From 8e8e53ea2178b293dee065684680b6cf4a7ec45f Mon Sep 17 00:00:00 2001
From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Sat, 15 Feb 2014 19:50:29 +0000
Subject: [PATCH] wardrobe-hook: prototype

---
 wardrobe-hook.scad | 47 +++++++++++++++++++++++++++++++++++++---------
 1 file changed, 38 insertions(+), 9 deletions(-)

diff --git a/wardrobe-hook.scad b/wardrobe-hook.scad
index e43822e..1f13834 100644
--- a/wardrobe-hook.scad
+++ b/wardrobe-hook.scad
@@ -46,7 +46,7 @@ mainoutrad = tuberad + mainthick;
 hookoutrad = hookinrad + hookwidth;
 hookcy = -(stemlen - hookoutrad);
 
-eltop = [topwidth/2, -tuberad + tubeheight + mainthick + 1];
+eltop = [topwidth/2, -tuberad + tubeheight + mainthick + 0.1];
 elmid = [topwidth/2, -tuberad];
 ellow = tangent_intersect_b([0,hookcy], hookinrad, elmid);
 ellowextra = 180 - tangent_intersect_beta([0,hookcy], hookinrad, elmid);
@@ -65,7 +65,9 @@ module ElevationCore(){
   FArcSegment(0, hookcy, hookinrad, hookoutrad,
 	      180 - ellowextra,
 	      90 + hookcurl);
-  translate([-hookoutrad*sqrt(0.5), -(stemlen+10)]) mirror([1,0])
+  translate([-hookoutrad*sqrt(0.5),
+	      hookcy - hookoutrad*sqrt(0.5) + 0.1])
+    mirror([1,0])
     square(center=false, size=[topwidth, stemlen + tubeheight + 20]);
   polygon([[-hookoutrad, ellow[1]],
 	   reflect_in_y(eltop),
@@ -74,11 +76,38 @@ module ElevationCore(){
 	   ellow]);
 }
 
-intersection(){
-  translate([0,1, -(topwidth+10)/2])
-    linear_extrude(height=topwidth+10) Plan();
-  translate([50,0])
-    rotate([0,-90,0])
-    linear_extrude(height=100)
-    ElevationCore();
+// after here is all 3D
+
+module Primary(){
+  intersection(){
+    translate([0,0, -(topwidth+10)/2])
+      linear_extrude(height=topwidth+10) Plan();
+    translate([50,0])
+      rotate([0,-90,0])
+      linear_extrude(height=100)
+      ElevationCore();
+  }
+}
+
+module PlaneAbove(){
+  translate([-100,-100,0]) cube(center=false,size=[200,200,200]);
 }
+
+taperangle = -270 + tangent_intersect_beta([-hookcy, 0],
+					  hookoutrad,
+					  [-eltop[1], -eltop[0]]);
+module Hook(){ ////toplevel
+  difference(){
+    rotate([taperangle,0,0])
+      translate([0,-eltop[1],0])
+      Primary();
+    translate([0,0,topwidth/2])
+      rotate([taperangle*2,0,0])
+      PlaneAbove();
+    translate([0,0,-topwidth/2])
+      mirror([0,0,1]) PlaneAbove(0);
+  }
+}
+
+//ElevationCore();
+Hook();
-- 
2.30.2