qtextureglyphcache.cpp File Reference

#include <qmath.h>
#include "qtextureglyphcache_p.h"
#include "private/qnumeric_p.h"
#include "private/qnativeimage_p.h"
#include "private/qfontengine_ft_p.h"

Go to the source code of this file.

Functions
static int	qt_next_power_of_two (int v)

Function Documentation

qt_next_power_of_two()

static int qt_next_power_of_two ( int  v )

inlinestatic

Definition at line 56 of file qtextureglyphcache.cpp.

Referenced by QTextureGlyphCache::fillInPendingGlyphs(), and QTextureGlyphCache::populate().

{
    v--;
    v |= v >> 1;
    v |= v >> 2;
    v |= v >> 4;
    v |= v >> 8;
    v |= v >> 16;
    ++v;
    return v;
}