109 lines
3.1 KiB
C#
109 lines
3.1 KiB
C#
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using System;
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using System.Collections.Generic;
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using HG;
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using UnityEngine;
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namespace RoR2.UI;
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[RequireComponent(typeof(PointViewer))]
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public class SniperTargetViewer : MonoBehaviour
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{
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public GameObject visualizerPrefab;
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private PointViewer pointViewer;
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private HUD hud;
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private Dictionary<UnityObjectWrapperKey<HurtBox>, GameObject> hurtBoxToVisualizer = new Dictionary<UnityObjectWrapperKey<HurtBox>, GameObject>();
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private List<HurtBox> displayedTargets = new List<HurtBox>();
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private List<HurtBox> previousDisplayedTargets = new List<HurtBox>();
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private void Awake()
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{
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pointViewer = GetComponent<PointViewer>();
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OnTransformParentChanged();
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}
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private void OnTransformParentChanged()
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{
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hud = GetComponentInParent<HUD>();
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}
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private void OnDisable()
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{
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SetDisplayedTargets(Array.Empty<HurtBox>());
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hurtBoxToVisualizer.Clear();
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}
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private void Update()
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{
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List<HurtBox> list = CollectionPool<HurtBox, List<HurtBox>>.RentCollection();
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if ((bool)hud && (bool)hud.targetMaster)
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{
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TeamIndex teamIndex = hud.targetMaster.teamIndex;
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IReadOnlyList<HurtBox> readOnlySniperTargetsList = HurtBox.readOnlySniperTargetsList;
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int i = 0;
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for (int count = readOnlySniperTargetsList.Count; i < count; i++)
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{
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HurtBox hurtBox = readOnlySniperTargetsList[i];
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if ((bool)hurtBox.healthComponent && hurtBox.healthComponent.alive && FriendlyFireManager.ShouldDirectHitProceed(hurtBox.healthComponent, teamIndex) && (object)hurtBox.healthComponent.body != hud.targetMaster.GetBody())
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{
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list.Add(hurtBox);
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}
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}
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}
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SetDisplayedTargets(list);
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list = CollectionPool<HurtBox, List<HurtBox>>.ReturnCollection(list);
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}
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private void OnTargetDiscovered(HurtBox hurtBox)
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{
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if (!hurtBoxToVisualizer.ContainsKey(hurtBox))
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{
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GameObject value = pointViewer.AddElement(new PointViewer.AddElementRequest
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{
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elementPrefab = visualizerPrefab,
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target = hurtBox.transform,
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targetWorldVerticalOffset = 0f,
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targetWorldRadius = HurtBox.sniperTargetRadius,
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scaleWithDistance = true
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});
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hurtBoxToVisualizer.Add(hurtBox, value);
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}
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else
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{
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Debug.LogWarning($"Already discovered hurtbox: {hurtBox}");
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}
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}
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private void OnTargetLost(HurtBox hurtBox)
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{
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if (hurtBoxToVisualizer.TryGetValue(hurtBox, out var value))
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{
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pointViewer.RemoveElement(value);
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}
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}
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private void SetDisplayedTargets(IReadOnlyList<HurtBox> newDisplayedTargets)
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{
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Util.Swap(ref displayedTargets, ref previousDisplayedTargets);
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displayedTargets.Clear();
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ListUtils.AddRange(displayedTargets, newDisplayedTargets);
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List<HurtBox> list = CollectionPool<HurtBox, List<HurtBox>>.RentCollection();
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List<HurtBox> list2 = CollectionPool<HurtBox, List<HurtBox>>.RentCollection();
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ListUtils.FindExclusiveEntriesByReference(displayedTargets, previousDisplayedTargets, list, list2);
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foreach (HurtBox item in list2)
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{
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OnTargetLost(item);
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}
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foreach (HurtBox item2 in list)
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{
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OnTargetDiscovered(item2);
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}
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list2 = CollectionPool<HurtBox, List<HurtBox>>.ReturnCollection(list2);
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list = CollectionPool<HurtBox, List<HurtBox>>.ReturnCollection(list);
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}
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}
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