%求基函數
function?m=blending_function（ikuknot_vector）
%?global?knot_vector
?%?global?n
????if?k==1
????????if?knot_vector（i）<=u&u????????????m=1;
????????????return;
????????else
????????????m=0;
????????????return;
????????end??

????else
?????????if?knot_vector（i）==1
????????????m=1;
????????????return
?????????elseif?knot_vector（i+k-1）==knot_vector（i）&knot_vector（i+k）==knot_vector（i+1）
????????????m=0;
????????????return;
????????elseif?knot_vector（i+k-1）==knot_vector（i）
????????????m=（knot_vector（i+k）-u）*blending_function（i+1k-1uknot_vector）/（knot_vector（i+k）-knot_vector（i+1））;
????????????return;
????????elseif?knot_vector（i+k）==knot_vector（i+1）
????????????m=（u-knot_vector（i））*blending_function（ik-1uknot_vector）/（knot_vector（i+k-1）-knot

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

?????文件???????1123??2009-11-24?22:23??NURBS曲線\blending_function.m

?????文件???????1162??2009-11-20?14:46??NURBS曲線\blending_function_u.asv

?????文件???????1162??2009-11-20?14:46??NURBS曲線\blending_function_u.m

?????文件????????238??2009-11-18?14:24??NURBS曲線\findspan.m

?????文件???????1169??2009-11-24?16:09??NURBS曲線\main_NURBUS_curve.asv

?????文件???????1169??2009-11-24?16:09??NURBS曲線\main_NURBUS_curve.m

?????文件???????1297??2009-11-25?15:20??NURBS曲線\main_NURBUS_curve_test.asv

?????文件???????1306??2009-11-25?15:21??NURBS曲線\main_NURBUS_curve_test.m

?????文件????????231??2009-11-25?14:20??NURBS曲線\sub_Knot_vector1.m

?????文件???????3175??2009-11-24?15:19??NURBS曲線\W2=1.fig

?????文件???????3432??2009-11-24?15:19??NURBS曲線\W2=2.fig

?????文件???????3448??2009-11-24?15:17??NURBS曲線\W2=3.fig

?????目錄??????????0??2010-01-29?14:56??NURBS曲線

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

????????????????18912????????????????????13