Account for PCB edge clearances

1 files changed, 38 insertions, 17 deletions

diff --git a/case/case.scad b/case/case.scad
index db677a9..c47900e 100644
--- a/case/case.scad
+++ b/case/case.scad
@@ -30,32 +30,53 @@ module keyboard_base_plate(pcb_width, pcb_height) {
         }
     }
 
-    /* Lower left rounded corner */
-    corner([0, 0, 0], [-90, 90, 90]);
+    /* Lower left corner */
+    corner([0 - pcb_clearance_edge,
+            0 - pcb_clearance_edge, 0], [-90, 90, 90]);
 
-    /* Upper left rounded corner */
-    corner([0, pcb_height, 0], [0, 90, 90]);
+    /* Upper left orner */
+    corner([0 - pcb_clearance_edge,
+            pcb_clearance_edge + pcb_height, 0], [0, 90, 90]);
 
-    /* Upper right rounded corner */
-    corner([pcb_width, pcb_height, 0], [90, 90, 90]);
+    /* Upper right corner */
+    corner([pcb_clearance_edge + pcb_width,
+            pcb_clearance_edge + pcb_height, 0], [90, 90, 90]);
 
-    /* Lower right rounded corner */
-    corner([pcb_width, 0, 0], [180, 90, 90]);
+    /* Lower right corner */
+    corner([    pcb_clearance_edge + pcb_width,
+            0 - pcb_clearance_edge, 0], [180, 90, 90]);
 
     /* Top edge */
-    edge(pcb_width, [0, pcb_height, 0], [0, 90, 0]);
-
+    edge(2 * pcb_clearance_edge + pcb_width,
+         [0 - pcb_clearance_edge,
+              pcb_clearance_edge + pcb_height, 0],
+         [0, 90, 0]);
+         
     /* Right edge */
-    edge(pcb_height, [pcb_width, 0, 0], [270, 0, 0]);
-
+    edge(2 * pcb_clearance_edge + pcb_height,
+         [    pcb_clearance_edge + pcb_width,
+          0 - pcb_clearance_edge, 0],
+         [270, 0, 0]);
+         
     /* Bottom edge */
-    edge(pcb_width, [0, 0, 0], [90, 180, 90]);
-
+    edge(2 * pcb_clearance_edge + pcb_width,
+         [0 - pcb_clearance_edge,
+          0 - pcb_clearance_edge,
+          0],
+         [90, 180, 90]);
+         
     /* Left edge */
-    edge(pcb_height, [0, 0, 0], [270, 90, 0]);
+    edge(2 * pcb_clearance_edge + pcb_width,
+         [0 - pcb_clearance_edge,
+          0 - pcb_clearance_edge, 0],
+         [270, 90, 0]);
 
-    linear_extrude(corner_radius*2);
-    square([pcb_width, pcb_height], false);
+    linear_extrude(corner_radius*2)
+    translate([0 - pcb_clearance_edge,
+               0 - pcb_clearance_edge, 0])
+    square([2 * pcb_clearance_edge + pcb_width,
+            2 * pcb_clearance_edge + pcb_height],                     
+            false);
 }
 
 keyboard_base_plate(pcb_width, pcb_height);