ParticleSystemRenderer.flip

描述

沿每个轴翻转一定百分比的粒子。

设置为介于 0 与 1 之间的值，较高值会使较高比例的粒子翻转，1 会使所有粒子翻转。

using UnityEngine;
using UnityEditor;
using System.Collections;

[RequireComponent(typeof(ParticleSystem))]
public class ExampleClass : MonoBehaviour {

    private ParticleSystemRenderer psr;
    public Vector3 flip;

    void Start() {

        psr = GetComponent<ParticleSystemRenderer>();

        psr.material = AssetDatabase.GetBuiltinExtraResource<Material>("Default-Diffuse.mat");  // square material so we can see the pivot more easily
        psr.mesh = Resources.GetBuiltinResource<Mesh>("Capsule.fbx");
    }

    void Update() {

        psr.flip = flip;
    }

    void OnGUI() {

        GUI.Label(new Rect(25, 40, 100, 30), "X");
        GUI.Label(new Rect(25, 80, 100, 30), "Y");
        GUI.Label(new Rect(25, 120, 100, 30), "Z");

        flip.x = GUI.HorizontalSlider(new Rect(65, 25, 100, 30), flip.x, 0.0f, 1.0f);
        flip.y = GUI.HorizontalSlider(new Rect(65, 65, 100, 30), flip.y, 0.0f, 1.0f);
        flip.z = GUI.HorizontalSlider(new Rect(65, 105, 100, 30), flip.z, 0.0f, 1.0f);
    }
}