v.in.dxf - Converts file in DXF format to GRASS vector map.
Contents
Description
v.in.dxf converts DXF format CAD files to GRASS vector format. The following graphical objects (DXF
entities) are supported:
• point
• DXFPOINT
• line
• DXFLINE
• DXFPOLYLINE
• DXFLWPOLYLINE
• DXFARC
• DXFCIRCLE
• DXFTEXT
• face
• DXFPOLYFACEMESHES
• DXF3DFACE
Table and column names are changed to lowercase characters for easier SQL usage (lowercase table/column
names avoid the need to quote them if the attribute table is stored in a SQL DBMS such as PostgreSQL).
The "layer" column will contain the name(s) of the DXF input layer(s). The DXF entity type string will be
stored in the "entity" column as uppercase.
The "handle" column can be used to store small bits of data associated with any entity in the DXF file
(i.e., entity handle or unique object identifiers in the layer). The entity handle is a "text string of
up to 16 hexadecimal digits", which is a 64-bit integer (currently not supported by GRASS database
drivers). For text type entities, the text value will be stored in the "label" column of the GRASS
vector output map. Neither the "handle" nor "label" column is mandatory.
Keywords
vector, import, DXF, level1
Name
v.in.dxf - Converts file in DXF format to GRASS vector map.
References
AutoCad DXF (from Wikipedia, the free encyclopedia)
DXF References (Autodesk-supplied documentation)
See Also
v.out.dxf,v.in.ogr,v.out.ogrHow-toimportDXFfilesinwxGUI(fromGRASSUserWiki)
Source Code
Available at: v.in.dxf source code (history)
Accessed: Friday Apr 04 01:20:20 2025
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© 2003-2025 GRASS Development Team, GRASS GIS 8.4.1 Reference Manual
GRASS 8.4.1 v.in.dxf(1grass)
Synopsis
v.in.dxfv.in.dxf--helpv.in.dxf [-etbfli1] input=nameoutput=name [layers=string[,string,...]] [--overwrite] [--help]
[--verbose] [--quiet] [--ui]
Flags:-e
Ignore the map extent of DXF file
-t
Do not create attribute table
-b
Do not build topology
Advantageous when handling a large number of points
-f
Import polyface meshes as 3D wire frame
-l
List available DXF layers and exit
-i
Invert selection by DXF layers (don’t import layers in list)
-1
Import all objects into one layer
--overwrite
Allow output files to overwrite existing files
--help
Print usage summary
--verbose
Verbose module output
--quiet
Quiet module output
--ui
Force launching GUI dialog
Parameters:input=name[required]
Path to input DXF file
output=name[required]
Name for output vector map
layers=string[,string,...]
List of DXF layers to import (default: all)
