X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=sewing-table.scad.m4;h=7c95db9682b16029b972a150ad1a2e3e69b6f219;hb=62ab81705a1d49b4b39ed7c5a565e4fd1b9fb787;hp=950f69c731d1aba9ca97461d1665a7af67659265;hpb=9c3bb91f9adde083a93efe6268885255aa440dad;p=reprap-play.git

diff --git a/sewing-table.scad.m4 b/sewing-table.scad.m4
index 950f69c..7c95db9 100644
--- a/sewing-table.scad.m4
+++ b/sewing-table.scad.m4
@@ -622,35 +622,6 @@ module Rectangle_TileBase(c) { TileBase(c[0], c[2]); }
 
 function Posts_interpolate_one(c0,c1) = [c0, (c0+c1)/2, c1];
 
-module FitTest_general(c0,sz, dobrace=false){
-  c = Rectangle_corners(c0, sz);
-  brace = [7,7,9];
-  difference(){
-    union(){
-      Rectangle_TileBase(c);
-      if (dobrace) {
-	translate(concat(c0, [-brace[2] + 0.1])){
-	  difference(){
-	    cube(concat(sz,[brace[2]]) - [5,0,0]);
-	    translate(brace + [0,0, -25])
-	      cube(concat(sz, [50]) - brace*2 + [10,0,0]);
-	  }
-	}
-      }
-      RoundEdge(R_EDGE(c,1));
-    }
-    Machine();
-  }
-}
-
-module FitTest_Entire(){ ////toplevel
-  FitTest_general([-40,-80], [275,180], dobrace=true);
-}
-
-module FitTest_RearCurve(){ ////toplevel
-  FitTest_general([110,0], [170,100]);
-}
-
 module Tile02(){ ////toplevel
   sz = [100,170];
   c0 = tile02_tr + -sz;
@@ -817,6 +788,35 @@ module Tile00(){ ////toplevel
   RoundCornerAdd(rc2);
 }
 
+module FitTest_general(c0,sz, dobrace=false){
+  c = Rectangle_corners(c0, sz);
+  brace = [7,7,9];
+  difference(){
+    union(){
+      Rectangle_TileBase(c);
+      if (dobrace) {
+	translate(concat(c0, [-brace[2] + 0.1])){
+	  difference(){
+	    cube(concat(sz,[brace[2]]) - [5,0,0]);
+	    translate(brace + [0,0, -25])
+	      cube(concat(sz, [50]) - brace*2 + [10,0,0]);
+	  }
+	}
+      }
+      RoundEdge(R_EDGE(c,1));
+    }
+    Machine();
+  }
+}
+
+module FitTest_Entire(){ ////toplevel
+  FitTest_general([-40,-80], [275,180], dobrace=true);
+}
+
+module FitTest_RearCurve(){ ////toplevel
+  FitTest_general([110,0], [170,100]);
+}
+
 module FitTest_FrontCurve(){ ////toplevel
   p0 = [110,-80];
   sz = [170,80];
@@ -828,6 +828,48 @@ module FitTest_FrontCurve(){ ////toplevel
   }
 }
 
+module FitTest_PairLink(cut=false){ ////toplevel
+  cy0=-55; cy1=85; cx=127;
+  bar = [10,10];
+  legrad = 12;
+  footrad_min = 4; footrad_max = 6; footrad_depth = 3;
+
+  translate([cx - bar[0]/2, cy0, 0])
+    cube([bar[0], cy1-cy0, bar[1]]);
+  for (endy=[cy0,cy1]) {
+    $fn=32;
+    translate([cx,endy,0]){
+      for (rot=[45,135]) {
+	rotate(rot){
+	  hull(){
+	    for (s=[-1,+1]){
+	      translate([s*legrad,0,0])
+		cylinder(r= footrad_max, h=bar[1]);
+	    }
+	  }
+	}
+      }
+      for (rot=[45:90:315]) {
+	rotate(rot){
+	  translate([legrad,0,0]){
+	    hull(){
+	      cylinder(r= footrad_max, h=1);
+	      translate([0,0,-footrad_depth])
+		cylinder(r= footrad_min, h=1);
+	    }
+	  }
+	}
+      }
+    }
+  }
+}
+
+module FitTest_PairDemo(){ ////toplevel
+  FitTest_PairLink();
+  %FitTest_FrontCurve();
+  %FitTest_RearCurve();
+}
+
 module RoundCornerDemo_plat(cnr){
   mirror([0,0,1]) linear_extrude(height=1) polygon(cnr);
 }