openGPS: Implementation of height parameters finished.

The implementation of height parameters according to ISO 25178-2 [1] has been finished now in the openGPS project [2]. The implementation includes the calculation of the parameters Sa, Sq, Ssk, Sku, Sp, Sv and Sz. Testing of the height parameters is in progress.

Reinhard Danzl

[1] Draft of ISO/TS 25178-2: - Geometrical Product Specifications (GPS) - Surface texture: Areal - Part 2: Terms, definitions and surface texture parameters.
[2] http://www.opengps.eu/