crossbar-computer-led-mount: cross sections done?

diff --git a/crossbar-computer-led-mount.scad b/crossbar-computer-led-mount.scad
index 45f1f2db7c110776b68f67a68024326231ab24d2..b86b4b974801adc53433fe226062f7b7be0c0b1e 100644 (file)
--- a/crossbar-computer-led-mount.scad
+++ b/crossbar-computer-led-mount.scad
@@ -70,6 +70,17 @@ module TowerWallCrossSection(){
           [-backfront_mate_extra, -tower_base_height]]);
 }
 
+module TowerWallSomeEdge(front){
+  minkowski(){
+    difference(){
+      TowerWallCrossSection();
+      translate([front ? 0.10 : -0.10, 0])
+       TowerWallCrossSection();
+    }
+    circle(r=tower_wall_thick, $fn=8);
+  }
+}
+
 module TowerBulkCrossSection(){
   intersection(){
     TowerWallCrossSection();
@@ -77,9 +88,32 @@ module TowerBulkCrossSection(){
       translate([-tower_over_max_y/2,
                 tower_frontheight + tower_overhang*sin(tower_over_angle)/2])
        circle(r = led_depth);
+      TowerWallSomeEdge(true);
+      translate([-50, -50])
+       square([100, 50]);
+    }
+  }
+}
+
+module TowerRearWallCrossSection(){
+  intersection(){
+    TowerWallCrossSection();
+    union(){
+      intersection(){
+       translate([0,-10]) square([100, 10+tower_frontheight]);
+       TowerWallSomeEdge(false);
+      }
+      TowerBulkCrossSection();
     }
   }
 }
 
-%TowerWallCrossSection();
-TowerBulkCrossSection();
+module TowerDemo(){
+  %TowerWallCrossSection();
+  //TowerBulkCrossSection();
+  TowerRearWallCrossSection();
+}
+
+TowerDemo();
+//TowerWallSomeEdge(false);
+//TowerWallFrontEdge();