// 頂点番号に関連づいたFaceを削除
public void RemoveVertexRelationFace(int vindex)
{
int[] indexMap = new int[FaceStore.Count];
var rmFaceList = FindFaceAll(vindex);
for (int i = 0; i < rmFaceList.Count; i++)
{
int rmFace = rmFaceList[i];
RemoveFaceLink(rmFace);
indexMap[rmFace] = -1;
}
int p = 0;
for (int i = 0; i < FaceStore.Count; i++)
{
if (indexMap[i] == -1)
{
}
else
{
indexMap[i] = p;
p++;
}
}
for (int i = 0; i < FaceStore.Count; i++)
{
HalfEdge head = FaceStore[i].Head;
HalfEdge c = head;
for (; ;)
{
c.Face = indexMap[c.Face];
c = c.Next;
if (c == head)
{
break;
}
}
}
for (int i = indexMap.Length - 1; i >= 0; i--)
{
if (indexMap[i] == -1)
{
FaceStore.RemoveAt(i);
}
}
}
public void RemoveAt()
{
var ary = new FlexArray <int>()
{
10, 20, 30
};
ary.RemoveAt(1);
ary.Is(new int[] { 10, default(int), 30 });
ary.RemoveAt(2);
ary.Is(new int[] { 10 });
ary.RemoveAt(2);
ary.Is(new int[] { 10 });
ary.RemoveAt(-1);
ary.Is(new int[] { 10 });
ary.RemoveAt(0);
ary.Count.Is(0);
}
