Unity Custom tube, shere Light

Source : https://blogs.unity3d.com/kr/2015/02/06/extending-unity-5-rendering-pipeline-command-buffers/

legacy Deferred only

using UnityEngine;

[ExecuteInEditMode]

public class CustomLight : MonoBehaviour

{
    public enum Kind

    {
        Sphere,
        Tube
    }

    public Kind m_Kind;

    public Color m_Color = Color.white;
    public float m_Intensity = 1.0f;
    public float m_Range = 10.0f;
    public float m_Size = 0.5f;
    public float m_TubeLength = 1.0f;

    public void OnEnable()
    {
        CustomLightSystem.instance.Add (this);
    }

    public void Start()
    {
        CustomLightSystem.instance.Add (this);
    }

    public void OnDisable()
    {
        CustomLightSystem.instance.Remove (this);
    }

    public Color GetLinearColor()
    {
        return new Color(
            Mathf.GammaToLinearSpace(m_Color.r * m_Intensity),
            Mathf.GammaToLinearSpace(m_Color.g * m_Intensity),
            Mathf.GammaToLinearSpace(m_Color.b * m_Intensity),
            1.0f
        );
    }

    public void OnDrawGizmos()
    {
        Gizmos.DrawIcon(transform.position, m_Kind==Kind.Tube ? "AreaLight Gizmo" : "PointLight Gizmo", true);
    }
    public void OnDrawGizmosSelected()
    {
        Gizmos.color = new Color(0.1f, 0.7f, 1.0f, 0.6f);
        if (m_Kind == Kind.Tube)
        {
            Gizmos.matrix = Matrix4x4.TRS(transform.position, transform.rotation, new Vector3(m_TubeLength*2, m_Size*2, m_Size*2));
            Gizmos.DrawWireCube(Vector3.zero, Vector3.one);
        }
        else
        {
            Gizmos.matrix = Matrix4x4.identity;
            Gizmos.DrawWireSphere(transform.position, m_Size);
        }
        Gizmos.matrix = Matrix4x4.identity;
        Gizmos.DrawWireSphere(transform.position, m_Range);
    }
}