83 lines
2.3 KiB
C#
83 lines
2.3 KiB
C#
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using System.Collections.Generic;
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namespace RoR2.Items;
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public static class RandomlyLunarUtils
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{
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private const float replacePercentagePerStack = 0.05f;
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public static PickupIndex CheckForLunarReplacement(PickupIndex pickupIndex, Xoroshiro128Plus rng)
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{
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PickupDef pickupDef = PickupCatalog.GetPickupDef(pickupIndex);
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if (CanReplace(pickupDef))
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{
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int itemCountGlobal = Util.GetItemCountGlobal(DLC1Content.Items.RandomlyLunar.itemIndex, requiresAlive: false, requiresConnected: false);
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if (itemCountGlobal > 0)
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{
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List<PickupIndex> list = null;
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if (pickupDef.itemIndex != ItemIndex.None)
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{
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list = Run.instance.availableLunarItemDropList;
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}
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else if (pickupDef.equipmentIndex != EquipmentIndex.None)
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{
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list = Run.instance.availableLunarEquipmentDropList;
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}
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if (list != null && list.Count > 0 && rng.nextNormalizedFloat < 0.05f * (float)itemCountGlobal)
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{
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int index = rng.RangeInt(0, list.Count);
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return list[index];
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}
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}
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}
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return pickupIndex;
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}
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public static void CheckForLunarReplacementUniqueArray(PickupIndex[] pickupIndices, Xoroshiro128Plus rng)
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{
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int itemCountGlobal = Util.GetItemCountGlobal(DLC1Content.Items.RandomlyLunar.itemIndex, requiresAlive: false, requiresConnected: false);
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if (itemCountGlobal <= 0)
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{
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return;
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}
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List<PickupIndex> list = null;
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List<PickupIndex> list2 = null;
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for (int i = 0; i < pickupIndices.Length; i++)
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{
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PickupDef pickupDef = PickupCatalog.GetPickupDef(pickupIndices[i]);
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if (!CanReplace(pickupDef) || !(rng.nextNormalizedFloat < 0.05f * (float)itemCountGlobal))
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{
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continue;
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}
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List<PickupIndex> list3 = null;
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if (pickupDef.itemIndex != ItemIndex.None)
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{
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if (list == null)
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{
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list = new List<PickupIndex>(Run.instance.availableLunarItemDropList);
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Util.ShuffleList(list, rng);
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}
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list3 = list;
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}
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else if (pickupDef.equipmentIndex != EquipmentIndex.None)
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{
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if (list2 == null)
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{
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list2 = new List<PickupIndex>(Run.instance.availableLunarEquipmentDropList);
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Util.ShuffleList(list2, rng);
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}
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list3 = list2;
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}
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if (list3 != null && list3.Count > 0)
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{
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pickupIndices[i] = list3[i % list3.Count];
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}
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}
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}
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public static bool CanReplace(PickupDef pickupDef)
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{
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return !(pickupDef?.isLunar ?? true);
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}
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}
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