Add verbose comments, trying to figure this spiral generation out. Ahhhh!

spiral/spiral_3.scad

@@ -26,6 +26,22 @@ module spiral (count = 40, start_d = 48, spacing = 2.075) {
     increment = spacing / $fn;
     
     facetProfile = [[0, 0], [top_offset, -h], [bottom, -h], [bottom, 0]];
+
+    /**
+     * Verbose
+         spiralPath = [ 
+            //for facet number times "count" or number of rotations
+            //create an array containing [ x, y, z] values for path extrude
+            for(t = [0 : $fn * count]) {
+                  [
+                    //starting radius + (iterator * increment size) * (cosine || sine) of (iterator * fractional angle
+                    ((start_d / 2) + (t * increment)) * cos(t * angle_i), //x value
+                    ((start_d / 2) + (t * increment)) * sin(t * angle_i), //y value
+                    0 //z value
+                  ] 
+                }
+            ];
+     **/
     
     
     spiralPath = [ for(t = [0 : $fn * count])

spiral/spiral_4.scad

@@ -6,7 +6,9 @@ $fn=FN;
 include <../libraries/path_extrude.scad>;
 
 /**
- * Distinction from spiral_3: use of for loop and union to join rotations.
+ * Distinction from spiral_3: use of for loop and union to join rotations. Somehow
+ * got it into my head that this was faster? It does adjust the facet size to the 
+ * diameter.
  **/
 
 module spiral (count = 40, start_d = 48, spacing = 2.075) {