column extrusions

1 files changed, 8 insertions, 0 deletions

diff --git a/delta.jscad b/delta.jscad
index 9941125..043f6f8 100644
--- a/delta.jscad
+++ b/delta.jscad
@@ -536,32 +536,40 @@ var E2020 = {
 var THREEWINDS = [0,120,240];
 
 function base_extrusions() {
  var rv = union( THREEWINDS.map(function(w) {
   var e = E2020.extrusion({l:CONFIG.base.el});
   e = e.connectTo(e.properties.c_midway,
    new CSG.Connector([0,-CD.base.mid_inscription_r,CONFIG.extrusion.w/2],[1,0,0],[0,0,1]),
    false, 0);
   return union( [0,CONFIG.extrusion.w+CONFIG.base.gap].map(function(z) {
    return e.translate([0,0,z]);
   }) ).rotateZ(w);
  }) );
  rv.properties.P = new CSG.Connector([0,0,0],[0,0,1],[1,0,0]);
  return rv.setColor(CONFIG.color.extrusion);
 }
 
+function column_extrusions() {
+ var rv = union( THREEWINDS.map(function(w) {
+  return E2020.extrusion({l:CONFIG.column.h}).translate([0,CD.base.column_r,0]).rotateZ(w);
+ }) );
+ rv.properties.P = new CSG.Connector([0,0,0],[0,0,1],[1,0,0]);
+ return rv.setColor(CONFIG.color.extrusion);
+}
+
 function refaxes(o) {
  if(!o) o = {};
  var l = o.l||20, g = o.g||0.7;
  return union([
   CSG.cylinder({start:[0,0,0],end:[l,0,0]}).setColor([1,0,0,g]),
   CSG.cylinder({start:[0,0,0],end:[0,l,0]}).setColor([0,1,0,g]),
   CSG.cylinder({start:[0,0,0],end:[0,0,l]}).setColor([0,0,1,g])
  ]);
 }
 
 function P(x) {
  return x.connectTo(x.properties.P,new CSG.Connector([0,0,0],[0,0,1],[1,0,0]), false, 0);
 }
 
 function main(params) {
  return refaxes().union(P(base_extrusions()));