Function floor

samples/common/half.h:3499–3502

Nearest integer not greater than half value. \param arg half to round \return nearest integer not greater than \a arg template typename enable ::type floor(T arg) { return functions::floor(arg); }

/// \return nearest integer not greater than \a arg
//		template<typename T> typename enable<half,T>::type floor(T arg) { return functions::floor(arg); }
inline half floor(half arg)
{
    return functions::floor(arg);
}
inline half floor(expr arg)
{
    return functions::floor(arg);