Esempi in C++ (Cpp) per previousPowerOfTwo

Esempio n. 1

File: MathUtilities.cpp Progetto: Mupceet/FFT

int
MathUtilities::nearestPowerOfTwo(int x)
{
    if (isPowerOfTwo(x)) return x;
    int n0 = previousPowerOfTwo(x), n1 = nextPowerOfTwo(x);
    if (x - n0 < n1 - x) return n0;
    else return n1;
}

Esempio n. 2

File: ImageLoader.cpp Progetto: Napoleon314/oiramExporter

inline unsigned int nearestPowerOfTwo(unsigned int v)
{
	const unsigned int np2 = nextPowerOfTwo(v);
	const unsigned int pp2 = previousPowerOfTwo(v);

	if (np2 - v <= v - pp2)
	{
		return np2;
	}
	else
	{
		return pp2;
	}
}