85 lines
2.0 KiB
C#
85 lines
2.0 KiB
C#
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using System.Collections.Generic;
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using UnityEngine;
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using UnityEngine.Events;
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using UnityEngine.Networking;
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namespace RoR2;
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public class ParticleTriggerEvent : MonoBehaviour
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{
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public ParticleSystem particleSystemToTrack;
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public bool OnServerOnly;
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public bool killParticleOnEventTrigger;
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[Tooltip("Displays a message whenever a new particle is born")]
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public bool debugMessages;
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[Space(20f)]
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public ParticleSystemTriggerEventType triggerType;
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[Tooltip("The trigger will not fire if it's fired within this many seconds ago. Leave at -1 for 'fire every frame if need be.'")]
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[Space(20f)]
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public float triggerCooldown = -1f;
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[Space(20f)]
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public UnityEvent onParticleTrigger;
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private List<ParticleSystem.Particle> particleList;
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private float lastTriggerTimestamp;
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private void Awake()
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{
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if (particleSystemToTrack == null)
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{
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particleSystemToTrack = GetComponent<ParticleSystem>();
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}
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if (particleSystemToTrack != null)
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{
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particleList = new List<ParticleSystem.Particle>(particleSystemToTrack.main.maxParticles);
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}
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if (particleSystemToTrack == null || (OnServerOnly && !NetworkServer.active))
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{
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base.enabled = false;
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}
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}
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private void OnParticleTrigger()
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{
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float time = Time.time;
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if (particleSystemToTrack.GetTriggerParticles(triggerType, particleList) > 0)
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{
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FireEvent(time);
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if (killParticleOnEventTrigger)
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{
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KillParticles(triggerType);
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}
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}
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}
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private void KillParticles(ParticleSystemTriggerEventType trigType)
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{
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int count = particleList.Count;
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for (int i = 0; i < count; i++)
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{
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ParticleSystem.Particle value = particleList[i];
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value.remainingLifetime = -1f;
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particleList[i] = value;
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}
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_ = debugMessages;
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particleSystemToTrack.SetTriggerParticles(trigType, particleList);
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}
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private void FireEvent(float currentTime)
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{
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if (triggerCooldown == -1f || !(currentTime - lastTriggerTimestamp < triggerCooldown))
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{
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_ = debugMessages;
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lastTriggerTimestamp = currentTime;
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onParticleTrigger?.Invoke();
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}
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}
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}
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