Mercurial > sdl-ios-xcode

<HTML
><HEAD
><TITLE
>SDL_CreateRGBSurfaceFrom</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_CreateRGBSurface"
HREF="sdlcreatergbsurface.html"><LINK
REL="NEXT"
TITLE="SDL_FreeSurface"
HREF="sdlfreesurface.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="sdlcreatergbsurface.html"
ACCESSKEY="P"
>Prev</A
></TD
><TD
WIDTH="80%"
ALIGN="center"
VALIGN="bottom"
></TD
><TD
WIDTH="10%"
ALIGN="right"
VALIGN="bottom"
><A
HREF="sdlfreesurface.html"
ACCESSKEY="N"
>Next</A
></TD
></TR
></TABLE
><HR
ALIGN="LEFT"
WIDTH="100%"></DIV
><H1
><A
NAME="SDLCREATERGBSURFACEFROM"
></A
>SDL_CreateRGBSurfaceFrom</H1
><DIV
CLASS="REFNAMEDIV"
><A
NAME="AEN1856"
></A
><H2
>Name</H2
>SDL_CreateRGBSurfaceFrom&nbsp;--&nbsp;Create an SDL_Surface from pixel data</DIV
><DIV
CLASS="REFSYNOPSISDIV"
><A
NAME="AEN1859"
></A
><H2
>Synopsis</H2
><DIV
CLASS="FUNCSYNOPSIS"
><A
NAME="AEN1860"
></A
><P
></P
><PRE
CLASS="FUNCSYNOPSISINFO"
>#include "SDL.h"</PRE
><P
><CODE
><CODE
CLASS="FUNCDEF"
>SDL_Surface *<B
CLASS="FSFUNC"
>SDL_CreateRGBSurfaceFrom</B
></CODE
>(void *pixels, int width, int height, int depth, int pitch, Uint32 Rmask, Uint32 Gmask, Uint32 Bmask, Uint32 Amask);</CODE
></P
><P
></P
></DIV
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN1866"
></A
><H2
>Description</H2
><P
>Creates an SDL_Surface from the provided pixel data.</P
><P
>The data stored in <TT
CLASS="PARAMETER"
><I
>pixels</I
></TT
> is assumed to be of the <TT
CLASS="PARAMETER"
><I
>depth</I
></TT
> specified in the parameter list. The pixel data is not copied into the <SPAN
CLASS="STRUCTNAME"
>SDL_Surface</SPAN
> structure so it should not be freed until the surface has been freed with a called to <A
HREF="sdlfreesurface.html"
>SDL_FreeSurface</A
>. <TT
CLASS="PARAMETER"
><I
>pitch</I
></TT
> is the length of each scanline in bytes.  </P
><P
>See <A
HREF="sdlcreatergbsurface.html"
><TT
CLASS="FUNCTION"
>SDL_CreateRGBSurface</TT
></A
> for a more detailed description of the other parameters.</P
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN1878"
></A
><H2
>Return Value</H2
><P
>Returns the created surface, or <SPAN
CLASS="RETURNVALUE"
>NULL</SPAN
> upon error.</P
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN1882"
></A
><H2
>See Also</H2
><P
><A
HREF="sdlcreatergbsurface.html"
><TT
CLASS="FUNCTION"
>SDL_CreateRGBSurface</TT
></A
>,
<A
HREF="sdlfreesurface.html"
><TT
CLASS="FUNCTION"
>SDL_FreeSurface</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="sdlcreatergbsurface.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="sdlfreesurface.html"
ACCESSKEY="N"
>Next</A
></TD
></TR
><TR
><TD
WIDTH="33%"
ALIGN="left"
VALIGN="top"
>SDL_CreateRGBSurface</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_FreeSurface</TD
></TR
></TABLE
></DIV
></BODY
></HTML
>
author	Sam Lantinga <slouken@libsdl.org>
date	Wed, 03 Dec 2008 04:32:24 +0000
parents	355632dca928
children