CaliberInfo.scad

// $Id: CaliberInfo.scad 75 2023-01-18 04:32:52Z stro $
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function caliber_data ( cal ) = 
  // First number: case diameter at the widest (mm), rounded up
  // Second number: case length (mm), rounded down
  // Third number: distance to the neck (mm)
     
  cal == ".22 Hornet"             ? [10.5, 35.0,  9.8 ] : // No holder
  cal == ".223 Remington"         ? [11.0, 44.0,  8.4 ] :
  cal == ".243 Winchester"        ? [13.0, 51.0, 12.7 ] :
  cal == ".270 Winchester"        ? [13.0, 62.0, 14.7 ] :
  cal == ".30 Herrett"            ? [14.0, 40.0,  3.4 ] :
  cal == ".300 AAC Blackout"      ? [11.0, 34.0,  6.4 ] : // No holder
  cal == ".30-30 Winchester"      ? [14.0, 51.0, 14.5 ] :
  cal == ".308 Winchester"        ? [13.0, 51.0, 11.2 ] :
  cal == ".30-06 Springfield"     ? [13.0, 63.0, 13.2 ] :
  cal == ".303 British"           ? [15.0, 55.0, 10.0 ] :
  cal == "6.5 PRC"                ? [14.0, 51.0, 11.7 ] :
  cal == "7-30 Waters"            ? [14.0, 52.0, 11.4 ] :
  cal == "7.62×39mm"              ? [13.0, 38.0,  5.7 ] :
  cal == "7.62×54mmR"             ? [15.0, 52.0, 13.7 ] :
  cal == "8×57mm"                 ? [13.0, 55.0, 10.8 ] :
  cal == ".338 Lapua Magnum"      ? [15.0, 69.0, 14.3 ] :
    
  cal == ""                       ? [0, 0, 0] :

  assert(false, str("No caliber defined: ", cal));