Converts a pointer to a gdouble to a hash value. It can be passed to HashTable.new as the hash_func parameter, It can be passed to HashTable.new as the hash_func parameter, when using non-NULL pointers to doubles as keys in a glib.HashTable
a pointer to a gdouble key
a hash value corresponding to the key.
2.22
Converts a pointer to a gdouble to a hash value. It can be passed to HashTable.new as the hash_func parameter, It can be passed to HashTable.new as the hash_func parameter, when using non-NULL pointers to doubles as keys in a glib.HashTable