Loading of MTD-model from LAS-file

The call of dialogue of loading of MTD-model from a LAS-file can be executed by means of the menu item: File\Import matrixes from …\Cloud of points (LAS).

Open binary format LAS is intended for storage of records of the points received by means of locators LIDAR (light detection and ranging). LIDAR - the laser locators used for the sounding of the sea thickness, a sea and terrestrial surface, an atmosphere.

The source file of LAS format contains a header block and point data records.

Point data include:

-  coordinates of point XYZ;

-  number of returns of an impulse;

-  return number;

-  intensity;

-  classification - the number, used for a filtration of data.

After a choice of an input LAS-file the quantity of loaded points is shown in Total of points dialog window in Input data group.

For installation of projection parameters of MTD-model from the specified map it is necessary to choose a vector map by pressing the button: Get passport's data from map.

From catalog button in the Input data group is intended for stream loading of files of format LAS from the chosen directory. The loaded files of MTD-models are located into subdirectory NewMtd created in the catalogue with input LAS-files.