From f927eb055aa1437440d5e623bd0175375f6552ab Mon Sep 17 00:00:00 2001
From: XANTRONIX Development
Date: Wed, 15 Nov 2023 18:48:50 -0500
Subject: Into the wilds

---
 case/top.scad | 30 ++++++++++++++++++++++--------
 1 file changed, 22 insertions(+), 8 deletions(-)

diff --git a/case/top.scad b/case/top.scad
index 62473bd..2d92679 100644
--- a/case/top.scad
+++ b/case/top.scad
@@ -115,7 +115,13 @@ module top_case(key_switch_sizes, pcb_screw_holes) {
             right_triangle(height);
         }
 
-        translate([0, length, 0]) rotate([-90, 0, -90]) linear_extrude(width) shape();
+        translate([0, length, 0])
+        rotate([-90, 0, -90])
+        linear_extrude(width)
+        intersection() {
+            shape();
+            square([length, height]);
+        }
     }
 
     module body() {
@@ -136,9 +142,10 @@ module top_case(key_switch_sizes, pcb_screw_holes) {
         /* Left */
         cube([wall_width, case_length_bottom, wall_height - wall_width], false);
 
-        /* Upper vertical supports */
-        upper_support_x_interval = (keyboard_width + wall_width + 1.25) / 6;
+        support_x_interval = (keyboard_width + wall_width + 1.25) / 6;
+        support_x_offset   = keyboard_x_offset - wall_width;
 
+        /* Upper vertical supports */
         upper_support_length = case_length_bottom
                              - keyboard_length
                              - keyboard_y_offset
@@ -148,14 +155,21 @@ module top_case(key_switch_sizes, pcb_screw_holes) {
                                + keyboard_length
                                + wall_width;
 
-        upper_support_x_offset = keyboard_x_offset - wall_width;
+        /* Lower vertical supports */
+        lower_support_length = keyboard_y_offset - 2 * wall_width;
 
-        for (x = [0: upper_support_x_interval: keyboard_width + 2 * wall_width]) {
-            translate([upper_support_x_offset + x,
+        lower_support_y_offset = wall_width;
+
+        for (x = [0: support_x_interval: keyboard_width + 2 * wall_width]) {
+            translate([support_x_offset + x,
                        upper_support_y_offset,
                        wall_height - wall_width])
-            support([upper_support_length, keyboard_switch_height],
-                    1.25);
+            support([upper_support_length, keyboard_switch_height], 1.25);
+
+            translate([support_x_offset + x,
+                       lower_support_y_offset,
+                       wall_height - wall_width])
+            support([lower_support_length, keyboard_switch_height], 1.25);
         }
     }
 
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