gpd-925/Simulation/Assets/Scripts/PlayParticleSystem.cs

using UnityEngine;
using UnityEngine.InputSystem;

namespace DefaultNamespace
{
    [RequireComponent(typeof(ParticleSystem))]
    public class PlayParticleSystem : MonoBehaviour
    {
        [SerializeField] private InputActionReference _playAction;
        [SerializeField] private InputActionReference _emitAction;
        [SerializeField] private InputActionReference _particleAction;
        
        
        private ParticleSystem _particleSystem;
        
        private void Awake()
        {
            _particleSystem = GetComponent<ParticleSystem>();
            ParticleSystem.MainModule main = _particleSystem.main;
            main.maxParticles = 10000;
        }

        private void Update()
        {
            if (_playAction.action.triggered)
                _particleSystem.Play();
            
            if (_emitAction.action.triggered)
                _particleSystem.Emit(100);

            if (_particleAction.action.triggered)
            {
                ParticleSystem.Particle[] particles =  new ParticleSystem.Particle[_particleSystem.main.maxParticles];
                _particleSystem.GetParticles(particles);
                for (int i = 0; i < particles.Length; i++)
                {
                    particles[i].position += Vector3.up;
                }
                _particleSystem.SetParticles(particles, particles.Length);
            }
        }

        private void OnValidate()
        {
            // triggered when the inspector changed
        }

        private void Reset()
        {
            // triggered by inspector reset
        }
    }
}