How to do a surface with pstricks using data from a surveying?

How to do a surface with pstricks using data from a surveying?

For each point of the grid a have the coordinates (X,Y) and height (Z),
like: X 1 2 3 1 2 3 1 2 3
Y 1 1 1 2 2 2 3 3 3
Z 2 1 0 4 5 1 8 4 3