function?B_curve（p1m）
%?畫三次B樣條，4個控制點，pm分別為控制點\曲線上的點個數(shù)
?
p=p1（:1）;
q=p1（:2）;
n=length（p）;???
x=zeros（1m）;
y=zeros（1m）;
for?i=1:n-3
????px=p（i:i+3）;
????qy=q（i:i+3）;
????for?j=1:m
????????u=（j-1）/（m-1）;
????????x（j）=1/6*[1uu^2u^3]*[1410;-3030;3-630;-13-31]*px;
????????y（j）=1/6*[1uu^2u^3]*[1410;-3030;3-630;-13-31]*qy;
????end
????plot（xy‘LineWidth‘2.5）;
????hold?on;
end

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

?????文件????????452??2007-12-31?15:59??B_curve.m

?????文件?????????58??2007-12-31?15:59??change_point.m

?????文件?????????35??2007-12-31?15:59??changeTo_fig.m

?????文件????????437??2007-12-31?15:59??draw_B_curve.m

?????文件???????1167??2007-12-31?15:59??duichendian.m

?????文件?????????73??2007-12-31?15:59??get_point.m

?????文件???????1159??2007-12-31?15:59??hua_wa.m

?????文件???????2677??2007-12-31?15:59??qiudao_two_polyfit.m

?????文件????????572??2007-12-31?15:59??rv_cpt_B.m

?????文件????????356??2007-12-31?15:59??wawa.fig

?????文件??????37935??2007-12-31?15:59??wawa.jpg

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

????????????????44921????????????????????11