Mercurial > sdl-ios-xcode
diff docs/html/sdlsetvideomode.html @ 0:74212992fb08
Initial revision
author | Sam Lantinga <slouken@lokigames.com> |
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date | Thu, 26 Apr 2001 16:45:43 +0000 |
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children | 55f1f1b3e27d |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/docs/html/sdlsetvideomode.html Thu Apr 26 16:45:43 2001 +0000 @@ -0,0 +1,486 @@ +<HTML +><HEAD +><TITLE +>SDL_SetVideoMode</TITLE +><META +NAME="GENERATOR" +CONTENT="Modular DocBook HTML Stylesheet Version 1.61 +"><LINK +REL="HOME" +TITLE="SDL Library Documentation" +HREF="index.html"><LINK +REL="UP" +TITLE="Video" +HREF="video.html"><LINK +REL="PREVIOUS" +TITLE="SDL_VideoModeOK" +HREF="sdlvideomodeok.html"><LINK +REL="NEXT" +TITLE="SDL_UpdateRect" +HREF="sdlupdaterect.html"></HEAD +><BODY +CLASS="REFENTRY" +BGCOLOR="#FFF8DC" +TEXT="#000000" +LINK="#0000ee" +VLINK="#551a8b" +ALINK="#ff0000" +><DIV +CLASS="NAVHEADER" +><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="sdlvideomodeok.html" +>Prev</A +></TD +><TD +WIDTH="80%" +ALIGN="center" +VALIGN="bottom" +></TD +><TD +WIDTH="10%" +ALIGN="right" +VALIGN="bottom" +><A +HREF="sdlupdaterect.html" +>Next</A +></TD +></TR +></TABLE +><HR +ALIGN="LEFT" +WIDTH="100%"></DIV +><H1 +><A +NAME="SDLSETVIDEOMODE" +>SDL_SetVideoMode</A +></H1 +><DIV +CLASS="REFNAMEDIV" +><A +NAME="AEN795" +></A +><H2 +>Name</H2 +>SDL_SetVideoMode -- Set up a video mode with the specified width, height and bits-per-pixel.</DIV +><DIV +CLASS="REFSYNOPSISDIV" +><A +NAME="AEN798" +></A +><H2 +>Synopsis</H2 +><DIV +CLASS="FUNCSYNOPSIS" +><A +NAME="AEN799" +></A +><P +></P +><PRE +CLASS="FUNCSYNOPSISINFO" +>#include "SDL.h"</PRE +><P +><CODE +><CODE +CLASS="FUNCDEF" +>SDL_Surface *<B +CLASS="FSFUNC" +>SDL_SetVideoMode</B +></CODE +>(int width, int height, int bpp, Uint32 flags);</CODE +></P +><P +></P +></DIV +></DIV +><DIV +CLASS="REFSECT1" +><A +NAME="AEN805" +></A +><H2 +>Description</H2 +><P +>Set up a video mode with the specified width, height and bits-per-pixel.</P +><P +>If <TT +CLASS="PARAMETER" +><I +>bpp</I +></TT +> is 0, it is treated as the +current display bits per pixel.</P +><P +>The <TT +CLASS="PARAMETER" +><I +>flags</I +></TT +> parameter is the same as the <TT +CLASS="STRUCTFIELD" +><I +>flags</I +></TT +> field of the <A +HREF="sdlsurface.html" +><SPAN +CLASS="STRUCTNAME" +>SDL_Surface</SPAN +></A +> structure. OR'd combinations of the following values are valid.</P +><DIV +CLASS="INFORMALTABLE" +><A +NAME="AEN815" +></A +><P +></P +><TABLE +BORDER="1" +CLASS="CALSTABLE" +><TBODY +><TR +><TD +ALIGN="LEFT" +VALIGN="TOP" +><TT +CLASS="LITERAL" +>SDL_SWSURFACE</TT +></TD +><TD +ALIGN="LEFT" +VALIGN="TOP" +>Create the video surface in system memory</TD +></TR +><TR +><TD +ALIGN="LEFT" +VALIGN="TOP" +><TT +CLASS="LITERAL" +>SDL_HWSURFACE</TT +></TD +><TD +ALIGN="LEFT" +VALIGN="TOP" +>Create the video surface in video memory</TD +></TR +><TR +><TD +ALIGN="LEFT" +VALIGN="TOP" +><TT +CLASS="LITERAL" +>SDL_ASYNCBLIT</TT +></TD +><TD +ALIGN="LEFT" +VALIGN="TOP" +>Enables the use of asynchronous to the display surface. This will usually slow down blitting on single CPU machines, but may provide a speed increase on SMP systems.</TD +></TR +><TR +><TD +ALIGN="LEFT" +VALIGN="TOP" +><TT +CLASS="LITERAL" +>SDL_ANYFORMAT</TT +></TD +><TD +ALIGN="LEFT" +VALIGN="TOP" +>Normally, if a video surface of the requested depth (<TT +CLASS="PARAMETER" +><I +>bpp</I +></TT +>) is not available, SDL will emulate one with a shadow surface. Passing <TT +CLASS="LITERAL" +>SDL_ANYFORMAT</TT +> prevents this and causes SDL to use the video surface, regardless of its depth.</TD +></TR +><TR +><TD +ALIGN="LEFT" +VALIGN="TOP" +><TT +CLASS="LITERAL" +>SDL_HWPALETTE</TT +></TD +><TD +ALIGN="LEFT" +VALIGN="TOP" +>Give SDL exclusive palette access. Without this flag you may not always get the the colors you request with <A +HREF="sdlsetcolors.html" +><TT +CLASS="FUNCTION" +>SDL_SetColors</TT +></A +>.</TD +></TR +><TR +><TD +ALIGN="LEFT" +VALIGN="TOP" +><TT +CLASS="LITERAL" +>SDL_DOUBLEBUF</TT +></TD +><TD +ALIGN="LEFT" +VALIGN="TOP" +>Enable double buffering. Calling <A +HREF="sdlflip.html" +><TT +CLASS="FUNCTION" +>SDL_Flip</TT +></A +> will flip the buffers and update the screen. If double buffering could not be enabled then <TT +CLASS="FUNCTION" +>SDL_Flip</TT +> will just perform a <A +HREF="sdlupdaterect.html" +><TT +CLASS="FUNCTION" +>SDL_UpdateRect</TT +></A +> on the entire screen.</TD +></TR +><TR +><TD +ALIGN="LEFT" +VALIGN="TOP" +><TT +CLASS="LITERAL" +>SDL_FULLSCREEN</TT +></TD +><TD +ALIGN="LEFT" +VALIGN="TOP" +>SDL will attempt to use a fullscreen mode</TD +></TR +><TR +><TD +ALIGN="LEFT" +VALIGN="TOP" +><TT +CLASS="LITERAL" +>SDL_OPENGL</TT +></TD +><TD +ALIGN="LEFT" +VALIGN="TOP" +>Create an OpenGL rendering context. You should have previously set OpenGL video attributes with <A +HREF="sdlglsetattribute.html" +><TT +CLASS="FUNCTION" +>SDL_GL_SetAttribute</TT +></A +>.</TD +></TR +><TR +><TD +ALIGN="LEFT" +VALIGN="TOP" +><TT +CLASS="LITERAL" +>SDL_OPENGLBLIT</TT +></TD +><TD +ALIGN="LEFT" +VALIGN="TOP" +>Create an OpenGL rendering context, like above, but allow normal blitting operations.</TD +></TR +><TR +><TD +ALIGN="LEFT" +VALIGN="TOP" +><TT +CLASS="LITERAL" +>SDL_RESIZABLE</TT +></TD +><TD +ALIGN="LEFT" +VALIGN="TOP" +>Create a resizable window. When the window is resized by the user a <A +HREF="sdlresizeevent.html" +><TT +CLASS="LITERAL" +>SDL_VIDEORESIZE</TT +></A +> event is generated and <TT +CLASS="FUNCTION" +>SDL_SetVideoMode</TT +> can be called again with the new size.</TD +></TR +><TR +><TD +ALIGN="LEFT" +VALIGN="TOP" +><TT +CLASS="LITERAL" +>SDL_NOFRAME</TT +></TD +><TD +ALIGN="LEFT" +VALIGN="TOP" +>If possible, <TT +CLASS="LITERAL" +>SDL_NOFRAME</TT +> causes SDL to create a window with no title bar or frame decoration. Fullscreen modes automatically have this flag set.</TD +></TR +></TBODY +></TABLE +><P +></P +></DIV +><DIV +CLASS="NOTE" +><BLOCKQUOTE +CLASS="NOTE" +><P +><B +>Note: </B +>Whatever <TT +CLASS="PARAMETER" +><I +>flags</I +></TT +> <TT +CLASS="FUNCTION" +>SDL_SetVideoMode</TT +> could satisfy are set in the <TT +CLASS="STRUCTFIELD" +><I +>flags</I +></TT +> member of the returned surface.</P +></BLOCKQUOTE +></DIV +></DIV +><DIV +CLASS="REFSECT1" +><A +NAME="AEN882" +></A +><H2 +>Return Value</H2 +><P +>The framebuffer surface, or <SPAN +CLASS="RETURNVALUE" +>NULL</SPAN +> if it fails.</P +></DIV +><DIV +CLASS="REFSECT1" +><A +NAME="AEN886" +></A +><H2 +>See Also</H2 +><P +><A +HREF="sdllocksurface.html" +><TT +CLASS="FUNCTION" +>SDL_LockSurface</TT +></A +>, +<A +HREF="sdlsetcolors.html" +><TT +CLASS="FUNCTION" +>SDL_SetColors</TT +></A +>, +<A +HREF="sdlflip.html" +><TT +CLASS="FUNCTION" +>SDL_Flip</TT +></A +>, +<A +HREF="sdlsurface.html" +><SPAN +CLASS="STRUCTNAME" +>SDL_Surface</SPAN +></A +></P +></DIV +><DIV +CLASS="NAVFOOTER" +><HR +ALIGN="LEFT" +WIDTH="100%"><TABLE +WIDTH="100%" +BORDER="0" +CELLPADDING="0" +CELLSPACING="0" +><TR +><TD +WIDTH="33%" +ALIGN="left" +VALIGN="top" +><A +HREF="sdlvideomodeok.html" +>Prev</A +></TD +><TD +WIDTH="34%" +ALIGN="center" +VALIGN="top" +><A +HREF="index.html" +>Home</A +></TD +><TD +WIDTH="33%" +ALIGN="right" +VALIGN="top" +><A +HREF="sdlupdaterect.html" +>Next</A +></TD +></TR +><TR +><TD +WIDTH="33%" +ALIGN="left" +VALIGN="top" +>SDL_VideoModeOK</TD +><TD +WIDTH="34%" +ALIGN="center" +VALIGN="top" +><A +HREF="video.html" +>Up</A +></TD +><TD +WIDTH="33%" +ALIGN="right" +VALIGN="top" +>SDL_UpdateRect</TD +></TR +></TABLE +></DIV +></BODY +></HTML +> \ No newline at end of file