LDTriangleList simpleTriangle()
{
LDTriangleList triangles = new LDTriangleList();
LDTriangle t1 = new LDTriangle(0, 1, 2);
triangles.Add(t1);
return(triangles);
}
public LDTriangleList find(LDIndexLine line)
{
LDTriangleList result = new LDTriangleList();
foreach (var t in this)
{
if (t.containsLine(line))
{
result.Add(t);
}
}
return(result);
}
//その頂点を含む三角形リストを取得
public LDTriangleList getRelatedTriangles(int pointIndex)
{
LDTriangleList result = new LDTriangleList();
foreach (var t in this)
{
if (t.hasIndex(pointIndex))
{
result.Add(t);
}
}
return(result);
}