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Polydata
A dataset of type polydata may contain any cell type except 3D cells. Triangles are often stitched together to form triangle strips that are suitable for displaying irregular surfaces. In practice, most polydatasets in Geocap contain only one cell type.
Two commonly used polydata types: triangle surface and irregular points
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The size of a grid is determined by its dimensions and increments. The dimensions are the number of grid cells in each direction. The cell count in the X- and Y-direction are called rows and columns, respectively. The increment is the spacing between each grid cell. The increments are uniform along a given axis, although the X- and Y-axes may have different increments.
A simple illustration of a grid
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