X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=reprap-play.git;a=blobdiff_plain;f=wardrobe-hook.scad;h=959e967a78bd316ebb3345f182b8f7bcd00811d3;hp=bf5b63e357be1d9a1e3d3924ae75823cd83b13c8;hb=f1c10228aa61207903486c31b4bc84d59ce0ff0c;hpb=d69cc760dfddc360179f20016c81c799594e85c5

diff --git a/wardrobe-hook.scad b/wardrobe-hook.scad
index bf5b63e..959e967 100644
--- a/wardrobe-hook.scad
+++ b/wardrobe-hook.scad
@@ -1,29 +1,7 @@
 // -*- C -*-
 
 include <funcs.scad>
-
-module FArcSegment_mask(beta) {
-  for (i=[0 : 0.75 : 3]) {
-    rotate(i*beta/4)
-      polygon([[0, 0],
-	       [1, 0],
-	       [cos(beta/4), sin(beta/4)]]);
-  }
-}
-
-module FArcSegment(xc,yc,inrad,outrad,alpha,delta) {
-  translate([xc,yc]) {
-    intersection() {
-      difference() {
-	circle(r=outrad, $fn=70);
-	circle(r=inrad, $fn=70);
-      }
-      rotate(alpha) scale(outrad*2) {
-	FArcSegment_mask(delta);
-      }
-    }
-  }
-}
+include <utils.scad>
 
 tubeslop = 0.5;
 tubeheight = 30 + tubeslop;
@@ -164,7 +142,6 @@ tjoin1c = [0,                      thookcy];
 
 tbend_raw = tangents_intersect_beta(tjoin0c, tjoinrad,
 				    tjoin1c, -hookoutrad);
-echo(tbend_raw);
 tbend0 = angle_map_range(tbend_raw,       0);
 tbend1 = angle_map_range(tbend_raw + 180, -180);
 
@@ -184,6 +161,13 @@ module TPlan(){
   }
 }
 
+module THookR(){ ///toplevel
+  intersection(){
+    linear_extrude(height=topwidth) TPlan();
+    SElevationPlaced();
+  }
+}
+
 // other toplevels etc.
 
 module HookR(){ ////toplevel
@@ -194,9 +178,15 @@ module SHookR(){ ////toplevel
   mirror([1,0,0]) SHookL();
 }
 
+module THookL(){ ////toplevel
+  mirror([1,0,0]) THookR();
+}
+
 module Demo(){ ////toplevel
   translate([-30,tubeheight,0]) HookL();
   translate([  0,tubeheight,0]) HookR();
   translate([ 30,         0,0]) SHookL();
   translate([ 60,         0,0]) SHookR();
+  translate([ 90,         0,0]) THookL();
+  translate([120,         0,0]) THookR();
 }