mft_workbench_tabletop_calculator.rb

mft_gap_mm = 96
offset_outer_mm = 70 # (mft_gap_mm / 2)
# Long side needs an odd number of gaps so that the center span of the
# workbench ends up between two rows of holes and never overlaps the holes
1.step(22,2) do |n_gaps_x|
  1.upto(10) do |n_gaps_y|
    width_mm = (offset_outer_mm * 2) + (mft_gap_mm * n_gaps_x)
    height_mm = (offset_outer_mm * 2) + (mft_gap_mm * n_gaps_y)
    puts "#{width_mm}x#{height_mm}mm with #{n_gaps_x + 1} holes along and #{n_gaps_y + 1} holes across"
  end
end