refactor yBar to include better variables

rack/mainRail.scad

@@ -14,7 +14,7 @@ railSideMountThickness = 2.5;
 
 // Distance between the middle of a screw mount and the rail's vertical edges
 railScrewHoleToInnerEdge = 5;
-railScrewHoleToOuterEdge = 7;
+railScrewHoleToOuterEdge = 9;
 
 // Distance between the midpoint of the rail screw holes.
 rackMountScrewWidth = maxUnitWidth + 2 * railScrewHoleToInnerEdge;
@@ -30,7 +30,7 @@ frontFaceWidth = railScrewHoleToInnerEdge + railScrewHoleToOuterEdge;
 railTotalWidth = frontFaceWidth;
 railTotalDepth = railFrontThickness+sideSupportDepth;
 
-mainRail();
+*mainRail();
 
 echo("Total Rail Height: ", railTotalHeight);
 

rack/sideWallConnector.scad

@@ -1,6 +1,7 @@
 include <./config.scad>
 include <../helper/screws.scad>
 
+sideWallConnectorSlotWidth = 7;
 module sideWallConnector_N() {
 
     lugW = 7;

rack/yBar.scad

@@ -13,15 +13,16 @@ include <./xyBarConnector.scad>
 include <./sideWallConnector.scad>
 include <./yBarBasePlateConnector.scad>
 
-// TODO clean up
-// TODO: How do I nicely explain this?
-railSlotSpacing = 3;
-sideSpacing = 12;
+railSlotToInnerYEdge = 2;
+railSlotToXZ = 3;
+railSlotToSideWallSlot = 0;
+sideWallSlotToOuterYEdge = 3;
+sideWallSlotToXZ = 3;
 
-yBarDepth = maxUnitDepth + 2*railSlotSpacing;
-yBarWidth = railSlotSpacing + railTotalWidth + sideSpacing;
+yBarDepth = maxUnitDepth + 2*railSlotToInnerYEdge;
+yBarWidth = railSlotToInnerYEdge + railTotalWidth+ railSlotToSideWallSlot
+  + sideWallSlotToOuterYEdge + sideWallConnectorSlotWidth;
 yBarHeight = 15;
-
 yBarWallThickness = 3;
 yBarRoundness = baseRoundness;
 
@@ -29,8 +30,9 @@ joinCornerDepth = 32;
 
 echo("Bar total depth: ", yBarDepth);
 echo("Bar total width: ", yBarWidth);
+echo("Bar total height: ", yBarHeight);
 
-*yBar();
+yBar();
 
 module yBar() {
 
@@ -57,12 +59,12 @@ module yBar() {
   module applyBasePlateConnector() {
     apply_pn() {
       mirrorOtherCorner() {
-        translate(v = [yBarWidth-12, joinCornerDepth, yBarWallThickness]) // why do we need 0.01 here???
+        translate(v = [yBarWidth-yBarBasePlateConnectorWidth, joinCornerDepth, yBarWallThickness])
         yBarBasePlateMount_P();
       }
 
       mirrorOtherCorner() {
-        translate(v = [yBarWidth-12, joinCornerDepth, 0])
+        translate(v = [yBarWidth-yBarBasePlateConnectorWidth, joinCornerDepth, 0])
         yBarBasePlateMount_N();
       }
 
@@ -83,7 +85,7 @@ module yBar() {
   module applySideWallConnector() {
     apply_n() {
       mirrorOtherCorner()
-      translate(v = [yBarWidth-(railTotalWidth+railSlotSpacing)-9, railSlotSpacing, yBarHeight])
+      translate(v = [yBarWidth-(railTotalWidth+railSlotToInnerYEdge+railSlotToSideWallSlot+sideWallConnectorSlotWidth), sideWallSlotToXZ, yBarHeight])
       sideWallConnector_N();
 
       children(0);
@@ -93,7 +95,7 @@ module yBar() {
   module applyRailConnector() {
     apply_n() {
       mirrorOtherCorner()
-      translate(v = [yBarWidth-(railTotalWidth+railSlotSpacing), railSlotSpacing, yBarHeight-railFootThickness])
+      translate(v = [yBarWidth-(railTotalWidth+railSlotToInnerYEdge), railSlotToXZ, yBarHeight-railFootThickness])
       railFeetSlot_N();
 
       children(0);

rack/yBarBasePlateConnector.scad

@@ -7,6 +7,9 @@ _mountX = 12;
 _mountY = 14;
 _mountZ = 10;
 
+// Needed for yBar to align this connector to its inner Y edge
+yBarBasePlateConnectorWidth = _mountX;
+
 // x and y faces of the yBarBasePlateMount_P block
 _innerXFaceToScrew = 6;
 _innerYFaceToScrew = 8;