3 phone = [ 75.0, 145.0 ];
5 bumper = [ 0.250, 0.250 ];
6 // ^ One side. Overall size is increased by twice this.
7 // If no bumpers, is the gap around the phone.
11 button_cutout_depth = 9;
13 phone_edge_thick = 9.0;
14 phone_total_thick = 12.0;
15 phone_backside_slope_inner = 1.5; // larger means shallower
16 phone_backside_slope_outer = 1.0; // larger means shallower
18 camera_pos_tl = [ 6.450, 12.750 ]; // measured from tl corner
19 camera_pos_br = [ 22.300, 37.600 ]; // tl/br as seen from back
26 case_struts_count = 6;
27 case_struts_solid_below = 1.00;
28 case_struts_solid_above = 0.75;
29 case_struts_width = 0.10;
33 keeper_inner_width = 2.75;
34 keeper_inner_height = 2.75;
35 keeper_slant_slope = 2; // larger means steeper
37 keeper_gap_z_top = 0.25;
38 keeper_gap_z_bot = 0.75;
40 keeper_gap_x_holes = 0.75;
52 buttonishleg_default_l_is_fudge = 10;
54 strut_min_at_end = 1.5;
56 // ---------- calculated ----------
58 phone_width = (phone + bumper*2)[0];
59 phone_height = (phone + bumper*2)[1];
61 //echo(camera_pos_tl + bumper,
62 // camera_pos_br + bumper);
64 // ----- could be changed -----
65 lid_buttoncover_gap = lid_gap_x;
66 lid_buttoncover_overlap = case_th_lip + keeper_gap_z_top;
68 phone_backside_slope_thick = phone_total_thick - phone_edge_thick;
70 //lid_lip_overlap_width xxx bad name = ;
71 //lid_lip_inner_slope = [ 5, 5 ]; // xxx
74 epp1 = [0, -phone_edge_thick];
75 epp2i = epp1 + phone_backside_slope_thick * [ phone_backside_slope_inner, -1 ];
76 epp2o = epp1 + phone_backside_slope_thick * [ phone_backside_slope_outer, -1 ];
77 epp3 = epp2i + [10, 0];
78 epp5 = epp0 + [0,1] * (keeper_th_z + keeper_gap_z_top + case_lip);
79 epp4 = epp5 + [-1,0] * case_th_side;
82 kppd = kppe + [1,0] * keeper_inner_width;
83 kppc = kppd + [0,1] * keeper_th_z;
84 kppb = [ kppe[0] - keeper_th_x, kppc[1] ];
85 kppf = kppe - [0,1] * keeper_inner_height;
86 kppa = [ kppb[0], kppf[1] ];
88 lpp10 = [ epp5[0] + lid_gap_x, kppc[1] + lid_gap_z ];
89 lpp11 = [ lpp10[0], epp5[1] + lid_gap_z ];
91 lp_r12 = case_th_lid - (lpp11[1] - lpp10[1]);
93 lpp12 = [ epp4[0] + lp_r12, lpp11[1] ];
94 lpp13 = [ lpp12[0], lpp12[1] + lp_r12 ];
98 bppN = [ 0.5 * (epp0[0] + epp4[0]), bppM[1] ];
99 bppR = [ bppN[0] + lid_buttoncover_gap, -button_cutout_depth ];
100 bppS = [ epp1[0], bppR[1] ];
101 bppQ = [ bppM[0], bppR[1] - lid_buttoncover_overlap ];
102 bppP = bppQ + [0,1] * lid_buttoncover_gap;
103 bppO = [ bppN[0], bppP[1] ];
104 bppL = lpp10 + [5,0];
105 bppK = [ bppL[0], bppN[1] ];
106 bppJ = [ bppN[0], bppL[1] ];
108 module rectfromto(a,b) {
110 translate([min(a[0], b[0]), min(a[1], b[1])])
111 square([abs(ab[0]), abs(ab[1])]);
113 module circleat(c,r) { translate(c) circle(r); }
115 module KeeperProfile(slant=0){
116 use_e = kppe + [0,-1] * slant * keeper_inner_width / keeper_slant_slope;
117 polygon([use_e, kppd, kppc, kppb, kppa, kppf]);
120 module EdgeProfile(){
123 translate(epp3) square(case_th_bottom*2, center=true);
124 circleat(epp2o, r=case_th_bottom);
125 circleat(epp1, r=case_th_side);
126 rectfromto(epp0, epp4);
128 polygon([ epp5 + [0,10],
135 module LidEdgeProfile(){
144 circleat(lpp12, r=lp_r12);
145 rectfromto( lpp12 + [-10, 0],
146 lpp12 + [+10, +10] );
150 module ButtonCoverProfile(){
152 polygon([ bppM, bppP, bppO, bppJ, bppL, bppK ]);
160 module ButtonPlan(l, deep, cut){
162 (cut ? 0 : lid_buttoncover_gap);
165 (deep ? lid_buttoncover_overlap : 0);
167 C = [0,0]; // by definition
171 B0 = C + [0,-1] * button_cutout_depth;
172 B1 = B0 + [0,1] * epsilon;
174 r0 = 0.5 * (T[1] - B0[1]);
175 A = [ -(l + button_l_fudge)/2 + r0, 0.5 * (T[1] + B0[1]) ];
176 H = A + [0,-1] * delta;
182 E1 = E0 + [1,0] * epsilon;
184 I0 = [ E0[0], H[1] ];
185 I1 = [ E1[0], H[1] ];
188 for (m=[0,1]) mirror([m,0])
189 circleat(H, r0 - epsilon);
191 for (m=[0,1]) mirror([m,0]) {
201 circleat(D, r0 + epsilon);
206 module CaseBase_rhsflip(yn=[0,1]) {
208 translate([phone_width/2, 0, 0])
209 mirror([$rhsflip,0,0])
210 translate([-phone_width/2, 0, 0])
215 module CaseBase_botflip() {
217 translate([0, -phone_height/2, 0])
219 translate([0, phone_height/2, 0])
224 module AroundEdges(fill_zstart, fill_th, fill_downwards=0){
227 translate([0, -phone_cnr_rad, 0])
229 linear_extrude(height = phone_height - phone_cnr_rad*2)
233 CaseBase_rhsflip() CaseBase_botflip() {
234 translate([+1,-1] * phone_cnr_rad)
239 translate([-1,0] * phone_cnr_rad)
241 rectfromto([0,-20],[10,20]);
243 translate([-10, 0, -20] + 0.01 * [+1,-1, 0] )
249 translate([ phone_width - phone_cnr_rad, 0,0 ])
251 linear_extrude(height = phone_width - phone_cnr_rad*2)
255 translate([0,0, fill_zstart])
256 mirror([0,0, fill_downwards])
257 linear_extrude(height = fill_th)
258 rectfromto([+1,-1] * phone_cnr_rad,
259 [phone_width, -phone_height] + [-1,+1] * phone_cnr_rad);
262 module SideButton(y, y_ref_sign, l){
264 // +1 measured from top of actual phone to top of button
265 // -1 measured from bottom of actual phone to bottom of button
266 // 0 y is centre of button in coordinate system
268 eff_y = y_ref_sign > 0 ? -bumper [1] -y -l/2 :
269 y_ref_sign < 0 ? (-phone -bumper)[1] +y +l/2 :
272 translate([0, eff_y, 0])
276 module LidButtonishLeg(y, y_ref_sign, l=buttonishleg_default_l_is_fudge) {
277 $button_leg_only = true;
278 SideButton(y, y_ref_sign, l) children();
282 CaseBase_rhsflip([1]) SideButton(15.580, +1, 8.9) children(); // power
283 CaseBase_rhsflip([1]) SideButton(48.700, -1, 8.920) children(); // camera
284 CaseBase_rhsflip([0]) SideButton(30.800, +1, 21.96) children(); // volume
285 CaseBase_rhsflip( ) LidButtonishLeg(20, -1) children();
286 // CaseBase_rhsflip([0]) LidButtonishLeg(20, +1, 20) children();
289 module Struts(x_start, z_min, th){
290 // if th is negative, starts at z_min and works towards -ve z
291 // and object should then be printed other way up
292 for (i= [1 : 1 : case_struts_count]) {
296 mirror([0,0, th<0 ? 1 : 0])
298 -phone_height * i / (case_struts_count+1),
299 case_struts_solid_below])
300 linear_extrude(height= abs(th)
301 -(case_struts_solid_below+case_struts_solid_above))
302 rectfromto([ x_start, -0.5 * case_struts_width ],
303 [ phone_width - x_start, +0.5 * case_struts_width ]);
308 AroundEdges(epp3[1], case_th_bottom, 1)
312 module Case(){ ////toplevel
317 // ledge (fixed keeper)
320 linear_extrude(height = phone_height + phone_cnr_rad * 2)
323 // outline of the whole case, to stop it protruding
324 translate([0,0, -25])
325 linear_extrude(height = 50)
327 // CaseBase_rhsflip() // actually, we only care about the LH
329 circleat([+1,-1] * phone_cnr_rad, phone_cnr_rad + case_th_side/2);
335 translate([0, -phone_cnr_rad, 0])
337 linear_extrude(height = phone_height + phone_cnr_rad * 2)
340 rectfromto([ -keeper_gap_x, -keeper_gap_z_bot ],
341 [ keeper_gap_x_holes, +keeper_gap_z_top ]);
345 CaseBase_rhsflip([1])
347 linear_extrude(height = 20)
350 rectfromto(camera_pos_tl, camera_pos_br);
352 // struts (invisible, because they're buried in the case)
353 Struts(epp2i[0], epp2i[1] - case_th_bottom, case_th_bottom);
360 linear_extrude(height= 20)
361 ButtonPlan($button_l, 0,1);
362 if ($button_leg_only)
364 translate([phone_width/2, -400, kppe[1]])
365 mirror([$rhsflip,0,0]) cube([400, 800, 50]);
367 translate([0,0, -bppR[0]])
368 linear_extrude(height= 20)
369 ButtonPlan($button_l, 1,1);
375 module Lid(){ ////toplevel
378 AroundEdges(lpp10[1], lpp13[1] - lpp10[1], 0)
386 linear_extrude(height= 20)
387 ButtonPlan($button_l, 1,0);
389 translate([0,0,-100])
390 linear_extrude(height= 200)
391 ButtonCoverProfile();
395 Struts(lpp10[0] + strut_min_at_end, lpp13[1], -case_th_lid);
399 module TestLength(){ ////toplevel
402 translate([-30, -200, -20])
403 cube([30 + 15, 250, 40]);
407 module TestSelectWidth(){
408 translate([-30, -(phone_height - 25), -20])
413 module TestWidth(){ ////toplevel
420 module TestLidWidthPrint(){ ////toplevel
421 rotate([0,180.0]) TestLidWidth();
424 module TestSelectCamera(){
427 linear_extrude(height = 50)
429 rectfromto([-20, -20],
430 camera_pos_br + bumper + [ 5, 5 ]);
433 module TestCamera(){ ////toplevel
440 module TestLidByCamera(){ ////toplevel
447 module TestLidByCameraPrint(){ ////toplevel
448 rotate([180,0,0]) TestLidByCamera();
451 module DemoByCamera(){ ////toplevel
452 color("blue") TestLidByCamera();
453 color("red") TestCamera();
456 module OneKeeper(){ ////toplevel
457 translate([0, -phone_cnr_rad, 0])
459 linear_extrude(height = phone_height - phone_cnr_rad * 2)
463 module OneKeeperPrint(){ ////toplevel
468 module LidPrint(){ ////toplevel
473 module Keeper(){ ////toplevel
478 module ButtonPlanForDemo(z, deep, cut){
480 ButtonPlan(8, deep, cut);
483 module DemoProfiles(){ ////toplevel
487 translate([0,0,-1]) color("black") KeeperProfile(1);
493 demopoint_QR = [ bppS[0], bppQ[1] - 0.1];
495 color("blue") ButtonCoverProfile();
497 rectfromto(bppQ, demopoint_QR);
498 rectfromto(bppR, demopoint_QR);
503 color("black") ButtonPlanForDemo(-2, 0,1);
504 color("red" ) ButtonPlanForDemo(-4, 1,1);
505 color("blue") ButtonPlanForDemo(-6, 1,0);