Unity - Scripting API: Handles.RadiusHandle

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Declaration

public static float RadiusHandle(Quaternion rotation, Vector3 position, float radius, bool handlesOnly);

Declaration

public static float RadiusHandle(Quaternion rotation, Vector3 position, float radius);

Parameters

Parameter	Description
rotation	The orientation of the handle in 3D space.
position	The center of the handle in 3D space.
radius	Radius to modify.
handlesOnly	Whether to omit the circular outline of the radius and only draw the point handles.

Returns

float The new value modified by the user's interaction with the handle. If the user has not moved the handle, it will return the same value as you passed into the function.

Note: Use HandleUtility.GetHandleSize where you might want to have constant screen-sized handles.

Description

Make a Scene view radius handle.

RadiusHandle on the Scene View.

And the Script attached to this GameObject:

// Name this script "EffectRadius"
using UnityEngine;
using System.Collections;public class EffectRadius : MonoBehaviour
{
    public float areaOfEffect = 1;
}