Irregular Frustum

thingiverse

The code reads as follows: module irregular_frustum(height, width, depth) { hull() { translate([0, -depth/2, -height/2]) cube([width, depth, height], center = true); translate([0, depth/2, -height/2]) cube([width, depth, height], center = true); translate([-width/2, 0, -height/2]) cube([width, width, height], center = true); translate[width/2, 0, -height/2]) cube([width, width, height], center = true); } }