fairphone-case: introduce SideButton y_ref_sign etc. (nfc)

[reprap-play.git] / fairphone-case.scad

diff --git a/fairphone-case.scad b/fairphone-case.scad
index b89c8f9e98a3528a5831385651f29670cdb13ab0..7735c9faa1cb863cd5c6789a21389c6430ed4633 100644 (file)
--- a/fairphone-case.scad
+++ b/fairphone-case.scad
@@ -2,7 +2,7 @@
 
 phone = [ 145.0, 75.0 ];
 
-bumper = [ 0.750, 0.875 ];
+bumper = [ 0.250, 0.250 ];
 // ^ One side.  Overall size is increased by twice this.
 // If no bumpers, is the gap around the phone.
 
@@ -15,8 +15,8 @@ phone_total_thick = 12.0;
 phone_backside_slope_inner = 1.5; // larger means shallower
 phone_backside_slope_outer = 1.0; // larger means shallower
 
-camera_pos_tl = [  6.250, 12.125 ]; // measured from tl corner
-camera_pos_br = [ 22.10,  36.975 ]; // tl/br as seen from back
+camera_pos_tl = [  6.450, 12.750 ]; // measured from tl corner
+camera_pos_br = [ 22.300, 37.600 ]; // tl/br as seen from back
 
 case_th_bottom = 2.5;
 case_th_lid = 2.5;
@@ -48,7 +48,7 @@ lid_lip = 1.75;
 $fa = 5;
 $fs = 0.1;
 
-button_l_fudge = 4.5;
+button_l_fudge = 4.4;
 
 strut_min_at_end = 1.5;
 
@@ -57,6 +57,9 @@ strut_min_at_end = 1.5;
 phone_height = (phone + bumper*2)[0];
 phone_width =  (phone + bumper*2)[1];
 
+//echo(camera_pos_tl + bumper,
+//     camera_pos_br + bumper);
+
 // ----- could be changed -----
 lid_buttoncover_gap = lid_gap_x;
 lid_buttoncover_overlap = case_th_lip + keeper_gap_z_top;
@@ -89,8 +92,6 @@ lp_r12 = case_th_lid - (lpp11[1] - lpp10[1]);
 lpp12 = [ epp4[0] + lp_r12,    lpp11[1] ];
 lpp13 = [ lpp12[0],            lpp12[1] + lp_r12 ];
 
-echo(lpp13 - lpp10);
-
 // button profile
 bppM = epp4 + [0,5];
 bppN = [ 0.5 * (epp0[0] + epp4[0]), bppM[1] ];
@@ -257,14 +258,22 @@ module AroundEdges(fill_zstart, fill_th, fill_downwards=0){
               [phone_width, -phone_height] + [-1,+1] * phone_cnr_rad);
 }
 
-module SideButton(y,l){
+module SideButton(y, y_ref_sign, l){
+  // y_ref_sign:
+  //   +1  measured from top    of actual phone to top    of button
+  //   -1  measured from bottom of actual phone to bottom of button
+  //    0  y is centre of button in coordinate system
   $button_l= l;
-  translate([0, -y, 0])
+  eff_y = y_ref_sign > 0 ?         -bumper [1] -y -l/2 :
+         y_ref_sign < 0 ? (-phone +bumper)[1] +y +l/2 :
+         -y;
+  echo(eff_y);
+  translate([0, eff_y, 0])
     children();
 }
 
 module Buttons(){
-  CaseBase_rhsflip([1]) SideButton(20.6, 8.8) children(); // power
+  CaseBase_rhsflip([1]) SideButton(14.950, +1, 8.9) children(); // power
 }
 
 module Struts(x_start, z_min, th){