From 92ac238f0c1d859102241e42a1ade5489025ad4a Mon Sep 17 00:00:00 2001
From: "Schoenberger, Philipp" <ph.schoenberger@posteo.de>
Date: Thu, 31 Jan 2019 16:15:56 +0100
Subject: [PATCH] add cylinder_square and cubic_flange

---
 3d/lib/cube.scad | 97 ++++++++++++++++++++++++++++++++++++++----------
 1 file changed, 77 insertions(+), 20 deletions(-)

diff --git a/3d/lib/cube.scad b/3d/lib/cube.scad
index 87f53f8..851d1fe 100644
--- a/3d/lib/cube.scad
+++ b/3d/lib/cube.scad
@@ -64,91 +64,148 @@ module rounded_cube(size, r, rounding=[0,0,0])
     aligned_rounded_cube(size, r, rounding=[0,0,0], aligned=[0,0,0]);
 }
 
+
+
 module axis(l=30, w=0.3) {
     color("red")
         cube([l,w,w]);
-    color("blue")
+    color("lightblue")
         cube([w,w,l]);
-    color("green")
+    color("lightgreen")
         cube([w,l,w]);
     color("black")
         cube([w,w,w]);
 }
 
+module cylinder_square(size,d,aligned) {
+    r=d/2;
+    
+    // front
+    translate([-1*aligned[0]*(size[0]/2),-1*aligned[1]*(size[1]/2),-1*aligned[2]*d/4])
+    translate([size[0]/2,size[1]/2,d/4])
+    for (x=[1,-1]){
+        hull() {
+            translate([size[0]/2,x*size[1]/2,0])
+            sphere(d=d);
+            translate([-1*(size[0]/2),x*size[1]/2,0])
+            sphere(d=d);
+        }
+        hull() {
+            translate([x*size[0]/2,size[1]/2,0])
+            sphere(d=d);
+            translate([x*size[0]/2,-1*size[1]/2,0])
+            sphere(d=d);
+        }
+    }
+}
+module cubic_flange($fn, size, e, aligned)
+{
+    h_off= (e < 0 ) ? 0 : size[2];
+
+    difference()
+    {
+        aligned_cube(size=[size[0],size[1],size[2]], aligned=aligned);
+        
+        echo(e);
+        echo(size[2]);
+        translate([0,0,size[0]/2])
+        scale([1,1,size[0]/e])
+        cylinder_square($fn=$fn,size=[size[0],size[1]], d=e*2, aligned=aligned);
+        //minkowski()
+        
+    }
+}
 // test show
+$fn=32;
+e=3;
+
 translate([-45,45,0]) {
+    
+    translate([50,-90,0]) {
+        axis();
+        translate([0,0,10])
+        %aligned_cube([10-2*e,10-2*e,5]);
+        translate([0,0,-5])
+        %aligned_cube([10,10,5]);
+
+        cubic_flange($fn=32,size=[10,10,10], e=e, aligned=[1,1,0]); 
+        translate([0,-10,0])
+        text(halign="center",valign="center", size=2, "cubic_flange()");
+    
+    }
+
     translate([0,-90,0]) {
         axis();
 
-        %cube(size=[10,10,10]);
+        cube(size=[10,10,10]);
         translate([0,-10,0])
-        text(halign="center",valign="center", $fn=$fn, size=3,font="Linux Libertine O", "cube()");
+        text(halign="center",valign="center", size=2, "cube()");
     }
 
     translate([0,10,0]) {
         axis();
 
-        %aligned_cube(size=[10,10,10], aligned=[1,1,1]);
+        aligned_cube(size=[10,10,10], aligned=[1,1,1]);
         translate([0,-10,0])
-        text(halign="center",valign="center", $fn=$fn, size=3,font="Linux Libertine O", "aligned_cube([1,1,1])");
+        text(halign="center",valign="center",  size=2, "aligned_cube([1,1,1])");
     }
 
     translate([0,-30,0]) {
         axis();
 
-        %aligned_rounded_cube(size=[10,10,10],r=1, aligned=[1,1,0]);
+        aligned_rounded_cube(size=[10,10,10],r=1, aligned=[1,1,0]);
         translate([0,-10,0])
-        text(halign="center",valign="center", $fn=$fn, size=3,font="Linux Libertine O", "aligned_rounded_cube([1,1,0])");
+        text(halign="center",valign="center", size=2, "aligned_rounded_cube([1,1,0])");
     }
 
     translate([50,10,0]) {
         $fn=32;
         axis();
 
-        %aligned_rounded_cube(size=[10,10,10],r=1, aligned=[1,1,0]);
+        aligned_rounded_cube(size=[10,10,10],r=1, aligned=[1,1,0]);
         translate([0,-10,0])
-        text(halign="center",valign="center", $fn=$fn, size=3,font="Linux Libertine O", "aligned_rounded_cube(r=1)");
+        text(halign="center",valign="center",  size=2, "aligned_rounded_cube(r=1)");
     }
 
     translate([50,-30,0]) {
         $fn=32;
         axis();
 
-        %aligned_rounded_cube(size=[10,10,10],r=2, aligned=[1,1,0]);
+        aligned_rounded_cube(size=[10,10,10],r=2, aligned=[1,1,0]);
         translate([0,-10,0])
-        text(halign="center",valign="center", $fn=$fn, size=3,font="Linux Libertine O", "aligned_rounded_cube(r=2)");
+        text(halign="center",valign="center", size=2, "aligned_rounded_cube(r=2)");
     }
 
     translate([100,10,0]) {
         $fn=32;
         axis();
 
-        %aligned_rounded_cube(size=[10,10,10],r=2, rounding=[1,1,1]);
+        aligned_rounded_cube(size=[10,10,10],r=2, rounding=[1,1,1]);
         translate([0,-10,0])
-        text(halign="center",valign="center", $fn=$fn, size=3,font="Linux Libertine O", "aligned_rounded_cube([1,1,1])");
+        text(halign="center",valign="center",  size=2, "aligned_rounded_cube([1,1,1])");
     }
     translate([100,-30,0]) {
         $fn=32;
         axis();
 
-        %aligned_rounded_cube(size=[10,10,10],r=2, rounding=[1,1,0]);
+        aligned_rounded_cube(size=[10,10,10],r=2, rounding=[1,1,0]);
         translate([0,-10,0])
-        text(halign="center",valign="center", $fn=$fn, size=3,font="Linux Libertine O", "aligned_rounded_cube([1,1,0])");
+        text(halign="center",valign="center", size=2, "aligned_rounded_cube([1,1,0])");
     }
     translate([100,-60,0]) {
         $fn=32;
         axis();
 
-        %aligned_rounded_cube(size=[10,10,10],r=2, rounding=[1,0,1]);
+        aligned_rounded_cube(size=[10,10,10],r=2, rounding=[1,0,1]);
         translate([0,-10,0])
-        text(halign="center",valign="center", $fn=$fn, size=3,font="Linux Libertine O", "aligned_rounded_cube([1,0,1])");
+        text(halign="center",valign="center",  size=2, "aligned_rounded_cube([1,0,1])");
     }
     translate([100,-90,0]) {
         $fn=32;
         axis();
 
-        %aligned_rounded_cube(size=[10,10,10],r=2, rounding=[0,1,1]);
+        aligned_rounded_cube(size=[10,10,10],r=2, rounding=[0,1,1]);
         translate([0,-10,0])
-        text(halign="center",valign="center", $fn=$fn, size=3,font="Linux Libertine O", "aligned_rounded_cube([0,1,1])");
+        text(halign="center",valign="center", size=2, "aligned_rounded_cube([0,1,1])");
     }
 }