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24 lines
923 B
Plaintext
24 lines
923 B
Plaintext
{
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"name": "minimal_circle",
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"type": "function",
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"groups": ["GeometryGroup"],
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"description": "Returns the minimal enclosing circle of a geometry. It represents the minimum circle that encloses all geometries within the set.",
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"arguments": [{
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"arg": "geometry",
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"description": "a geometry"
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}, {
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"arg": "segments",
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"optional": true,
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"default": "36",
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"description": "optional argument for polygon segmentation. By default this value is 36"
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}],
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"examples": [{
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"expression": "geom_to_wkt( minimal_circle( geom_from_wkt( 'LINESTRING(0 5, 0 -5, 2 1)' ), 4 ) )",
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"returns": "'Polygon ((0 5, 5 -0, -0 -5, -5 0, 0 5))'"
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}, {
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"expression": "geom_to_wkt( minimal_circle( geom_from_wkt( 'MULTIPOINT(1 2, 3 4, 3 2)' ), 4 ) )",
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"returns": "'Polygon ((3 4, 3 2, 1 2, 1 4, 3 4))'"
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}],
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"tags": ["enclosing", "minimal", "minimum", "represents", "encloses", "circle", "smallest"]
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}
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