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16 lines
662 B
Plaintext
16 lines
662 B
Plaintext
{
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"name": "force_polygon_ccw",
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"type": "function",
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"groups": ["GeometryGroup"],
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"description": "Forces a geometry to respect the convention where exterior rings are counter-clockwise, interior rings are clockwise.",
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"arguments": [{
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"arg": "geometry",
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"description": "a geometry. Any non-polygon geometries are returned unchanged."
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}],
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"examples": [{
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"expression": "geom_to_wkt(force_polygon_ccw(geometry:=geom_from_wkt('Polygon ((-1 -1, 0 2, 4 2, 4 0, -1 -1))')))",
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"returns": "'Polygon ((-1 -1, 4 0, 4 2, 0 2, -1 -1))'"
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}],
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"tags": ["exterior", "clockwise", "respect", "convention", "rings", "counter", "interior", "forces"]
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}
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