ><A NAME="AEN6358" ></A ><H2 >Name</H2 >SDL_JoystickGetHat -- Get the current state of a joystick hat</DIV ><DIV CLASS="REFSYNOPSISDIV" ><A NAME="AEN6361" ></A ><H2 >Synopsis</H2 ><DIV CLASS="FUNCSYNOPSIS" ><A NAME="AEN6362" ></A ><P ></P ><PRE CLASS="FUNCSYNOPSISINFO" >#include "SDL.h"</PRE ><P ><CODE ><CODE CLASS="FUNCDEF" >Uint8 <B CLASS="FSFUNC" >SDL_JoystickGetHat</B ></CODE >(SDL_Joystick *joystick, int hat);</CODE ></P ><P ></P ></DIV ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN6368" ></A ><H2 >Description</H2 ><P >SDL_JoystickGetHat returns the current state of the given <TT CLASS="PARAMETER" ><I >hat</I ></TT > on the given <TT CLASS="PARAMETER" ><I >joystick</I ></TT >.</P ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN6373" ></A ><H2 >Return Value</H2 ><P >The current state is returned as a Uint8 which is defined as an OR'd combination of one or more of the following</P ><P ></P ><TABLE BORDER="0" ><TBODY ><TR ><TD ><TT CLASS="LITERAL" >SDL_HAT_CENTERED</TT ></TD ></TR ><TR ><TD ><TT CLASS="LITERAL" >SDL_HAT_UP</TT ></TD ></TR ><TR ><TD ><TT CLASS="LITERAL" >SDL_HAT_RIGHT</TT ></TD ></TR ><TR ><TD ><TT CLASS="LITERAL" >SDL_HAT_DOWN</TT ></TD ></TR ><TR ><TD ><TT CLASS="LITERAL" >SDL_HAT_LEFT</TT ></TD ></TR ><TR ><TD ><TT CLASS="LITERAL" >SDL_HAT_RIGHTUP</TT ></TD ></TR ><TR ><TD ><TT CLASS="LITERAL" >SDL_HAT_RIGHTDOWN</TT ></TD ></TR ><TR ><TD ><TT CLASS="LITERAL" >SDL_HAT_LEFTUP</TT ></TD ></TR ><TR ><TD ><TT CLASS="LITERAL" >SDL_HAT_LEFTDOWN</TT ></TD ></TR ></TBODY ></TABLE ><P ></P ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN6395" ></A ><H2 >See Also</H2 ><P ><A HREF="sdljoysticknumhats.html" ><TT CLASS="FUNCTION" >SDL_JoystickNumHats</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="sdljoystickgetaxis.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="sdljoystickgetbutton.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >SDL_JoystickGetAxis</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_JoystickGetButton</TD ></TR ></TABLE ></DIV ></BODY ></HTML >