X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=light-bracket.scad;h=f97611fc8885135d6a60eb548c106fddf0a1054f;hb=4a69b3f0d287ac00527d4acb8862bac53c886e3e;hp=73edbe7ba6118dbae49bf36f7f6acd34dc6ca487;hpb=986081919dca1fee534a9228a08368da5c613075;p=reprap-play.git

diff --git a/light-bracket.scad b/light-bracket.scad
index 73edbe7..f97611f 100644
--- a/light-bracket.scad
+++ b/light-bracket.scad
@@ -48,16 +48,30 @@ module hstuff() {
 	translate([-10,0,0]) hhookbot(15);
 }
 
+module slashes() {
+	for (y=[-35 : 35 : +40])
+		translate([0,y,0])
+			rotate(v=[0,0,1],a=45)
+				cube(center=true, [ 5,200,200 ]);
+}
+
 module base() {
 	translate([ 0, base_height/2 + base_margin, -base_thick/2 ])
-	difference() {
+	intersection() {
 		cube(center=true,
 			[ base_width, base_height, base_thick+10 ]);
-		cube(center=true,
-			[ base_width - base_edgewidth*2,
-			  base_height - base_edgewidth*2,
-			  base_thick + 15 ]);
-		
+		union() {
+			difference() {
+				cube(center=true, [ 200,200,200 ]);
+				cube(center=true,
+					[ base_width - base_edgewidth*2,
+					  base_height - base_edgewidth*2,
+					  base_thick + 15 ]);
+				
+			}
+			slashes();
+			mirror([1,0,0]) slashes();
+		}
 	}
 //	translate([-base_width/2, base_margin, -base_thick*2])
 //		cube(center=false, [base_width,base_height,base_thick+10]);
@@ -81,10 +95,19 @@ module screwhole(holedia, csdia) {
 	cylinder(h=100, r=csdia/2);
 }
 
-difference() {
-	stuff();
-	mainhole();
-	for (y=screw_ys) translate([0, y, -base_thick+2]) screwhole(4,10);
-	translate([0,0,-50 - base_thick])
-		cube(center=true,[300,300,100]); // print bed
+module bracket() {
+	// this is the actual thing we want
+	difference() {
+		stuff();
+		mainhole();
+		for (y=screw_ys) translate([0, y, -base_thick+2])	
+			screwhole(4,10);
+		translate([0,0,-50 - base_thick])
+			cube(center=true,[300,300,100]); // print bed
+	}
+}
+
+intersection() {
+	bracket();
+	cube(center=true, [100,55,100]);
 }