/// <summary>
/// 利用梁的基本信息绘制梁
/// </summary>
/// <param name="dir"></param>
private void ResetBeamView(bool dir)
{
_meshStructStatic = MeshUtility.CreateBeamMesh(beamInfo);
_meshStruct = new MeshStruct(_meshStructStatic);
_gridmeshStructStatic = MeshUtility.CreateBeamMesh(gridBeamInfo);
_gridmeshStruct = new MeshStruct(_gridmeshStructStatic);
SetMeshStructToMesh();
}