songsenand
/
cgal
mirror of https://github.com/CGAL/cgal
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

one more get function is added for handling key types which are not "key_type" but convertible

This commit is contained in:
iyaz 2013-05-01 02:40:42 +03:00
parent 1a70a5121f
commit 8b575f179e
1 changed files with 21 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

29
Point_set_processing_3/include/CGAL/property_map.h
View File

@ -46,20 +46,33 @@ template <class Reference, class LvaluePropertyMap>
struct put_get_helper_pass_key_by_reference { };
// this is required since LValuePM should have get which returns reference
template <class PropertyMap, class Reference, class K>
template <class PropertyMap, class Reference>
inline Reference
get(const put_get_helper_pass_key_by_reference<Reference, PropertyMap>& pa,
typename PropertyMap::key_type& k)
{
return Reference(static_cast<const PropertyMap&>(pa)[k]);
}
// this is also required because some of the functions pass const ref parameters
template <class PropertyMap, class Reference>
inline const typename PropertyMap::value_type&
get(const put_get_helper_pass_key_by_reference<Reference, PropertyMap>& pa,
const typename PropertyMap::key_type& k)
{
return static_cast<const PropertyMap&>(pa)[k];
}
// this is also required to support key types different then key_type (i.e. key types that are convertible to key_type)
// return type can not be non-const since a temp is constructed
template <class PropertyMap, class Reference, class K>
inline const typename PropertyMap::value_type&
get(const put_get_helper_pass_key_by_reference<Reference, PropertyMap>& pa, K& k)
{
return static_cast<const PropertyMap&>(pa)[k];
}
// this is also required because some of the functions pass const ref parameters
template <class PropertyMap, class Reference, class K>
inline const typename PropertyMap::value_type&
get(const put_get_helper_pass_key_by_reference<Reference, PropertyMap>& pa, const K& k)
{
return static_cast<const PropertyMap&>(pa)[k];
}
template <class PropertyMap, class Reference, class K, class V>
inline void