The following group codes apply to solid entities.
Solid group codes
Group code
Description
100
Subclass marker (AcDbTrace)
10
First corner
DXF: X value; APP: 3D point
20, 30
DXF: Y and Z values of first corner
11
Second corner
21, 31
DXF: Y and Z values of second corner
12
Third corner
XF: X value; APP: 3D point
22, 32
DXF: Y and Z values of third corner
13
Fourth corner. If only three corners are entered to define the SOLID, then the fourth corner coordinate is the same as the third.
23, 33
DXF: Y and Z values of fourth corner
39
Thickness (optional; default = 0)
210
Extrusion direction (optional; default = 0, 0, 1)
DXF: X value; APP: 3D vector
220, 230
DXF: Y and Z values of extrusion direction (optional)