private void SearchD(SURFACE s0)
{
/*
* 针对某个面，在模型的点链中搜索某个满足条件的点
*/
pi = s0.p1;
pj = s0.p2;
pk = s0.p3;
pg = null;
Node <PO> pt = null;
soliangle1 = 0;
util u1 = new util();
info.Insert("--start SearchD--");
pt = pl.Head;
while (pt != null)
{
soliangle2 = u1.d3_Cal_Solid_Angle(pt.Data, pi, pj, pk);
if (soliangle1 < soliangle2 && u1.noSearched(s0, pt.Data))
{
soliangle1 = soliangle2;
pg = pt.Data;
}
pt = pt.Next;
}
info.Insert("--end SearchD--");
}