A grid file can be created from a drawing’s 3D Face objects by means of this command. The Layer where the objects are drawn has to be specified, as does the File Type to be created.
Layer: The layer containing the entities from which the grid is created.
Type of file: We state the type of grid file to be generated.
1. ASCII Grid
2. Binary Grid
To ensure the command works properly, all objects should form squares with the same side length. In addition, adjacent squares should share the same height at common vertices.