int main()
{
unsigned long x = 3;
touch(x);
if (CountLeadingZeros(x) == NTL_BITS_PER_LONG-2)
return 0;
else
return -1;
}
inline unsigned int BitCountNeededToEncode(unsigned int data)
{
#if defined(_X360)
return (32 - CountLeadingZeros(data+1)) - 1;
#else
unsigned long firstBit;
_BitScanReverse(&firstBit,data+1);
return firstBit;
#endif
}
int32 Shader::GetAttributeIndex(eVertexFormat vertexFormat)
{
return vertexFormatAttribIndeces[CountLeadingZeros(vertexFormat)];
}