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20 lines
596 B
Java
20 lines
596 B
Java
package com.verictas.pos.simulator.mathUtils;
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import javax.vecmath.Vector3d;
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public class AOP {
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/**
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* Helper class for calculating the argument of periapsis
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*/
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public static double calculate(Vector3d ascendingNode, Vector3d perihelion, Vector3d aphelion) {
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Vector3d eccentricity = new Vector3d(0,0,0);
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eccentricity.sub(perihelion, aphelion);
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if (eccentricity.getZ() < ascendingNode.getZ()) {
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return (2 * Math.PI) - ascendingNode.angle(eccentricity);
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} else {
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return ascendingNode.angle(eccentricity);
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}
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}
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}
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