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19 lines
711 B
Plaintext
19 lines
711 B
Plaintext
{
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"name": "line_locate_point",
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"type": "function",
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"groups": ["GeometryGroup"],
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"description": "Returns the distance along a linestring corresponding to the closest position the linestring comes to a specified point geometry.",
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"arguments": [{
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"arg": "geometry",
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"description": "a linestring geometry"
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}, {
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"arg": "point",
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"description": "point geometry to locate closest position on linestring to"
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}],
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"examples": [{
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"expression": "line_locate_point(geometry:=geom_from_wkt('LineString(0 0, 10 0)'),point:=geom_from_wkt('Point(5 0)'))",
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"returns": "5.0"
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}],
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"tags": ["distance", "point", "specified", "closest", "linestring", "position", "corresponding", "along"]
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}
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