fairphone-case: introduce TestSelectRearAperture (nfc)

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

diff --git a/fairphone-case.scad b/fairphone-case.scad
index 93e804a3613c09723256f09bbaab5db9bd29b950..20b809b15be6245a0c20d18593c5e0fbbe6eae40 100644 (file)
--- a/fairphone-case.scad
+++ b/fairphone-case.scad
@@ -21,6 +21,12 @@ camera_pos_br = [ 22.300, 37.600 ]; // tl/br as seen from back
 jack_pos = [ 13.92, 7.96 ];
 jack_dia = 9.1 + .5; // some jack I had lying around
 
+noisecancelmic_pos = [ 19.54, 7.37 ];   // from rhs
+noisecancelmic_dia = 1.75;
+
+rearspeaker_pos_bl = [ 14.92, 18.72 ];
+rearspeaker_size   = [  3.76,  7.36 ];
+
 case_th_bottom = 2.5;
 case_th_lid = 2.5;
 case_th_side = 2;
@@ -56,6 +62,8 @@ buttonishleg_default_l_is_fudge = 10;
 
 strut_min_at_end = 1.5;
 
+rearspeaker_gap    = [ 1.0, 1.0 ]; // each side
+
 // ---------- calculated ----------
 
 phone_width =  (phone + bumper*2)[0];
@@ -116,6 +124,11 @@ module rectfromto(a,b) {
     square([abs(ab[0]), abs(ab[1])]);
 }
 module circleat(c,r) { translate(c) circle(r); }
+module linextr(z0,z1) {
+  translate([0,0,z0])
+    linear_extrude(height=z1-z0)
+    children();
+}
 
 module KeeperProfile(slant=0){
   use_e = kppe + [0,-1] * slant * keeper_inner_width / keeper_slant_slope;
@@ -217,10 +230,10 @@ module CaseBase_rhsflip(yn=[0,1]) {
   }
 }
 
-module CaseBase_botflip() {
-  for (bot=[0,1]) {
+module CaseBase_botflip(yn=[0,1]) {
+  for ($botflip=yn) {
     translate([0, -phone_height/2, 0])
-      mirror([0, bot, 0])
+      mirror([0, $botflip, 0])
       translate([0, phone_height/2, 0])
       children();
   }
@@ -264,6 +277,16 @@ module AroundEdges(fill_zstart, fill_th, fill_downwards=0){
               [phone_width, -phone_height] + [-1,+1] * phone_cnr_rad);
 }
 
+module CaseAperture(pos, dia, $fn) {
+  theta = 180/$fn;
+  translate([ pos[0] + bumper[0],
+             -epp2i[0],
+             -pos[1] ])
+    rotate([-90, theta, 0])
+    cylinder(r = dia/2 / cos(theta),
+            h = 60);
+}
+
 module SideButton(y, y_ref_sign, l){
   // y_ref_sign:
   //   +1  measured from top    of actual phone to top    of button
@@ -309,6 +332,24 @@ module Struts(x_start, z_min, th){
   }
 }
 
+module RearSpeakerAperture(){
+  CaseBase_rhsflip([1]) CaseBase_botflip([1])
+    linextr(-20, 20)
+    mirror([0,1])
+    translate(rearspeaker_pos_bl + bumper)
+    rectfromto(-rearspeaker_gap,
+              rearspeaker_size + rearspeaker_gap);
+}
+
+module RearCameraAperture(){
+  CaseBase_rhsflip([1])
+    mirror([0, 0, 1])
+    linear_extrude(height = 20)
+    mirror([0, 1, 0])
+    translate(bumper)
+    rectfromto(camera_pos_tl, camera_pos_br);
+}
+
 module CaseBase(){
   AroundEdges(epp3[1], case_th_bottom, 1)
     EdgeProfile();
@@ -347,12 +388,7 @@ module Case(){ ////toplevel
       }
 
     // front camera
-    CaseBase_rhsflip([1])
-      mirror([0, 0, 1])
-      linear_extrude(height = 20)
-      mirror([0, 1, 0])
-      translate(bumper)
-      rectfromto(camera_pos_tl, camera_pos_br);
+    RearCameraAperture();
 
     // struts (invisible, because they're buried in the case)
     Struts(epp2i[0], epp2i[1] - case_th_bottom, case_th_bottom);
@@ -375,14 +411,12 @@ module Case(){ ////toplevel
         }
     }
 
-    // jack
-    translate([ jack_pos[0] + bumper[0],
-               -epp2i[0],
-               -jack_pos[1] ])
-      rotate([-90, 22.5, 0])
-      cylinder(r = jack_dia/2 / cos(22.5),
-              h = 60,
-              $fn=8);
+    // apertures along top edge
+    CaseAperture(jack_pos, jack_dia, 8);
+    CaseBase_rhsflip([1])
+      CaseAperture(noisecancelmic_pos, noisecancelmic_dia, 20);
+
+    RearSpeakerAperture();
   }
 }
 
@@ -444,7 +478,20 @@ module TestSelectCamera(){
     linear_extrude(height = 50)
     mirror([0, 1, 0])
     rectfromto([-20, -20],
-              camera_pos_br + bumper + [ 5, 5 ]);
+              camera_pos_br + bumper + [ 2, 2 ]);
+}
+
+module TestSelectRearAperture(){
+  minkowski(){
+    union() children();
+    translate([20, 0,0])
+      cube([42, 2, 1], center=true);
+  }
+}
+
+module TestSelectRearSpeaker(){
+  TestSelectRearAperture()
+    RearSpeakerAperture();
 }
 
 module TestCamera(){ ////toplevel
@@ -504,6 +551,7 @@ module TestFrameCase(){ ////toplevel
     union(){
       TestSelectFrame();
       TestSelectCamera();
+      TestSelectRearSpeaker();
     }
   }
 }