To different color for each cell, you can add a new array to the cell data of the polydata (see this VTK example) and enable scalar visibility in the model display node.
To different color for each cell, you can add a new array to the cell data of the polydata (see this VTK example) and enable scalar visibility in the model display node.
A post was split to a new topic: Get cell data of a mesh at selected point positions