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| 1 | - | l-data (:left data) |
| 1 | + | (defn update-spectrum [mesh] |
| 2 | - | r-data (:right data) |
| 2 | + | (s/>->> [:p] [:spectrum-data] |
| 3 | - | vertices (mapv (fn [x] [(spec-x x (nth l-data x)) (spec-y x (nth r-data x)) 0]) (range 360)) |
| 3 | + | #(if (and (:updated %2) (minim/playing? %1)) |
| 4 | (let | |
| 5 | [data (:data %2); (minim/get-realtime-data % 800) ; | |
| 6 | l-data (:left data) | |
| 7 | r-data (:right data) | |
| 8 | ; [ VARIANT-1 ] | |
| 9 | vertices (mapv (fn [x] | |
| 10 | ; (println "r = " x " len =" (count l-data)) | |
| 11 | [(spec-x x (nth l-data x)) (spec-y x (nth r-data x)) 0]) (range 360) | |
| 12 | ;[(spec-x x x) (spec-y x (nth r-data x)) (/ (- x) 5)]) (range 1000) | |
| 13 | ) | |
| 14 | ; [ VARIANT-2 ] | |
| 15 | ; f (fn [x] [(spec-x x (nth l-data x)) (spec-y x (nth r-data x)) 0]) | |
| 16 | ; vertices (reduce (fn [c d] (into c [(spec-x d (nth l-data d)) (spec-y d (nth r-data d)) 0])) [] (range 360)) | |
| 17 | ; _ (println vertices) | |
| 18 | ; [ VARIANT-3 ] | |
| 19 | ; max-x 360 | |
| 20 | ; vertices (doall (loop [acc [] x 0] | |
| 21 | ; (if (< max-x x) acc | |
| 22 | ; (let | |
| 23 | ; [v [(spec-x x (nth l-data x)) (spec-y x (nth r-data x)) 0]] | |
| 24 | ; (recur (concat acc v) (+ x 1)))))) | |
| 25 | ;; position-buffer (vb-position vertices) | |
| 26 | ||
| 27 | ] | |
| 28 | ;; (vertex-buffer! mesh position-buffer) | |
| 29 | (update-vertex-buffer! mesh vb-type-position vertices) | |
| 30 | (s/ag!! :spectrum-data (fn [_] {:updated false}))
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| 31 | (start-spectrum-data-gatherer %1))))) | |
| 32 | ||
| 33 | ||
| 34 | (defn update-vertex-buffer! [mesh|geom vb-type lazy-data] | |
| 35 | (let [data (apply concat lazy-data) | |
| 36 | ;_ (println "data =" lazy-data) | |
| 37 | vb (vertex-buffer?? mesh|geom vb-type) | |
| 38 | nio-buffer (.getData vb)] | |
| 39 | (if (> (count data) (.capacity nio-buffer)) | |
| 40 | ; if the existing buffer length is shorter than data length, re-create the buffer | |
| 41 | (let | |
| 42 | [mesh (resolve-mesh mesh|geom) | |
| 43 | new-buffer (create-float-buffer data)] | |
| 44 | (vertex-buffer! mesh vb-type 3 new-buffer)) | |
| 45 | ; if the existing buffer length is enough for data, re-use the buffer | |
| 46 | (do | |
| 47 | (.rewind nio-buffer) | |
| 48 | (.updateData vb (create-float-buffer data))))) |
