phone_total_thick = 12.0;
phone_backside_slope = 1.0; // larger means shallower
+camera_pos_tl = [ 7.5, 13.5 ]; // measured from tl corner
+camera_pos_br = [ 24.0, 39.5 ]; // tl/br as seen from back
+
case_th_bottom = 2;
case_th_lid = 2;
case_th_side = 2;
case_th_lip = 1.2;
-case_lip = 2;
+keeper_th_z = 0.75;
+keeper_th_x = 0.75;
+keeper_inner_width = 1.75;
+keeper_inner_height = 1.75;
+
+keeper_gap_z_top = 0.25;
+keeper_gap_z_bot = 0.25;
+keeper_gap_x = 0.25;
+keeper_gap_x_holes = 0.75;
+
+case_lip = 1.25;
+
+lid_gap_x = 0.25;
+lid_gap_z = 0.25;
+lid_lip = 1.75;
$fa = 5;
$fs = 0.1;
epp1 = [0, -phone_edge_thick];
epp2 = epp1 + phone_backside_slope_thick * [ phone_backside_slope, -1 ];
epp3 = epp2 + [10, 0];
-epp4 = epp0 - [1,0] * (case_th_side - case_th_lip);
-epp5 = epp0 + [1,0] * case_lip;
-epp6 = epp5 + [0,1] * case_th_lip;
+epp5 = epp0 + [0,1] * (keeper_th_z + keeper_gap_z_top + case_lip);
+epp4 = epp5 + [-1,0] * case_th_side;
+
+kppe = [0,0];
+kppd = kppe + [1,0] * keeper_inner_width;
+kppc = kppd + [0,1] * keeper_th_z;
+kppb = [ kppe[0] - keeper_th_x, kppc[1] ];
+kppf = kppe - [0,1] * keeper_inner_height;
+kppa = [ kppb[0], kppf[1] ];
+
+lpp10 = [ epp5[0] + lid_gap_x, kppc[1] + lid_gap_z ];
+lpp11 = [ lpp10[0], epp5[1] + lid_gap_z ];
+lpp12 = [ epp4[0] + lid_lip, lpp11[1] ];
+lpp13 = [ lpp12[0], lpp12[1] + lid_lip ];
-module rectfromto(a,b) { translate(a) square(b - a); }
+module rectfromto(a,b) {
+ ab = b - a;
+ translate([min(a[0], b[0]), min(a[1], b[1])])
+ square([abs(ab[0]), abs(ab[1])]);
+}
module circleat(c,r) { translate(c) circle(r); }
+module KeeperProfile(){
+ polygon([kppe, kppd, kppc, kppb, kppa, kppf]);
+}
+
module EdgeProfile(){
difference(){
hull(){
- circleat(epp3, r=case_th_bottom);
+ translate(epp3) square(case_th_bottom*2, center=true);
circleat(epp2, r=case_th_bottom);
circleat(epp1, r=case_th_side);
- circleat(epp4, r=case_th_lip);
- rectfromto(epp0, epp6);
+ rectfromto(epp0, epp4);
}
- polygon([ epp6 + [10,10],
- epp6 + [0,10],
- epp5,
- epp0,
+ polygon([ epp5 + [0,10],
epp1,
epp2,
epp3 + [10,0] ]);
}
}
-module CaseBase_rhsflip(rhs) {
- translate([phone_width/2, -phone_cnr_rad, 0])
- mirror([rhs,0,0])
- translate([-phone_width/2,0,0])
- children();
+module LidEdgeProfile(){
+ polygon([ lpp10,
+ lpp11,
+ lpp12,
+ lpp13,
+ lpp13 + [10, 0],
+ lpp10 + [10, 0]
+ ]);
+ intersection(){
+ circleat(lpp12, r=lid_lip);
+ rectfromto( lpp12 + [-10, 0],
+ lpp12 + [+10, +10] );
+ }
}
+module CaseBase_rhsflip(yn=[0,1]) {
+ for (rhs=yn) {
+ translate([phone_width/2, 0, 0])
+ mirror([rhs,0,0])
+ translate([-phone_width/2, 0, 0])
+ children();
+ }
+}
+
+module CaseBase_botflip() {
+ for (bot=[0,1]) {
+ translate([0, -phone_height/2, 0])
+ mirror([0, bot, 0])
+ translate([0, phone_height/2, 0])
+ children();
+ }
+}
+
module CaseBase(){
- for (rhs=[0,1]) {
- CaseBase_rhsflip(rhs){
+ // sides
+ CaseBase_rhsflip(){
+ translate([0, -phone_cnr_rad, 0])
rotate([90,0,0])
- linear_extrude(height = phone_height - phone_cnr_rad)
- EdgeProfile();
- translate([+1,0] * phone_cnr_rad)
- intersection(){
- rotate_extrude()
- intersection(){
- mirror([1,0,0])
- translate([-1,0] * phone_cnr_rad)
- EdgeProfile();
- rectfromto([0,-20],[10,20]);
- }
- translate([-10, 0, -20] + 0.01 * [+1,-1, 0] )
- cube([10,10,40]);
- }
- }
+ linear_extrude(height = phone_height - phone_cnr_rad*2)
+ EdgeProfile();
}
- translate([ phone_width - phone_cnr_rad, 0,0 ])
- rotate([90,0,-90])
- linear_extrude(height = phone_width - phone_cnr_rad*2)
- EdgeProfile();
+ // corners
+ CaseBase_rhsflip() CaseBase_botflip() {
+ translate([+1,-1] * phone_cnr_rad)
+ intersection(){
+ rotate_extrude()
+ intersection(){
+ mirror([1,0,0])
+ translate([-1,0] * phone_cnr_rad)
+ EdgeProfile();
+ rectfromto([0,-20],[10,20]);
+ }
+ translate([-10, 0, -20] + 0.01 * [+1,-1, 0] )
+ cube([10,10,40]);
+ }
+ }
+ // top and bottom
+ CaseBase_botflip(){
+ translate([ phone_width - phone_cnr_rad, 0,0 ])
+ rotate([90,0,-90])
+ linear_extrude(height = phone_width - phone_cnr_rad*2)
+ EdgeProfile();
+ }
+ // fill
+ translate([0,0, epp3[1]])
+ mirror([0,0, 1])
+ linear_extrude(height = case_th_bottom)
+ rectfromto([+1,-1] * phone_cnr_rad,
+ [phone_width, -phone_height] + [-1,+1] * phone_cnr_rad);
+}
+
+module Case(){ ////toplevel
+ difference(){
+ CaseBase();
+
+ // slots for keeper
+ CaseBase_rhsflip()
+ translate([0, -phone_cnr_rad, 0])
+ rotate([90, 0, 0])
+ linear_extrude(height = phone_height + phone_cnr_rad * 2)
+ minkowski(){
+ KeeperProfile();
+ rectfromto([ -keeper_gap_x, -keeper_gap_z_bot ],
+ [ keeper_gap_x_holes, +keeper_gap_z_top ]);
+ }
+
+ // front camera
+ CaseBase_rhsflip([1])
+ mirror([0, 0, 1])
+ linear_extrude(height = 20)
+ mirror([0, 1, 0])
+ rectfromto(camera_pos_tl, camera_pos_br);
+ }
+}
+
+module TestLength(){ ////toplevel
+ intersection(){
+ Case();
+ translate([-30, -200, -20])
+ cube([30 + 15, 250, 40]);
+ }
+}
+
+module TestWidth(){ ////toplevel
+ intersection(){
+ Case();
+ translate([-30, -(phone_height - 25), -20])
+ mirror([0, 1, 0])
+ cube([200, 50, 40]);
+ }
+}
+
+module TestCamera(){ ////toplevel
+ intersection(){
+ Case();
+ CaseBase_rhsflip(1)
+ translate([0,0,-25])
+ linear_extrude(height = 50)
+ mirror([0, 1, 0])
+ rectfromto([-20, -20],
+ camera_pos_br + [ 5, 5 ]);
+ }
+}
+
+module OneKeeper(){ ////toplevel
+ translate([0, -phone_cnr_rad, 0])
+ rotate([90, 0, 0])
+ linear_extrude(height = phone_height - phone_cnr_rad * 2)
+ KeeperProfile();
+}
+
+module OneKeeperPrint(){ ////toplevel
+ rotate([0,180,0])
+ OneKeeper();
+}
+
+module Keeper(){ ////toplevel
+ CaseBase_rhsflip()
+ OneKeeper();
+}
+
+module DemoProfiles(){ ////toplevel
+ LidEdgeProfile();
+ %EdgeProfile();
+ KeeperProfile();
}
//EdgeProfile();
-CaseBase();
+//KeeperProfile();
+//CaseBase();
+//%Case();
+//Keeper();
+//LidEdgeProfile();
+//KeeperProfile();
+//DemoProfiles();