The following group codes apply to 3dface entities. In addition to the group codes described here, see Common Group Codes for Entities.
3dface group codes
Group code
Description
100
Subclass marker (AcDbFace)
10
First corner (in WCS)
DXF: X value; APP: 3D point
20, 30
DXF: Y and Z values of first corner (in WCS)
11
Second corner (in WCS)
21, 31
DXF: Y and Z values of second corner (in WCS)
12
Third corner (in WCS)
22, 32
DXF: Y and Z values of third corner (in WCS)
13
Fourth corner (in WCS). If only three corners are entered, this is the same as the third corner
23, 33
DXF: Y and Z values of fourth corner (in WCS)
70
Invisible edge flags (optional; default = 0):
1 = First edge is invisible
2 = Second edge is invisible
4 = Third edge is invisible
8 = Fourth edge is invisible