mirror of https://github.com/GeyserMC/Geyser.git
120 lines
4.2 KiB
Java
120 lines
4.2 KiB
Java
/*
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* Copyright (c) 2019-2021 GeyserMC. http://geysermc.org
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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* @author GeyserMC
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* @link https://github.com/GeyserMC/Geyser
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*/
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package org.geysermc.connector.utils;
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import net.kyori.adventure.text.format.TextColor;
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import net.kyori.adventure.util.HSVLike;
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public enum FireworkColor {
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BLACK(1973019),
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RED(11743532),
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GREEN(3887386),
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BROWN(5320730),
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BLUE(2437522),
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PURPLE(8073150),
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CYAN(2651799),
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LIGHT_GRAY(11250603),
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GRAY(4408131),
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PINK(14188952),
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LIME(4312372),
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YELLOW(14602026),
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LIGHT_BLUE(6719955),
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MAGENTA(12801229),
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ORANGE(15435844),
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WHITE(15790320);
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private static final FireworkColor[] VALUES = values();
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private final TextColor color;
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FireworkColor(int rgbValue) {
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this.color = TextColor.color(rgbValue);
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}
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private static HSVLike toHSV(int rgbValue) {
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int r = (rgbValue & (255 << 16)) >> 16;
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int g = (rgbValue & (255 << 8)) >> 8;
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int b = rgbValue & 255;
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return HSVLike.fromRGB(r, g, b);
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}
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public static byte fromJavaRGB(int rgbValue) {
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HSVLike hsv = toHSV(rgbValue);
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return (byte) nearestTo(hsv).ordinal();
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}
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// The following two methods were adapted from the Adventure project:
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// https://github.com/KyoriPowered/adventure/blob/09edf74409feb52d9147a5a811910de0721acf95/api/src/main/java/net/kyori/adventure/text/format/NamedTextColor.java#L193-L237
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/**
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* Find the firework color nearest to the provided color.
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*
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* @param any color to match
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* @return nearest named color. will always return a value
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* @since 4.0.0
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*/
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private static FireworkColor nearestTo(final HSVLike any) {
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float matchedDistance = Float.MAX_VALUE;
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FireworkColor match = VALUES[0];
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for (final FireworkColor potential : VALUES) {
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final float distance = distance(any, potential.color.asHSV());
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if (distance < matchedDistance) {
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match = potential;
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matchedDistance = distance;
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}
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if (distance == 0) {
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break; // same colour! whoo!
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}
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}
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return match;
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}
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/**
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* Returns a distance metric to the other color.
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*
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* <p>This value is unitless and should only be used to compare with other firework colors.</p>
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*
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* @param other color to compare to
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* @return distance metric
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*/
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private static float distance(final HSVLike self, final HSVLike other) {
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// weight hue more heavily than saturation and brightness. kind of magic numbers, but is fine for our use case of downsampling to a set of colors
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final float hueDistance = 3 * Math.min(Math.abs(self.h() - other.h()), 1f - Math.abs(self.h() - other.h()));
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final float saturationDiff = self.s() - other.s();
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final float valueDiff = self.v() - other.v();
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return hueDistance * hueDistance + saturationDiff * saturationDiff + valueDiff * valueDiff;
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}
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public static int fromBedrockId(int id) {
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for (FireworkColor fireworkColor : VALUES) {
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if (fireworkColor.ordinal() == id) {
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return fireworkColor.color.value();
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}
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}
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return WHITE.color.value();
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}
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}
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