Converts a specified Spectrum Spatial Geometry instance to a WKT (Well-known Text) string. You can specify the name of the field on the input port that contains the geometry instance as well as the name of the field to send the WKT-formatted string to the output port.

Table 1. To WKT Options

Option Name


Geometry field The name of the field that you want to contain the geometry returned by Spatial Calculator as a WKT string.
WKT String The field containing the WKT string converted from a Spectrum Spatial geometry; for example, POINT (30 10) or MULTIPOLYGON (((30 20, 45 40, 10 40, 30 20)), ((15 5, 40 10, 10 20, 5 10, 15 5))).