Group NTv2 Transformations |
The group "NTv2 Transformations" contains functions to perform Reference System Transition with grid files of the NTv2 standard.
Characteristics of the function group
"NTv2 Transformations" function group (additional requires the unlocked function group "Coordinate Transformations") Information about the supported NTv2 grid files Calculation accuracy with NTv2 Function getntvbinaryfile() - Determination of NTv2 file names matching a reference system Function getntvdirmatch() - Determination of a matching NTv2 file in a common directory Function getntvrefbelong() - Determination of the second NTv2 Reference System Function getntvrefequiv() - Determination of an NTv2 equivalent Reference System Function getntvrefstatus() - Determination of the NTv2 membership of a Reference System Function setntvbinaryfile() - Initializes a NTv2 grid data binary file for Reference System Transitions Function setntvbinautodir() - Sets a directory for the automatically use of NTv2 binary files Function setntvbinautofile() - Sets a NTv2 grid binary file for automatically call in a wait position Function setntvpolyvalid() - Sets Polygonal Validity Check in NTv2 files Function closentvbinaryfile() - Close NTv2 binary file and free NTv2 instance
|