71 lines
2.6 KiB
Clojure
71 lines
2.6 KiB
Clojure
(ns advent.utils
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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.g2d :refer :all])
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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 :cards :cheat-deck :stick :cat-toy])
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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$Filter/NearestNeighbour)
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(pixmap! resized :draw-pixmap base-cursor (* index 16) 0 16 16
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0 0 target-width target-height)
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resized ))
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(defn get-font [filename]
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(let [font (bitmap-font filename)
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tr (bitmap-font! font :get-region)
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tx (.getTexture tr)]
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(texture! tx :set-filter Texture$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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