{
  "type": "minecraft:flat_cache",
  "argument": {
    "type": "minecraft:cache_2d",
    "argument": {
      "type": "minecraft:clamp",
      "input": {
        "type": "minecraft:add",
        "argument1": {
          "type": "minecraft:blend_alpha"
        },
        "argument2": {
          "type": "minecraft:mul",
          "argument1": {
            "type": "minecraft:spline",
            "spline": {
              "coordinate": {
                "type": "minecraft:blend_alpha"
              },
              "points": [
                {
                  "location": 0,
                  "value": 0,
                  "derivative": 0
                },
                {
                  "location": 0.5,
                  "value": 0.7,
                  "derivative": 1
                },
                {
                  "location": 0.5,
                  "value": 0.7,
                  "derivative": -1
                },
                {
                  "location": 1,
                  "value": 0,
                  "derivative": 0
                }
              ]
            }
          },
          "argument2": {
            "type": "minecraft:noise",
            "noise": "tectonic:blend_alpha",
            "xz_scale": 0.4,
            "y_scale": 0
          }
        }
      },
      "min": 0,
      "max": 1
    }
  }
}