Method size

dependency/densecrf/src/permutohedral.cpp:91–93

	explicit HashTable( int key_size, int n_elements ) : key_size_ ( key_size ), filled_(0), capacity_(2*n_elements), keys_((capacity_/2+10)*key_size_), table_(2*n_elements,-1) {
	}
	int size() const {
		return filled_;
	}
	void reset() {
		filled_ = 0;
		std::fill( table_.begin(), table_.end(), -1 );