public float velocityScale;
Описание
Указывает, насколько растягиваются частицы в зависимости от их скорости.
Используйте это, чтобы частицы становились длиннее по мере увеличения их скорости.
using UnityEngine;
using System.Collections;
[RequireComponent(typeof(ParticleSystem))]
public class ExampleClass : MonoBehaviour {
private ParticleSystem ps;
private ParticleSystemRenderer psr;
public ParticleSystemRenderMode renderMode = ParticleSystemRenderMode.Billboard;
public float cameraScale = 0.0f;
public float lengthScale = 0.0f;
public float velocityScale = 1.0f;
void Start() {
ps = GetComponent<ParticleSystem>();
psr = GetComponent<ParticleSystemRenderer>();
psr.mesh = Resources.GetBuiltinResource<Mesh>("Capsule.fbx");
var main = ps.main;
main.startSpeed = new ParticleSystem.MinMaxCurve(0.5f, 1.5f);
main.startSize = new ParticleSystem.MinMaxCurve(0.1f, 0.8f);
}
void Update() {
psr.renderMode = renderMode;
psr.cameraVelocityScale = cameraScale;
psr.lengthScale = lengthScale;
psr.velocityScale = velocityScale;
if (renderMode == ParticleSystemRenderMode.Stretch)
Camera.main.transform.position = new Vector3(Mathf.Sin(Time.time) * 4.0f, 0.0f, -10.0f); // move the camera so we can see the effect on stretch camera velocity
}
void OnGUI() {
renderMode = (ParticleSystemRenderMode)GUI.SelectionGrid(new Rect(25, 25, 900, 30), (int)renderMode, new GUIContent[] { new GUIContent("Billboard"), new GUIContent("Stretch"), new GUIContent("HorizontalBillboard"), new GUIContent("VerticalBillboard"), new GUIContent("Mesh"), new GUIContent("None") }, 6);
if (renderMode == ParticleSystemRenderMode.Stretch) {
GUI.Label(new Rect(25, 80, 100, 30), "CameraScale");
GUI.Label(new Rect(25, 120, 100, 30), "LengthScale");
GUI.Label(new Rect(25, 160, 100, 30), "Velocity Scale");
cameraScale = GUI.HorizontalSlider(new Rect(125, 85, 100, 30), cameraScale, 0.0f, 10.0f);
lengthScale = GUI.HorizontalSlider(new Rect(125, 125, 100, 30), lengthScale, 0.0f, 10.0f);
velocityScale = GUI.HorizontalSlider(new Rect(125, 165, 100, 30), velocityScale, 0.0f, 10.0f);
}
}
}
