120 lines
4.8 KiB
Clojure
120 lines
4.8 KiB
Clojure
(ns advent.utils
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(:refer-clojure :exclude [load])
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(:require [play-clj.core :refer :all]
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[play-clj.ui :refer :all]
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[play-clj.utils :refer :all]
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[play-clj.math :refer :all]
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[play-clj.g2d :refer :all]
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[clojure.edn :as edn])
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(:import [com.badlogic.gdx.graphics Pixmap Pixmap$Filter Texture Texture$TextureFilter]
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[com.badlogic.gdx.graphics.g2d TextureRegion]
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[java.lang Object]))
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(defn log-coords [screen entities]
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(let [{:keys [x y]} (input->screen screen {:x (:input-x screen) :y (:input-y screen)})]
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(println (:input-x screen) (:input-y screen) "->" x y)))
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(def +all-cursors+ [:main :wool :mushrooms :carrot :right :down :left :up :flask :flask-with-contents :trophy :ladder :stick :cat-toy :balloon :frog-legs :teddy :portrait :recipe :glass-eye :motivational-tapes :used-earplugs :grass :slobber :flask-with-strength :medal :kiss :sword :hourglass :mandrake :ball-n-chain :key :rope :crowbar :note-1 :ash :sack-lunch :flies :spear :monocle :feather :spell-component :money])
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(defn cursor [filename which]
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(let [scale 2
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base-cursor (pixmap filename)
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target-width (* 16 scale)
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target-height (* 16 scale)
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resized (Pixmap. target-width target-height (.getFormat base-cursor))
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index (.indexOf +all-cursors+ which)]
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(Pixmap/setFilter Pixmap$Filter/NearestNeighbour)
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(pixmap! resized :draw-pixmap base-cursor (* index 16) 0 16 16
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0 0 target-width target-height)
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resized ))
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(defn save [entities]
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(spit "save.edn" (entities :state)))
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(defn load []
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(assoc (edn/read-string (slurp "save.edn")) :active? true))
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(defn get-font [filename]
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(let [font (bitmap-font filename)
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tr (bitmap-font! font :get-region)
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tx (.getTexture tr)]
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(texture! tx :set-filter Texture$TextureFilter/Linear Texture$TextureFilter/Linear)
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font))
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(def +screen-width+ 320)
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(def +screen-height+ 240)
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(defn scaler-fn-with-baseline [baseline minimum-size & [maximum-size]]
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(let [maximum-size (or maximum-size 1.0)]
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(fn [[_ y]]
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(if (< y baseline) maximum-size
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(let [percent-complete (- 1.0 (/ (- y baseline) (- +screen-height+ baseline)))
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range (+ (* percent-complete (- maximum-size minimum-size)) minimum-size)]
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range)))))
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(defn scaler-fn-from-image [image minimum-size maximum-size]
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(let [image (pixmap image)
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maximum-size (or maximum-size 1.0)]
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(fn [[x y]]
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(let [percent-complete (-> image
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(pixmap! :get-pixel x (- 240 y))
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color
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(.r))]
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(+ (* percent-complete (- maximum-size minimum-size)) minimum-size)))))
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(defn dist [x1 y1 x2 y2]
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(let [dx (- x1 x2)
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dy (- y1 y2)]
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(Math/sqrt (+ (* dx dx) (* dy dy)))))
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(defn flip [anim]
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(animation (animation! anim :get-frame-duration)
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(for [src-frame (animation! anim :get-key-frames)
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:let [frame (texture (texture! src-frame :get-texture))]]
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(do
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(texture! frame :set-region src-frame)
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(texture! frame :flip true false)
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frame))))
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(defn make-anim [file [w h] speed frames]
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(let [sheet (texture! (texture file) :split w h)]
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(animation speed (for [i frames]
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(aget sheet 0 i)))))
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(defn make-bird [screen p]
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(let [bird-sheet (texture! (texture "outside-castle/bird.png") :split 1 2)
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bird-stand (animation 0.15 (for [i [0 1]]
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(aget bird-sheet 0 i)))]
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(assoc (animation->texture screen bird-stand)
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:x 0
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:y 0
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:baseline 21
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:anim bird-stand
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:anim-start 0
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:path (catmull-rom-spline (map #(apply vector-2* %) p) true)
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:update-fn (fn [screen entities entity]
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(let [speed 0.05
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pos-f (- (* (:total-time screen) speed) (int (* (:total-time screen) speed)))
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v (vector-2 0 0)
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a (catmull-rom-spline! (:path entity) :value-at v pos-f)]
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(assoc entity :x (vector-2! v :x) :y (vector-2! v :y)))))))
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(defn find-override [entities [x y]]
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(first (filter #(and ((:mouse-in? %) entities x y)
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(:cursor %))
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(get-in entities [:room :interactions]))))
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(defn update-override [entities]
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(if (get-in entities [:state :active?])
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(let [last-pos (get-in entities [:cursor :last-pos])]
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(if-let [mouse-override (find-override entities last-pos)]
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(assoc-in entities [:cursor :override] (:cursor mouse-override))
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(assoc-in entities [:cursor :override] nil)))
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entities))
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(defn remove-interaction [entities id]
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(update-in entities [:room :interactions] (fn [i] (remove #(= id (:id %)) i))))
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