a few improvements, picture with miners moss added

readme.md

@@ -14,4 +14,7 @@ Hacker's sluice box
 ![snapshot](../raw/master/snapshot.png "Hacker's sluice box")
 
 Erstes Bild mit Fluss-Extension
-![withriverextension1](../raw/master/atspace1.jpg "Mit Fluss-Extension")
\ No newline at end of file
+![withriverextension1](../raw/master/atspace1.jpg "Mit Fluss-Extension")
+
+Zweites Bild mit Fluss-Extension und Miners Moss
+![withriverextension1](../raw/master/atspace2.jpg "Layers of moss")
\ No newline at end of file

sluice.scad

@@ -85,8 +85,8 @@ module bankerextension(length, width, height, thick, hole){
 			color("silver"){
 				union(){
 					union(){
-						// Gitter
-						*cube([(length/2),width,thick]);
+						// backplane
+						translate([0,0,height/3]) cube([thick, width, height/3*2]);
 						// oberer Boden
 						translate([length/2,0,0]){
 							cube([length/2,width,thick]);
@@ -103,6 +103,10 @@ module bankerextension(length, width, height, thick, hole){
 					translate([0,width,0]) cube([length,thick,height]);
 					translate([length,0,0]) cube([thick, width, height]);
 				}
+				// grid
+				for (x = [0 : 4 : 40]){
+    				translate([x, 0, 0])	cube([2, width, thick]);
+				}
 			}
 		}
 	}