void DrawTriangle(DelaunayTriangle t, bool isFill = false)
{
if (t == null)
{
return;
}
var v0 = new Vector2(t.Points._0.Xf, t.Points._0.Yf);
var v1 = new Vector2(t.Points._1.Xf, t.Points._1.Yf);
var v2 = new Vector2(t.Points._2.Xf, t.Points._2.Yf);
GraphicsTool.DrawTriangle(v2, v1, v0, m_mat, isFill);
var centroid = t.Centroid();
GraphicsTool.DrawPoint(new Vector2(centroid.Xf, centroid.Yf), 3, m_mat);
}
