OpenJSCAD parametric pumpkin

pumpkin.jscad

// title      : OpenJSCAD Pumpkin
// author     : Natalie Freed

function getParameterDefinitions() {
  return [
    { name: 'numSegments', type: 'int', initial: 10, caption: "Number of segments:" },
    { name: 'proportions', type: 'choice', caption: 'Proportions:', values: ["tall", "wide", "medium"], captions: ["tall", "wide", "medium"], initial: "medium" }
  ];
}

function main(params) {
   var segments = [];
   var heightScale;
   if(params.proportions === "tall") {
       heightScale = 1.5;
   } else if(params.proportions == "wide") {
       heightScale = 0.5;
   } else {
       heightScale = 0.75;
   }
   var angle = 0;
   var angleChange = 360/params.numSegments*2;
   for(var i=0;i<params.numSegments/2;i++) {
       segments.push(torus({ ri: 1.5, ro: 3})
          .rotateX([90])
          .rotateZ(angle));
       angle = angle + angleChange;
   }
   //var stem = cylinder({d1: 1.5, d2: 1, h: 1}).translate([0, 0, 4*heightScale]);
   var stem =   cylinder({start: [0, 0, 4*heightScale], end: [0, 0.25, 4*heightScale+1.5], r1: 1, r2: 0.75});
   stem = stem.setColor([109/255, 57/255, 27/255]);
   var pumpkin = union(segments).scale([1,1,heightScale]);
   pumpkin = pumpkin.setColor = pumpkin.setColor([244/255, 131/255, 66/255]);
   var pumpkinWithStem = union(pumpkin, stem).translate(4.5*heightScale);
   return pumpkinWithStem;
}