分享一段求曲面等参数曲线的代码

ll_109

tag_t Extract_isoCurve(tag_t face,double w,int type)
{
tag_t* pcurve;
int n=0;
if (!face)
: ^7 ^/ r/ d' }, \8 D {
1 ^: r8 q4 C  F. G( Z' P  uc1601("no face is get",1);
  return NULL_TAG;
}
9 F( p( `' S, g0 h UF_CALL(UF_MODL_create_isocurve(face,type,w,0.001,&pcurve,&n));

if (pcurve)
# n. Y+ v- X: N- W1 U {
% Q/ w. ]3 l8 W  tag_t t1=pcurve[0];
1 |& Z/ ~! v9 r2 [/ M  UF_free(pcurve);
  return t1;
0 T: b+ A8 ^( \% y$ A/ l }
else
{
  uc1601("no spline",1);
  return NULL_TAG;
2 d8 x% _; T4 a7 s+ y* x3 q }
- s# O1 E& t, c3 b! K% Q/ d}
7 u! m( ]! ^4 ?# N