Mercurial > sdl-ios-xcode
view docs/man3/SDL_VideoModeOK.3 @ 3950:9d9e15ab1697 SDL-1.2
Check if yasm supports a nasm-specific syntax we use (it doesn't in 0.5.0,
which is still common in Linux distros, and does in 0.6.0). Disable it if we
don't, attempting to fallback to using nasm. Thanks to Mike Frysinger for the
patch.
Fixes Bugzilla #393.
author | Ryan C. Gordon <icculus@icculus.org> |
---|---|
date | Mon, 04 Jun 2007 11:06:48 +0000 |
parents | e5bc29de3f0a |
children | 546f7c1eb755 |
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.TH "SDL_VideoModeOK" "3" "Tue 11 Sep 2001, 23:01" "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, Tue 11 Sep 2001, 23:01