mech: Move generic PCB case to own subdirectory

This should be more decoupled because it is not specific to soundbox. It
might be later extracted to a library repository.

4 files changed, 36 insertions, 34 deletions

diff --git a/mech/common.scad b/mech/common.scad
index c433447..0ae93a8 100644
--- a/mech/common.scad
+++ b/mech/common.scad
@@ -1,4 +1,6 @@
-use <pcb_case.scad>
+use <pcb_case/common.scad>
+use <pcb_case/shell.scad>
+use <pcb_case/panel.scad>
 
 $fa = 12;          // default is 12
 $fs = 0.5;         // default is 2
diff --git a/mech/pcb_case/common.scad b/mech/pcb_case/common.scad
new file mode 100644
index 0000000..0f79e16
--- /dev/null
+++ b/mech/pcb_case/common.scad
@@ -0,0 +1,17 @@
+nut_h = 3;
+nut_d = 4.15;
+nut_r = nut_d / 2;
+bolt_d = 3;
+bolt_r = bolt_d / 2;
+
+module rounded_cube(dim, radius) {
+	range_y = [radius, dim[1]-radius];
+	range_z = [radius, dim[2]-radius];
+	height = dim[0];
+
+	hull() {
+		for (y=range_y, z=range_z) {
+			translate([0,y,z]) rotate([0,90,0]) cylinder(r=radius, h=height);
+		}
+	}
+}
diff --git a/mech/pcb_case/panel.scad b/mech/pcb_case/panel.scad
new file mode 100644
index 0000000..a42f3a8
--- /dev/null
+++ b/mech/pcb_case/panel.scad
@@ -0,0 +1,15 @@
+use <common.scad>
+
+module pcb_case_panel(dim, t) {
+	rounded_cube([t,dim[1]-2*t,dim[2]-2*t], t);
+}
+
+module pcb_case_panel_back(dim, t) {
+	translate([t,t,t])
+		pcb_case_panel(dim, t);
+}
+
+module pcb_case_panel_front(dim, t) {
+	translate([dim[0]-2*t,t,t])
+		pcb_case_panel(dim, t);
+}
diff --git a/mech/pcb_case.scad b/mech/pcb_case/shell.scad
index bbfe9bc..d7bcecc 100644
--- a/mech/pcb_case.scad
+++ b/mech/pcb_case/shell.scad
@@ -1,22 +1,4 @@
-// A generic parametric PCB case
-
-nut_h = 3;
-nut_d = 4.15;
-nut_r = nut_d / 2;
-bolt_d = 3;
-bolt_r = bolt_d / 2;
-
-module rounded_cube(dim, radius) {
-	range_y = [radius, dim[1]-radius];
-	range_z = [radius, dim[2]-radius];
-	height = dim[0];
-
-	hull() {
-		for (y=range_y, z=range_z) {
-			translate([0,y,z]) rotate([0,90,0]) cylinder(r=radius, h=height);
-		}
-	}
-}
+use <common.scad>
 
 module shell_base(dim, t) {
 	radius = t;
@@ -96,17 +78,3 @@ module pcb_case_shell_top(dim, t) {
 		rotate([180,0,0])
 			pcb_case_shell(dim, t, 0, []);
 }
-
-module pcb_case_panel(dim, t) {
-	rounded_cube([t,dim[1]-2*t,dim[2]-2*t], t);
-}
-
-module pcb_case_panel_back(dim, t) {
-	translate([t,t,t])
-		pcb_case_panel(dim, t);
-}
-
-module pcb_case_panel_front(dim, t) {
-	translate([dim[0]-2*t,t,t])
-		pcb_case_panel(dim, t);
-}