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Add hex spacers

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This commit is contained in:
Tom Short 2017-03-11 10:42:07 -05:00
parent fdcbef586f
commit 2e2d55f70a
1 changed files with 55 additions and 13 deletions
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68
src/dactyl_keyboard/dactyl.clj
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@ -204,7 +204,7 @@
(map + [0 0 24]))))
; (pr (rotate-around-y π [10 0 1]))
(pr (key-position 1 cornerrow [(/ mount-width 2) (- (/ mount-height 2)) 0]))
; (pr (key-position 1 cornerrow [(/ mount-width 2) (- (/ mount-height 2)) 0]))
;;;;;;;;;;;;;;;;;;;;
;; Web Connectors ;;
@ -264,7 +264,7 @@
(def thumborigin
(map + (key-position 1 cornerrow [(/ mount-width 2) (- (/ mount-height 2)) 0])
thumb-offsets))
(pr thumborigin)
; (pr thumborigin)
(defn deg2rad [degrees]
(* (/ degrees 180) pi))
@ -439,23 +439,25 @@
(defn bottom-hull [& p]
(hull p (bottom 10.001 p)))
(def wall-offset -15)
(defn wall-brace [place1 dx1 dy1 post1 place2 dx2 dy2 post2]
(union
(hull
(place1 post1)
(place1 (translate [0 0 -15] post1))
(place1 (translate [0 0 wall-offset] post1))
(place1 (translate [(* dx1 5) (* dy1 5) -4] post1))
(place1 (translate [(* dx1 5) (* dy1 5) -15] post1))
(place1 (translate [(* dx1 5) (* dy1 5) wall-offset] post1))
(place2 post2)
(place2 (translate [0 0 -15] post2))
(place2 (translate [0 0 wall-offset] post2))
(place2 (translate [(* dx2 5) (* dy2 5) -4] post2))
(place2 (translate [(* dx2 5) (* dy2 5) -15] post2)))
(place2 (translate [(* dx2 5) (* dy2 5) wall-offset] post2)))
(bottom-hull
(place1 (translate [(* dx1 5) (* dy1 5) -15] post1))
(place1 (translate [0 0 -15] post1))
(place1 (translate [(* dx1 5) (* dy1 5) -15] post1))
(place2 (translate [0 0 -15] post2))
(place2 (translate [(* dx2 5) (* dy2 5) -15] post2)))))
(place1 (translate [(* dx1 5) (* dy1 5) wall-offset] post1))
(place1 (translate [0 0 wall-offset] post1))
(place1 (translate [(* dx1 5) (* dy1 5) wall-offset] post1))
(place2 (translate [0 0 wall-offset] post2))
(place2 (translate [(* dx2 5) (* dy2 5) wall-offset] post2)))))
(defn key-wall-brace [x1 y1 dx1 dy1 post1 x2 y2 dx2 dy2 post2]
(wall-brace (partial key-place x1 y1) dx1 dy1 post1
@ -514,7 +516,7 @@
(->> shape
(rotate (+ (* β (- centercol column)) (/ π 12)) [0 -1 0])
(rotate (* α centerrow) [-1 0 0])
(translate [0 (/ mount-height 2) -15])
(translate [0 (/ mount-height 2) wall-offset])
))))
(def rj9-cube (cube 14.78 13 22.38))
@ -560,6 +562,45 @@
(rotate (/ π 2) [0 1 0])
(on-wall-place 0 20))))
(defn hex-spacer [column row radius]
(let [position (key-position column row [0 0 0])
column-offset (/ mount-width 2)
row-offset (/ mount-height 2)
shift-right (= column lastcol)
shift-left (= column 0)
shift-up (and (not (or shift-right shift-left)) (= row 0))
shift-down (and (not (or shift-right shift-left)) (= row lastrow))
is-vertical (or shift-left shift-right)
col-angle (+ (* β (- centercol column)) (/ π 12))
row-angle (* α (- row centerrow))
height 10]
(->> (cylinder radius height)
(rotate (if is-vertical (/ π 6) 0) [0 0 1])
(translate [(first position) (second position) (/ height 2)])
; (translate [(* (if shift-right 1 (if shift-left -1 0)) (- column-offset (* wall-offset (Math/abs (Math/sin col-angle)))))
; (* (if shift-up 1 (if shift-down -1 0)) (- row-offset (* wall-offset (Math/abs (Math/sin row-angle)))))
; 0])
(translate [(* (if shift-right 1 (if shift-left -1 0)) column-offset)
(* (if shift-up 1 (if shift-down -1 0)) row-offset)
0])
(translate [(* wall-offset (Math/sin col-angle))
(* wall-offset (Math/sin row-angle))
0])
(with-fn 6))))
(defn hex-spacer-shapes [radius]
(union (hex-spacer 0 0 radius)
(hex-spacer 0 cornerrow radius)
(hex-spacer 3 lastrow radius)
(hex-spacer 2 0 radius)
(hex-spacer lastcol (dec cornerrow) radius)
))
(def hex-spacer-radius (/ 5.42 2))
(def hex-spacer-holes (hex-spacer-shapes hex-spacer-radius))
(def hex-spacer-outers (hex-spacer-shapes (+ hex-spacer-radius 1.6)))
;; teensy info
; base width - 18
; height - 1.45
@ -571,9 +612,10 @@
connectors
thumb
thumb-connectors
(difference case-walls rj9-space usb-cutout)
(difference case-walls rj9-space usb-cutout hex-spacer-holes)
rj9-holder
(if (= nrows 4) teensy-holder)
hex-spacer-outers
; thumbcaps
; caps
)))