fairphone-case: make lid_close_clearance_skew into a variable

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

diff --git a/fairphone-case.scad b/fairphone-case.scad
index 99966fda871607327c1d59bc7a28102285d70396..0b2ad4dbf2e2d483b616aea150ac838c4d1e951f 100644 (file)
--- a/fairphone-case.scad
+++ b/fairphone-case.scad
@@ -336,6 +336,8 @@ lpp13 = [ lpp12[0],            lpp12[1] + lp_r12 ];
 
 case_bottom_z = epp2o[1] - case_th_bottom;
 
+lid_close_clearance_skew = 1.3;
+
 // button profile
 bppM = epp4 + [0,5];
 bppN = [ 0.5 * (epp0[0] + epp4[0]), bppM[1] ];
@@ -1079,7 +1081,7 @@ module Lid(){ ////toplevel
 
        translate(skew_centre)
          multmatrix([[ 1, 0, 0, 0 ],
-                     [ 0, 1, -2, 0 ],
+                     [ 0, 1, -lid_close_clearance_skew, 0 ],
                      [ 0, 0, 1, 0 ],
                      [ 0, 0, 0, 1 ]])
          translate(-skew_centre)