scad/atreoid.scad

$h = 1.3;
$fn = 18;
$right_hand = false;
$make_trackpoint = $right_hand && true;
include <hotswap_pcb_generator/scad/trackpoint.scad>;

$base_joiner_h = 10;
$nut_r = 5.4/2 + 0.5;
$bolt_r = 3/2 + 0.25;
$encl_h = 5;

// generated from points.yaml...
array = [[6.4249826, 36.4378869, -10], // matrix_pinkycluster_home
         [9.7242979, 55.1492342, -10], // matrix_pinkycluster_top
         [23.3998481, 23.290494, -10], // matrix_pinky_home
         [26.6991635, 42.0018413, -10], // matrix_pinky_top
         [29.9984789, 60.7131886, -10], // matrix_pinky_num
         [40.5483618, 11.1279088, -10], // matrix_ring_bottom
         [43.8476772, 29.8392561, -10], // matrix_ring_home
         [47.1469926, 48.5506034, -10], // matrix_ring_top
         [50.4463079, 67.2619507, -10], // matrix_ring_num
         [60.6488945, 15.7070555, -10], // matrix_middle_bottom
         [63.9482099, 34.4184028, -10], // matrix_middle_home
         [67.2475253, 53.1297501, -10], // matrix_middle_top
         [70.5468407, 71.8410974, -10], // matrix_middle_num
         [76.581871, -3.349184, -10], // matrix_index_bottom
         [79.8811864, 15.3621633, -10], // matrix_index_home
         [83.1805018, 34.0735106, -10], // matrix_index_top
         [86.4798171, 52.7848579, -10], // matrix_index_num
         [94.5986256, -10.5877304, -10], // matrix_inner_bottom
         [97.897941, 8.1236169, -10], // matrix_inner_home
         [101.1972564, 26.8349643, -10], // matrix_inner_top
         [104.4965717, 45.5463116, -10], // matrix_inner_num
         [112.2680838, -19.7958923, -10], // matrix_thumb_bottom
         [115.5673992, -1.0845449, -10], // matrix_thumb_home
         [118.8667146, 17.6268024, -10], // matrix_thumb_top

         [288.7098158, 36.4378869, 10], // mirror_matrix_pinkycluster_home
         [285.4105005, 55.1492342, 10], // mirror_matrix_pinkycluster_top
         [271.73495030000004, 23.290494, 10], // mirror_matrix_pinky_home
         [268.4356349, 42.0018413, 10], // mirror_matrix_pinky_top
         [265.1363195, 60.7131886, 10], // mirror_matrix_pinky_num
         [254.5864366, 11.1279088, 10], // mirror_matrix_ring_bottom
         [251.28712120000003, 29.8392561, 10], // mirror_matrix_ring_home
         [247.98780580000002, 48.5506034, 10], // mirror_matrix_ring_top
         [244.68849050000003, 67.2619507, 10], // mirror_matrix_ring_num
         [234.48590390000004, 15.7070555, 10], // mirror_matrix_middle_bottom
         [231.18658850000003, 34.4184028, 10], // mirror_matrix_middle_home
         [227.88727310000002, 53.1297501, 10], // mirror_matrix_middle_top
         [224.5879577, 71.8410974, 10], // mirror_matrix_middle_num
         [218.55292740000002, -3.349184, 10], // mirror_matrix_index_bottom
         [215.25361200000003, 15.3621633, 10], // mirror_matrix_index_home
         [211.95429660000002, 34.0735106, 10], // mirror_matrix_index_top
         [208.65498130000003, 52.7848579, 10], // mirror_matrix_index_num
         [200.53617280000003, -10.5877304, 10], // mirror_matrix_inner_bottom
         [197.23685740000002, 8.1236169, 10], // mirror_matrix_inner_home
         [193.937542, 26.8349643, 10], // mirror_matrix_inner_top
         [190.63822670000002, 45.5463116, 10], // mirror_matrix_inner_num
         [182.86671460000002, -19.7958923, 10], // mirror_matrix_thumb_bottom
         [179.5673992, -1.0845449, 10], // mirror_matrix_thumb_home
         [176.26808380000003, 17.6268024, 10] // mirror_matrix_thumb_top
         ];

module corner_mount() {
  translate([ 0, 0, -1 * $base_joiner_h ]) {
    difference() {
      cube([5, 5, $base_joiner_h]);
      cylinder(r1=4, r2=0, h=$base_joiner_h);
    }
  }
}

module keyboard_plate() {
  union() {
    cube([155, 140, 3.3]);
    // translate([135,0,0]) cube([20, 140, 3.3]);
    translate([5,5,0]) rotate([0,0,180]) corner_mount();
    translate([150,140,0]) rotate([0,0,270]) corner_mount();
    translate([5,135,0]) rotate([0,0,90]) corner_mount();
    translate([150,0,0]) rotate([0,0,0]) corner_mount();

    // add bolt-together points
    if ($right_hand) {
      translate([149,10,-3.6]) rotate([0,90,0]) nut_holes();
      translate([149,130,-3.6]) rotate([0,90,0]) nut_holes();
    } else {
      translate([149,10,-3.6]) rotate([0,90,0]) bolt_holes();
      translate([149,130,-3.6]) rotate([0,90,0]) bolt_holes();
    }
  }
}

module one_half() {
  difference() {
    translate([0,-30,0])
      keyboard_plate();
    for (tuple = array) {
      translate([tuple[0], tuple[1],0]) {
        rotate([0,0, tuple[2]]) {
          translate([-0.5,-0.5,0])
            cube([15,15,2]);
          translate([0,0,2])
            cube([14, 14, 1.3]);
        }
      }
    }

    // right hand has a trackpoint
    if ($make_trackpoint) {
      translate([115,73,2.5])
        rotate(a=[180,0,-10]) 
        trackpoint_cutout();
    }
  }
}

module trackpoint_check() {
  difference() {
    cube([40, 40, 3.3]);
    translate([20,20,2.5])
      rotate(a=[180,0,-10]) 
      trackpoint_cutout();
  }
}

// trackpoint_check();
// trackpoint_cutout();

module bolt_holes() {
  translate([-0.60,0,0]) {
    difference() {
      translate([-3,-5,1]) cube([10,10,$encl_h]);
      translate([2,0,0]) cylinder(h=$encl_h + 2, r=$bolt_r);
    }
  }
}

module nut_holes() {
  let ($fn = 6) {
    translate([-0.60,0,0]) {
      difference() {
        translate([-3,-5,1]) cube([10,10,$encl_h]);
        translate([2,0,-1]) cylinder(h=$encl_h, r=$nut_r);
        let ($fn = 18) {
          translate([2,0,0]) cylinder(h=$encl_h + 2, r=$bolt_r);
        }
      }
    }
  };
}

rotate(a=[0,180,0])
if ($right_hand) {
  mirror([0,1,0]) {
    one_half();
  }
 } else {
  one_half();
 }