chiark / gitweb /
doveclip break out ExtenderPillar nfc
authorIan Jackson <ijackson@chiark.greenend.org.uk>
Thu, 18 Oct 2012 00:06:29 +0000 (01:06 +0100)
committerIan Jackson <ijackson@chiark.greenend.org.uk>
Thu, 18 Oct 2012 00:06:29 +0000 (01:06 +0100)
doveclip.scad

index a7dc6bd..cbafaa0 100644 (file)
@@ -76,11 +76,9 @@ module DoveClipPairSane(baseextend=0, h=7, count=2) {
 function DoveClipPairSane_width(count=2) =
   2 * (nomrad + jawthick + ((nomrad*2 + jawthick) * (count-1)/2));
 
-module ExtenderPillars(length, width, height,
-                      pillarw=3.5, pillarslope=0.75, webthick=1,
-                      baseweb=false, basewebthick=1) {
+module ExtenderPillar(length, height,
+                     pillarw=3.5, pillarslope=0.75, webthick=1) {
   pillarr=pillarw/2;
-  pilesw = width - pillarw;
   d = 0.25;
 
   intangle = atan(pillarslope);
@@ -89,24 +87,33 @@ module ExtenderPillars(length, width, height,
   polyex = -tan(intangle+90)*pillarr;
   webmidy = height/2+d;
 
-  for (ymir=[0,1]) mirror([0,ymir,0]) translate([0,-pilesw/2,0]) {
-      for (xmir=[0,1])
-       translate([0,0,height/2]) mirror([0,0,xmir])
-         translate([0,0,-height/2]) {
-         intersection() {
-           translate([-1, -pillarr-5, 0.01])
-             cube([length+2, height+pillarr*2+10, pilesw]);
-           mirror([1,0,0]) rotate([0,-90,0])
-             linear_extrude(height=length) union(){
-             circle(r=pillarr, $fn=20);
-             polygon([[polyjx,polyjy-0.1], [polyex, 0],
-                      [polyjx,-(polyjy-0.1)]]);
-             polygon([[0,-webthick/2], [0,webthick/2],
-                      [webmidy,webthick/2], [webmidy,-webthick/2]]);
-           }
-         }
+  for (xmir=[0,1])
+    translate([0,0,height/2]) mirror([0,0,xmir])
+      translate([0,0,-height/2]) {
+      intersection() {
+       translate([-1, -pillarr-5, 0.01])
+         cube([length+2, height+pillarr*2+10, height]);
+       mirror([1,0,0]) rotate([0,-90,0])
+         linear_extrude(height=length) union(){
+         circle(r=pillarr, $fn=20);
+         polygon([[polyjx,polyjy-0.1], [polyex, 0],
+                  [polyjx,-(polyjy-0.1)]]);
+         polygon([[0,-webthick/2], [0,webthick/2],
+                  [webmidy,webthick/2], [webmidy,-webthick/2]]);
        }
+      }
+    }
+}
+
+module ExtenderPillars(length, width, height,
+                      pillarw=3.5, pillarslope=0.75, webthick=1,
+                      baseweb=false, basewebthick=1) {
+  pilesw = width - pillarw;
+
+  for (ymir=[0,1]) mirror([0,ymir,0]) translate([0,-pilesw/2,0]) {
+      ExtenderPillar(length, height, pillarw, pillarslope, webthick);
     }
+
   if (baseweb) {
     translate([0, -pilesw/2, 0])
       cube([length, pilesw, basewebthick]);