Mercurial > sdl-ios-xcode
diff docs/man3/SDL_VideoModeOK.3 @ 0:74212992fb08
Initial revision
author | Sam Lantinga <slouken@lokigames.com> |
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date | Thu, 26 Apr 2001 16:45:43 +0000 |
parents | |
children | 55f1f1b3e27d |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/docs/man3/SDL_VideoModeOK.3 Thu Apr 26 16:45:43 2001 +0000 @@ -0,0 +1,44 @@ +.TH "SDL_VideoModeOK" "3" "Mon 12 Mar 2001, 01:05" "SDL" "SDL API Reference" +.SH "NAME" +SDL_VideoModeOK\- Check to see if a particular video mode is supported\&. +.SH "SYNOPSIS" +.PP +\fB#include "SDL\&.h" +.sp +\fBint \fBSDL_VideoModeOK\fP\fR(\fBint width, int height, int bpp, Uint32 flags\fR); +.SH "DESCRIPTION" +.PP +\fBSDL_VideoModeOK\fP returns \fB0\fR if the requested mode is not supported under any bit depth, or returns the bits-per-pixel of the closest available mode with the given width, height and requested \fIsurface\fR flags (see \fI\fBSDL_SetVideoMode\fP\fR)\&. +.PP +The bits-per-pixel value returned is only a suggested mode\&. You can usually request and bpp you want when \fIsetting\fR the video mode and SDL will emulate that color depth with a shadow video surface\&. +.PP +The arguments to \fBSDL_VideoModeOK\fP are the same ones you would pass to \fISDL_SetVideoMode\fR +.SH "EXAMPLE" +.PP +.nf +\f(CWSDL_Surface *screen; +Uint32 bpp; +\&. +\&. +\&. +printf("Checking mode 640x480@16bpp\&. +"); +bpp=SDL_VideoModeOK(640, 480, 16, SDL_HWSURFACE); + +if(!bpp){ + printf("Mode not available\&. +"); + exit(-1); +} + +printf("SDL Recommends 640x480@%dbpp\&. +", bpp); +screen=SDL_SetVideoMode(640, 480, bpp, SDL_HWSURFACE); +\&. +\&.\fR +.fi +.PP +.SH "SEE ALSO" +.PP +\fI\fBSDL_SetVideoMode\fP\fR, \fI\fBSDL_GetVideoInfo\fP\fR +...\" created by instant / docbook-to-man, Mon 12 Mar 2001, 01:05