SkillViewerCameraSetting.DrawBezier2Line C# (CSharp) Method

    public static void DrawBezier2Line(Vector3 s, Vector3 p, Vector3 e)
    {
        for (int i = 0; i < 100; i++)
        {
            float t0_d = i * 0.01f;
            float t1_d = (i + 1) * 0.01f;
            Vector3 v0 = Bezier2(s, p, e, t0_d);
            Vector3 v1 = Bezier2(s, p, e, t1_d);
            Debug.DrawLine(v0, v1);
        }
    }

    public void OnDrawGizmos()
    {
        if (node0 == null)
        {
            GameObject n0 = GameObject.Find("camera_nearControl");
            if (n0 != null)
            {
                node0 = n0.transform;
            }
        }
        if (node1 == null)
        {
            GameObject n1 = GameObject.Find("camera_midControl");
            if (n1 != null)
            {
                node1 = n1.transform;
            }
        }
        if (node2 == null)
        {
            GameObject n2 = GameObject.Find("camera_farControl");
            if (n2 != null)
            {
                node2 = n2.transform;
            }
        }

        if (cam_node == null)
        {
            GameObject nc = GameObject.Find("Main Camera");
            if (nc != null)
            {
                cam_node = nc.transform;
            }
        }

        if (target_node == null)
        {
            GameObject go = GameObject.Find("camera_target");
            if (go != null)
            {
                target_node = go.transform;
            }
        }

        Matrix4x4 mat = Matrix4x4.TRS(target_node.position, Quaternion.AngleAxis(camera_pitch, Vector3.right), Vector3.one) * Matrix4x4.TRS(-target_node.position, Quaternion.identity, Vector3.one);

        node0.localPosition = new Vector3(0.0f, node0.localPosition.y, node0.localPosition.z);
        node1.localPosition = new Vector3(0.0f, node1.localPosition.y, node1.localPosition.z);
        node2.localPosition = new Vector3(0.0f, node2.localPosition.y, node2.localPosition.z);

        target_node.localPosition = new Vector3(0.0f, target_node.localPosition.y, 0.0f);

        if (target_node != null)
        {
            GameFramework.Utility.DrawGizmosCircle(target_node.position, 0.5f);
        }
        if ((node0 != null && node1 != null))
        {
            Debug.DrawLine(node0.position, node1.position);
            Debug.DrawLine(mat.MultiplyPoint(node0.position), mat.MultiplyPoint(node1.position));
        }
        if ((node2 != null && node1 != null))
        {
            Debug.DrawLine(node1.position, node2.position);
            Debug.DrawLine(mat.MultiplyPoint(node1.position), mat.MultiplyPoint(node2.position));
        }
        if ((node0 != null) && (node1 != null) && (node2 != null))
        {
            SkillViewerCameraSetting.DrawBezier2Line(node0.position, node1.position, node2.position);                                                          //DrawBezier2Line
            SkillViewerCameraSetting.DrawBezier2Line(mat.MultiplyPoint(node0.position), mat.MultiplyPoint(node1.position), mat.MultiplyPoint(node2.position)); //DrawBezier2Line
        }

        Vector3 un_rotate_node = SkillViewerCameraSetting.Bezier2(node0.position, node1.position, node2.position, lerpDegree);

        Debug.DrawLine(un_rotate_node, target_node.position);


        //cam_node.position = mat.MultiplyPoint(CameraSetting.Bezier2(node0.position, node1.position, node2.position, lerpDegree));
        //cam_node.LookAt(target_node.position);
        Debug.DrawLine(cam_node.position, target_node.position);
    }