.gitignore

@@ -0,0 +1 @@
+/.idea

README.md

@@ -1,2 +1,3 @@
-# scad-lib
+# MattSCAD
-My custom SCAD library, contains bits and pieces like a metric bolt generator, and an extrusion generator.
+Matt's custom OpenSCAD Library.
+This is my custom SCAD library, contains bits and pieces like a metric bolt generator, and an extrusion generator.

bearings.scad

@@ -5,7 +5,7 @@ module bearing(id, od, wd, mcmaster, series, labels=false){
         color("grey")cylinder(d=od,h=wd, center=true);
         color("white")cylinder(d=id,h=wd+1, center=true);  
         if($preview && labels){
-            bearing_lettering(id, od, wd, mcmaster, series);    
+            bearing_lettering(id, od, wd, mcmaster, series);
         }
     }
 }
@@ -101,7 +101,7 @@ module bearing_16100(labels=true){ bearing(10,28,8,"5972K223","16100", labels=la
 module bearing_16101(labels=true){ bearing(12,30,8,"5972K224","16101", labels=labels); }
 
 translate([0,0,0])
-{   
+{
     bearing_6800();
     bearing_6804();
     bearing_6907();
@@ -111,7 +111,7 @@ translate([0,0,0])
 
 
 translate([0,60,0])
-{   
+{
     bearing_6800(labels=false);
     bearing_6804(labels=false);
     bearing_6907(labels=false);

extrusion.scad

@@ -6,7 +6,7 @@ module doubleExtrusion(width,length, center=false){
         translate([0,(width - extraWallWidth)/2,length/2])
         cube([center?0:width/2,extraWallWidth,length], center=true);
     }
-    
+
     translate([(width/2),0,0])
     children();
     translate([(width/2)*-1,0,0])
@@ -44,17 +44,17 @@ module extrusion_sub(length=10, outer=40, tSlot=8, gusset=4.5, bore=7, center=fa
                         }
                     }
                 }
-                
+
                 // Crossbar
                 mirrorCopy(){
                     rotate(45)
                     cube([outer*1.3, gusset, length], center=true);
                 }
-                
+
                 // Core
                 cube([bore*2,bore*2,length], center=true);
             };
-            
+
             union(){
                 // Tappable Bore
                 cylinder(d=bore, h=length+2, center=true);

hexgrid.scad

@@ -0,0 +1,20 @@
+module hexGrid(fillRatio=0.5, gridSize=10, height=1, center=false, rows=3, columns=4) {
+    colMulti = 0.752;    
+    rowMulti = 0.86;
+    offset = [
+        (gridSize*colMulti)*((columns-1)/2),
+        (gridSize*rowMulti)*((rows-.5)/2),
+        0] * -1;
+    translate(offset){
+        for(row= [0:rows-1]){
+            translate([0,gridSize*row*rowMulti,0])
+            for(col=[0:columns-1]){
+                translate([gridSize*col*colMulti,col%2?(gridSize*rowMulti)/2:0,0])
+                cylinder(h=height,d=gridSize*fillRatio, $fn=6, center=center);
+            }
+            
+        }
+    }
+}
+
+hexGrid(fillRatio=0.8, gridSize=10, height=10, center=false);

mattlib.scad

@@ -1,3 +1,4 @@
+$fn=$preview ? 60 : 360;
 include <../Lib/bearings.scad>;
 include <../Lib/mirrorcopy.scad>;
 include <../Lib/part_splitter.scad>;
@@ -10,4 +11,5 @@ include <../Lib/corner_radiuser.scad>;
 include <../Lib/gears.scad>;
 include <../Lib/prism.scad>;
 include <../Lib/fillet_cylinder.scad>;
-include <../Lib/o-ring.scad>;
+include <../Lib/o-ring.scad>;
+include <../Lib/hexgrid.scad>;