1 files changed, 53 insertions, 0 deletions
diff --git a/src/main/java/kubatech/api/helpers/GTHelper.java b/src/main/java/kubatech/api/helpers/GTHelper.java
new file mode 100644
index 0000000000..bf2b28ff79
--- /dev/null
+++ b/src/main/java/kubatech/api/helpers/GTHelper.java
@@ -0,0 +1,53 @@
+package kubatech.api.helpers;
+
+import static gregtech.api.metatileentity.implementations.GT_MetaTileEntity_MultiBlockBase.isValidMetaTileEntity;
+
+import gregtech.api.metatileentity.implementations.GT_MetaTileEntity_Hatch_Energy;
+import gregtech.api.metatileentity.implementations.GT_MetaTileEntity_MultiBlockBase;
+import java.util.ArrayList;
+import java.util.Arrays;
+import net.minecraft.item.ItemStack;
+import net.minecraftforge.fluids.FluidStack;
+
+public class GTHelper {
+
+    private static final double ln4 = Math.log(4d);
+
+    public static int calculateOverclockedNessMulti(
+            GT_MetaTileEntity_MultiBlockBase mte, long aEUt, int aDuration, boolean perfect) {
+        final long maxInputVoltage = getMaxInputEU(mte);
+        final int tiers = (int) (Math.log((double) maxInputVoltage / (double) aEUt) / ln4);
+        if (tiers <= 0) {
+            mte.mEUt = (int) aEUt;
+            mte.mMaxProgresstime = aDuration;
+            return 0;
+        }
+        mte.mEUt = (int) (aEUt << (tiers << 1));
+        int dMulti = 1;
+        final int aDurationModifier = perfect ? 2 : 1;
+        for (int i = 0; i < tiers; i++)
+            if (aDuration > 1) aDuration >>= aDurationModifier;
+            else dMulti <<= aDurationModifier;
+        if (dMulti > 1) {
+            final ArrayList<ItemStack> stacks = new ArrayList<>(Arrays.asList(mte.mOutputItems));
+            for (ItemStack mOutputItem : mte.mOutputItems) {
+                mOutputItem.stackSize *= dMulti;
+                int maxSize = mOutputItem.getMaxStackSize();
+                while (mOutputItem.stackSize > maxSize)
+                    stacks.add(mOutputItem.splitStack(Math.min(mOutputItem.stackSize - maxSize, maxSize)));
+            }
+            if (stacks.size() != mte.mOutputItems.length) mte.mOutputItems = stacks.toArray(new ItemStack[0]);
+            for (FluidStack mOutputFluid : mte.mOutputFluids) mOutputFluid.amount *= dMulti;
+        }
+        if (aDuration <= 0) aDuration = 1;
+        mte.mMaxProgresstime = aDuration;
+        return tiers;
+    }
+
+    public static long getMaxInputEU(GT_MetaTileEntity_MultiBlockBase mte) {
+        long rEU = 0;
+        for (GT_MetaTileEntity_Hatch_Energy tHatch : mte.mEnergyHatches)
+            if (isValidMetaTileEntity(tHatch)) rEU += tHatch.maxEUInput() * tHatch.maxAmperesIn();
+        return rEU;
+    }
+}