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123
common/src/main/java/org/redlance/dima_dencep/mods/rrls/utils/Ease.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,123 @@ | ||
| /* | ||
| * Copyright 2023 - 2024 dima_dencep. | ||
| * | ||
| * Licensed under the Open Software License, Version 3.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * | ||
| * You may obtain a copy of the License at | ||
| * https://spdx.org/licenses/OSL-3.0.txt | ||
| */ | ||
|
|
||
| package org.redlance.dima_dencep.mods.rrls.utils; | ||
|
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| import java.util.function.Function; | ||
|
|
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| /** | ||
| * Easings form <a href="https://easings.net/">easings.net</a><br> | ||
| * + constant + linear | ||
| */ | ||
| public enum Ease { | ||
| LINEAR(0, arg -> easeIn(f -> f)), | ||
| CONSTANT(1, arg -> easeIn(f -> 0f)), | ||
|
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| // Sine | ||
| INSINE(6, arg -> easeIn(Easing::sine)), | ||
| OUTSINE(7, arg -> easeOut(Easing::sine)), | ||
| INOUTSINE(8, arg -> easeInOut(Easing::sine)), | ||
|
|
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| // Cubic | ||
| INCUBIC(9, arg -> easeIn(Easing::cubic)), | ||
| OUTCUBIC(10, arg -> easeOut(Easing::cubic)), | ||
| INOUTCUBIC(11, arg -> easeInOut(Easing::cubic)), | ||
|
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| // Quadratic | ||
| INQUAD(12, arg -> easeIn(Easing::quadratic)), | ||
| OUTQUAD(13, arg -> easeOut(Easing::quadratic)), | ||
| INOUTQUAD(14, arg -> easeInOut(Easing::quadratic)), | ||
|
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| // Quart | ||
| INQUART(15, arg -> easeIn(Easing.pow(4))), | ||
| OUTQUART(16, arg -> easeOut(Easing.pow(4))), | ||
| INOUTQUART(17, arg -> easeInOut(Easing.pow(4))), | ||
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| // Quint | ||
| INQUINT(18, arg -> easeIn(Easing.pow(5))), | ||
| OUTQUINT(19, arg -> easeOut(Easing.pow(5))), | ||
| INOUTQUINT(20, arg -> easeInOut(Easing.pow(5))), | ||
|
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| // Expo | ||
| INEXPO(21, arg -> easeIn(Easing::exp)), | ||
| OUTEXPO(22, arg -> easeOut(Easing::exp)), | ||
| INOUTEXPO(23, arg -> easeInOut(Easing::exp)), | ||
|
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| // Cricle | ||
| INCIRC(24, arg -> easeIn(Easing::circle)), | ||
| OUTCIRC(25, arg -> easeOut(Easing::circle)), | ||
| INOUTCIRC(26, arg -> easeInOut(Easing::circle)), | ||
|
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| // Back | ||
| INBACK(27, arg -> easeIn(Easing.back(arg))), | ||
| OUTBACK(28, arg -> easeOut(Easing.back(arg))), | ||
| INOUTBACK(29, arg -> easeInOut(Easing.back(arg))), | ||
|
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| // Elastic | ||
| INELASTIC(30, arg -> easeIn(Easing.elastic(arg))), | ||
| OUTELASTIC(31, arg -> easeOut(Easing.elastic(arg))), | ||
| INOUTELASTIC(32, arg -> easeInOut(Easing.elastic(arg))), | ||
|
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| // Bounce | ||
| INBOUNCE(33, arg -> easeIn(Easing.bounce(arg))), | ||
| OUTBOUNCE(34, arg -> easeOut(Easing.bounce(arg))), | ||
| INOUTBOUNCE(35, arg -> easeInOut(Easing.bounce(arg))), | ||
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| CATMULLROM(36, arg -> easeInOut(Easing::catmullRom)), | ||
| STEP(37, arg -> easeIn(Easing.step(arg))); | ||
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| final byte id; | ||
| private final Function<Float, Function<Float, Float>> impl; | ||
|
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| /** | ||
| * @param id id | ||
| * @param impl implementation | ||
| */ | ||
| Ease(byte id, Function<Float, Function<Float, Float>> impl) { | ||
| this.id = id; | ||
| this.impl = impl; | ||
| } | ||
|
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| /** | ||
| * @param id id | ||
| * @param impl implementation | ||
| */ | ||
| Ease(int id, Function<Float, Function<Float, Float>> impl) { | ||
| this((byte) id, impl); | ||
| } | ||
|
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| /** | ||
| * Run the easing | ||
| * @param t float between 0 and 1 | ||
| * @param n float easing argument | ||
| * @return ease(t, n) | ||
| */ | ||
| public float invoke(float t, Float n) { | ||
| return this.impl.apply(n).apply(t); | ||
| } | ||
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| public static Function<Float, Float> easeIn(Function<Float, Float> function) { | ||
| return function; | ||
| } | ||
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| public static Function<Float, Float> easeOut(Function<Float, Float> function) { | ||
| return time -> 1 - function.apply(1 - time); | ||
| } | ||
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| public static Function<Float, Float> easeInOut(Function<Float, Float> function) { | ||
| return time -> { | ||
| if (time < 0.5F) { | ||
| return function.apply(time * 2F) / 2F; | ||
| } | ||
|
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| return 1 - function.apply((1 - time) * 2F) / 2F; | ||
| }; | ||
| } | ||
| } |
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