Index: work/openscad/smd_leg.fawk
===================================================================
--- work/openscad/smd_leg.fawk	(revision 38312)
+++ work/openscad/smd_leg.fawk	(revision 38313)
@@ -11,13 +11,14 @@
 function knee_arc(outer_dia, thickness, width, sweep)
 {
 	return
-		intersection(
+		difference(
+			intersection(
 				translate(0,-outer_dia,-width/3,cube(outer_dia, outer_dia, width*3)),
-				difference(cylinder(outer_dia,width),
-					translate(0,0,-width/2,cylinder(outer_dia-thickness*2,width*2))),
-				#translate(0,-outer_dia,-width/3,cube(outer_dia, outer_dia, width*3)),
+				cylinder(outer_dia,width),
 				rotate(0,0,-sweep, translate(-outer_dia,-outer_dia*2,-width,cube(outer_dia*3,outer_dia*2,width*4)))
-			);
+			),
+			translate(0,0,-width/2,cylinder(outer_dia-thickness*2,width*2))
+		);
 }
 
 
@@ -29,7 +30,7 @@
 outer_dia = "0.8";
 height = "1.0";
 width = "0.4";
-bend_angle = "25.0";
+bend_angle = "15.0";
 bend_start = "0.75";
 
 leg1 = translate(0,0,0,cube(bend_start,thickness,width));
@@ -44,5 +45,5 @@
 
 knee1 = translate(bend_start,outer_dia/2,0,knee_arc(outer_dia, thickness, width, bend_angle));
 knee2 = translate(length_total-bend_start+bend_shift,height-outer_dia/2,0,rotate(0,0,180, knee_arc(outer_dia, thickness, width, bend_angle)));
-commit(o_fn(30,rough_tin(union(leg1, knee1, leg2, knee2, leg3))));
+commit(color(1, 0, 0, o_fn(30,rough_tin(union(leg1, knee1, leg2, knee2, leg3)))));
 }