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| author | Jesse Hall <jessehall@google.com> | 2012-07-09 11:27:07 -0700 |
|---|---|---|
| committer | Jesse Hall <jessehall@google.com> | 2012-07-22 00:35:08 -0700 |
| commit | 9682c8870b8ff5e4ac2e4c70b759f791c6f38c1f (patch) | |
| tree | ded6ee18c4e1f33df235e53615a6d65e2d64f4ef /distrib/sdl-1.2.15/docs/html/sdljoystickgetball.html | |
| parent | 74b55003f76dbca96e4a26d98fe464081ca5341f (diff) | |
| download | external_qemu-9682c8870b8ff5e4ac2e4c70b759f791c6f38c1f.zip external_qemu-9682c8870b8ff5e4ac2e4c70b759f791c6f38c1f.tar.gz external_qemu-9682c8870b8ff5e4ac2e4c70b759f791c6f38c1f.tar.bz2 | |
Import SDL release-1.2.15
Change-Id: I505c4aea24325cad475f217db5589814b4c75dbf
Diffstat (limited to 'distrib/sdl-1.2.15/docs/html/sdljoystickgetball.html')
| -rw-r--r-- | distrib/sdl-1.2.15/docs/html/sdljoystickgetball.html | 262 |
1 files changed, 262 insertions, 0 deletions
diff --git a/distrib/sdl-1.2.15/docs/html/sdljoystickgetball.html b/distrib/sdl-1.2.15/docs/html/sdljoystickgetball.html new file mode 100644 index 0000000..0da252a --- /dev/null +++ b/distrib/sdl-1.2.15/docs/html/sdljoystickgetball.html @@ -0,0 +1,262 @@ +<HTML +><HEAD +><TITLE +>SDL_JoystickGetBall</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_JoystickGetButton" +HREF="sdljoystickgetbutton.html"><LINK +REL="NEXT" +TITLE="SDL_JoystickClose" +HREF="sdljoystickclose.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="sdljoystickgetbutton.html" +ACCESSKEY="P" +>Prev</A +></TD +><TD +WIDTH="80%" +ALIGN="center" +VALIGN="bottom" +></TD +><TD +WIDTH="10%" +ALIGN="right" +VALIGN="bottom" +><A +HREF="sdljoystickclose.html" +ACCESSKEY="N" +>Next</A +></TD +></TR +></TABLE +><HR +ALIGN="LEFT" +WIDTH="100%"></DIV +><H1 +><A +NAME="SDLJOYSTICKGETBALL" +></A +>SDL_JoystickGetBall</H1 +><DIV +CLASS="REFNAMEDIV" +><A +NAME="AEN6433" +></A +><H2 +>Name</H2 +>SDL_JoystickGetBall -- Get relative trackball motion</DIV +><DIV +CLASS="REFSYNOPSISDIV" +><A +NAME="AEN6436" +></A +><H2 +>Synopsis</H2 +><DIV +CLASS="FUNCSYNOPSIS" +><A +NAME="AEN6437" +></A +><P +></P +><PRE +CLASS="FUNCSYNOPSISINFO" +>#include "SDL.h"</PRE +><P +><CODE +><CODE +CLASS="FUNCDEF" +>int <B +CLASS="FSFUNC" +>SDL_JoystickGetBall</B +></CODE +>(SDL_Joystick *joystick, int ball, int *dx, int *dy);</CODE +></P +><P +></P +></DIV +></DIV +><DIV +CLASS="REFSECT1" +><A +NAME="AEN6443" +></A +><H2 +>Description</H2 +><P +>Get the <TT +CLASS="PARAMETER" +><I +>ball</I +></TT +> axis change.</P +><P +>Trackballs can only return relative motion since the last call to <TT +CLASS="FUNCTION" +>SDL_JoystickGetBall</TT +>, these motion deltas a placed into <TT +CLASS="PARAMETER" +><I +>dx</I +></TT +> and <TT +CLASS="PARAMETER" +><I +>dy</I +></TT +>.</P +></DIV +><DIV +CLASS="REFSECT1" +><A +NAME="AEN6451" +></A +><H2 +>Return Value</H2 +><P +>Returns <SPAN +CLASS="RETURNVALUE" +>0</SPAN +> on success or <SPAN +CLASS="RETURNVALUE" +>-1</SPAN +> on failure</P +></DIV +><DIV +CLASS="REFSECT1" +><A +NAME="AEN6456" +></A +><H2 +>Examples</H2 +><P +><PRE +CLASS="PROGRAMLISTING" +>int delta_x, delta_y; +SDL_Joystick *joy; +. +. +. +SDL_JoystickUpdate(); +if(SDL_JoystickGetBall(joy, 0, &delta_x, &delta_y)==-1) + printf("TrackBall Read Error!\n"); +printf("Trackball Delta- X:%d, Y:%d\n", delta_x, delta_y);</PRE +></P +></DIV +><DIV +CLASS="REFSECT1" +><A +NAME="AEN6460" +></A +><H2 +>See Also</H2 +><P +><A +HREF="sdljoysticknumballs.html" +><TT +CLASS="FUNCTION" +>SDL_JoystickNumBalls</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="sdljoystickgetbutton.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="sdljoystickclose.html" +ACCESSKEY="N" +>Next</A +></TD +></TR +><TR +><TD +WIDTH="33%" +ALIGN="left" +VALIGN="top" +>SDL_JoystickGetButton</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_JoystickClose</TD +></TR +></TABLE +></DIV +></BODY +></HTML +>
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