GRASS modules can be executed either through a GUI or command line interface. module and list of parameters, in the instructions. You can use the command line to run also whole commands for example when you get a command, i.e. we make a list of modules starting with that prefix to show up. For example, to find information about a raster map, use: Raster → Reports and statistics → Basic raster metadata.Īutomatic suggestions when typing name of the module: By typing prefix r. You can also browse through the main menu. To find a module for your analysis, type the term into the search box into the Modules tab in the Layer Manager, then keep pressing Enter until you find your module.Īlternatively, you can just browse through the module tree in the Modules tab. The name of the module helps to understand its function, for example v.in.lidar starts with v so it deals with vector maps, the name follows with in which indicates that the module is for importing the data into GRASS GIS Spatial Database and finally lidar indicates that it deals with lidar point clouds. Note also that some modules have multiple dots in their names. Modules respect the following naming conventions: GRASS functionality is available through modules (tools, functions). GRASS GIS has over 500 different modules in the core distribution and over 230 addon modules that can be used to prepare and analyze data layers. One of the advantages of GRASS is the diversity and number of modules that let you analyze all manner of spatial and temporal. Show raster map metadata by right click on layer You should now have a Location nc_spm_08_grass7 in grassdata. Unzip the downloaded data into this directory. Now, create (unless you already have it) a directory named grassdata (GRASS database) in your home folder (or Documents), Please download the sample GRASS Location for North Carolina, noting where the files are located on your local directory.
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