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dactyl.clj
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(ns dactyl-keyboard.dactyl
(:refer-clojure :exclude [use import])
(:require [clojure.core.matrix :refer [array matrix mmul]]
[scad-clj.scad :refer :all]
[scad-clj.model :refer :all]
[unicode-math.core :refer :all]))
(defn deg2rad [degrees]
(* (/ degrees 180) pi))
(defn replace-last [coll x]
(concat (butlast coll) [x]))
;;;;;;;;;;;;;;;;;;;;;;
;; Shape parameters ;;
;;;;;;;;;;;;;;;;;;;;;;
(def nrows 5)
(def ncols 6)
(def α (/ π 12)) ; curvature of the columns
(def β (/ π 36)) ; curvature of the rows
(def centerrow (- nrows 3)) ; controls front-back tilt
(def centercol 4) ; controls left-right tilt / tenting (higher number is more tenting)
(def tenting-angle (/ π 4)) ; or, change this for more precise tenting control
(def pinky-15u true) ; controls whether the outer column uses 1.5u keys
(def first-15u-row 0) ; controls which should be the first row to have 1.5u keys on the outer column
(def last-15u-row 3) ; controls which should be the last row to have 1.5u keys on the outer column
(def extra-row true) ; adds an extra bottom row to the outer columns
(def inner-column false) ; adds an extra inner column (two less rows than nrows)
(def thumb-style "default") ; toggles between "default", "mini", and "cf" thumb cluster
(def column-style :standard)
(defn column-offset [column]
(if inner-column
(cond (<= column 1) [0 -2 0]
(= column 3) [0 2.82 -4.5]
(>= column 5) [0 -12 5.64] ; original [0 -5.8 5.64]
:else [0 0 0])
(cond (= column 2) [0 2.82 -4.5]
(>= column 4) [0 -12 5.64] ; original [0 -5.8 5.64]
:else [0 0 0])))
(def thumb-offsets [6 -3 2])
(def keyboard-z-offset 25) ; controls overall height; original=9 with centercol=3; use 16 for centercol=2
(def extra-width 2.5) ; extra space between the base of keys; original= 2
(def extra-height 2.0) ; original= 0.5
(def wall-z-offset -8) ; length of the first downward-sloping part of the wall (negative)
(def wall-xy-offset 5) ; offset in the x and/or y direction for the first downward-sloping part of the wall (negative)
(def wall-thickness 5) ; wall thickness parameter; originally 5
;; Settings for column-style == :fixed
;; The defaults roughly match Maltron settings
;; http://patentimages.storage.googleapis.com/EP0219944A2/imgf0002.png
;; Fixed-z overrides the z portion of the column ofsets above.
;; NOTE: THIS DOESN'T WORK QUITE LIKE I'D HOPED.
(def fixed-angles [(deg2rad 10) (deg2rad 10) 0 0 0 (deg2rad -15) (deg2rad -15)])
(def fixed-x [-41.5 -22.5 0 20.3 41.4 65.5 89.6]) ; relative to the middle finger
(def fixed-z [12.1 8.3 0 5 10.7 14.5 17.5])
(def fixed-tenting (deg2rad 0))
; If you use Cherry MX or Gateron switches, this can be turned on.
; If you use other switches such as Kailh, you should set this as false
(def create-side-nubs? true)
;;;;;;;;;;;;;;;;;;;;;;;
;; General variables ;;
;;;;;;;;;;;;;;;;;;;;;;;
(def lastrow (dec nrows))
(def cornerrow (dec lastrow))
(def lastcol (dec ncols))
(def extra-cornerrow (if extra-row lastrow cornerrow))
(def innercol-offset (if inner-column 1 0))
;;;;;;;;;;;;;;;;;
;; Switch Hole ;;
;;;;;;;;;;;;;;;;;
(def keyswitch-height 14.15)
(def keyswitch-width 14.15)
(def sa-profile-key-height 12.7)
(def plate-thickness 4)
(def side-nub-thickness 4)
(def retention-tab-thickness 1.5)
(def retention-tab-hole-thickness (- (+ plate-thickness 0.5) retention-tab-thickness))
(def mount-width (+ keyswitch-width 3.2))
(def mount-height (+ keyswitch-height 2.7))
(def single-plate
(let [top-wall (->> (cube (+ keyswitch-width 3) 1.5 (+ plate-thickness 0.5))
(translate [0
(+ (/ 1.5 2) (/ keyswitch-height 2))
(- (/ plate-thickness 2) 0.25)]))
left-wall (->> (cube 1.8 (+ keyswitch-height 3) (+ plate-thickness 0.5))
(translate [(+ (/ 1.8 2) (/ keyswitch-width 2))
0
(- (/ plate-thickness 2) 0.25)]))
side-nub (->> (binding [*fn* 30] (cylinder 1 2.75))
(rotate (/ π 2) [1 0 0])
(translate [(+ (/ keyswitch-width 2)) 0 1])
(hull (->> (cube 1.5 2.75 side-nub-thickness)
(translate [(+ (/ 1.5 2) (/ keyswitch-width 2))
0
(/ side-nub-thickness 2)])))
(translate [0 0 (- plate-thickness side-nub-thickness)]))
plate-half (union top-wall left-wall (if create-side-nubs? (with-fn 100 side-nub)))
top-nub (->> (cube 5 5 retention-tab-hole-thickness)
(translate [(+ (/ keyswitch-width 2.5)) 0 (- (/ retention-tab-hole-thickness 2) 0.5)]))
top-nub-pair (union top-nub
(->> top-nub
(mirror [1 0 0])
(mirror [0 1 0])))]
(difference
(union plate-half
(->> plate-half
(mirror [1 0 0])
(mirror [0 1 0])))
(->>
top-nub-pair
(rotate (/ π 2) [0 0 1])))))
;;;;;;;;;;;;;;;;
;; SA Keycaps ;;
;;;;;;;;;;;;;;;;
(def sa-length 18.25)
(def sa-double-length 37.5)
(def sa-cap {1 (let [bl2 (/ 18.5 2)
m (/ 17 2)
key-cap (hull (->> (polygon [[bl2 bl2] [bl2 (- bl2)] [(- bl2) (- bl2)] [(- bl2) bl2]])
(extrude-linear {:height 0.1 :twist 0 :convexity 0})
(translate [0 0 0.05]))
(->> (polygon [[m m] [m (- m)] [(- m) (- m)] [(- m) m]])
(extrude-linear {:height 0.1 :twist 0 :convexity 0})
(translate [0 0 6]))
(->> (polygon [[6 6] [6 -6] [-6 -6] [-6 6]])
(extrude-linear {:height 0.1 :twist 0 :convexity 0})
(translate [0 0 12])))]
(->> key-cap
(translate [0 0 (+ 5 plate-thickness)])
(color [220/255 163/255 163/255 1])))
2 (let [bl2 sa-length
bw2 (/ 18.25 2)
key-cap (hull (->> (polygon [[bw2 bl2] [bw2 (- bl2)] [(- bw2) (- bl2)] [(- bw2) bl2]])
(extrude-linear {:height 0.1 :twist 0 :convexity 0})
(translate [0 0 0.05]))
(->> (polygon [[6 16] [6 -16] [-6 -16] [-6 16]])
(extrude-linear {:height 0.1 :twist 0 :convexity 0})
(translate [0 0 12])))]
(->> key-cap
(translate [0 0 (+ 5 plate-thickness)])
(color [127/255 159/255 127/255 1])))
1.5 (let [bl2 (/ 18.25 2)
bw2 (/ 27.94 2)
key-cap (hull (->> (polygon [[bw2 bl2] [bw2 (- bl2)] [(- bw2) (- bl2)] [(- bw2) bl2]])
(extrude-linear {:height 0.1 :twist 0 :convexity 0})
(translate [0 0 0.05]))
(->> (polygon [[11 6] [-11 6] [-11 -6] [11 -6]])
(extrude-linear {:height 0.1 :twist 0 :convexity 0})
(translate [0 0 12])))]
(->> key-cap
(translate [0 0 (+ 5 plate-thickness)])
(color [240/255 223/255 175/255 1])))})
;; Fill the keyholes instead of placing a a keycap over them
(def keyhole-fill (->> (cube keyswitch-height keyswitch-width plate-thickness)
(translate [0 0 (/ plate-thickness 2)])))
;;;;;;;;;;;;;;;;;;;;;;;;;
;; Placement Functions ;;
;;;;;;;;;;;;;;;;;;;;;;;;;
(def columns (range (+ innercol-offset 0) ncols))
(def rows (range 0 nrows))
(def innercolumn 0)
(def innerrows (range 0 (- nrows 2)))
(def cap-top-height (+ plate-thickness sa-profile-key-height))
(def row-radius (+ (/ (/ (+ mount-height extra-height) 2)
(Math/sin (/ α 2)))
cap-top-height))
(def column-radius (+ (/ (/ (+ mount-width extra-width) 2)
(Math/sin (/ β 2)))
cap-top-height))
(def column-x-delta (+ -1 (- (* column-radius (Math/sin β)))))
(defn offset-for-column [col, row]
(if (and pinky-15u
(= col lastcol)
(<= row last-15u-row)
(>= row first-15u-row))
4.7625
0))
(defn apply-key-geometry [translate-fn rotate-x-fn rotate-y-fn column row shape]
(let [column-angle (* β (- centercol column))
placed-shape (->> shape
(translate-fn [(offset-for-column column, row) 0 (- row-radius)])
(rotate-x-fn (* α (- centerrow row)))
(translate-fn [0 0 row-radius])
(translate-fn [0 0 (- column-radius)])
(rotate-y-fn column-angle)
(translate-fn [0 0 column-radius])
(translate-fn (column-offset column)))
column-z-delta (* column-radius (- 1 (Math/cos column-angle)))
placed-shape-ortho (->> shape
(translate-fn [0 0 (- row-radius)])
(rotate-x-fn (* α (- centerrow row)))
(translate-fn [0 0 row-radius])
(rotate-y-fn column-angle)
(translate-fn [(- (* (- column centercol) column-x-delta)) 0 column-z-delta])
(translate-fn (column-offset column)))
placed-shape-fixed (->> shape
(rotate-y-fn (nth fixed-angles column))
(translate-fn [(nth fixed-x column) 0 (nth fixed-z column)])
(translate-fn [0 0 (- (+ row-radius (nth fixed-z column)))])
(rotate-x-fn (* α (- centerrow row)))
(translate-fn [0 0 (+ row-radius (nth fixed-z column))])
(rotate-y-fn fixed-tenting)
(translate-fn [0 (second (column-offset column)) 0]))]
(->> (case column-style
:orthographic placed-shape-ortho
:fixed placed-shape-fixed
placed-shape)
(rotate-y-fn tenting-angle)
(translate-fn [0 0 keyboard-z-offset]))))
(defn key-place [column row shape]
(apply-key-geometry translate
(fn [angle obj] (rotate angle [1 0 0] obj))
(fn [angle obj] (rotate angle [0 1 0] obj))
column row shape))
(defn rotate-around-x [angle position]
(mmul
[[1 0 0]
[0 (Math/cos angle) (- (Math/sin angle))]
[0 (Math/sin angle) (Math/cos angle)]]
position))
(defn rotate-around-y [angle position]
(mmul
[[(Math/cos angle) 0 (Math/sin angle)]
[0 1 0]
[(- (Math/sin angle)) 0 (Math/cos angle)]]
position))
(defn key-position [column row position]
(apply-key-geometry (partial map +) rotate-around-x rotate-around-y column row position))
(def key-holes
(apply union
(for [column columns
row rows
:when (or (.contains [(+ innercol-offset 2) (+ innercol-offset 3)] column)
(and (.contains [(+ innercol-offset 4) (+ innercol-offset 5)] column) extra-row (= ncols (+ innercol-offset 6)))
(and (.contains [(+ innercol-offset 4)] column) extra-row (= ncols (+ innercol-offset 5)))
(and inner-column (not= row cornerrow)(= column 0))
(not= row lastrow))]
(->> single-plate
; (rotate (/ π 2) [0 0 1])
(key-place column row)))))
(def caps
(apply union
(conj (for [column columns
row rows
:when (or (and (= column 0) (< row 3))
(and (.contains [1 2] column) (< row 4))
(.contains [3 4 5 6] column))]
(->> (sa-cap (if (and pinky-15u (= column lastcol) (not= row lastrow)) 1.5 1))
(key-place column row)))
(list (key-place 0 0 (sa-cap 1))
(key-place 0 1 (sa-cap 1))
(key-place 0 2 (sa-cap 1))))))
(def caps-fill
(apply union
(conj (for [column columns
row rows
:when (or (.contains [(+ innercol-offset 2) (+ innercol-offset 3)] column)
(and (.contains [(+ innercol-offset 4) (+ innercol-offset 5)] column) extra-row (= ncols (+ innercol-offset 6)))
(and (.contains [(+ innercol-offset 4)] column) extra-row (= ncols (+ innercol-offset 5)))
(and inner-column (not= row cornerrow)(= column 0))
(not= row lastrow))]
(key-place column row keyhole-fill))
(list (key-place 0 0 keyhole-fill)
(key-place 0 1 keyhole-fill)
(key-place 0 2 keyhole-fill)))))
;placement for the innermost column
(def key-holes-inner
(if inner-column
(apply union
(for [row innerrows]
(->> single-plate
; (rotate (/ π 2) [0 0 1])
(key-place 0 row))))))
;;;;;;;;;;;;;;;;;;;;
;; Web Connectors ;;
;;;;;;;;;;;;;;;;;;;;
(def web-thickness 4.5)
(def post-size 0.1)
(def web-post (->> (cube post-size post-size web-thickness)
(translate [0 0 (+ (/ web-thickness -2)
plate-thickness)])))
(def post-adj (/ post-size 2))
(def web-post-tr (translate [(- (/ mount-width 1.95) post-adj) (- (/ mount-height 1.95) post-adj) 0] web-post))
(def web-post-tl (translate [(+ (/ mount-width -1.95) post-adj) (- (/ mount-height 1.95) post-adj) 0] web-post))
(def web-post-bl (translate [(+ (/ mount-width -1.95) post-adj) (+ (/ mount-height -1.95) post-adj) 0] web-post))
(def web-post-br (translate [(- (/ mount-width 1.95) post-adj) (+ (/ mount-height -1.95) post-adj) 0] web-post))
; wide posts for 1.5u keys in the main cluster
(if pinky-15u
(do (def wide-post-tr (translate [(- (/ mount-width 1.2) post-adj) (- (/ mount-height 2) post-adj) 0] web-post))
(def wide-post-tl (translate [(+ (/ mount-width -1.2) post-adj) (- (/ mount-height 2) post-adj) 0] web-post))
(def wide-post-bl (translate [(+ (/ mount-width -1.2) post-adj) (+ (/ mount-height -2) post-adj) 0] web-post))
(def wide-post-br (translate [(- (/ mount-width 1.2) post-adj) (+ (/ mount-height -2) post-adj) 0] web-post)))
(do (def wide-post-tr web-post-tr)
(def wide-post-tl web-post-tl)
(def wide-post-bl web-post-bl)
(def wide-post-br web-post-br)))
(defn triangle-hulls [& shapes]
(apply union
(map (partial apply hull)
(partition 3 1 shapes))))
(def connectors
(apply union
(concat
;; Row connections
(for [column (range (+ innercol-offset 0) (dec ncols))
row (range 0 lastrow)]
(triangle-hulls
(key-place (inc column) row web-post-tl)
(key-place column row web-post-tr)
(key-place (inc column) row web-post-bl)
(key-place column row web-post-br)))
;; Column connections
(for [column columns
row (range 0 cornerrow)]
(triangle-hulls
(key-place column row web-post-bl)
(key-place column row web-post-br)
(key-place column (inc row) web-post-tl)
(key-place column (inc row) web-post-tr)))
;; Diagonal connections
(for [column (range 0 (dec ncols))
row (range 0 cornerrow)]
(triangle-hulls
(key-place column row web-post-br)
(key-place column (inc row) web-post-tr)
(key-place (inc column) row web-post-bl)
(key-place (inc column) (inc row) web-post-tl))))))
(def inner-connectors
(if inner-column
(apply union
(concat
;; Row connections
(for [column (range 0 1)
row (range 0 (- nrows 2))]
(triangle-hulls
(key-place (inc column) row web-post-tl)
(key-place column row web-post-tr)
(key-place (inc column) row web-post-bl)
(key-place column row web-post-br)))
;; Column connections
(for [row (range 0 (dec cornerrow))]
(triangle-hulls
(key-place innercolumn row web-post-bl)
(key-place innercolumn row web-post-br)
(key-place innercolumn (inc row) web-post-tl)
(key-place innercolumn (inc row) web-post-tr)))
;; Diagonal connections
(for [column (range 0 (dec ncols))
row (range 0 2)]
(triangle-hulls
(key-place column row web-post-br)
(key-place column (inc row) web-post-tr)
(key-place (inc column) row web-post-bl)
(key-place (inc column) (inc row) web-post-tl)))))))
(def extra-connectors
(if extra-row
(apply union
(concat
(for [column (range 3 ncols)
row (range cornerrow lastrow)]
(triangle-hulls
(key-place column row web-post-bl)
(key-place column row web-post-br)
(key-place column (inc row) web-post-tl)
(key-place column (inc row) web-post-tr)))
(for [column (range 3 (dec ncols))
row (range cornerrow lastrow)]
(triangle-hulls
(key-place column row web-post-br)
(key-place column (inc row) web-post-tr)
(key-place (inc column) row web-post-bl)
(key-place (inc column) (inc row) web-post-tl)))
(for [column (range 4 (dec ncols))
row (range lastrow nrows)]
(triangle-hulls
(key-place (inc column) row web-post-tl)
(key-place column row web-post-tr)
(key-place (inc column) row web-post-bl)
(key-place column row web-post-br)))))))
;;;;;;;;;;;;;;;;;;;
;; Default Thumb ;;
;;;;;;;;;;;;;;;;;;;
(def thumborigin
(map + (key-position (+ innercol-offset 1) cornerrow [(/ mount-width 2) (- (/ mount-height 2)) 0])
thumb-offsets))
(defn thumb-tr-place [shape]
(->> shape
(rotate (deg2rad 10) [1 0 0])
(rotate (deg2rad -23) [0 1 0])
(rotate (deg2rad 10) [0 0 1])
(translate thumborigin)
(translate [-12 -16 3])
))
; (defn thumb-tl-place [shape]
; (->> shape
; (rotate (deg2rad 10) [1 0 0])
; (rotate (deg2rad -23) [0 1 0])
; (rotate (deg2rad 10) [0 0 1])
; (translate thumborigin)
; (translate [-32 -15 -2])))
(defn thumb-tl-place [shape]
(->> shape
(rotate (deg2rad 10) [1 0 0])
(rotate (deg2rad -26) [0 1 0])
(rotate (deg2rad 24) [0 0 1])
(translate thumborigin)
(translate [-34.5 -14 -3])))
; (defn thumb-mr-place [shape]
; (->> shape
; (rotate (deg2rad -6) [1 0 0])
; (rotate (deg2rad -34) [0 1 0])
; (rotate (deg2rad 48) [0 0 1])
; (translate thumborigin)
; (translate [-29 -40 -13])
; ))
(defn thumb-mr-place [shape]
(->> shape
(rotate (deg2rad 16) [1 0 0])
(rotate (deg2rad -26) [0 1 0])
(rotate (deg2rad 24) [0 0 1])
(translate thumborigin)
(translate [-23 -38 -10])
))
; (defn thumb-ml-place [shape]
; (->> shape
; (rotate (deg2rad 6) [1 0 0])
; (rotate (deg2rad -34) [0 1 0])
; (rotate (deg2rad 40) [0 0 1])
; (translate thumborigin)
; (translate [-51 -25 -12])))
(defn thumb-ml-place [shape]
(->> shape
(rotate (deg2rad 6) [1 0 0])
(rotate (deg2rad -32) [0 1 0])
(rotate (deg2rad 40) [0 0 1])
(translate thumborigin)
(translate [-52 -24 -12])))
; (defn thumb-br-place [shape]
; (->> shape
; (rotate (deg2rad -16) [1 0 0])
; (rotate (deg2rad -33) [0 1 0])
; (rotate (deg2rad 54) [0 0 1])
; (translate thumborigin)
; (translate [-37.8 -55.3 -25.3])
; ))
(defn thumb-br-place [shape]
(->> shape
(rotate (deg2rad 6) [1 0 0])
(rotate (deg2rad -26) [0 1 0])
(rotate (deg2rad 54) [0 0 1])
(translate thumborigin)
(translate [-38.8 -54 -23.3])
))
; (defn thumb-bl-place [shape]
; (->> shape
; (rotate (deg2rad -4) [1 0 0])
; (rotate (deg2rad -35) [0 1 0])
; (rotate (deg2rad 52) [0 0 1])
; (translate thumborigin)
; (translate [-56.3 -43.3 -23.5])
; ))
(defn thumb-bl-place [shape]
(->> shape
(rotate (deg2rad -4) [1 0 0])
(rotate (deg2rad -30) [0 1 0])
(rotate (deg2rad 48) [0 0 1])
(translate thumborigin)
(translate [-62 -40 -23.5])
))
(defn thumb-1x-layout [shape]
(union
(thumb-mr-place shape)
(thumb-br-place shape)
(thumb-ml-place shape)
(thumb-bl-place shape)))
(defn thumb-15x-layout [shape]
(union
(thumb-tr-place shape)
(thumb-tl-place shape)
(thumb-ml-place shape)
(thumb-bl-place shape)
))
(def larger-plate
(let [plate-height (/ (- sa-double-length mount-height) 3)
top-plate (->> (cube mount-width plate-height web-thickness)
(translate [0 (/ (+ plate-height mount-height) 2)
(- plate-thickness (/ web-thickness 2))]))
]
(union top-plate (mirror [0 1 0] top-plate))))
(def larger-plate-half
(let [plate-height (/ (- sa-double-length mount-height) 3)
top-plate (->> (cube mount-width plate-height web-thickness)
(translate [0 (/ (+ plate-height mount-height) 2)
(- plate-thickness (/ web-thickness 2))]))
]
(union top-plate (mirror [0 0 0] top-plate))))
(def thumbcaps
(union
(thumb-1x-layout (sa-cap 1))
(thumb-15x-layout (rotate (/ π 2) [0 0 1] (sa-cap 1.5)))))
(def thumbcaps-fill
(union
(thumb-1x-layout keyhole-fill)
(thumb-15x-layout (rotate (/ π 2) [0 0 1] keyhole-fill))))
(def thumb
(union
(thumb-1x-layout (rotate (/ π 2) [0 0 0] single-plate))
(thumb-tr-place (rotate (/ π 2) [0 0 1] single-plate))
(thumb-tr-place larger-plate)
(thumb-tl-place (rotate (/ π 2) [0 0 1] single-plate))
(thumb-tl-place larger-plate-half)))
(def thumb-post-tr (translate [(- (/ mount-width 2) post-adj) (- (/ mount-height 1.1) post-adj) 0] web-post))
(def thumb-post-tl (translate [(+ (/ mount-width -2) post-adj) (- (/ mount-height 1.1) post-adj) 0] web-post))
(def thumb-post-bl (translate [(+ (/ mount-width -2) post-adj) (+ (/ mount-height -1.1) post-adj) 0] web-post))
(def thumb-post-br (translate [(- (/ mount-width 2) post-adj) (+ (/ mount-height -1.1) post-adj) 0] web-post))
(def thumb-connectors
(union
(triangle-hulls ; top two
(thumb-tl-place thumb-post-tr)
(thumb-tl-place (translate [-0.33 -0.25 0] web-post-br))
(thumb-tr-place thumb-post-tl)
(thumb-tr-place thumb-post-bl))
(triangle-hulls ; bottom two on the right
(thumb-br-place web-post-tr)
(thumb-br-place web-post-br)
(thumb-mr-place web-post-tl)
(thumb-mr-place web-post-bl))
(triangle-hulls ; bottom two on the left
(thumb-bl-place web-post-tr)
(thumb-bl-place web-post-br)
(thumb-ml-place web-post-tl)
(thumb-ml-place web-post-bl))
(triangle-hulls ; centers of the bottom four
(thumb-br-place web-post-tl)
(thumb-bl-place web-post-bl)
(thumb-br-place web-post-tr)
(thumb-bl-place web-post-br)
(thumb-mr-place web-post-tl)
(thumb-ml-place web-post-bl)
(thumb-mr-place web-post-tr)
(thumb-ml-place web-post-br))
(triangle-hulls ; top two to the middle two, starting on the left
(thumb-tl-place thumb-post-tl)
(thumb-ml-place web-post-tr)
(thumb-tl-place (translate [0.25 0.1 0] web-post-bl))
(thumb-ml-place web-post-br)
(thumb-tl-place (translate [-0.33 -0.25 0] web-post-br))
(thumb-mr-place web-post-tr)
(thumb-tr-place thumb-post-bl)
(thumb-mr-place web-post-br)
(thumb-tr-place thumb-post-br))
(triangle-hulls ; top two to the main keyboard, starting on the left
(thumb-tl-place thumb-post-tl)
(key-place (+ innercol-offset 0) cornerrow web-post-bl)
(thumb-tl-place thumb-post-tr)
(key-place (+ innercol-offset 0) cornerrow web-post-br)
(thumb-tr-place thumb-post-tl)
(key-place (+ innercol-offset 1) cornerrow web-post-bl)
(thumb-tr-place thumb-post-tr)
(key-place (+ innercol-offset 1) cornerrow web-post-br)
(key-place (+ innercol-offset 2) lastrow web-post-tl)
(key-place (+ innercol-offset 2) lastrow web-post-bl)
(thumb-tr-place thumb-post-tr)
(key-place (+ innercol-offset 2) lastrow web-post-bl)
(thumb-tr-place thumb-post-br)
(key-place (+ innercol-offset 2) lastrow web-post-br)
(key-place (+ innercol-offset 3) lastrow web-post-bl)
(key-place (+ innercol-offset 2) lastrow web-post-tr)
(key-place (+ innercol-offset 3) lastrow web-post-tl)
(key-place (+ innercol-offset 3) cornerrow web-post-bl)
(key-place (+ innercol-offset 3) lastrow web-post-tr)
(key-place (+ innercol-offset 3) cornerrow web-post-br))
(triangle-hulls
(key-place (+ innercol-offset 1) cornerrow web-post-br)
(key-place (+ innercol-offset 2) lastrow web-post-tl)
(key-place (+ innercol-offset 2) cornerrow web-post-bl)
(key-place (+ innercol-offset 2) lastrow web-post-tr)
(key-place (+ innercol-offset 2) cornerrow web-post-br)
(key-place (+ innercol-offset 3) cornerrow web-post-bl))
(if extra-row
(union
(triangle-hulls
(key-place (+ innercol-offset 3) lastrow web-post-tr)
(key-place (+ innercol-offset 3) lastrow web-post-br)
(key-place (+ innercol-offset 4) lastrow web-post-tl)
(key-place (+ innercol-offset 4) lastrow web-post-bl))
(triangle-hulls
(key-place (+ innercol-offset 3) lastrow web-post-tr)
(key-place (+ innercol-offset 3) cornerrow web-post-br)
(key-place (+ innercol-offset 4) lastrow web-post-tl)
(key-place (+ innercol-offset 4) cornerrow web-post-bl)))
(union
(triangle-hulls
(key-place (+ innercol-offset 3) lastrow web-post-tr)
(key-place (+ innercol-offset 3) lastrow web-post-br)
(key-place (+ innercol-offset 4) cornerrow web-post-bl))
(triangle-hulls
(key-place (+ innercol-offset 3) lastrow web-post-tr)
(key-place (+ innercol-offset 3) cornerrow web-post-br)
(key-place (+ innercol-offset 4) cornerrow web-post-bl))))))
;;;;;;;;;;;;;;;;
;; Mini Thumb ;;
;;;;;;;;;;;;;;;;
(defn minithumb-tr-place [shape]
(->> shape
(rotate (deg2rad 14) [1 0 0])
(rotate (deg2rad -15) [0 1 0])
(rotate (deg2rad 10) [0 0 1]) ; original 10
(translate thumborigin)
(translate [-15 -10 5]))) ; original 1.5u (translate [-12 -16 3])
(defn minithumb-tl-place [shape]
(->> shape
(rotate (deg2rad 10) [1 0 0])
(rotate (deg2rad -23) [0 1 0])
(rotate (deg2rad 25) [0 0 1]) ; original 10
(translate thumborigin)
(translate [-35 -16 -2]))) ; original 1.5u (translate [-32 -15 -2])))
(defn minithumb-mr-place [shape]
(->> shape
(rotate (deg2rad 10) [1 0 0])
(rotate (deg2rad -23) [0 1 0])
(rotate (deg2rad 25) [0 0 1])
(translate thumborigin)
(translate [-23 -34 -6])))
(defn minithumb-br-place [shape]
(->> shape
(rotate (deg2rad 6) [1 0 0])
(rotate (deg2rad -34) [0 1 0])
(rotate (deg2rad 35) [0 0 1])
(translate thumborigin)
(translate [-39 -43 -16])))
(defn minithumb-bl-place [shape]
(->> shape
(rotate (deg2rad 6) [1 0 0])
(rotate (deg2rad -32) [0 1 0])
(rotate (deg2rad 35) [0 0 1])
(translate thumborigin)
(translate [-51 -25 -11.5]))) ; (translate [-51 -25 -12])))
(defn minithumb-1x-layout [shape]
(union
(minithumb-mr-place shape)
(minithumb-br-place shape)
(minithumb-tl-place shape)
(minithumb-bl-place shape)))
(defn minithumb-15x-layout [shape]
(union
(minithumb-tr-place shape)))
(def minithumbcaps
(union
(minithumb-1x-layout (sa-cap 1))
(minithumb-15x-layout (rotate (/ π 2) [0 0 1] (sa-cap 1)))))
(def minithumbcaps-fill
(union
(minithumb-1x-layout keyhole-fill)
(minithumb-15x-layout (rotate (/ π 2) [0 0 1] keyhole-fill))))
(def minithumb
(union
(minithumb-1x-layout single-plate)
(minithumb-15x-layout single-plate)))
(def minithumb-post-tr (translate [(- (/ mount-width 2) post-adj) (- (/ mount-height 2) post-adj) 0] web-post))
(def minithumb-post-tl (translate [(+ (/ mount-width -2) post-adj) (- (/ mount-height 2) post-adj) 0] web-post))
(def minithumb-post-bl (translate [(+ (/ mount-width -2) post-adj) (+ (/ mount-height -2) post-adj) 0] web-post))
(def minithumb-post-br (translate [(- (/ mount-width 2) post-adj) (+ (/ mount-height -2) post-adj) 0] web-post))
(def minithumb-connectors
(union
(triangle-hulls ; top two
(minithumb-tl-place web-post-tr)
(minithumb-tl-place web-post-br)
(minithumb-tr-place minithumb-post-tl)
(minithumb-tr-place minithumb-post-bl))
(triangle-hulls ; bottom two
(minithumb-br-place web-post-tr)
(minithumb-br-place web-post-br)
(minithumb-mr-place web-post-tl)
(minithumb-mr-place web-post-bl))
(triangle-hulls
(minithumb-mr-place web-post-tr)
(minithumb-mr-place web-post-br)
(minithumb-tr-place minithumb-post-br))
(triangle-hulls ; between top row and bottom row
(minithumb-br-place web-post-tl)
(minithumb-bl-place web-post-bl)
(minithumb-br-place web-post-tr)
(minithumb-bl-place web-post-br)
(minithumb-mr-place web-post-tl)
(minithumb-tl-place web-post-bl)
(minithumb-mr-place web-post-tr)
(minithumb-tl-place web-post-br)
(minithumb-tr-place web-post-bl)
(minithumb-mr-place web-post-tr)
(minithumb-tr-place web-post-br))
(triangle-hulls ; top two to the middle two, starting on the left
(minithumb-tl-place web-post-tl)
(minithumb-bl-place web-post-tr)
(minithumb-tl-place web-post-bl)
(minithumb-bl-place web-post-br)
(minithumb-mr-place web-post-tr)
(minithumb-tl-place web-post-bl)
(minithumb-tl-place web-post-br)
(minithumb-mr-place web-post-tr))
(triangle-hulls ; top two to the main keyboard, starting on the left
(minithumb-tl-place web-post-tl)
(key-place (+ innercol-offset 0) cornerrow web-post-bl)
(minithumb-tl-place web-post-tr)
(key-place (+ innercol-offset 0) cornerrow web-post-br)
(minithumb-tr-place minithumb-post-tl)
(key-place (+ innercol-offset 1) cornerrow web-post-bl)
(minithumb-tr-place minithumb-post-tr)
(key-place (+ innercol-offset 1) cornerrow web-post-br)
(key-place (+ innercol-offset 2) lastrow web-post-tl)
(key-place (+ innercol-offset 2) lastrow web-post-bl)
(minithumb-tr-place minithumb-post-tr)
(key-place (+ innercol-offset 2) lastrow web-post-bl)
(minithumb-tr-place minithumb-post-br)
(key-place (+ innercol-offset 2) lastrow web-post-br)
(key-place (+ innercol-offset 3) lastrow web-post-bl)
(key-place (+ innercol-offset 2) lastrow web-post-tr)
(key-place (+ innercol-offset 3) lastrow web-post-tl)
(key-place (+ innercol-offset 3) cornerrow web-post-bl)
(key-place (+ innercol-offset 3) lastrow web-post-tr)
(key-place (+ innercol-offset 3) cornerrow web-post-br)
)
(triangle-hulls
(key-place (+ innercol-offset 1) cornerrow web-post-br)
(key-place (+ innercol-offset 2) lastrow web-post-tl)
(key-place (+ innercol-offset 2) cornerrow web-post-bl)
(key-place (+ innercol-offset 2) lastrow web-post-tr)
(key-place (+ innercol-offset 2) cornerrow web-post-br)
(key-place (+ innercol-offset 3) cornerrow web-post-bl))
(if extra-row
(union
(triangle-hulls
(key-place (+ innercol-offset 3) lastrow web-post-tr)
(key-place (+ innercol-offset 3) lastrow web-post-br)
(key-place (+ innercol-offset 4) lastrow web-post-tl)
(key-place (+ innercol-offset 4) lastrow web-post-bl))
(triangle-hulls
(key-place (+ innercol-offset 3) lastrow web-post-tr)
(key-place (+ innercol-offset 3) cornerrow web-post-br)
(key-place (+ innercol-offset 4) lastrow web-post-tl)
(key-place (+ innercol-offset 4) cornerrow web-post-bl)))
(union
(triangle-hulls
(key-place (+ innercol-offset 3) lastrow web-post-tr)
(key-place (+ innercol-offset 3) lastrow web-post-br)
(key-place (+ innercol-offset 4) cornerrow web-post-bl))
(triangle-hulls
(key-place (+ innercol-offset 3) lastrow web-post-tr)
(key-place (+ innercol-offset 3) cornerrow web-post-br)
(key-place (+ innercol-offset 4) cornerrow web-post-bl))))))
;;;;;;;;;;;;;;;;
;; cf Thumb ;;
;;;;;;;;;;;;;;;;
(defn cfthumb-tl-place [shape]
(->> shape
(rotate (deg2rad 10) [1 0 0])
(rotate (deg2rad -24) [0 1 0])
(rotate (deg2rad 10) [0 0 1])
(translate thumborigin)
(translate [-13 -9.8 4])))
(defn cfthumb-tr-place [shape]
(->> shape
(rotate (deg2rad 6) [1 0 0])
(rotate (deg2rad -24) [0 1 0])
(rotate (deg2rad 10) [0 0 1])
(translate thumborigin)
(translate [-7.5 -29.5 0])))
(defn cfthumb-ml-place [shape]
(->> shape
(rotate (deg2rad 8) [1 0 0])
(rotate (deg2rad -31) [0 1 0])
(rotate (deg2rad 14) [0 0 1])
(translate thumborigin)
(translate [-30.5 -17 -6])))
(defn cfthumb-mr-place [shape]
(->> shape
(rotate (deg2rad 4) [1 0 0])
(rotate (deg2rad -31) [0 1 0])
(rotate (deg2rad 14) [0 0 1])
(translate thumborigin)
(translate [-22.2 -41 -10.3])))
(defn cfthumb-br-place [shape]
(->> shape
(rotate (deg2rad 2) [1 0 0])
(rotate (deg2rad -37) [0 1 0])
(rotate (deg2rad 18) [0 0 1])
(translate thumborigin)
(translate [-37 -46.4 -22])))
(defn cfthumb-bl-place [shape]
(->> shape
(rotate (deg2rad 6) [1 0 0])
(rotate (deg2rad -37) [0 1 0])
(rotate (deg2rad 18) [0 0 1])
(translate thumborigin)
(translate [-47 -23 -19])))
(defn cfthumb-1x-layout [shape]
(union
(cfthumb-tr-place (rotate (/ π 2) [0 0 0] shape))
(cfthumb-mr-place shape)
(cfthumb-br-place shape)
(cfthumb-tl-place (rotate (/ π 2) [0 0 0] shape))))
(defn cfthumb-15x-layout [shape]
(union
(cfthumb-bl-place shape)
(cfthumb-ml-place shape)))
(def cfthumbcaps
(union
(cfthumb-1x-layout (sa-cap 1))
(cfthumb-15x-layout (rotate (/ π 2) [0 0 1] (sa-cap 1.5)))))
(def cfthumbcaps-fill
(union
(cfthumb-1x-layout keyhole-fill)
(cfthumb-15x-layout (rotate (/ π 2) [0 0 1] keyhole-fill))))
(def cfthumb
(union
(cfthumb-1x-layout single-plate)
(cfthumb-15x-layout larger-plate-half)
(cfthumb-15x-layout single-plate)))
(def cfthumb-connectors
(union
(triangle-hulls ; top two
(cfthumb-tl-place web-post-tl)
(cfthumb-tl-place web-post-bl)
(cfthumb-ml-place thumb-post-tr)
(cfthumb-ml-place web-post-br))
(triangle-hulls
(cfthumb-ml-place thumb-post-tl)
(cfthumb-ml-place web-post-bl)
(cfthumb-bl-place thumb-post-tr)
(cfthumb-bl-place web-post-br))
(triangle-hulls ; bottom two
(cfthumb-br-place web-post-tr)
(cfthumb-br-place web-post-br)
(cfthumb-mr-place web-post-tl)
(cfthumb-mr-place web-post-bl))
(triangle-hulls
(cfthumb-mr-place web-post-tr)
(cfthumb-mr-place web-post-br)
(cfthumb-tr-place web-post-tl)
(cfthumb-tr-place web-post-bl))
(triangle-hulls
(cfthumb-tr-place web-post-br)
(cfthumb-tr-place web-post-bl)
(cfthumb-mr-place web-post-br))
(triangle-hulls ; between top row and bottom row
(cfthumb-br-place web-post-tl)
(cfthumb-bl-place web-post-bl)
(cfthumb-br-place web-post-tr)
(cfthumb-bl-place web-post-br)
(cfthumb-mr-place web-post-tl)
(cfthumb-ml-place web-post-bl)
(cfthumb-mr-place web-post-tr)
(cfthumb-ml-place web-post-br)
(cfthumb-tr-place web-post-tl)
(cfthumb-tl-place web-post-bl)
(cfthumb-tr-place web-post-tr)
(cfthumb-tl-place web-post-br))
(triangle-hulls ; top two to the main keyboard, starting on the left
(cfthumb-ml-place thumb-post-tl)
(key-place (+ innercol-offset 0) cornerrow web-post-bl)
(cfthumb-ml-place thumb-post-tr)
(key-place (+ innercol-offset 0) cornerrow web-post-br)
(cfthumb-tl-place web-post-tl)
(key-place (+ innercol-offset 1) cornerrow web-post-bl)
(cfthumb-tl-place web-post-tr)
(key-place (+ innercol-offset 1) cornerrow web-post-br)
(key-place (+ innercol-offset 2) lastrow web-post-tl)
(key-place (+ innercol-offset 2) lastrow web-post-bl)
(cfthumb-tl-place web-post-tr)
(key-place (+ innercol-offset 2) lastrow web-post-bl)
(cfthumb-tl-place web-post-br)
(key-place (+ innercol-offset 2) lastrow web-post-br)
(key-place (+ innercol-offset 3) lastrow web-post-bl)
(cfthumb-tl-place web-post-br)
(cfthumb-tr-place web-post-tr))
(triangle-hulls
(key-place (+ innercol-offset 3) lastrow web-post-tr)
(key-place (+ innercol-offset 3) cornerrow web-post-br)
(key-place (+ innercol-offset 3) lastrow web-post-tl)
(key-place (+ innercol-offset 3) cornerrow web-post-bl))
(triangle-hulls
(key-place (+ innercol-offset 2) lastrow web-post-tr)
(key-place (+ innercol-offset 2) lastrow web-post-br)
(key-place (+ innercol-offset 3) lastrow web-post-tl)
(key-place (+ innercol-offset 3) lastrow web-post-bl))
(triangle-hulls
(cfthumb-tr-place web-post-br)
(cfthumb-tr-place web-post-tr)
(key-place (+ innercol-offset 3) lastrow web-post-bl))
(triangle-hulls
(key-place (+ innercol-offset 1) cornerrow web-post-br)
(key-place (+ innercol-offset 2) lastrow web-post-tl)
(key-place (+ innercol-offset 2) cornerrow web-post-bl)
(key-place (+ innercol-offset 2) lastrow web-post-tr)
(key-place (+ innercol-offset 2) cornerrow web-post-br)
(key-place (+ innercol-offset 3) lastrow web-post-tl)
(key-place (+ innercol-offset 3) cornerrow web-post-bl))
(if extra-row
(union
(triangle-hulls
(key-place (+ innercol-offset 3) lastrow web-post-tr)
(key-place (+ innercol-offset 3) lastrow web-post-br)
(key-place (+ innercol-offset 4) lastrow web-post-tl)
(key-place (+ innercol-offset 4) lastrow web-post-bl))
(triangle-hulls
(key-place (+ innercol-offset 3) lastrow web-post-tr)
(key-place (+ innercol-offset 3) cornerrow web-post-br)
(key-place (+ innercol-offset 4) lastrow web-post-tl)
(key-place (+ innercol-offset 4) cornerrow web-post-bl)))