private static void CellEdges()
{
vtkTriangle triangle = vtkTriangle.New();
triangle.GetPoints().SetPoint(0, 1.0, 0.0, 0.0);
triangle.GetPoints().SetPoint(1, 0.0, 0.0, 0.0);
triangle.GetPoints().SetPoint(2, 0.0, 1.0, 0.0);
triangle.GetPointIds().SetId(0, 0);
triangle.GetPointIds().SetId(1, 1);
triangle.GetPointIds().SetId(2, 2);
Console.WriteLine("The cell has " + triangle.GetNumberOfEdges() + " edges.");
for (int i = 0; i < triangle.GetNumberOfEdges(); i++)
{
vtkCell edge = triangle.GetEdge(i);
vtkIdList pointIdList = edge.GetPointIds();
Console.WriteLine("Edge " + i + " has " + pointIdList.GetNumberOfIds() + " points.");
for (int p = 0; p < pointIdList.GetNumberOfIds(); p++)
{
Console.WriteLine("Edge " + i + " uses point " + pointIdList.GetId(p));
}
}
}
public static List <List <double[]> > ReadPolyDataList(this string vtpFileName)
{
vtkPolyData polyData = ReadPolyData(vtpFileName);
List <List <double[]> > ret = new List <List <double[]> >();
for (int cellIdx = 0; cellIdx < polyData.GetNumberOfCells(); ++cellIdx)
{
List <double[]> list = new List <double[]>();
ret.Add(list);
vtkCell cell = polyData.GetCell(cellIdx);
for (int i = 0; i < cell.GetNumberOfPoints(); ++i)
{
list.Add(cell.GetPoints().GetPoint(i));
}
}
polyData.Dispose();
return(ret);
}
