UniqueHashFunction

Navigation: Up, Table of Contents, Package Overview, Bibliography, Index, Title Page , Acknowledging CGAL

UniqueHashFunction

Definition

UniqueHashFunction is a concept for a hash function with unique hash values. An instance hash for a model of the UniqueHashFunction concept is a function object. It maps objects of its domain type Key to the integral image type std::size_t. The image values have to be unique for all keys in the domain type Key.

Refines

STL concept HashFunction.

Types

typedef std::size_t

result_type;

type of the hash value.

Creation

UniqueHashFunction hash ( hash2);
	copy constructor.

UniqueHashFunction&

hash = hash2

assignment.

Operations

std::size_t

hash ( Key key )

returns unique hash value for the key value.

Has Models

CGAL::Handle_hash_function