r2mods/ilspy_dump/ror2_csproj/RoR2/PickupDropTable.cs

109 lines
2.7 KiB
C#

using System;
using System.Collections.Generic;
using RoR2.Items;
using UnityEngine;
namespace RoR2;
public abstract class PickupDropTable : ScriptableObject
{
public bool canDropBeReplaced = true;
private static readonly List<PickupDropTable> instancesList;
protected static PickupIndex[] GenerateUniqueDropsFromWeightedSelection(int maxDrops, Xoroshiro128Plus rng, WeightedSelection<PickupIndex> weightedSelection)
{
int num = Math.Min(maxDrops, weightedSelection.Count);
int[] array = Array.Empty<int>();
PickupIndex[] array2 = new PickupIndex[num];
for (int i = 0; i < num; i++)
{
int num2 = weightedSelection.EvaluateToChoiceIndex(rng.nextNormalizedFloat, array);
array2[i] = weightedSelection.GetChoice(num2).value;
Array.Resize(ref array, i + 1);
array[i] = num2;
}
return array2;
}
protected static PickupIndex GenerateDropFromWeightedSelection(Xoroshiro128Plus rng, WeightedSelection<PickupIndex> weightedSelection)
{
if (weightedSelection.Count > 0)
{
return weightedSelection.Evaluate(rng.nextNormalizedFloat);
}
return PickupIndex.none;
}
public abstract int GetPickupCount();
protected abstract PickupIndex GenerateDropPreReplacement(Xoroshiro128Plus rng);
public PickupIndex GenerateDrop(Xoroshiro128Plus rng)
{
PickupIndex pickupIndex = GenerateDropPreReplacement(rng);
if (pickupIndex == PickupIndex.none)
{
Debug.LogError("Could not generate pickup index from droptable.");
}
if (!pickupIndex.isValid)
{
Debug.LogError("Pickup index from droptable is invalid.");
}
if (canDropBeReplaced)
{
return RandomlyLunarUtils.CheckForLunarReplacement(pickupIndex, rng);
}
return pickupIndex;
}
protected abstract PickupIndex[] GenerateUniqueDropsPreReplacement(int maxDrops, Xoroshiro128Plus rng);
public PickupIndex[] GenerateUniqueDrops(int maxDrops, Xoroshiro128Plus rng)
{
PickupIndex[] array = GenerateUniqueDropsPreReplacement(maxDrops, rng);
if (canDropBeReplaced)
{
RandomlyLunarUtils.CheckForLunarReplacementUniqueArray(array, rng);
}
return array;
}
protected virtual void Regenerate(Run run)
{
}
protected virtual void OnEnable()
{
instancesList.Add(this);
if ((bool)Run.instance)
{
Regenerate(Run.instance);
}
}
protected virtual void OnDisable()
{
instancesList.Remove(this);
}
static PickupDropTable()
{
instancesList = new List<PickupDropTable>();
Run.onRunStartGlobal += RegenerateAll;
Run.onAvailablePickupsModified += RegenerateAll;
}
private static void RegenerateAll(Run run)
{
for (int i = 0; i < instancesList.Count; i++)
{
instancesList[i].Regenerate(run);
}
}
public void ModifyTierWeights(float tier1, float tier2, float tier3)
{
}
}