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PersistentEmitterManager.cs
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PersistentEmitterManager.cs
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/*
* Copyright (c) 2017, Sébastien GAGGINI AKA Sarbian, France
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
using System.Collections.Generic;
using System.Linq;
using UnityEngine;
[KSPAddon(KSPAddon.Startup.EveryScene, false)]
internal class PersistentEmitterManager : MonoBehaviour
{
//public static PersistentEmitterManager Instance { get; private set; }
public static List<PersistentKSPParticleEmitter> persistentEmitters;
private void Awake()
{
//PersistentEmitterManager.Instance = this;
persistentEmitters = new List<PersistentKSPParticleEmitter>();
GameEvents.onGameSceneLoadRequested.Add(OnSceneChange);
}
private void OnDestroy()
{
//Print("OnDestroy");
GameEvents.onGameSceneLoadRequested.Remove(OnSceneChange);
}
public static void Add(PersistentKSPParticleEmitter pkpe)
{
persistentEmitters.Add(pkpe);
EffectBehaviour.AddParticleEmitter(pkpe.pe);
//print("[SmokeScreen PersistentEmitterManager]: Added 1 PersistentKSPParticleEmitter. Count = " + persistentEmitters.Count);
}
public static void Remove(PersistentKSPParticleEmitter pkpe)
{
EffectBehaviour.RemoveParticleEmitter(pkpe.pe);
persistentEmitters.Remove(pkpe);
//print("[SmokeScreen PersistentEmitterManager]: Removed 1 PersistentKSPParticleEmitter. Count = " + persistentEmitters.Count);
}
private void OnSceneChange(GameScenes scene)
{
//Print("OnSceneChange");
for (int i = 0; i < persistentEmitters.Count; i++)
{
EffectBehaviour.RemoveParticleEmitter(persistentEmitters[i].pe);
//Print(" go is " + persistentEmitters[i].go);
//Destroy(persistentEmitters[i].go);
if (persistentEmitters[i].go != null && persistentEmitters[i].go.transform.parent != null)
{
Destroy(persistentEmitters[i].go);
}
}
persistentEmitters.Clear();
}
public void FixedUpdate()
{
var persistentEmittersCopy = persistentEmitters.ToArray();
for (int i = 0; i < persistentEmittersCopy.Length; i++)
{
if (persistentEmittersCopy[i].endTime > 0 && persistentEmittersCopy[i].endTime < Time.fixedTime)
{
persistentEmittersCopy[i].EmissionStop();
}
// If the gameObject is null clean up the emitter
if (persistentEmittersCopy[i].go == null || persistentEmittersCopy[i].pe == null || persistentEmittersCopy[i].pe.pe == null)
{
//Print("FixedUpdate cleaning null go");
Remove(persistentEmittersCopy[i]);
// Make sure
Destroy(persistentEmittersCopy[i].go);
}
// if not and the transform parent is null ( Emitter detached from part so the particle are not removed instantly )
// then the emitter won't be updated by the effect FixedUpdate Call. So update it here
else if (persistentEmittersCopy[i].go.transform.parent == null)
{
persistentEmittersCopy[i].EmitterOnUpdate(Vector3.zero);
if (persistentEmittersCopy[i].pe.pe.particles.Count() == 0)
{
//Print("FixedUpdate cleaning parent go");
Remove(persistentEmittersCopy[i]);
Destroy(persistentEmittersCopy[i].go);
}
}
}
}
private void Print(string s)
{
print("[SmokeScreen " + GetType().Name + "] : " + s);
}
}