Mercurial > sdl-ios-xcode
view docs/html/sdlupdaterect.html @ 1746:a0ddae8b43cf
Disable the XRandR extension by default, since KDE maximizes windows which are larger than the new resolution, and then doesn't restore their size and positition when the old resolution is restored.
The extension can be enabled with the environment variable SDL_VIDEO_X11_XRANDR=1
author | Sam Lantinga <slouken@libsdl.org> |
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date | Sat, 29 Apr 2006 17:54:32 +0000 |
parents | 355632dca928 |
children |
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<HTML ><HEAD ><TITLE >SDL_UpdateRect</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="Video" HREF="video.html"><LINK REL="PREVIOUS" TITLE="SDL_SetVideoMode" HREF="sdlsetvideomode.html"><LINK REL="NEXT" TITLE="SDL_UpdateRects" HREF="sdlupdaterects.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="sdlsetvideomode.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="sdlupdaterects.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="SDLUPDATERECT" ></A >SDL_UpdateRect</H1 ><DIV CLASS="REFNAMEDIV" ><A NAME="AEN1355" ></A ><H2 >Name</H2 >SDL_UpdateRect -- Makes sure the given area is updated on the given screen.</DIV ><DIV CLASS="REFSYNOPSISDIV" ><A NAME="AEN1358" ></A ><H2 >Synopsis</H2 ><DIV CLASS="FUNCSYNOPSIS" ><A NAME="AEN1359" ></A ><P ></P ><PRE CLASS="FUNCSYNOPSISINFO" >#include "SDL.h"</PRE ><P ><CODE ><CODE CLASS="FUNCDEF" >void <B CLASS="FSFUNC" >SDL_UpdateRect</B ></CODE >(SDL_Surface *screen, Sint32 x, Sint32 y, Sint32 w, Sint32 h);</CODE ></P ><P ></P ></DIV ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN1365" ></A ><H2 >Description</H2 ><P >Makes sure the given area is updated on the given screen. The rectangle must be confined within the screen boundaries (no clipping is done).</P ><P >If '<TT CLASS="PARAMETER" ><I >x</I ></TT >', '<TT CLASS="PARAMETER" ><I >y</I ></TT >', '<TT CLASS="PARAMETER" ><I >w</I ></TT >' and '<TT CLASS="PARAMETER" ><I >h</I ></TT >' are all 0, <TT CLASS="FUNCTION" >SDL_UpdateRect</TT > will update the entire screen.</P ><P >This function should not be called while '<TT CLASS="PARAMETER" ><I >screen</I ></TT >' is <A HREF="sdllocksurface.html" >locked</A >.</P ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN1377" ></A ><H2 >See Also</H2 ><P ><A HREF="sdlupdaterects.html" ><TT CLASS="FUNCTION" >SDL_UpdateRects</TT ></A >, <A HREF="sdlrect.html" ><SPAN CLASS="STRUCTNAME" >SDL_Rect</SPAN ></A >, <A HREF="sdlsurface.html" ><SPAN CLASS="STRUCTNAME" >SDL_Surface</SPAN ></A >, <A HREF="sdllocksurface.html" ><TT CLASS="FUNCTION" >SDL_LockSurface</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="sdlsetvideomode.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="sdlupdaterects.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >SDL_SetVideoMode</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="video.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >SDL_UpdateRects</TD ></TR ></TABLE ></DIV ></BODY ></HTML >