This sample matrix file creates a complete panel with rails and venting.
<!-- SAMPLE PANEL MATRIX FILE
# Description: Import and Merge 3 different gerber jobs into one panel named: mypanel
# Features: Add Panel Rails, Fiducials, and Venting
Need App Examples or Learn More about the App Matrix format?
Matrix File Reference, https:
-->
<NumericalMatrix>
<!-- Job #1 -->
<GERBER>
<NAME>testgerber</NAME>
<LAYER>layer_1,../examples/274X\Art0121.pho</LAYER>
<LAYER>layer_2,../examples/274X\Pgp2529.pho</LAYER>
<LAYER>layer_3,../examples/274X\gnd2530.pho</LAYER>
<LAYER>layer_4,../examples/274X\Art02.pho</LAYER>
<LAYER>sst,../examples/274X\Sst0126.pho</LAYER>
<LAYER>spt,../examples/274X\Sp0128.pho</LAYER>
<LAYER>smb,../examples/274X\Sm0227.pho</LAYER>
<LAYER>smt,../examples/274X\Sm0128.pho</LAYER>
<LAYER>d_1_2,../examples/274X\Drill.drl</LAYER>
</GERBER>
<!-- Job #2 -->
<GERBER>
<NAME>board1</NAME>
<LAYER>smb,..\examples\Board1\Bottom Mask.gbr</LAYER>
<LAYER>layer_4,..\examples\Board1\Bottom.gbr</LAYER>
<LAYER>smt,..\examples\Board1\Top Mask.gbr</LAYER>
<LAYER>layer_1,..\examples\Board1\Top.gbr</LAYER>
<LAYER>sst,..\examples\Board1\Top Silk.gbr</LAYER>
<LAYER>d_1_2,..\examples\Board1\drill.drl</LAYER>
</GERBER>
<!-- Job #3 -->
<GERBER>
<NAME>board4</NAME>
<LAYER>smb,../examples/Board4\Bottom Mask.gbr</LAYER>
<LAYER>layer_4,../examples/Board4\Bottom.gbr</LAYER>
<LAYER>smt,../examples/Board4\Top Mask.gbr</LAYER>
<LAYER>layer_1,../examples/Board4\Top.gbr</LAYER>
<LAYER>sst,../examples/Board4\Top Silk.gbr</LAYER>
<LAYER>d_1_2,../examples/Board4\drill.drl</LAYER>
</GERBER>
<!-- Panel -->
<PANEL>
<NAME>mypanel</NAME>
<UNITS>INCH</UNITS>
<WIDTH>19</WIDTH>
<HEIGHT>19.5</HEIGHT>
<BORDERSPACING>0.5</BORDERSPACING>
<STEPREPEAT>board4,18,0.5,0,2.5,1,7,90,No</STEPREPEAT>
<STEPREPEAT>board1,17.5,4.5,3.8,3.4,2,5,90,No</STEPREPEAT>
<STEPREPEAT>testgerber,18.35,12.0,7,6,1,3,90,No</STEPREPEAT>
<FIDUCIAL>circle,0.05,0.05,0.25,0.25,0,0.05,layer_1,layer_4</FIDUCIAL>
<FIDUCIAL>circle,0.05,0.05,18.75,19.25,0,0.05,layer_1,layer_4</FIDUCIAL>
<VENT>rail,0,0,0,0.5,layer_1,layer_4</VENT>
<VENT>solid,0.1,0,0.1,layer_2</VENT>
<VENT>dot,0,0.1,0.1,0,0,0.12,circle,0.06,0,0.12,circle,0.06,0.06,.12,layer_3</VENT>
<VENT>hatch,0.1,0,0,0,0,0.01,0.5,0,0.01,0.5,45,0.01,0.5,90,layer_4</VENT>
</PANEL>
</NumericalMatrix>