NAME¶
SDL_UpdateRect - Makes sure the given area is updated on the given screen.
SYNOPSIS¶
#include "SDL.h"
void SDL_UpdateRect(
SDL_Surface *screen, Sint32 x,
Sint32 y, Sint32 w, Sint32 h);
DESCRIPTION¶
Makes sure the given area is updated on the given screen. The rectangle must be
confined within the screen boundaries (no clipping is done).
If '
x', '
y', '
w' and '
h' are all 0,
SDL_UpdateRect will update the entire screen.
This function should not be called while '
screen' is
locked.
SEE ALSO¶
SDL_UpdateRects,
SDL_Rect,
SDL_Surface,
SDL_LockSurface
