LineRenderer.SetVertexCount

Description

Set the number of line segments.

See Also: SetPosition function.

See Also: SetPositions function.

    // Creates a line renderer that follows a Sin() function
    // and animates it.

    var c1 : Color = Color.yellow;
    var c2 : Color = Color.red;
    var lengthOfLineRenderer : int = 20;

    function Start() {
         var lineRenderer : LineRenderer = gameObject.AddComponent.<LineRenderer>();
         lineRenderer.material = new Material (Shader.Find("Particles/Additive"));
         lineRenderer.SetColors(c1, c2);
         lineRenderer.SetWidth(0.2,0.2);
         lineRenderer.SetVertexCount(lengthOfLineRenderer);
    }

    function Update() {
        var lineRenderer : LineRenderer = GetComponent.<LineRenderer>();
        var points = new Vector3[lengthOfLineRenderer];
        var t = Time.time;
        for(var i : int = 0; i < lengthOfLineRenderer; i++) {
            points[i] = Vector3(i * 0.5, Mathf.Sin(i + t), 0);
        }
        lineRenderer.SetPositions(points);
    }

using UnityEngine;
using System.Collections;

public class ExampleClass : MonoBehaviour {
    public Color c1 = Color.yellow;
    public Color c2 = Color.red;
    public int lengthOfLineRenderer = 20;
    void Start() {
        LineRenderer lineRenderer = gameObject.AddComponent<LineRenderer>();
        lineRenderer.material = new Material(Shader.Find("Particles/Additive"));
        lineRenderer.SetColors(c1, c2);
        lineRenderer.SetWidth(0.2F, 0.2F);
        lineRenderer.SetVertexCount(lengthOfLineRenderer);
    }
    void Update() {
        LineRenderer lineRenderer = GetComponent<LineRenderer>();
        Vector3[] points = new Vector3[lengthOfLineRenderer];
        float t = Time.time;
        int i = 0;
        while (i < lengthOfLineRenderer) {
            points[i] = new Vector3(i * 0.5F, Mathf.Sin(i + t), 0);
            i++;
        }
        lineRenderer.SetPositions(points);
    }
}