moved default_max_bridge

1 files changed, 7 insertions, 3 deletions

diff --git a/cubbies.scad b/cubbies.scad
index 26bcc22..3fbb5aa 100644
--- a/cubbies.scad
+++ b/cubbies.scad
@@ -24,8 +24,11 @@ strut_thickness=5;
 max_bridge=0;
 
 /* [Tab Dimensions] */
+// width of each tab
 tab_width=10;
-tab_padding=5;                  // minimum material between tabs
+// material between tabs
+tab_padding=5;
+// this value will be added to the mortises for additional tolerance
 tab_tolerance=0.5;
 
 /* [Screw Tabs] */
@@ -34,6 +37,7 @@ screw_tabs=true;
 /* [Hidden] */
 tab_depth=thickness;
 tab_height=thickness;
+default_max_bridge=(cubby_height + cubby_width) / 5;
 
 if ( part == "both" ) {
      both();
@@ -142,8 +146,8 @@ module cubby_side (depth, height, screw_tabs=true) {
 }
 
 module strut_wall(w, h) {
-     bridge=max_bridge ? max_bridge : (h+w)/5;
-     sparse_strut(
+    bridge=max_bridge ? max_bridge : default_max_bridge;
+    sparse_strut(
           l=w,
           h=h,
           thick=thickness,