40 lines
1.5 KiB
Java
40 lines
1.5 KiB
Java
package com.pahimar.ee3.util;
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import java.util.Random;
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import com.pahimar.ee3.api.exchange.EnergyValue;
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import com.pahimar.ee3.api.exchange.EnergyValueRegistryProxy;
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import com.pahimar.ee3.init.ModItems;
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import net.minecraft.item.ItemStack;
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public class CalcinationHelper {
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private static Random random = new Random();
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public static ItemStack getCalcinationResult(ItemStack itemStack) {
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EnergyValue dustEnergyValue = EnergyValueRegistryProxy.getEnergyValue(
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new ItemStack(ModItems.alchemicalDust, 1, 3)
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);
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EnergyValue itemStackEnergyValue
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= EnergyValueRegistryProxy.getEnergyValue(itemStack);
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if (dustEnergyValue != null && itemStackEnergyValue != null) {
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int dustAmount = (int
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) Math.floor(itemStackEnergyValue.getValue() / dustEnergyValue.getValue());
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float residualEMC = itemStackEnergyValue.getValue()
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- (dustAmount * dustEnergyValue.getValue());
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double u
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= (double) residualEMC / dustEnergyValue.getValue(); // expected value (µ)
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double s = u / 2; // deviation (σ)
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u *= 1 - 0.0043451773677092; // negative cut-off correction factor
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dustAmount += (int
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) (Math.max(0, random.nextGaussian() * s + u) + random.nextDouble());
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if (dustAmount > 0) {
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return new ItemStack(ModItems.alchemicalDust, dustAmount, 3);
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}
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}
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return new ItemStack(ModItems.alchemicalDust, 1, 0);
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}
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}
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