{
  "name": "scale",
  "type": "function",
  "groups": ["GeometryGroup"],
  "description": "Returns a scaled version of a geometry. Calculations are in the Spatial Reference System of this geometry.",
  "arguments": [{
    "arg": "geometry",
    "description": "a geometry"
  }, {
    "arg": "x_scale",
    "description": "x-axis scaling factor"
  }, {
    "arg": "y_scale",
    "description": "y-axis scaling factor"
  }, {
    "arg": "center",
    "optional": true,
    "description": "scaling center point. If not specified, the center of the geometry's bounding box is used."
  }],
  "examples": [{
    "expression": "scale(@geometry, 2, 0.5, make_point(4, 5))",
    "returns": "geometry scaled twice horizontally and halved vertically, around the (4, 5) point"
  }, {
    "expression": "scale(@geometry, 2, 0.5)",
    "returns": "geometry twice horizontally and halved vertically, around the center of its bounding box"
  }],
  "tags": ["scaled", "spatial", "affine", "calculations", "resize"]
}