refactor

old/frontPlate.scad

@@ -0,0 +1,71 @@
+include <../common.scad>
+include <./screws.scad>
+include <../rpi/voronoi.scad>
+
+vU = 2;
+uHeight = 10;
+
+plateScrewDiffV = uHeight*vU;
+plateScrewDiffH = 180;
+
+plateScrewToHEdge = 4.5;
+plateScrewToVEdge = 5.5;
+
+frontPlateThickness = 2.5;
+
+frontPlateV = plateScrewDiffV + 2*plateScrewToHEdge;
+frontPlateH = plateScrewDiffH + 2*plateScrewToVEdge;
+
+
+plateScrewToBoxMin = 6;
+
+module _frontPlateBody() {
+  translate(v=[-plateScrewToVEdge,0,-plateScrewToHEdge])
+    cube(size=[frontPlateH,frontPlateThickness,frontPlateV]);
+}
+
+module _plateHole() {
+  rotate(a=[90,0,0])
+  cylinder(r=m4RadiusSlacked, h=inf, center=true);
+}
+
+
+module frontPlate() {
+
+  difference() {
+    _frontPlateBody();
+
+    union() {
+      // TODO: introduce helper modules for this pattern
+      _plateHole();
+
+      translate(v=[plateScrewDiffH,0,0])
+        _plateHole();
+
+      translate(v=[0,0,plateScrewDiffV])
+        _plateHole();
+
+      translate(v=[plateScrewDiffH,0,plateScrewDiffV])
+        _plateHole();
+    }
+  }
+}
+
+difference() {
+  difference () {
+    rotate(a=[-90,0,0])
+      frontPlate();
+    translate(v=[0,0,-5])
+      voronoi3u_N(10);  
+  }
+// lug holes
+  union() {
+    translate(v=[160,-3,-frontPlateThickness])
+    cube(size=[5.2, 5.2, 3]);
+    translate(v=[160-91.1,-3,-frontPlateThickness])
+    cube(size=[5.2, 5.2, 3]);
+  }
+}
+
+
+