Mercurial > sdl-ios-xcode
view docs/html/sdljoybuttonevent.html @ 4165:3b8ac3d311a2 SDL-1.2
Hello.
This patch provides basic support for video on the Sony PS3
Linux framebuffer. Scaling, format-conversion, and drawing is
done from the SPEs, so there is little performance impact to
PPE applications. This is by no means production quality code,
but it is a very good start and a good example of how to use the
PS3's hardware capabilities to accelerate video playback on
the box.
The driver has been verified to work with ffplay, mplayer and xine.
This piece of software has been developed at the IBM R&D Lab
in Boeblingen, Germany and is now returned to the community.
Enjoy !
Signed-off-by: D.Herrendoerfer < d.herrendoerfer [at] de [dot] ibm [dot] com >
author | Sam Lantinga <slouken@libsdl.org> |
---|---|
date | Thu, 02 Apr 2009 04:06:55 +0000 |
parents | 355632dca928 |
children |
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<HTML ><HEAD ><TITLE >SDL_JoyButtonEvent</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="SDL Event Structures." HREF="eventstructures.html"><LINK REL="PREVIOUS" TITLE="SDL_JoyAxisEvent" HREF="sdljoyaxisevent.html"><LINK REL="NEXT" TITLE="SDL_JoyHatEvent" HREF="sdljoyhatevent.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="sdljoyaxisevent.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="sdljoyhatevent.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="SDLJOYBUTTONEVENT" ></A >SDL_JoyButtonEvent</H1 ><DIV CLASS="REFNAMEDIV" ><A NAME="AEN4258" ></A ><H2 >Name</H2 >SDL_JoyButtonEvent -- Joystick button event structure</DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN4261" ></A ><H2 >Structure Definition</H2 ><PRE CLASS="PROGRAMLISTING" >typedef struct{ Uint8 type; Uint8 which; Uint8 button; Uint8 state; } SDL_JoyButtonEvent;</PRE ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN4264" ></A ><H2 >Structure Data</H2 ><DIV CLASS="INFORMALTABLE" ><A NAME="AEN4266" ></A ><P ></P ><TABLE BORDER="0" CLASS="CALSTABLE" ><TBODY ><TR ><TD ALIGN="LEFT" VALIGN="TOP" ><TT CLASS="STRUCTFIELD" ><I >type</I ></TT ></TD ><TD ALIGN="LEFT" VALIGN="TOP" ><TT CLASS="LITERAL" >SDL_JOYBUTTONDOWN</TT > or <TT CLASS="LITERAL" >SDL_JOYBUTTONUP</TT ></TD ></TR ><TR ><TD ALIGN="LEFT" VALIGN="TOP" ><TT CLASS="STRUCTFIELD" ><I >which</I ></TT ></TD ><TD ALIGN="LEFT" VALIGN="TOP" >Joystick device index</TD ></TR ><TR ><TD ALIGN="LEFT" VALIGN="TOP" ><TT CLASS="STRUCTFIELD" ><I >button</I ></TT ></TD ><TD ALIGN="LEFT" VALIGN="TOP" >Joystick button index</TD ></TR ><TR ><TD ALIGN="LEFT" VALIGN="TOP" ><TT CLASS="STRUCTFIELD" ><I >state</I ></TT ></TD ><TD ALIGN="LEFT" VALIGN="TOP" ><TT CLASS="LITERAL" >SDL_PRESSED</TT > or <TT CLASS="LITERAL" >SDL_RELEASED</TT ></TD ></TR ></TBODY ></TABLE ><P ></P ></DIV ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN4289" ></A ><H2 >Description</H2 ><P ><SPAN CLASS="STRUCTNAME" >SDL_JoyButtonEvent</SPAN > is a member of the <A HREF="sdlevent.html" ><SPAN CLASS="STRUCTNAME" >SDL_Event</SPAN ></A > union and is used when an event of type <TT CLASS="LITERAL" >SDL_JOYBUTTONDOWN</TT > or <TT CLASS="LITERAL" >SDL_JOYBUTTONUP</TT > is reported.</P ><P >A <TT CLASS="LITERAL" >SDL_JOYBUTTONDOWN</TT > or <TT CLASS="LITERAL" >SDL_JOYBUTTONUP</TT > event occurs when ever a user presses or releases a button on a joystick. The field <TT CLASS="STRUCTFIELD" ><I >which</I ></TT > is the index of the joystick that reported the event and <TT CLASS="STRUCTFIELD" ><I >button</I ></TT > is the index of the button (for a more detailed explaination see the <A HREF="joystick.html" >Joystick section</A >). <TT CLASS="STRUCTFIELD" ><I >state</I ></TT > is the current state or the button which is either <TT CLASS="LITERAL" >SDL_PRESSED</TT > or <TT CLASS="LITERAL" >SDL_RELEASED</TT >.</P ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN4306" ></A ><H2 >See Also</H2 ><P ><A HREF="sdlevent.html" ><SPAN CLASS="STRUCTNAME" >SDL_Event</SPAN ></A >, <A HREF="joystick.html" >Joystick Functions</A >, <A HREF="sdljoystickeventstate.html" ><TT CLASS="FUNCTION" >SDL_JoystickEventState</TT ></A >, <A HREF="sdljoystickgetbutton.html" ><TT CLASS="FUNCTION" >SDL_JoystickGetButton</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="sdljoyaxisevent.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="sdljoyhatevent.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >SDL_JoyAxisEvent</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="eventstructures.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >SDL_JoyHatEvent</TD ></TR ></TABLE ></DIV ></BODY ></HTML >