파티클의 startLifeTime
//읽을때
var startLifetime=particleEffect.main.startLifetime.constant;
//쓸때
var particleEffectMain = particleEffect.main;
var startLifetime = particleEffectMain.startLifetime;
startLifetime.constant = 설정할시간;
particleEffectMain.startLifetime = startLifetime;
파티클 텍스처 변경
var renderer = particle.GetComponent<Renderer>();
renderer.material.mainTexture = sprite.texture;
파티클 데이터 수정
//생성
{
var particleSystem = GetComponent<ParticleSystem>();
var particles = new ParticleSystem.Particle[100];
for (int i = 0; i < particles.Length; i++)
{
particles[i] = new ParticleSystem.Particle();
particles[i].position = new Vector3(0, i * 0.1f, 0);
particles[i].startSize = particleSystem.main.startSize.Evaluate(0);
particles[i].rotation3D = new Vector3(0, i * 10, 0);
}
particleSystem.SetParticles(particles);
}
//읽기
{
var particleSystem = GetComponent<ParticleSystem>();
var particles = new ParticleSystem.Particle[particleSystem.particleCount];
particleSystem.GetParticles(particles);
for (int i = 0; i < particles.Length; i++)
{
Debug.Log($"particles[{i}].position: {particles[i].position}");
Debug.Log($"particles[{i}].rotation3D: {particles[i].rotation3D}");
Debug.DrawLine(particles[i].position, particles[i].position+Quaternion.Euler(particles[i].rotation3D) * Vector3.forward*0.1f);
Debug.DrawLine(particles[i].position, particles[i].position + Quaternion.Euler(particles[i].rotation3D) * Vector3.up * 0.1f);
//Debug.Log($"Quaternion.Euler(particles[{i}].rotation3D): {Quaternion.Euler(particles[i].rotation3D)}");
}
}
//수정
{
var particleSystem = GetComponent<ParticleSystem>();
var particles = new ParticleSystem.Particle[particleSystem.particleCount];
particleSystem.GetParticles(particles);
for (int i = 0; i < particles.Length; i++)
{
particles[i].position = new Vector3(0, i * 0.1f, 0);
}
particleSystem.SetParticles(particles);
}
라인렌더러 좌표를 트랜스폼들 좌표로 설정
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
#if UNITY_EDITOR
using UnityEditor;
[CustomEditor(typeof(TransformsLine))]
public class TransformsLineEditor : Editor
{
public override void OnInspectorGUI()
{
base.OnInspectorGUI();//기본 인스펙터를 받아올때
serializedObject.Update();
{
if (GUILayout.Button("Preview"))
{
((FishingLine)target).SetLineRenderer();
}
}
serializedObject.ApplyModifiedProperties();
}
}
#endif
public class TransformsLine : MonoBehaviour
{
public Transform[] transforms;
public LineRenderer lineRenderer;
// Start is called before the first frame update
void Start()
{
lineRenderer = lineRenderer ?? GetComponent<LineRenderer>();
}
// Update is called once per frame
public void SetLineRenderer()
{
if ((lineRenderer != null) && (transforms.Length > 0))
{
lineRenderer.SetPositions(System.Array.ConvertAll(transforms, transform => transform.position));
}
}
// Update is called once per frame
void Update()
{
SetLineRenderer();
}
}
트레일 Positions 구조
//1번라인
(0: (-0.3, 0.7, 0.0))(1: (-0.3, 0.7, 0.0))(2: (-0.4, 0.8, 0.1))
(3: (-0.6, 1.0, 0.4))(4: (-0.5, 1.1, 0.5))(5: (-0.5, 1.2, 0.5))
(6: (-0.5, 1.3, 0.5))(7: (-0.5, 1.3, 0.5))(8: (-0.5, 1.2, 0.6))
(9: (-0.5, 1.0, 0.6))(10: (-0.5, 0.9, 0.6))(11: (-0.5, 0.8, 0.6))
//2번라인
(12: (-0.5, 0.9, 0.7))(13: (-0.5, 0.9, 0.7))(14: (-0.4, 1.0, 0.8))
(15: (-0.4, 1.0, 0.8))(16: (-0.4, 1.0, 0.8))(17: (-0.4, 1.0, 0.8))
(18: (-0.4, 1.1, 0.8))(19: (-0.4, 1.1, 0.8))(20: (-0.4, 1.1, 0.8))
(21: (-0.4, 1.0, 0.9))(22: (-0.4, 1.0, 0.9))(23: (-0.4, 0.9, 0.9))
동일한 좌표를 두번 찍는것으로 시작점을 표현
