| 1 | // arcade controller thing |
| 2 | // Copyright (c) 2017 Clinton Ebadi <clinton@unknownlamer.org> |
| 3 | // GPLv3 or (at your option) any later version |
| 4 | // .. insert license text here ... |
| 5 | |
| 6 | // todo: |
| 7 | // - hinge |
| 8 | // - screw holes + captive nut to mount |
| 9 | // - internal mount for mcu and battery |
| 10 | // - hole for usb panel mount |
| 11 | // - bevel lid |
| 12 | |
| 13 | // maybe/wishlist: |
| 14 | // - wire routing clips on panel? |
| 15 | // - buttons on side for pinball? |
| 16 | // - vent under mcu/battery? |
| 17 | // - slant panel toward player? |
| 18 | |
| 19 | // bugs: |
| 20 | // - hinge is not aligned -- either male arm length or connector placement is wrong |
| 21 | |
| 22 | use <obiscad/bcube.scad> |
| 23 | use <obiscad/bevel.scad> |
| 24 | use <obiscad/attach.scad> |
| 25 | use <joints.scad> |
| 26 | |
| 27 | // PREVIEW |
| 28 | preview(); |
| 29 | |
| 30 | module preview () { |
| 31 | rotate ([-10, 0, 0]) translate ([0, 0, box_depth+20]) panel (); |
| 32 | case (); |
| 33 | for (i = [2 ,4]) translate ([panel_width+hinge_joint_width*i, 0, 0]) hinge_male (); |
| 34 | |
| 35 | } |
| 36 | |
| 37 | // CONFIGURATION |
| 38 | |
| 39 | panel_width = 250; |
| 40 | panel_height = 130; |
| 41 | panel_bevel = 2; // fixme: calculate based on box_base_thickness? |
| 42 | |
| 43 | box_depth = 80; |
| 44 | box_wall = 2; |
| 45 | box_base_thickness = 5; |
| 46 | |
| 47 | $button_d = 30; // I think this should be special |
| 48 | |
| 49 | joystick_width = 85; |
| 50 | joystick_height = 40; |
| 51 | |
| 52 | hinge_arm_width = 6; |
| 53 | hinge_arm_thickness = 6; |
| 54 | hinge_arm_length = 50; |
| 55 | |
| 56 | // size of block to cut female connector from |
| 57 | hinge_base_size = [hinge_arm_width * 2, hinge_arm_thickness * 2, hinge_arm_thickness * 2]; |
| 58 | |
| 59 | hinge_x_offset = 15; // distance from side of case |
| 60 | |
| 61 | |
| 62 | // gunk that should be elsewhere... |
| 63 | // bcube parameters, clean up |
| 64 | cr = box_wall*2; |
| 65 | cres = 0; |
| 66 | |
| 67 | // switch to hide panel in previews |
| 68 | _hide_panel = false; |
| 69 | |
| 70 | // PANEL COMPONENTS |
| 71 | |
| 72 | module button (bezel = $button_d+4) { |
| 73 | circle (d=$button_d); |
| 74 | %circle(d=bezel); |
| 75 | } |
| 76 | |
| 77 | module joystick () { |
| 78 | bolt_d = 8; |
| 79 | center_hole_d = 24; |
| 80 | |
| 81 | for (x = [-joystick_width/2, joystick_width/2], y = [-joystick_height/2, joystick_height/2]) { |
| 82 | translate ([x, y, 0]) circle (d=bolt_d); // need slot instead |
| 83 | } |
| 84 | circle (d=center_hole_d); |
| 85 | %square ([joystick_width, joystick_height], center=true); // not right... |
| 86 | } |
| 87 | |
| 88 | |
| 89 | // CASE |
| 90 | |
| 91 | module case_base (width=panel_width, height=panel_height, d=box_base_thickness) { |
| 92 | bcube([width, height, d], cr, cres); |
| 93 | } |
| 94 | |
| 95 | module case_walls () { |
| 96 | difference () { |
| 97 | union () { |
| 98 | difference() { |
| 99 | bcube([panel_width, panel_height, box_depth-box_base_thickness], cr, cres); |
| 100 | bcube([panel_width-box_wall*2, panel_height-box_wall*2, box_depth+1], cr, cres); // FIXME: does this accidentally cut some of the bottom out? |
| 101 | } |
| 102 | attach (case_connector_wall ([panel_width/2-hinge_x_offset, -box_wall+0.01, box_depth/2]), hinge_connector_back (h=hinge_base_size[2]+(hinge_arm_thickness+panel_bevel)/2)) hinge_female_base (support=true); |
| 103 | attach (case_connector_wall ([-panel_width/2+hinge_x_offset, -box_wall+0.01, box_depth/2]), hinge_connector_back (h=hinge_base_size[2]+(hinge_arm_thickness+panel_bevel)/2)) hinge_female_base (support=true); |
| 104 | } |
| 105 | attach (case_connector_wall ([panel_width/2-hinge_x_offset, -box_wall+0.01, box_depth/2]), hinge_connector_back (h=hinge_base_size[2]+(hinge_arm_thickness+panel_bevel)/2)) hinge_female_cut (); |
| 106 | attach (case_connector_wall ([-panel_width/2+hinge_x_offset, -box_wall+0.01, box_depth/2]), hinge_connector_back (h=hinge_base_size[2]+(hinge_arm_thickness+panel_bevel)/2)) hinge_female_cut (); |
| 107 | } |
| 108 | %connector (case_connector_wall ([panel_width/2-hinge_x_offset, -box_wall+0.01, box_depth/2])); |
| 109 | } |
| 110 | |
| 111 | module case () { |
| 112 | case_base (); |
| 113 | translate ([0, 0, box_depth/2]) case_walls (); |
| 114 | } |
| 115 | |
| 116 | |
| 117 | // todo: |
| 118 | // specify which wall (rear, front, left, right). vector addition may help... |
| 119 | // offset from center of wall, as vector (and use vector subtraction!) |
| 120 | // optional: inside/outside |
| 121 | CASE_WALL_BACK = [0, panel_height/2, -box_base_thickness/2]; |
| 122 | |
| 123 | function case_connector_wall (offset=[0,0,0], wall=CASE_WALL_BACK) = [ wall + offset, [0, -1, 0], 0 ]; |
| 124 | |
| 125 | // HINGE |
| 126 | |
| 127 | // hinge todo: |
| 128 | // allow override of global base dimensions |
| 129 | |
| 130 | // maybe: add connector for pin to socket so that can easily be test |
| 131 | // fit in software for a nicer preview |
| 132 | |
| 133 | function hinge_connector_back (th=hinge_arm_thickness*2, h=hinge_base_size[2]) = [ [0, th/2, h/2], [0,1, 0], 0 ]; |
| 134 | function hinge_connector_bottom (th=hinge_arm_thickness*2, h=hinge_base_size[2]) = [ [0, 0, -h/2], [0, 0, 1], 0 ]; |
| 135 | |
| 136 | // todo: |
| 137 | // gusset support underneath (with argument to toggle) |
| 138 | |
| 139 | module hinge_female_base (support=false) { |
| 140 | // %connector (hinge_connector_back ()); |
| 141 | // %connector (hinge_connector_bottom ()); |
| 142 | color ([0.5,0.3,0.1, 0.3]) cube (hinge_base_size, center=true); |
| 143 | |
| 144 | if (support) { |
| 145 | corner = [ [ 0, hinge_base_size[1]/2, -hinge_base_size[2]/2], [ 0, -1, -1 ], 0]; |
| 146 | base_a = [ [0, hinge_base_size[1]/2, -hinge_base_size[2]/2], [1, 0, 0], 0]; |
| 147 | connector (corner); |
| 148 | connector (base_a); |
| 149 | // fixme: calculate actual radius |
| 150 | color ([0.5,0.7,0.1, 0.3]) bconcave_corner_attach(base_a, corner , l=hinge_base_size[1], cr=hinge_base_size[0],cres=0, ext_corner=false, th=0); |
| 151 | } |
| 152 | } |
| 153 | |
| 154 | module hinge_female_cut () { |
| 155 | joint_male_negative (male_joint_width=hinge_arm_width, |
| 156 | male_joint_thickness=hinge_arm_thickness, |
| 157 | forward_rom=90, |
| 158 | backward_rom=90, |
| 159 | male_joint_height=hinge_arm_length); |
| 160 | } |
| 161 | |
| 162 | module hinge_female (support=false) { |
| 163 | difference () { |
| 164 | hinge_female_base (support); |
| 165 | hinge_female_cut (); |
| 166 | } |
| 167 | } |
| 168 | |
| 169 | module hinge_male () { |
| 170 | for (i=[0,1]) mirror ([0, i, 0]) translate ([0, -hinge_arm_length/4, 0]) |
| 171 | joint_male (male_joint_width=hinge_arm_width, |
| 172 | male_joint_thickness=hinge_arm_thickness, |
| 173 | male_joint_height=hinge_arm_length/2, |
| 174 | side=true); |
| 175 | } |
| 176 | |
| 177 | |
| 178 | // PANEL |
| 179 | |
| 180 | // fixme: when attachment axis is [0, 0, -1] something makes the math |
| 181 | // go funky and the connector is facing upward, adding very slight y |
| 182 | // misalignment "fixes" it... |
| 183 | PANEL_BOTTOM = [ [ 0, 0, -box_base_thickness/2+0.01 ], [ 0, 0.000000000001, -1 ] ]; |
| 184 | PANEL_TOP = [ [ 0, 0, box_base_thickness/2-0.01 ], [ 0, 0, 1 ] ]; |
| 185 | |
| 186 | function panel_connector (offset=[0,0,0], wall=PANEL_BOTTOM) = [ wall[0]+offset, wall[1], 0 ]; |
| 187 | |
| 188 | module panel () { |
| 189 | difference () { |
| 190 | union () { |
| 191 | // bevel |
| 192 | translate ([0, 0, panel_bevel/2]) { |
| 193 | case_base (d=box_base_thickness-panel_bevel); |
| 194 | } |
| 195 | case_base (width=panel_width-box_wall*2-0.1, height=panel_height-box_wall*2-0.1); |
| 196 | } |
| 197 | if (!_hide_panel) { |
| 198 | linear_extrude (box_base_thickness*2,center=true) panel_layout (); |
| 199 | } |
| 200 | } |
| 201 | |
| 202 | attach (panel_connector (offset=[panel_width/2-hinge_x_offset, panel_height/2-hinge_arm_length, 0]), |
| 203 | hinge_connector_bottom ()) hinge_female (); |
| 204 | attach (panel_connector (offset=[-panel_width/2+hinge_x_offset, panel_height/2-hinge_arm_length, 0]), |
| 205 | hinge_connector_bottom ()) hinge_female (); |
| 206 | } |
| 207 | |
| 208 | module panel_attach (position, angle=0) { |
| 209 | x = position[0]; |
| 210 | y = position[1]; |
| 211 | c1 = [ [x, y, box_base_thickness/2], [0,0,1], angle ]; |
| 212 | a1 = [ [0,0, 0], [0,0,0], 0 ]; |
| 213 | // %connector (c1); // fixme: don't use 2d for layout |
| 214 | attach (c1, a1) children (); |
| 215 | } |
| 216 | |
| 217 | // panel layout inspired by the Neo Geo layout |
| 218 | module panel_layout () { |
| 219 | translate ([-panel_width/2 + 40, 0, 0]) { |
| 220 | panel_attach ([0, 0], 90) joystick (); |
| 221 | |
| 222 | // p1, coin (floating off in the distance...) |
| 223 | translate ([140, 0, 0]) { |
| 224 | $button_d=16; |
| 225 | for (x = [0, $button_d+10]) { |
| 226 | panel_attach ([x, 42]) button (); |
| 227 | } |
| 228 | } |
| 229 | |
| 230 | // a, b, c, d |
| 231 | translate ([60, -20, 0]) { |
| 232 | panel_attach ([0, 0]) button (); |
| 233 | for (i = [ 1 : 3 ]) { |
| 234 | panel_attach ([i*($button_d+10)-10, $button_d]) button (); |
| 235 | } |
| 236 | } |
| 237 | } |
| 238 | } |