<param name="h" type="int" max="9999" gui-text="h" gui-description="height of the box">30</param>
<param name="btn_x" type="int" max="9999" gui-text="btn_x" gui-description="number of buttons per row">3</param>
<param name="btn_y" type="int" max="9999" gui-text="btn_y" gui-description="number of buttons per column">4</param>
<param name="top1_thickness" type="float" precision="2" max="9999" gui-text="top1_thickness" gui-description="thickness of the button hold layer, cherry like switches need 1.5mm or smaller to snap in">1.5</param>
<param name="top2_enable" type="bool" max="9999" gui-text="top2_enable" gui-description="enables another top layer that can hold CPG151101S11 sockets">false</param>
<param name="top2_thickness" type="float" precision="2" max="9999" gui-text="top2_thickness" gui-description="thickness of the hotplug layer, CPG151101S11 sockets need 1.2mm to 1.5mm">1.5</param>
<param name="thickness" type="float" precision="2" max="9999" gui-text="thickness" gui-description="thickness of the material">3.0</param>
<param name="tabs" type="float" precision="2" max="9999" gui-text="tabs" gui-description="width of tabs holding the parts in place in mm (not supported everywhere)">0.0</param>
<param name="debug" type="bool" max="9999" gui-text="debug" gui-description="print surrounding boxes for some structures">false</param>
<param name="reference" type="float" precision="2" max="9999" gui-text="reference" gui-description="print reference rectangle with given length (zero to disable)">100</param>
<param name="burn" type="float" precision="2" max="9999" gui-text="burn" gui-description='burn correction in mm (bigger values for tighter fit). Use BurnTest in "Parts and Samples" to find the right value.'>0.1</param>
<param name="FingerJoint_surroundingspaces" type="int" max="9999" gui-text="surroundingspaces" gui-description="maximum space at the start and end in multiple of normal spaces">1</param>
<param name="FingerJoint_finger" type="float" precision="2" max="9999" gui-text="finger" gui-description="width of the fingers">2.0</param>
<param name="FingerJoint_play" type="float" precision="2" max="9999" gui-text="play" gui-description="extra space to allow finger move in and out">0.0</param>
<param name="FingerJoint_space" type="float" precision="2" max="9999" gui-text="space" gui-description="space between fingers">2.0</param>
<param name="FingerJoint_width" type="float" precision="2" max="9999" gui-text="width" gui-description="width of finger holes">1.0</param>