39 lines
1.2 KiB
Java
39 lines
1.2 KiB
Java
package com.alttd.objects;
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import com.alttd.util.Utilities;
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import org.apache.commons.math3.analysis.function.StepFunction;
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import org.apache.commons.math3.analysis.integration.TrapezoidIntegrator;
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public final class Price {
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private final double price;
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private final int points;
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private static final double x_mult[] = {0, 500, 2000, 4000};
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private static final double y_mult[] = {1.0, 1.5, 2.5, 5.0};
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private static final StepFunction multiplierModel = new StepFunction(x_mult, y_mult);
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public Price(double price) {
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this.price = price;
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this.points = (int) price;
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}
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public static Price addPrice(Price one, Price two) {
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return (new Price(Utilities.round(one.getPrice(1) + two.getPrice(1), 2)));
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}
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public double getPrice(int multiplier) {
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return (Utilities.round(price * multiplier, 2));
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}
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public double calculatePriceThing(int oldPoints, int transPts) {
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// Compute numerical integration to determine price
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TrapezoidIntegrator trapez = new TrapezoidIntegrator();
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return (Utilities.round(price * trapez.integrate(10, multiplierModel, oldPoints, oldPoints + transPts), 2));
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}
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public int getPoints() {
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return (points);
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}
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}
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