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[width_mm/2, top_row, 0]; left_rib_x = hole_dist_side + thickness; h_margin = hole_dist_side + thickness; col_left = thickness * 2; right_rib_x = width_mm - thickness; // draw panel, subtract holes union() { cube([board_width, board_height, thickness]); cylinder(thickness+standoff_height, r=standoff_radius, $fn=360); cylinder(h=thickness+standoff_height, r=standoff_radius, $fn=360); cylinder(h=thickness+standoff_height, r=standoff_radius, $fn=360); cylinder(h=thickness+standoff_height, r=standoff_radius, $fn=360); cube([cutout_width, cutout_height, thickness+3]); cylinder(h=thickness+standoff_height+3, r=hole_radius, $fn=360); vertex 0 -7.49999 6.0001 vertex -2.87011 -6.92909 6.0001 vertex -7.35588 -1.46317 6.0001 vertex 1.46317 -7.35588 6.0001 vertex 7.35588 -1.46317 6.0001 vertex 5.30329 -5.30329 6.0001 vertex 0 6 6.59 vertex -3.13809 -1.3499 18.1498 facet normal -0.594398 -0.478901 0.646022 facet normal 0.241723 -0.796854 0.553709 facet normal -9.062902e-001 -5.070952e-003 4.226256e-001 vertex -5.029147e+000 1.989062e+000 2.475471e+001 facet normal -0.368125 -0.929776 0 facet normal 5.13299e-06 -0.113204 0.993572 vertex 0.761333 7.32528 6.91193 facet normal 0.538537 -0.459965 0.705981 facet normal -9.039176e-001 -4.795500e-003 4.276798e-001 vertex 5.053647e+000 2.894089e+000 2.476740e+001 facet normal -0.166294 -0.21962 0.961308 vertex -5.04394 5.04394 6.87796 vertex 7.13918 0.0610838 6.87866 vertex -7.34599 0.0206242.

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