.TH "SDL_UpdateRect" "3" "Tue 11 Sep 2001, 23:01" "SDL" "SDL API Reference" .SH "NAME"SDL_UpdateRect\- Makes sure the given area is updated on the given screen\&..SH "SYNOPSIS".PP\fB#include "SDL\&.h".sp\fBvoid \fBSDL_UpdateRect\fP\fR(\fBSDL_Surface *screen, Sint32 x, Sint32 y, Sint32 w, Sint32 h\fR);.SH "DESCRIPTION".PPMakes sure the given area is updated on the given screen\&. The rectangle must be confined within the screen boundaries (no clipping is done)\&..PPIf \&'\fBx\fR\&', \&'\fBy\fR\&', \&'\fBw\fR\&' and \&'\fBh\fR\&' are all 0, \fBSDL_UpdateRect\fP will update the entire screen\&..PPThis function should not be called while \&'\fBscreen\fR\&' is \fIlocked\fR\&..SH "SEE ALSO".PP\fI\fBSDL_UpdateRects\fP\fR, \fI\fBSDL_Rect\fR\fR, \fI\fBSDL_Surface\fR\fR, \fI\fBSDL_LockSurface\fP\fR...\" created by instant / docbook-to-man, Tue 11 Sep 2001, 23:01