chiark / gitweb /
sewing-table: rename InterlockLobe* (from Interlock) (nfc)
[reprap-play.git] / sewing-table.scad.m4
index 018ab45..40ec1be 100644 (file)
@@ -66,8 +66,7 @@ module Posts(posts) {
 module TileBase(botleft, topright){
   size = topright - botleft;
   botleft_post = botleft + thehd_tr;
-  topright_post = topright - thehd_bl;
-  echo(botleft_post, topright_post);
+  topright_post = topright + thehd_bl;
   difference(){
     mirror([0,0,1])
       translate(concat(botleft, [0]))
@@ -75,8 +74,8 @@ module TileBase(botleft, topright){
     translate( concat(botleft_post, [-tile_th])
               + 0.5 * [ post_dia, post_dia, 0 ] )
       Commitid_BestCount_M( topright_post-botleft_post
-                           + [0, thehd[1] ]
-                           + [-post_dia,-post_dia] );
+                           + [-post_dia,-post_dia]
+                           + [0, thehd[1]]);
   }
 }
 
@@ -122,43 +121,46 @@ module RoundLeftCorner(this_cnr, right_cnr) {
   }
 }
 
-module InterlockCore(r, plusth, ymir) {
+module InterlockLobePlan(r, ymir) {
   dx = sqrt(3) * r;
   $fn= 80;
-  translate([thehd[0], 0, plusth]){
+  translate([thehd[0], 0]){
     mirror([0,ymir,0]){
-      mirror([0,0,1]){
-       linear_extrude(height=tile_th+plusth*2, convexity=10){
-         circle(r=r);
-         difference(){
-           translate([-dx, -0.1])
-             square([ dx*2, r/2 + 0.1 ]);
-           for (xi = [-1, 1]) {
-             translate([ xi*dx, r ])
-               circle(r=r);
-           }
-         }
+      circle(r=r);
+      difference(){
+       translate([-dx, -0.1])
+         square([ dx*2, r/2 + 0.1 ]);
+       for (xi = [-1, 1]) {
+         translate([ xi*dx, r ])
+           circle(r=r);
        }
       }
     }
   }
 }
 
-module InterlockNegative(this_cnr, right_cnr) {
-  INREFFRAME(this_cnr, right_cnr)
-    InterlockCore(interlock_negative_rad, 1, 0);
+module InterlockLobeCore(r, plusth, ymir) {
+  translate([0, 0, plusth]){
+    mirror([0,0,1]){
+      linear_extrude(height=tile_th+plusth*2, convexity=10){
+       InterlockLobePlan(r, ymir);
+      }
+    }
+  }
 }
 
-module Interlock(this_cnr, right_cnr) {
+module InterlockLobe(this_cnr, right_cnr, negative=0) {
   INREFFRAME(this_cnr, right_cnr)
-    InterlockCore(interlock_rad, 0, 1);
+    InterlockLobeCore(negative ? interlock_negative_rad : interlock_rad,
+                 negative ? 1 : 0,
+                 negative ? 0 : 1);
 }
 
 function TestPiece_holes2corners(holes) =
   [ holes[0] + thehd_bl,
     holes[1] + thehd_br,
-    holes[0] + thehd_tl,
-    holes[1] + thehd_tr ];
+    holes[1] + thehd_tr,
+    holes[0] + thehd_tl ];
 
 module TestPiece1(){ ////toplevel
   holes = [ [-100, 0],
@@ -166,12 +168,12 @@ module TestPiece1(){ ////toplevel
            ];
   corners = TestPiece_holes2corners(holes);
   difference(){
-    TileBase(corners[0], corners[3]);
-    InterlockNegative(corners[1], corners[3]);
+    TileBase(corners[0], corners[2]);
+    InterlockLobe(corners[1], corners[2], 1);
   }
   Posts(holes);
   RoundEdge(corners[0], corners[1]);
-  RoundEdge(corners[2], corners[0]);
+  RoundEdge(corners[3], corners[0]);
   RoundLeftCorner(corners[0], corners[1]);
 }
 
@@ -180,10 +182,10 @@ module TestPiece2(){ ////toplevel
            [  50, 0]
            ];
   corners = TestPiece_holes2corners(holes);
-  TileBase(corners[0], corners[3]);
+  TileBase(corners[0], corners[2]);
   Posts(holes);
   RoundEdge(corners[0], corners[1]);
-  Interlock(corners[2], corners[0]);
+  InterlockLobe(corners[3], corners[0]);
 }
 
 module Demo(){ ////toplevel