XYZUpdate updates the configuration of a 3D dataset. This function should be called up after any changes have been made to a 3D dataset.
If the function succeeds, the return value bool is TRUE (1); otherwise it is FALSE (0).
Is the handle of a xyz-dataset created with XYZCreate.
If bNewInterpolation is TRUE (1), a new interpolation will be performed and the isoline and hull configuration will be updated. If bNewInterpolation is FALSE (0), the isoline and the hull configuration will be updated. No interpolation will be performed.