Updating lib; beginning plexiglass design

WebWeaver @ 0d731b0d

-Subproject commit 89524e48c4cd499177603a1a2bdceacbe658ec4b
+Subproject commit 0d731b0d1af352d7659311b7e0743b385646b1f9

cad/CyanStripe/Case.scad

 
 use <PCB.scad>;
 use <Material.scad>;
-use <../../WebWeaver/scad/Util.scad>;  // TODO: needed?
+use <../../WebWeaver/scad/Util.scad>;
 
 
 $fs = 0.5;
 $fa = 1.0;
 
 $str = 3;
-$E   = 0.001;
+$E   = 0.001;  // ε
 
 plexi = 3;
 
@@ -21,7 +21,8 @@ c_fs = 15;  // frontSpace = pcb to upper plexi
 
 
 module frontPlexiOutline() {
-  
+  pcbScrewHoles()
+    circle(d=M3()*2);
   
   
 }
@@ -33,6 +34,13 @@ module frontPlexi() {
 }
 
 
+
+// translate([0, 0, pcb_t()*3])
+translate([0, 0, pcb_t()*3])
+  frontPlexi();
+
+
+
 module CyanStripeCase() {
   
 }

cad/CyanStripe/Material.scad

 
 
 module Plexiglass(alpha=0.1) {
-  color([0 /255, 0/255, 0/255], alpha=alpha) children();
+  color = 200;
+  color([color /255, color /255, color /255], alpha=alpha) children();
 }
 
 module FR4(alpha=1.0) {