ParticleSystem.SubEmittersModule.GetSubEmitterEmitProbability

参数

返回值

float 子发射器的发射概率

描述

获取子发射器发射粒子的概率。

返回值范围为 0 到 1，其中 0 表示从不发射，1 表示始终发射。

using UnityEngine;

public class Example : MonoBehaviour
{
    void Start()
    {
        // A simple particle material with no texture.
        var particleMaterial = new Material(Shader.Find("Particles/Standard Surface"));

        // Emit 1 particle per second.
        var particleSystemGameObject = new GameObject("Particle System");
        var particleSystemMain = particleSystemGameObject.AddComponent<ParticleSystem>();
        var emitMain = particleSystemMain.emission;
        emitMain.rateOverTime = 1;
        particleSystemGameObject.GetComponent<ParticleSystemRenderer>().material = particleMaterial;

        // Create a sub-emitter that has a 10% chance of emitting a red particle when "Particle System" emits.
        var subEmitterGo = new GameObject("Sub Emitter");
        subEmitterGo.transform.SetParent(particleSystemGameObject.transform);
        var subEmitter = subEmitterGo.AddComponent<ParticleSystem>();
        var emitSub = subEmitter.emission;
        emitSub.rateOverTime = 0;
        emitSub.burstCount = 1;
        emitSub.SetBurst(0, new ParticleSystem.Burst(0, 1));
        var mainModule = subEmitter.main;
        mainModule.startColor = Color.red;
        subEmitterGo.GetComponent<ParticleSystemRenderer>().material = particleMaterial;

        // Add the sub-emitter, and set the probability.
        var subEmittersModule = particleSystemMain.subEmitters;
        subEmittersModule.enabled = true;
        subEmittersModule.AddSubEmitter(subEmitter, ParticleSystemSubEmitterType.Birth, new ParticleSystemSubEmitterProperties(), 0.1f);
    }
}