private void Awake()
    {
        m_cache_v3  = new ArrayCache <Vector3>();
        m_cache_v2  = new ArrayCache <Vector2>();
        m_cache_int = new ArrayCache <int>();

        float max = 0;

        m_watch         = new System.Diagnostics.Stopwatch();
        m_heightmap_len = 1 << config.Iterations;
        m_heightmap     = HeightMapFactory.CreateHeightMapByFractal(config.Iterations, config.H, config.min, config.max, config.seed, config.type);
        max             = config.max;
        HeightMapFilter.FilterFIR(m_heightmap, m_heightmap_len + 1, fir_config.times, fir_config.k);

        //m_heightmap_len = config_line.size -1;
        //m_heightmap = HeightMapFuzzyLandscaping.CreateHeightMap(config_line.size, config_line.seed, config_line.max,config_line.smooth_step);

        //m_heightmap_len = config_line.size - 1;
        //m_heightmap = HeightMapFuzzyLandscaping.CreateMapByLine(config_line.size, config_line.seed, config_line.max, config_line.line_num,config_line.smooth_step);

        //m_heightmap_len = config_particle.size - 1;
        //m_heightmap = HeightMapParticleDeposition.CreateMap(config_particle.size, config_particle.seed, config_particle.deposition_time, config_particle.deposition_deap, config_particle.deposition_size,config_particle.each_h,out max);
        //HeightMapVolcano.ToVolcano(m_heightmap, m_heightmap_len + 1, max * 0.5f);
        //HeightMapFilter.FilterFIR(m_heightmap, m_heightmap_len + 1, fir_config.times, fir_config.k);


        InitMeshMap();
        var mask      = SurfaceMaskCreator.CreateMask(m_heightmap_len);
        var maskcolor = SurfaceMaskCreator.GeneralMaskData(m_heightmap_len, max, m_heightmap, 0);

        mask.SetPixels(maskcolor);
        mask.Apply();
        PieceMat.SetTexture("_Mask", mask);
    }
    /// <summary>
    /// 耗时计算,再后台线程中执行
    /// </summary>
    public void DoHardWork()
    {
        GenralBaseHeightMap();
        HeightMapFactory.GeneralHeightMapByFractal(m_cfg.Iterations, m_cfg.H, m_cfg.min, m_cfg.max, m_cfg.seed, m_cfg.type, m_height_map);
        var fcfg = ChunkManager.Instence.filter_config;

        HeightMapFilter.FilterFIR(m_height_map, m_heightmap_len + 1, fcfg.times, fcfg.k);
        CopySideMap();
        maskcolor = SurfaceMaskCreator.GeneralMaskData(m_heightmap_len, m_cfg.max, m_height_map, m_cfg.min);
        InitMesh();
        InitPiece();
        ChunkManager.Instence.AddToMap(this);
    }