public static int Log2(int val)
{
ConverterStruct a = new ConverterStruct {
asFloat = val
};
return(((a.asInt >> 23) + 1) & 0x1F);
}
public static int Base2Ceil(int val)
{
ConverterStruct a = new ConverterStruct {
asFloat = val
};
int result = 1 << (((a.asInt >> 23) + 1) & 0x1F);
if (result != val)
{
return(result * 2);
}
return(result);
}
public static int Log2Ceil(int val)
{
ConverterStruct a = new ConverterStruct {
asFloat = val
};
int log = (((a.asInt >> 23) + 1) & 0x1F);
if ((1 << log) != val)
{
return(log + 1);
}
return(log);
}