mirror of
https://github.com/Jozufozu/Flywheel.git
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a42c027b6f
- Fix Resources not being closed properly - Change versioning scheme to match Create - Add LICENSE to built jar - Fix mods.toml version sync - Move JOML code to non-src directory - Update Gradle - Organize imports
65 lines
2.5 KiB
Java
65 lines
2.5 KiB
Java
/*
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* The MIT License
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*
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* Copyright (c) 2016-2021 JOML
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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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package com.jozufozu.flywheel.repack.joml.sampling;
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/**
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* Internal Math class used by the sampling package.
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*
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* @author Kai Burjack
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*/
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class Math extends com.jozufozu.flywheel.repack.joml.Math {
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static final double PI = java.lang.Math.PI;
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static final double PI2 = PI * 2.0;
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static final double PIHalf = PI * 0.5;
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private static final double ONE_OVER_PI = 1.0 / PI;
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private static final double s5 = Double.longBitsToDouble(4523227044276562163L);
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private static final double s4 = Double.longBitsToDouble(-4671934770969572232L);
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private static final double s3 = Double.longBitsToDouble(4575957211482072852L);
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private static final double s2 = Double.longBitsToDouble(-4628199223918090387L);
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private static final double s1 = Double.longBitsToDouble(4607182418589157889L);
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/**
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* Reference: <a href=
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* "http://www.java-gaming.org/topics/joml-1-8-0-release/37491/msg/361815/view.html#msg361815">http://www.java-gaming.org/</a>
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*
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* @author roquendm
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*/
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static double sin_roquen_9(double v) {
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double i = java.lang.Math.rint(v * ONE_OVER_PI);
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double x = v - i * Math.PI;
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double qs = 1 - 2 * ((int) i & 1);
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double x2 = x * x;
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double r;
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x = qs * x;
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r = s5;
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r = r * x2 + s4;
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r = r * x2 + s3;
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r = r * x2 + s2;
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r = r * x2 + s1;
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return x * r;
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}
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}
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