update slack

helper/slack.scad

@@ -13,8 +13,7 @@
     - This shouldn't be used to compensate for more serious part shrinkage (> +-0.5mm differences)
 */
 
-// TODO change this
+xySlack = 0.4;
-xySlack = 0.2;
 
 radiusXYSlack = xySlack/2;
 
@@ -25,5 +24,5 @@ overhangSlack = 0.4;
 supportedOverhangSlack = 0.4;
 
 
-// special slack cases
+// special slack cases, change if neccessary
-xBarYBarDovetailSlack = xySlack*2;
+xBarYBarDovetailSlack = xySlack;

rack/xyBarConnector.scad

@@ -50,7 +50,7 @@ module yBarConnectorFromX_N() {
     backFaceScale = 1.2);
 
     // TODO clean this up
-    translate(v = [-6, y, z])
+    translate(v = [-xBarSideThickness, y, z])
     rotate(a = [0, -90, 0])
     counterSunkHead_N(rackFrameScrewType, screwExtension=inf10, headExtension=inf10);
 }