/*
My vials:
2" high inc cap
1 1/2" w/o cap
1/2" diameter
*/

// 2540mm = 1 inch
// Change to 1 when working in cm or 10 when working in mm i guess
scaleFactor = 25.4;


vialHeight = scaleFactor * (1 + 1/2);
vialDiam =  scaleFactor * (1/2);

// Padding around the vials.
padding = scaleFactor * (1/8);

// Height / Width on a 1x1 box.
boxHeight = vialHeight + padding;
boxWidth = vialDiam + padding;

vialRows = 1;
vialColumns = 1;

for ( vialRow = [0 : vialRows-1] ){
 for ( vialColumn = [0 : vialColumns-1] ){
  translate([vialRow * boxWidth, vialColumn * boxWidth, 0]) {
   difference() {
    cube ([boxWidth, boxWidth, boxHeight]);
    translate ([boxWidth / 2, boxWidth / 2, boxHeight - vialHeight]) cylinder (h = vialHeight, d=vialDiam, $fn=100);
   }
  }
 }
}