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Unity Engine

PI

The well-known 3.14159265358979... value (Read Only).
Read time 1 minuteLast updated 5 days ago

Definition

  • Type: Field
  • Namespace: UnityEngine
  • Assembly: UnityEngine.CoreModule
public const float PI = 3.1415927

Remarks

The ratio of the circumference of a circle to its diameter. Note that this value is a 32-bit floating point number i.e. a 
float
. Approximately seven digits of precision are provided.

Examples

using UnityEngine;using System.Collections;public class ExampleClass : MonoBehaviour{    public float radius = 5;    void Start()    {        float perimeter = 2.0f * Mathf.PI * radius;        Debug.Log("The perimeter of the circle is: " + perimeter);    }}