private void ResetModelsToOrigin()
        {
            List <List <Vertex> > myTempList = new List <List <Vertex> >();
            List <string>         myNames    = new List <string>();

            for (int i = 0; i < OpenGLControl.GLrender.Models3D.Count; i++)
            {
                List <Vertex> myVertices = OpenGLControl.GLrender.Models3D[i].VertexList;
                myTempList.Add(myVertices);
                myNames.Add(OpenGLControl.GLrender.Models3D[i].Name);
            }
            OpenGLControl.RemoveAllModels();


            for (int i = 0; i < myTempList.Count; i++)
            {
                List <Vertex> myVertices = myTempList[i];
                Vertices.GetVertexMax(myVertices);
                this.OpenGLControl.ShowPointCloud(myNames[i], myVertices);
            }
        }