Version: 2022.3
  • C#
Method group is Obsolete


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Obsolete Use positionCount instead.


public void SetVertexCount(int count);


Set the number of line segments.

Additional resources: SetPosition function.

Additional resources: SetPositions function.

using UnityEngine;

public class Example : MonoBehaviour { // Creates a line renderer that follows a Sin() function // and animates it.

Color c1 = Color.yellow; Color c2 =; int lengthOfLineRenderer = 20;

void Start() { LineRenderer lineRenderer = gameObject.AddComponent<LineRenderer>(); lineRenderer.material = new Material(Shader.Find("Sprites/Default")); lineRenderer.SetColors(c1, c2); lineRenderer.SetWidth(0.2f, 0.2f); lineRenderer.SetVertexCount(lengthOfLineRenderer); }

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