function?[VV?FF?S]?=?CCSubdivision（V?F?iter）??
????%?Catmull_Clark?subdivision??
????if?~exist（‘iter‘‘var‘）??
????????iter?=?1;??
????end??
????VV?=?V;??
????FF?=?F;??
??????
????for?i?=?1:iter???
???????
????????nv?=?size（VV1）;??
????????nf?=?size（FF1）;???
????????
????????O?=?outline（FF）;??
??????????
????????original?=?1:nv;??
????????boundary?=?O（:1）‘;??
????????interior?=?original（~ismember（original?boundary））;??
??????????
????????no?=?length（original）;??
????????nb?=?length（boundary）;??
????????ni?=?length（interior）;??
??
????????%%?Sv??
????????Etmp?=?sort（[FF（:1）?FF（:2）;FF（:2）?FF（:3）;FF（:3）?FF（:4）;FF（:4）?FF（:1）]2）;??
????????[E?~?idx]?=?unique（Etmp?‘rows‘）;??
??????????
????????Aeven?=?sparse（[E（:1）?E（:2）]?[E（:2）?E（:1）]?1?no?no）;??
????????Aodd?=?sparse（[FF（:1）?FF（:2）]?[FF（:3）?FF（:4）]?1?no?no）;??
????????Aodd?=?Aodd?+?Aodd‘;??
??????????
????????val_even?=?sum（Aeven2）;??
????????beta?=?3./（2*val_even）;??
??

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????2920??2017-08-11?14:13??catmullclark\CCSubdivision.m

?????文件????????737??2017-06-10?19:45??catmullclark\obj_write.m

?????文件??????29546??2017-06-08?20:49??catmullclark\obj__read.m

?????文件????????505??2017-08-11?14:37??catmullclark\outline.m

?????文件???????1374??2017-07-04?19:53??catmullclark\six.obj

?????文件?????336464??2017-08-11?14:52??catmullclark\six1.obj

?????文件???????9082??2017-07-04?16:55??catmullclark\spoon.obj

?????文件????2460728??2017-08-11?13:08??catmullclark\spoon1.obj

?????文件????????310??2017-08-11?14:52??catmullclark\test.m

?????文件???????1053??2017-07-04?22:02??catmullclark\tett.m

?????文件???????1419??2017-07-04?16:53??catmullclark\torus.obj

?????文件?????216730??2017-08-11?14:52??catmullclark\torus1.obj

?????目錄??????????0??2017-12-07?20:07??catmullclark

-----------?---------??----------?-----??----

??????????????3060868????????????????????13